chore: add eslint-plugin-unicorn (#733)

154 files changed, 745 insertions, 504 deletions

diff --git a/recipes/amazon-web-services/index.js b/recipes/amazon-web-services/index.js
index d0e2779..057cd19 100644
--- a/recipes/amazon-web-services/index.js
+++ b/recipes/amazon-web-services/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class AmazonWebServices extends Ferdi {
-};
+module.exports = Ferdi => class AmazonWebServices extends Ferdi {};
diff --git a/recipes/amazon-work-mail/webview.js b/recipes/amazon-work-mail/webview.js
index 944a15c..44f3058 100644
--- a/recipes/amazon-work-mail/webview.js
+++ b/recipes/amazon-work-mail/webview.js
@@ -1,6 +1,6 @@
-module.exports = (Ferdi) => {
-  const reload = (EventType) => new Promise((resolve, reject) => {
-    const btn = document.getElementsByClassName('giraffe-hierarchy-node-refresh')[0];
+const reload = EventType =>
+  new Promise((resolve, reject) => {
+    const btn = document.querySelectorAll('.giraffe-hierarchy-node-refresh')[0];
     const EventObject = document.createEvent('Events');
     EventObject.initEvent(EventType, true, false);
 
@@ -11,12 +11,13 @@ module.exports = (Ferdi) => {
     }
   });
 
+module.exports = Ferdi => {
   const getUnread = () => {
-    const nodes = document.getElementsByClassName('giraffe-hierarchy-node-counter');
+    const nodes = document.querySelectorAll('.giraffe-hierarchy-node-counter');
     let counter = 0;
 
-    for (let i = 0; i < nodes.length; i++) {
-      counter += Ferdi.safeParseInt(nodes[i].innerText);
+    for (const node of nodes) {
+      counter += Ferdi.safeParseInt(node.textContent);
     }
 
     Ferdi.setBadge(counter);
@@ -27,6 +28,6 @@ module.exports = (Ferdi) => {
 
     window.setInterval(() => {
       reload('click');
-    }, 60000);
+    }, 60_000);
   }
 };
diff --git a/recipes/android-messages/webview.js b/recipes/android-messages/webview.js
index 13def91..35d5de2 100644
--- a/recipes/android-messages/webview.js
+++ b/recipes/android-messages/webview.js
@@ -2,7 +2,13 @@ setTimeout(() => {
   const elem = document.querySelector('#af-error-container');
 
   // TODO: This will not work for non-english locales
-  if (elem && elem.innerText.toLowerCase().includes('the requested url was not found on this server')) {
+  if (
+    elem &&
+    elem.textContent &&
+    elem.textContent
+      .toLowerCase()
+      .includes('the requested url was not found on this server')
+  ) {
     window.location.reload();
   }
 }, 1000);
@@ -11,10 +17,18 @@ module.exports = (Ferdi, settings) => {
   const getMessages = () => {
     const messages = document.querySelectorAll('.text-content.unread').length;
     Ferdi.setBadge(messages);
-  }
+  };
 
   window.addEventListener('beforeunload', async () => {
-    Ferdi.clearStorageData(settings.id, { storages: ['appcache', 'serviceworkers', 'cachestorage', 'websql', 'indexdb'] });
+    Ferdi.clearStorageData(settings.id, {
+      storages: [
+        'appcache',
+        'serviceworkers',
+        'cachestorage',
+        'websql',
+        'indexdb',
+      ],
+    });
     Ferdi.releaseServiceWorkers();
   });
 
diff --git a/recipes/anonaddy/index.js b/recipes/anonaddy/index.js
index d14a262..b8cdae2 100644
--- a/recipes/anonaddy/index.js
+++ b/recipes/anonaddy/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class anonaddy extends Ferdi {
-};
+module.exports = Ferdi => class anonaddy extends Ferdi {};
diff --git a/recipes/anydo/webview.js b/recipes/anydo/webview.js
index 4f4749b..e1ee479 100644
--- a/recipes/anydo/webview.js
+++ b/recipes/anydo/webview.js
@@ -1,13 +1,15 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   function getTasks() {
     let incompleteCount = 0;
 
-    const countEls = document.querySelectorAll('.AppSidebarListsItems__itemContainer__sizeContainer:not([hidden]) > .AppSidebarListsItems__itemContainer__size');
+    const countEls = document.querySelectorAll(
+      '.AppSidebarListsItems__itemContainer__sizeContainer:not([hidden]) > .AppSidebarListsItems__itemContainer__size',
+    );
 
-    if (countEls.length) {
-      Array.from(countEls).forEach((el) => {
-        incompleteCount += Ferdi.safeParseInt(el.innerHTML);
-      });
+    if (countEls.length > 0) {
+      for (const el of countEls) {
+        incompleteCount += Ferdi.safeParseInt(el.textContent);
+      }
     }
 
     Ferdi.setBadge(incompleteCount);
diff --git a/recipes/azure-devops/index.js b/recipes/azure-devops/index.js
index 2864cca..a6cb2af 100644
--- a/recipes/azure-devops/index.js
+++ b/recipes/azure-devops/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class azuredevops extends Ferdi {
-};
+module.exports = Ferdi => class azuredevops extends Ferdi {};
diff --git a/recipes/basecamp/webview.js b/recipes/basecamp/webview.js
index 16eced3..9d8e677 100644
--- a/recipes/basecamp/webview.js
+++ b/recipes/basecamp/webview.js
@@ -4,6 +4,14 @@ function _interopRequireDefault(obj) {
   return obj && obj.__esModule ? obj : { default: obj };
 }
 
+function show(element) {
+  element.style.display = 'inherit';
+}
+
+function hide(element) {
+  element.style.display = 'none';
+}
+
 module.exports = Ferdi => {
   const modal = document.createElement('div');
 
@@ -16,12 +24,21 @@ module.exports = Ferdi => {
   };
   function showModal(text) {
     show(modal);
-    modal.querySelector('p').innerHTML = text;
+
+    let p = modal.querySelector('p');
+
+    if (p) {
+      p.textContent = text;
+    }
   }
 
   function hideModal() {
     hide(modal);
-    modal.querySelector('p').innerHTML = '';
+    let p = modal.querySelector('p');
+
+    if (p) {
+      p.textContent = '';
+    }
   }
 
   // Replace window.alert to hide alerts in Ferdi
@@ -31,21 +48,17 @@ module.exports = Ferdi => {
     showModal.apply(oldAlert, arguments);
   };
 
-  function show(element) {
-    element.style.display = 'inherit';
-  }
-
-  function hide(element) {
-    element.style.display = 'none';
-  }
-
   modal.id = 'franz-modal';
-  modal.innerHTML =
+  modal.textContent =
     '<div class="modal-content"><span class="close">&times;</span><p></p></div>';
-  modal.querySelector('.close').addEventListener('click', hideModal);
+
+  let close = modal.querySelector('.close');
+  if (close) {
+    close.addEventListener('click', hideModal);
+  }
   waitFor(
     () => document.body,
-    () => document.body.appendChild(modal),
+    () => document.body.append(modal),
   );
 
   document.addEventListener('keydown', e => {
diff --git a/recipes/binance/index.js b/recipes/binance/index.js
index a6681d5..b4d7495 100644
--- a/recipes/binance/index.js
+++ b/recipes/binance/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class Binance extends Ferdi {
-};
+module.exports = Ferdi => class Binance extends Ferdi {};
diff --git a/recipes/bip/index.js b/recipes/bip/index.js
index 4507e72..8949ee0 100644
--- a/recipes/bip/index.js
+++ b/recipes/bip/index.js
@@ -1,3 +1 @@
-module.exports = Ferdi => class bip extends Ferdi {
-
-};
+module.exports = Ferdi => class bip extends Ferdi {};
diff --git a/recipes/bip/webview.js b/recipes/bip/webview.js
index ea8fa5f..f3166ce 100644
--- a/recipes/bip/webview.js
+++ b/recipes/bip/webview.js
@@ -6,8 +6,8 @@ module.exports = Ferdi => {
   const getMessages = () => {
     const elements = document.querySelectorAll('.contact-list__message__unread-badge-counter');
     let count = 0;
-    for (let i = 0; i < elements.length; i++) {
-      count += Ferdi.safeParseInt(elements[i].textContent);
+    for (const element of elements) {
+      count += Ferdi.safeParseInt(element.textContent);
     }
     Ferdi.setBadge(count, 0);
   };
diff --git a/recipes/bitbucket/index.js b/recipes/bitbucket/index.js
index 7983bf0..3709b27 100644
--- a/recipes/bitbucket/index.js
+++ b/recipes/bitbucket/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class bitbucket extends Ferdi {
-};
+module.exports = Ferdi => class bitbucket extends Ferdi {};
diff --git a/recipes/bitwarden/index.js b/recipes/bitwarden/index.js
index a59e581..ab7de5f 100644
--- a/recipes/bitwarden/index.js
+++ b/recipes/bitwarden/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class Bitwarden extends Ferdi {
-};
+module.exports = Ferdi => class Bitwarden extends Ferdi {};
diff --git a/recipes/campuswire/webview.js b/recipes/campuswire/webview.js
index 9837030..418ac9d 100644
--- a/recipes/campuswire/webview.js
+++ b/recipes/campuswire/webview.js
@@ -1,10 +1,12 @@
 module.exports = Ferdi => {
   const getMessages = () => {
-    let count = document.querySelectorAll('._5fx8:not(._569x),._1ht3:not(._569x)').length;
+    let count = document.querySelectorAll(
+      '._5fx8:not(._569x),._1ht3:not(._569x)',
+    ).length;
     const messageRequestsElement = document.querySelector('._5nxf');
 
     if (messageRequestsElement) {
-      count += Ferdi.safeParseInt(messageRequestsElement.innerHTML);
+      count += Ferdi.safeParseInt(messageRequestsElement.textContent);
     }
 
     Ferdi.setBadge(count);
@@ -12,19 +14,25 @@ module.exports = Ferdi => {
 
   Ferdi.loop(getMessages);
 
-  localStorage.setItem('_cs_desktopNotifsEnabled', JSON.stringify({
-    __t: new Date().getTime(),
-    __v: true,
-  }));
+  localStorage.setItem(
+    '_cs_desktopNotifsEnabled',
+    JSON.stringify({
+      __t: Date.now(),
+      __v: true,
+    }),
+  );
 
   if (typeof Ferdi.onNotify === 'function') {
     Ferdi.onNotify(notification => {
       if (typeof notification.title !== 'string') {
-        notification.title = ((notification.title.props || {}).content || [])[0] || 'Campuswire';
+        notification.title =
+          ((notification.title.props || {}).content || [])[0] || 'Campuswire';
       }
 
       if (typeof notification.options.body !== 'string') {
-        notification.options.body = (((notification.options.body || {}).props || {}).content || [])[0] || '';
+        notification.options.body =
+          (((notification.options.body || {}).props || {}).content || [])[0] ||
+          '';
       }
 
       return notification;
diff --git a/recipes/canvas/webview.js b/recipes/canvas/webview.js
index a70f448..070a975 100644
--- a/recipes/canvas/webview.js
+++ b/recipes/canvas/webview.js
@@ -2,9 +2,11 @@ module.exports = Ferdi => {
   const getMessages = () => {
     let direct = 0;
 
-    const MessageElement = document.querySelector('[id=global_nav_conversations_link]');
+    const MessageElement = document.querySelector(
+      '[id=global_nav_conversations_link]',
+    );
     if (MessageElement) {
-      direct += Ferdi.safeParseInt(MessageElement.innerHTML);
+      direct += Ferdi.safeParseInt(MessageElement.textContent);
     }
 
     Ferdi.setBadge(direct);
diff --git a/recipes/chatwork/webview.js b/recipes/chatwork/webview.js
index 05e1912..ed09ef7 100644
--- a/recipes/chatwork/webview.js
+++ b/recipes/chatwork/webview.js
@@ -1,19 +1,26 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     let directCount = 0;
     let indirectCount = 0;
     const roomInfoContainer = document.querySelectorAll('li.sc-dnqmqq');
-    Array.prototype.forEach.call(roomInfoContainer, (room) => {
+    Array.prototype.forEach.call(roomInfoContainer, room => {
       let count = 0;
       const unreadBadge = room.querySelector('span.sc-kAzzGY');
-      const unreadBadgeHasMention = room.querySelector('li._unreadBadge.sc-cSHVUG');
+      const unreadBadgeHasMention = room.querySelector(
+        'li._unreadBadge.sc-cSHVUG',
+      );
 
-      if (unreadBadge && unreadBadge.innerText) {
-        count = Ferdi.safeParseInt(unreadBadge.innerText);
+      if (unreadBadge && unreadBadge.textContent) {
+        count = Ferdi.safeParseInt(unreadBadge.textContent);
       }
 
       if (count > 0) {
-        if (room.querySelector('img.sc-gqjmRU').getAttribute('src').indexOf('avatar') < 0) {
+        if (
+          !room
+            .querySelector('img.sc-gqjmRU')
+            .getAttribute('src')
+            .includes('avatar')
+        ) {
           if (unreadBadgeHasMention) {
             directCount++;
           } else {
@@ -25,7 +32,7 @@ module.exports = (Ferdi) => {
       }
     });
     Ferdi.setBadge(directCount, indirectCount);
-  }
+  };
 
   Ferdi.loop(getMessages);
 };
diff --git a/recipes/cliq/webview.js b/recipes/cliq/webview.js
index 0c6e550..23607bd 100644
--- a/recipes/cliq/webview.js
+++ b/recipes/cliq/webview.js
@@ -1,7 +1 @@
-module.exports = Ferdi => {
-  const getMessages = () => {
-    // Ferdi.setBadge(ConversationsList.getUnreadBadgeCount());
-  };
-
-  Ferdi.loop(getMessages);
-};
+module.exports = Ferdi => Ferdi;
diff --git a/recipes/clockify/webview.js b/recipes/clockify/webview.js
index 9fbb613..bf926e4 100644
--- a/recipes/clockify/webview.js
+++ b/recipes/clockify/webview.js
@@ -1,7 +1,7 @@
 module.exports = Ferdi => {
   const getMessages = () => {
     const notifications = document.querySelectorAll('.notification--number');
-    Ferdi.setBadge(0, notifications.length >= 1 ? 1 : 0);
+    Ferdi.setBadge(0, notifications.length > 0 ? 1 : 0);
   };
 
   Ferdi.loop(getMessages);
diff --git a/recipes/devRant/webview.js b/recipes/devRant/webview.js
index 9e8b31c..7385db5 100644
--- a/recipes/devRant/webview.js
+++ b/recipes/devRant/webview.js
@@ -1,10 +1,16 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
 setTimeout(() => {
   const elem = document.querySelector('.landing-title.version-title');
-  if (elem && elem.innerText.toLowerCase().includes('google chrome')) {
+  if (
+    elem &&
+    elem.textContent &&
+    elem.textContent.toLowerCase().includes('google chrome')
+  ) {
     window.location.reload();
   }
 }, 1000);
@@ -13,8 +19,11 @@ module.exports = (Ferdi, settings) => {
   const getMessages = () => {
     const elements = document.querySelectorAll('.CxUIE, .unread, ._0LqQ');
     let count = 0;
-    for (let i = 0; i < elements.length; i += 1) {
-      if (elements[i].querySelectorAll('.P6z4j').length === 1 && elements[i].querySelectorAll('*[data-icon="muted"]').length === 0) {
+    for (const element of elements) {
+      if (
+        element.querySelectorAll('.P6z4j').length === 1 &&
+        element.querySelectorAll('*[data-icon="muted"]').length === 0
+      ) {
         count += 1;
       }
     }
@@ -23,7 +32,15 @@ module.exports = (Ferdi, settings) => {
   };
 
   window.addEventListener('beforeunload', async () => {
-    Ferdi.clearStorageData(settings.id, { storages: ['appcache', 'serviceworkers', 'cachestorage', 'websql', 'indexdb'] });
+    Ferdi.clearStorageData(settings.id, {
+      storages: [
+        'appcache',
+        'serviceworkers',
+        'cachestorage',
+        'websql',
+        'indexdb',
+      ],
+    });
     Ferdi.releaseServiceWorkers();
   });
 
diff --git a/recipes/devdocs/index.js b/recipes/devdocs/index.js
index 91113e0..119cbe1 100644
--- a/recipes/devdocs/index.js
+++ b/recipes/devdocs/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class devdocs extends Ferdi {
-};
+module.exports = Ferdi => class devdocs extends Ferdi {};
diff --git a/recipes/dingtalk/webview.js b/recipes/dingtalk/webview.js
index aa5f2a3..59881cf 100644
--- a/recipes/dingtalk/webview.js
+++ b/recipes/dingtalk/webview.js
@@ -1,21 +1,28 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   let checkIsRun = false;
   const checkHeightAction = () => {
     checkIsRun = true;
     let checkHeight = setInterval(() => {
-      let menuPanel = document.getElementById('menu-pannel')
+      let menuPanel = document.querySelector('#menu-pannel');
       if (!menuPanel) {
-        return
+        return;
+      }
+      if (menuPanel.parentElement) {
+        menuPanel.parentElement.setAttribute(
+          'style',
+          'height:' + (window.outerHeight - 60) + 'px',
+        );
       }
-      menuPanel.parentElement.setAttribute('style', 'height:' + (window.outerHeight - 60) + 'px');
       clearInterval(checkHeight);
-      checkIsRun = false
-    }, 1000)
-  }
+      checkIsRun = false;
+    }, 1000);
+  };
 
   checkHeightAction();
 
@@ -26,8 +33,8 @@ module.exports = (Ferdi) => {
   });
 
   const getMessages = () => {
-    const x = document.querySelectorAll('.unread-num em.ng-binding')
-    Ferdi.setBadge(x.length > 0 ? x[0].innerHTML : 0);
+    const x = document.querySelectorAll('.unread-num em.ng-binding');
+    Ferdi.setBadge(x.length > 0 ? x[0].textContent : 0);
   };
 
   Ferdi.loop(getMessages);
diff --git a/recipes/disqus/webview.js b/recipes/disqus/webview.js
index a79f5e7..fcdd386 100644
--- a/recipes/disqus/webview.js
+++ b/recipes/disqus/webview.js
@@ -1,15 +1,14 @@
 module.exports = Ferdi => {
   const getInnerInt = selector => {
     const element = document.querySelector(selector);
-    return element && Ferdi.safeParseInt(element.innerText);
+    return element && Ferdi.safeParseInt(element.textContent);
   };
 
   const getMessages = () => {
-    const direct = (
+    const direct =
       getInnerInt("header div[data-role='unread-notification-count']") ||
       getInnerInt('a.has-notifs div.notif-count') ||
-      0
-    );
+      0;
 
     Ferdi.setBadge(direct);
   };
diff --git a/recipes/epicgames/index.js b/recipes/epicgames/index.js
index 891040d..35bf240 100644
--- a/recipes/epicgames/index.js
+++ b/recipes/epicgames/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class epicgames extends Ferdi {
-};
+module.exports = Ferdi => class epicgames extends Ferdi {};
diff --git a/recipes/erepublik/index.js b/recipes/erepublik/index.js
index 146e5fb..12cdd73 100644
--- a/recipes/erepublik/index.js
+++ b/recipes/erepublik/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class erepublik extends Ferdi {
-};
+module.exports = Ferdi => class erepublik extends Ferdi {};
diff --git a/recipes/erepublik/webview.js b/recipes/erepublik/webview.js
index 6a105e1..a47c57d 100644
--- a/recipes/erepublik/webview.js
+++ b/recipes/erepublik/webview.js
@@ -4,19 +4,19 @@ function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { de
 
 module.exports = Ferdi => {
   const getMessages = () => {
-    const elementNotify = document.getElementsByClassName('notify');
-    const elementFeed = document.getElementsByClassName('unreadCounter ng-binding ng-scope');
+    const elementNotify = document.querySelectorAll('.notify');
+    const elementFeed = document.querySelectorAll('.unreadCounter.ng-binding.ng-scope');
 
     let countNotify = 0;
     let countFeed = 0;
 
-    for (let i = 0; i < elementNotify.length; i++) {
-      const splitText = elementNotify[i].title.split(':');
+    for (const element of elementNotify) {
+      const splitText = element.title.split(':');
       countNotify += Ferdi.safeParseInt(splitText[1]);
     }
 
-    for (let i = 0; i < elementFeed.length; i++) {
-      countFeed += Ferdi.safeParseInt(elementFeed[i].textContent);
+    for (const element of elementFeed) {
+      countFeed += Ferdi.safeParseInt(element.textContent);
     }
 
     Ferdi.setBadge(countNotify, countFeed);
diff --git a/recipes/facebook/webview.js b/recipes/facebook/webview.js
index 43de149..b38a2fb 100755
--- a/recipes/facebook/webview.js
+++ b/recipes/facebook/webview.js
@@ -1,19 +1,21 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getNotifications = function getNotifications() {
     let count = 0;
 
     const elements = [
-      document.getElementById('requestsCountValue'),
+      document.querySelector('#requestsCountValue'),
       // document.getElementById('mercurymessagesCountValue'),
-      document.getElementById('notificationsCountValue'),
-      document.querySelector('.k4urcfbm.qnrpqo6b.qt6c0cv9.jxrgncrl.jb3vyjys.taijpn5t.datstx6m.pq6dq46d.ljqsnud1.bp9cbjyn'),
+      document.querySelector('#notificationsCountValue'),
+      document.querySelector(
+        '.k4urcfbm.qnrpqo6b.qt6c0cv9.jxrgncrl.jb3vyjys.taijpn5t.datstx6m.pq6dq46d.ljqsnud1.bp9cbjyn',
+      ),
     ];
 
-    elements.forEach((element) => {
+    for (const element of elements) {
       if (element !== null) {
-        count += Ferdi.safeParseInt(element.innerHTML);
+        count += Ferdi.safeParseInt(element.textContent);
       }
-    });
+    }
 
     Ferdi.setBadge(count);
   };
diff --git a/recipes/fastmail/webview.js b/recipes/fastmail/webview.js
index 42883e8..782963b 100644
--- a/recipes/fastmail/webview.js
+++ b/recipes/fastmail/webview.js
@@ -1,14 +1,18 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
-    const inbox = document.querySelector('.v-MailboxSource--inbox .v-MailboxSource-badge');
+    const inbox = document.querySelector(
+      '.v-MailboxSource--inbox .v-MailboxSource-badge',
+    );
     if (!inbox) {
       return;
     }
-    const messages = Ferdi.safeParseInt(inbox.innerText);
+    const messages = Ferdi.safeParseInt(inbox.textContent);
     Ferdi.setBadge(messages);
   };
 
diff --git a/recipes/feedbin/webview.js b/recipes/feedbin/webview.js
index 197814e..85df36f 100644
--- a/recipes/feedbin/webview.js
+++ b/recipes/feedbin/webview.js
@@ -1,7 +1,7 @@
 module.exports = Ferdi => {
   const getMessages = () => {
     // eslint-disable-next-line no-undef
-    const count = feedbin.count_data.unread_entries.length || 0;
+    const count = feedbin.count_data.unread_entries.length > 0 || 0;
     Ferdi.setBadge(count);
   };
 
diff --git a/recipes/feedly/webview.js b/recipes/feedly/webview.js
index 1c313e7..3e15fd5 100644
--- a/recipes/feedly/webview.js
+++ b/recipes/feedly/webview.js
@@ -1,10 +1,12 @@
 module.exports = Ferdi => {
   const getMessages = () => {
-    const newsDOM = document.querySelectorAll("div[title='All'] > .LeftnavListRow__count")[0].innerHTML;
+    const newsDOM = document.querySelectorAll(
+      "div[title='All'] > .LeftnavListRow__count",
+    )[0].textContent;
     let counter = Ferdi.safeParseInt(newsDOM);
 
-    if (newsDOM.indexOf('K') !== -1 || newsDOM.indexOf('+') !== -1) {
-      counter = `${newsDOM.substring(0, newsDOM.indexOf('K'))}000`;
+    if (newsDOM && (newsDOM.includes('K') || newsDOM.includes('+'))) {
+      counter = `${newsDOM.slice(0, Math.max(0, newsDOM.indexOf('K')))}000`;
     }
 
     Ferdi.setBadge(counter);
diff --git a/recipes/figma/index.js b/recipes/figma/index.js
index 734a454..1542871 100644
--- a/recipes/figma/index.js
+++ b/recipes/figma/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class figma extends Ferdi {
-};
+module.exports = Ferdi => class figma extends Ferdi {};
diff --git a/recipes/fleep/index.js b/recipes/fleep/index.js
index 8f5370b..44283d7 100644
--- a/recipes/fleep/index.js
+++ b/recipes/fleep/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class fleep extends Ferdi {
-};
+module.exports = Ferdi => class fleep extends Ferdi {};
diff --git a/recipes/freshdesk/index.js b/recipes/freshdesk/index.js
index 4484d30..f2cc5c2 100644
--- a/recipes/freshdesk/index.js
+++ b/recipes/freshdesk/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class Freshdesk extends Ferdi {
-};
+module.exports = Ferdi => class Freshdesk extends Ferdi {};
diff --git a/recipes/gadugadu/webview.js b/recipes/gadugadu/webview.js
index a3c1ee2..2f90db2 100644
--- a/recipes/gadugadu/webview.js
+++ b/recipes/gadugadu/webview.js
@@ -7,8 +7,8 @@ module.exports = Ferdi => {
     const updates = Ferdi.safeParseInt(document.querySelector('i#sr-last-counter').textContent);
     let messages = 0;
     const elements = document.querySelectorAll('.chat-counter:not(.d-none)');
-    for (let i = 0; i < elements.length; i++) {
-      messages += Ferdi.safeParseInt(elements[i].textContent);
+    for (const element of elements) {
+      messages += Ferdi.safeParseInt(element.textContent);
     }
 
     Ferdi.setBadge(messages, updates);
diff --git a/recipes/github/index.js b/recipes/github/index.js
index a84e54a..84cb38d 100644
--- a/recipes/github/index.js
+++ b/recipes/github/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class GitHub extends Ferdi {
-};
+module.exports = Ferdi => class GitHub extends Ferdi {};
diff --git a/recipes/github/webview.js b/recipes/github/webview.js
index 47d4a13..d63a4c5 100644
--- a/recipes/github/webview.js
+++ b/recipes/github/webview.js
@@ -5,7 +5,7 @@ module.exports = Ferdi => {
     );
     let directCount = 0;
     if (directCountElement) {
-      directCount = Ferdi.safeParseInt(directCountElement.innerHTML);
+      directCount = Ferdi.safeParseInt(directCountElement.textContent);
     }
 
     const indirectCountElement = document.querySelector(
diff --git a/recipes/gitlab/index.js b/recipes/gitlab/index.js
index 500d8e8..7183771 100644
--- a/recipes/gitlab/index.js
+++ b/recipes/gitlab/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class gitlab extends Ferdi {
-};
+module.exports = Ferdi => class gitlab extends Ferdi {};
diff --git a/recipes/gitter/webview.js b/recipes/gitter/webview.js
index e78cadf..0026790 100644
--- a/recipes/gitter/webview.js
+++ b/recipes/gitter/webview.js
@@ -1,14 +1,16 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
 module.exports = Ferdi => {
   const getMessages = () => {
     // get unread messages
     let count = 0;
-    document.querySelectorAll('div.unread-indicator').forEach((node) => {
-      count += Ferdi.safeParseInt(node.innerText);
-    });
+    for (const node of document.querySelectorAll('div.unread-indicator')) {
+      count += Ferdi.safeParseInt(node.textContent);
+    }
 
     // set Ferdi badge
     Ferdi.setBadge(count);
diff --git a/recipes/glowing-bear/webview.js b/recipes/glowing-bear/webview.js
index 6abd69a..8bb9dfd 100644
--- a/recipes/glowing-bear/webview.js
+++ b/recipes/glowing-bear/webview.js
@@ -3,8 +3,11 @@ module.exports = Ferdi => {
     const indirectElements = document.querySelectorAll('.badge:not(.danger)');
     const direct = document.querySelectorAll('.badge.danger').length - 1;
     let indirect = -1;
-    for (let i = 0; i < indirectElements.length; i += 1) {
-      if (indirectElements[i].innerHTML.length > 0) {
+    for (const indirectElement of indirectElements) {
+      if (
+        indirectElement.textContent &&
+        indirectElement.textContent.length > 0
+      ) {
         indirect++;
       }
     }
diff --git a/recipes/gmail/index.js b/recipes/gmail/index.js
index 8aae88f..fe5d29b 100644
--- a/recipes/gmail/index.js
+++ b/recipes/gmail/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class Gmail extends Ferdi {
-};
+module.exports = Ferdi => class Gmail extends Ferdi {};
diff --git a/recipes/gmail/webview.js b/recipes/gmail/webview.js
index 23b1382..9b94d33 100644
--- a/recipes/gmail/webview.js
+++ b/recipes/gmail/webview.js
@@ -1,21 +1,33 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   // if the user is on gmail's landing page, go to the login page.
-  if (location.hostname == 'www.google.com' && location.href.includes('gmail/about/')) {
-    location.href = 'https://accounts.google.com/AccountChooser?service=mail&continue=https://mail.google.com/mail/';
+  if (
+    location.hostname == 'www.google.com' &&
+    location.href.includes('gmail/about/')
+  ) {
+    location.href =
+      'https://accounts.google.com/AccountChooser?service=mail&continue=https://mail.google.com/mail/';
   }
 
   const getMessages = () => {
     let count = 0;
 
-    const inboxLinks = document.getElementsByClassName('J-Ke n0');
+    const inboxLinks = document.querySelectorAll('.J-Ke.n0');
     if (inboxLinks.length > 0) {
-      const unreadCounts = inboxLinks[0].parentNode.parentNode.getElementsByClassName('bsU');
-      if (unreadCounts.length > 0) {
-        count = Ferdi.safeParseInt(unreadCounts[0].innerHTML);
+      let parentNode = inboxLinks[0].parentNode;
+      if (parentNode) {
+        let parentNodeOfParentNode = parentNode.parentNode;
+        if (parentNodeOfParentNode) {
+          const unreadCounts = parentNodeOfParentNode.querySelectorAll('.bsU');
+          if (unreadCounts.length > 0) {
+            count = Ferdi.safeParseInt(unreadCounts[0].textContent);
+          }
+        }
       }
     }
 
diff --git a/recipes/google-translate/index.js b/recipes/google-translate/index.js
index f714165..4ce580f 100644
--- a/recipes/google-translate/index.js
+++ b/recipes/google-translate/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class GoogleTranslate extends Ferdi {
-};
+module.exports = Ferdi => class GoogleTranslate extends Ferdi {};
diff --git a/recipes/google-voice/webview.js b/recipes/google-voice/webview.js
index eb3004d..8b2d2b3 100644
--- a/recipes/google-voice/webview.js
+++ b/recipes/google-voice/webview.js
@@ -1,16 +1,15 @@
 module.exports = Ferdi => {
   function parseQuery(query) {
     const el = document.querySelector(query);
-    return el && Ferdi.safeParseInt(el.innerHTML);
+    return el && Ferdi.safeParseInt(el.textContent);
   }
 
   const getMessages = () => {
     const el = document.querySelector('.msgCount');
     let count;
 
-    if (el) {
-      // eslint-disable-next-line no-useless-escape
-      count = Ferdi.safeParseInt(el.innerHTML.replace(/[\(\) ]/gi, ''));
+    if (el && el.textContent) {
+      count = Ferdi.safeParseInt(el.textContent.replace(/[ ()]/gi, ''));
     } else {
       const count_messages = parseQuery(
         'gv-nav-tab[tooltip="Messages"] div[aria-label="Unread count"]',
diff --git a/recipes/googlecalendar/index.js b/recipes/googlecalendar/index.js
index 553d5ef..e84eca2 100644
--- a/recipes/googlecalendar/index.js
+++ b/recipes/googlecalendar/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class GoogleCalendar extends Ferdi {
-};
+module.exports = Ferdi => class GoogleCalendar extends Ferdi {};
diff --git a/recipes/googlecalendar/webview-unsafe.js b/recipes/googlecalendar/webview-unsafe.js
index 54a7338..141d3bc 100644
--- a/recipes/googlecalendar/webview-unsafe.js
+++ b/recipes/googlecalendar/webview-unsafe.js
@@ -10,14 +10,14 @@ const waitFor = (condition, callback) => {
 };
 
 const showModal = text => {
-  modal.querySelector('p').innerHTML = text;
+  modal.querySelector('p').textContent = text;
   updates += 1;
   window.ferdi.setBadge(updates);
   modal.classList.add('open');
 };
 
 const hideModal = () => {
-  modal.querySelector('p').innerHTML = '';
+  modal.querySelector('p').textContent = '';
   updates -= 1;
   window.ferdi.setBadge(updates);
   modal.classList.remove('open');
@@ -26,7 +26,7 @@ const hideModal = () => {
 const createModal = () => {
   const modalDialog = document.createElement('div');
   modalDialog.setAttribute('id', 'franz-modal');
-  modalDialog.innerHTML =
+  modalDialog.textContent =
     '<div class="modal-content"><span class="close">&times;</span><p></p></div>';
   modalDialog.querySelector('.close').addEventListener('click', hideModal);
 
@@ -38,7 +38,7 @@ window.alert = showModal;
 modal = createModal();
 waitFor(
   () => document.body,
-  () => document.body.appendChild(modal),
+  () => document.body.append(modal),
 );
 document.addEventListener(
   'keydown',
diff --git a/recipes/googleclassroom/index.js b/recipes/googleclassroom/index.js
index 9ccb30b..e46ccef 100644
--- a/recipes/googleclassroom/index.js
+++ b/recipes/googleclassroom/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class GoogleClassroom extends Ferdi {
-};
+module.exports = Ferdi => class GoogleClassroom extends Ferdi {};
diff --git a/recipes/googleclassroom/webview.js b/recipes/googleclassroom/webview.js
index 0f24597..f542b00 100644
--- a/recipes/googleclassroom/webview.js
+++ b/recipes/googleclassroom/webview.js
@@ -1,8 +1,8 @@
 module.exports = Ferdi => {
   const getMessages = () => {
     let homework = 0;
-    const upcomingAssignment = document.getElementsByClassName('hrUpcomingAssignmentGroup');
-    if (upcomingAssignment.length != 0) {
+    const upcomingAssignment = document.querySelectorAll('.hrUpcomingAssignmentGroup');
+    if (upcomingAssignment.length > 0) {
       let i;
       for (i = 0; i < upcomingAssignment.length; i++) {
         homework += upcomingAssignment[i].childElementCount;
diff --git a/recipes/googledrive/index.js b/recipes/googledrive/index.js
index c3580bd..7b71e60 100644
--- a/recipes/googledrive/index.js
+++ b/recipes/googledrive/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class googledrive extends Ferdi {
-};
+module.exports = Ferdi => class googledrive extends Ferdi {};
diff --git a/recipes/googlekeep/index.js b/recipes/googlekeep/index.js
index e311079..4e1c164 100644
--- a/recipes/googlekeep/index.js
+++ b/recipes/googlekeep/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class GoogleKeep extends Ferdi {
-};
+module.exports = Ferdi => class GoogleKeep extends Ferdi {};
diff --git a/recipes/googlemeet/index.js b/recipes/googlemeet/index.js
index 58aff86..e5d1742 100644
--- a/recipes/googlemeet/index.js
+++ b/recipes/googlemeet/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class GoogleMeet extends Ferdi {
-};
+module.exports = Ferdi => class GoogleMeet extends Ferdi {};
diff --git a/recipes/googlemeet/webview.js b/recipes/googlemeet/webview.js
index 7a97505..6ea36f3 100644
--- a/recipes/googlemeet/webview.js
+++ b/recipes/googlemeet/webview.js
@@ -1,22 +1,24 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
-window.onload = () => {
-  const title = document.querySelector('.window-title').innerHTML;
+window.addEventListener('load', () => {
+  const title = document.querySelector('.window-title').textContent;
 
   if (title && title.includes('Google Chrome 36+')) {
     window.location.reload();
   }
-};
+});
 
 module.exports = (Ferdi, settings) => {
   const getMessages = () => {
     const elements = document.querySelectorAll('.CxUIE, .unread');
     let count = 0;
 
-    for (let i = 0; i < elements.length; i += 1) {
-      if (elements[i].querySelectorAll('*[data-icon="muted"]').length === 0) {
+    for (const element of elements) {
+      if (element.querySelectorAll('*[data-icon="muted"]').length === 0) {
         count += 1;
       }
     }
diff --git a/recipes/grape/index.js b/recipes/grape/index.js
index 356b57a..2039c8d 100644
--- a/recipes/grape/index.js
+++ b/recipes/grape/index.js
@@ -1,4 +1,4 @@
-function _asyncToGenerator(fn) { return function () { const gen = fn.apply(this, arguments); return new Promise((resolve, reject) => { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then((value) => { step('next', value); }, (err) => { step('throw', err); }); } } return step('next'); }); }; }
+function _asyncToGenerator(fn) { return function () { const gen = Reflect.apply(fn, this, arguments); return new Promise((resolve, reject) => { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then((value) => { step('next', value); }, (error) => { step('throw', error); }); } } return step('next'); }); }; }
 
 module.exports = Ferdi => class Grape extends Ferdi {
   validateUrl(url) {
@@ -8,8 +8,8 @@ module.exports = Ferdi => class Grape extends Ferdi {
           method: 'GET',
         });
         return resp.status === 200;
-      } catch (err) {
-        console.error(err);
+      } catch (error) {
+        console.error(error);
       }
 
       return false;
diff --git a/recipes/guilded/webview.js b/recipes/guilded/webview.js
index c8d33f2..69c3bcb 100644
--- a/recipes/guilded/webview.js
+++ b/recipes/guilded/webview.js
@@ -1,10 +1,13 @@
 module.exports = Ferdi => {
   const getMessages = () => {
     let unread = 0;
-    const notificationBadge = document.getElementsByClassName('NavSelectorItem-unread-badge')[0];
+    const notificationBadge = document.querySelectorAll(
+      '.NavSelectorItem-unread-badge',
+    )[0];
     if (notificationBadge != undefined) {
-      const innerBadge = notificationBadge.getElementsByClassName('BadgeV2-count')[0];
-      unread = Ferdi.safeParseInt(innerBadge.innerText);
+      const innerBadge =
+        notificationBadge.querySelectorAll('.BadgeV2-count')[0];
+      unread = Ferdi.safeParseInt(innerBadge.textContent);
     }
     Ferdi.setBadge(unread);
   };
diff --git a/recipes/habitica/webview.js b/recipes/habitica/webview.js
index c856fca..aa678b5 100755
--- a/recipes/habitica/webview.js
+++ b/recipes/habitica/webview.js
@@ -1,9 +1,9 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     let count = 0;
     const element = document.querySelector('.message-count');
     if (element) {
-      count = Ferdi.safeParseInt(element.innerText);
+      count = Ferdi.safeParseInt(element.textContent);
     }
     Ferdi.setBadge(count);
   };
diff --git a/recipes/hackmd/index.js b/recipes/hackmd/index.js
index c3d5c52..3a2908b 100644
--- a/recipes/hackmd/index.js
+++ b/recipes/hackmd/index.js
@@ -1,3 +1,2 @@
 // todo allow custom url
-module.exports = Ferdi => class HackMd extends Ferdi {
-};
+module.exports = Ferdi => class HackMd extends Ferdi {};
diff --git a/recipes/hangouts/index.js b/recipes/hangouts/index.js
index 0a1336f..e2a5585 100644
--- a/recipes/hangouts/index.js
+++ b/recipes/hangouts/index.js
@@ -1,2 +1 @@
-module.exports = (Ferdi) => class Hangouts extends Ferdi {
-};
+module.exports = (Ferdi) => class Hangouts extends Ferdi {};
diff --git a/recipes/hangoutschat/index.js b/recipes/hangoutschat/index.js
index 6bed9d7..bd7fbe7 100644
--- a/recipes/hangoutschat/index.js
+++ b/recipes/hangoutschat/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class HangoutsChat extends Ferdi {
-};
+module.exports = Ferdi => class HangoutsChat extends Ferdi {};
diff --git a/recipes/hangoutschat/webview.js b/recipes/hangoutschat/webview.js
index c8aa952..e2e5912 100644
--- a/recipes/hangoutschat/webview.js
+++ b/recipes/hangoutschat/webview.js
@@ -1,4 +1,4 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   // class corresponding to the red badge that is visible for direct messages
   const directMessageSelector = 'div.V6.CL.su.ahD.X9.Y2 span.akt span.XU';
 
@@ -7,10 +7,21 @@ module.exports = (Ferdi) => {
 
   const getMessages = () => {
     // get unread direct messages
-    const directCount = Number(document.querySelector(directMessageSelector).innerText);
+    let directCount;
+    let indirectCount;
+
+    const directCountSelector = document.querySelector(directMessageSelector);
+    if (directCountSelector) {
+      directCount = Number(directCountSelector.textContent);
+    }
 
     // get unread indirect messages
-    const indirectCount = Number(document.querySelector(indirectMessageSelector).innerText);
+    const indirectCountSelector = document.querySelector(
+      indirectMessageSelector,
+    );
+    if (indirectCountSelector) {
+      indirectCount = Number(indirectCountSelector.textContent);
+    }
 
     // set Ferdi badge
     Ferdi.setBadge(directCount, indirectCount);
@@ -18,7 +29,8 @@ module.exports = (Ferdi) => {
 
   Ferdi.loop(getMessages);
 
-  document.addEventListener('click', (e) => {
+  document.addEventListener('click', e => {
+    // @ts-ignore
     const { tagName, target, href } = e.target;
 
     if (tagName === 'A' && target === '_blank') {
diff --git a/recipes/hey/webview.js b/recipes/hey/webview.js
index 686e811..67e87d4 100644
--- a/recipes/hey/webview.js
+++ b/recipes/hey/webview.js
@@ -1,23 +1,29 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
-    if (document.location.href == "https://app.hey.com/") {
+    if (document.location.href == 'https://app.hey.com/') {
       let screener = 0;
       let unread = 0;
 
-      if (document.getElementsByClassName('btn--icon-screener').length > 0) {
-        let text = document.getElementsByClassName('btn--icon-screener')[0].innerText;
-
-        screener = Ferdi.safeParseInt(/[0-9]+/.exec(text)[0]);
+      if (document.querySelectorAll('.btn--icon-screener').length > 0) {
+        let text = document.querySelectorAll('.btn--icon-screener')[0]
+          .textContent;
+        if (text) {
+          const parsedText = Ferdi.safeParseInt(/\d+/.exec(text));
+          screener = parsedText[0];
+        }
       }
 
-      let postings = document.getElementsByClassName('posting');
+      let postings = document.querySelectorAll('.posting');
 
       if (postings.length > 0) {
-        Array.from(postings).forEach(p => {
-          if (p.nodeName == "ARTICLE" && p.getAttribute("data-seen") !== "true") {
+        for (const p of postings) {
+          if (
+            p.nodeName == 'ARTICLE' &&
+            p.getAttribute('data-seen') !== 'true'
+          ) {
             unread++;
           }
-        });
+        }
       }
 
       Ferdi.setBadge(unread, screener);
@@ -25,4 +31,4 @@ module.exports = (Ferdi) => {
   };
 
   Ferdi.loop(getMessages);
-}
+};
diff --git a/recipes/hipchat/index.js b/recipes/hipchat/index.js
index 5c550d8..0a461ab 100644
--- a/recipes/hipchat/index.js
+++ b/recipes/hipchat/index.js
@@ -1,4 +1,4 @@
-function _asyncToGenerator(fn) { return function () { const gen = fn.apply(this, arguments); return new Promise((resolve, reject) => { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then((value) => { step('next', value); }, (err) => { step('throw', err); }); } } return step('next'); }); }; }
+function _asyncToGenerator(fn) { return function () { const gen = Reflect.apply(fn, this, arguments); return new Promise((resolve, reject) => { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then((value) => { step('next', value); }, (error) => { step('throw', error); }); } } return step('next'); }); }; }
 
 module.exports = Ferdi => class HipChat extends Ferdi {
   validateUrl(url) {
@@ -13,8 +13,8 @@ module.exports = Ferdi => class HipChat extends Ferdi {
         const data = yield resp.json();
 
         return Object.hasOwnProperty.call(data, 'features');
-      } catch (err) {
-        console.error(err);
+      } catch (error) {
+        console.error(error);
       }
 
       return false;
diff --git a/recipes/icloud-reminders/index.js b/recipes/icloud-reminders/index.js
index f26900d..3fb9a8f 100644
--- a/recipes/icloud-reminders/index.js
+++ b/recipes/icloud-reminders/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class icloudreminders extends Ferdi {
-};
+module.exports = Ferdi => class icloudreminders extends Ferdi {};
diff --git a/recipes/icq/webview.js b/recipes/icq/webview.js
index 1bffd27..e782eb4 100644
--- a/recipes/icq/webview.js
+++ b/recipes/icq/webview.js
@@ -1,9 +1,15 @@
 module.exports = Ferdi => {
   const getMessages = () => {
     let directs = 0;
-    const elements = document.getElementsByClassName('nwa-msg-counter icq-recent_state-read');
-    for (let i = 0; i < elements.length; i++) {
-      if (Ferdi.safeParseInt(elements[i].innerText.replace(/[^0-9.]/g, '')) > 0) {
+    const elements = document.querySelectorAll(
+      '.nwa-msg-counter.icq-recent_state-read',
+    );
+    for (const element of elements) {
+      if (
+        Ferdi.safeParseInt(
+          element.textContent && element.textContent.replace(/[^\d.]/g, ''),
+        ) > 0
+      ) {
         directs += 1; // count 1 per channel with messages
       }
     }
diff --git a/recipes/idobata/webview.js b/recipes/idobata/webview.js
index 075316d..d30e2ad 100644
--- a/recipes/idobata/webview.js
+++ b/recipes/idobata/webview.js
@@ -1,10 +1,10 @@
 module.exports = Ferdi => {
   const getMessages = () => {
-    const title = document.querySelector('title').innerHTML.match(/\d+/);
+    const title = document.querySelector('title').textContent.match(/\d+/);
     const count = title !== null ? title[0] : 0;
 
     Ferdi.setBadge(count);
-  }
+  };
 
   Ferdi.loop(getMessages);
 };
diff --git a/recipes/infomaniak-mail/index.js b/recipes/infomaniak-mail/index.js
index 93f2dcf..24184f8 100644
--- a/recipes/infomaniak-mail/index.js
+++ b/recipes/infomaniak-mail/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class infomaniakmail extends Ferdi {
-};
+module.exports = Ferdi => class infomaniakmail extends Ferdi {};
diff --git a/recipes/infomaniak-mail/webview.js b/recipes/infomaniak-mail/webview.js
index 04ac42d..f4e39dc 100644
--- a/recipes/infomaniak-mail/webview.js
+++ b/recipes/infomaniak-mail/webview.js
@@ -1,8 +1,16 @@
 module.exports = Ferdi => {
   const getMessages = () => {
-    const count = document.querySelector('.ws-tree-node-badge').innerText;
-    Ferdi.setBadge(count ? Number(count.substring(1, count.length - 1)) : 0);
-  }
+    const count = document.querySelector('.ws-tree-node-badge');
+    if (count) {
+      const countText = count.textContent;
+      if (countText) {
+        Ferdi.setBadge(
+          // eslint-disable-next-line unicorn/prefer-string-slice
+          count ? Number(countText.substring(1, countText.length - 1)) : 0,
+        );
+      }
+    }
+  };
 
   Ferdi.loop(getMessages);
 };
diff --git a/recipes/instagram/webview.js b/recipes/instagram/webview.js
index b971021..797f544 100644
--- a/recipes/instagram/webview.js
+++ b/recipes/instagram/webview.js
@@ -1,11 +1,13 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     const element = document.querySelector('a[href^="/direct/inbox"]');
-    Ferdi.setBadge(element ? Ferdi.safeParseInt(element.innerText) : 0);
+    Ferdi.setBadge(element ? Ferdi.safeParseInt(element.textContent) : 0);
   };
 
   Ferdi.loop(getMessages);
diff --git a/recipes/intercom/webview.js b/recipes/intercom/webview.js
index 1ccf8a0..ff3e9a0 100644
--- a/recipes/intercom/webview.js
+++ b/recipes/intercom/webview.js
@@ -1,8 +1,12 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
-    const numMessages = Ferdi.safeParseInt(document.querySelector('.left-nav [data-content="Inbox"] .unread__container .unread').innerHTML);
+    const numMessages = Ferdi.safeParseInt(
+      document.querySelector(
+        '.left-nav [data-content="Inbox"] .unread__container .unread',
+      ).textContent,
+    );
     Ferdi.setBadge(numMessages);
-  }
+  };
 
   Ferdi.loop(getMessages);
 };
diff --git a/recipes/irccloud/webview.js b/recipes/irccloud/webview.js
index 0c46c46..ab26279 100644
--- a/recipes/irccloud/webview.js
+++ b/recipes/irccloud/webview.js
@@ -1,7 +1,7 @@
 module.exports = Ferdi => {
   const getMessages = () => {
-    const directMessages = document.getElementsByClassName('buffer conversation active unread activeBadge').length;
-    const indirectMessages = document.getElementsByClassName('buffer channel active unread').length;
+    const directMessages = document.querySelectorAll('.buffer.conversation.active.unread.activeBadge').length;
+    const indirectMessages = document.querySelectorAll('.buffer.channel.active.unread').length;
 
     Ferdi.setBadge(directMessages, indirectMessages);
   };
diff --git a/recipes/jira/webview.js b/recipes/jira/webview.js
index 246511e..9599b66 100644
--- a/recipes/jira/webview.js
+++ b/recipes/jira/webview.js
@@ -1,8 +1,10 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     // get unread messages
-    const element = document.querySelector('#atlassian-navigation-notification-count span');
-    Ferdi.setBadge(element ? element.innerText : 0);
+    const element = document.querySelector(
+      '#atlassian-navigation-notification-count span',
+    );
+    Ferdi.setBadge(element ? element.textContent : 0);
   };
 
   Ferdi.loop(getMessages);
diff --git a/recipes/jitsi/webview.js b/recipes/jitsi/webview.js
index 69c468e..f4121e9 100644
--- a/recipes/jitsi/webview.js
+++ b/recipes/jitsi/webview.js
@@ -3,7 +3,10 @@ const NOTIFICATION_BADGE_CLASS = '.badge-round';
 module.exports = Ferdi => {
   const getMessages = () => {
     const badges = [...document.querySelectorAll(NOTIFICATION_BADGE_CLASS)];
-    const messages = badges.reduce((currentValue, element) => currentValue + Number(element.innerText), 0);
+    const messages = badges.reduce(
+      (currentValue, element) => currentValue + Number(element.textContent),
+      0,
+    );
 
     Ferdi.setBadge(messages);
   };
diff --git a/recipes/jollor/webview.js b/recipes/jollor/webview.js
index 695a7fa..693e454 100644
--- a/recipes/jollor/webview.js
+++ b/recipes/jollor/webview.js
@@ -1,12 +1,16 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
-    const count = document.querySelector('.user-menu-message-item-count').innerHTML;
+    const count = document.querySelector(
+      '.user-menu-message-item-count',
+    ).textContent;
     Ferdi.setBadge(count);
-  }
+  };
 
   Ferdi.loop(getMessages);
 
diff --git a/recipes/keybase.io/index.js b/recipes/keybase.io/index.js
index 3ffa657..ef5d5bc 100644
--- a/recipes/keybase.io/index.js
+++ b/recipes/keybase.io/index.js
@@ -1,2 +1 @@
-module.exports = (Ferdi) => class LineMe extends Ferdi {
-};
+module.exports = (Ferdi) => class LineMe extends Ferdi {};
diff --git a/recipes/lark/webview.js b/recipes/lark/webview.js
index 4e3a614..dfccccf 100644
--- a/recipes/lark/webview.js
+++ b/recipes/lark/webview.js
@@ -1,15 +1,19 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
-    const ele = document.querySelectorAll('.larkc-badge-count.navbarMenu-badge');
-    if (!ele.length) {
+    const ele = document.querySelectorAll(
+      '.larkc-badge-count.navbarMenu-badge',
+    );
+    if (ele.length === 0) {
       Ferdi.setBadge(0);
       return;
     }
-    Ferdi.setBadge(ele[0].innerHTML);
+    Ferdi.setBadge(ele[0].textContent);
   };
 
   Ferdi.loop(getMessages);
diff --git a/recipes/lastpass/webview.js b/recipes/lastpass/webview.js
index 8bcf058..df3bd77 100644
--- a/recipes/lastpass/webview.js
+++ b/recipes/lastpass/webview.js
@@ -1,9 +1,13 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
 setTimeout(() => {
-  if (document.querySelector('body').innerHTML.includes('Google Chrome 36+')) {
+  if (
+    document.querySelector('body').textContent.includes('Google Chrome 36+')
+  ) {
     window.location.reload();
   }
 }, 1000);
@@ -13,8 +17,8 @@ module.exports = (Ferdi, settings) => {
     const elements = document.querySelectorAll('.CxUIE, .unread');
     let count = 0;
 
-    for (let i = 0; i < elements.length; i += 1) {
-      if (elements[i].querySelectorAll('*[data-icon="muted"]').length === 0) {
+    for (const element of elements) {
+      if (element.querySelectorAll('*[data-icon="muted"]').length === 0) {
         count += 1;
       }
     }
@@ -23,7 +27,15 @@ module.exports = (Ferdi, settings) => {
   };
 
   window.addEventListener('beforeunload', async () => {
-    Ferdi.clearStorageData(settings.id, { storages: ['appcache', 'serviceworkers', 'cachestorage', 'websql', 'indexdb'] });
+    Ferdi.clearStorageData(settings.id, {
+      storages: [
+        'appcache',
+        'serviceworkers',
+        'cachestorage',
+        'websql',
+        'indexdb',
+      ],
+    });
     Ferdi.releaseServiceWorkers();
   });
 
diff --git a/recipes/line-me/index.js b/recipes/line-me/index.js
index 3ffa657..ef5d5bc 100644
--- a/recipes/line-me/index.js
+++ b/recipes/line-me/index.js
@@ -1,2 +1 @@
-module.exports = (Ferdi) => class LineMe extends Ferdi {
-};
+module.exports = (Ferdi) => class LineMe extends Ferdi {};
diff --git a/recipes/linkedin/webview.js b/recipes/linkedin/webview.js
index 8d1afc8..ae392f5 100644
--- a/recipes/linkedin/webview.js
+++ b/recipes/linkedin/webview.js
@@ -3,11 +3,15 @@ module.exports = Ferdi => {
     let count = 0;
 
     if (window.location.pathname.includes('messaging')) {
-      count = document.querySelectorAll('.msg-conversation-card__unread-count').length;
+      count = document.querySelectorAll(
+        '.msg-conversation-card__unread-count',
+      ).length;
     } else {
-      const element = document.querySelector('.nav-item--messaging .nav-item__badge-count');
+      const element = document.querySelector(
+        '.nav-item--messaging .nav-item__badge-count',
+      );
       if (element) {
-        count = Ferdi.safeParseInt(element.innerHTML);
+        count = Ferdi.safeParseInt(element.textContent);
       }
     }
 
diff --git a/recipes/mattermost/index.js b/recipes/mattermost/index.js
index 290cdbc..3a9a791 100644
--- a/recipes/mattermost/index.js
+++ b/recipes/mattermost/index.js
@@ -8,8 +8,8 @@ module.exports = Ferdi => class Mattermost extends Ferdi {
         },
       });
       return resp.status.toString().startsWith('2');
-    } catch (err) {
-      console.error(err);
+    } catch (error) {
+      console.error(error);
     }
 
     return false;
diff --git a/recipes/messenger/webview.js b/recipes/messenger/webview.js
index 5b2f2ad..d2d85fe 100644
--- a/recipes/messenger/webview.js
+++ b/recipes/messenger/webview.js
@@ -33,7 +33,7 @@ module.exports = Ferdi => {
      */
     const messageRequestsElement = document.querySelector('._5nxf');
     if (messageRequestsElement) {
-      count += Ferdi.safeParseInt(messageRequestsElement.innerHTML);
+      count += Ferdi.safeParseInt(messageRequestsElement.textContent);
     }
 
     Ferdi.setBadge(count);
@@ -44,7 +44,7 @@ module.exports = Ferdi => {
   localStorage.setItem(
     '_cs_desktopNotifsEnabled',
     JSON.stringify({
-      __t: new Date().getTime(),
+      __t: Date.now(),
       __v: true,
     }),
   );
diff --git a/recipes/mewe/webview.js b/recipes/mewe/webview.js
index fcf5918..84438f2 100644
--- a/recipes/mewe/webview.js
+++ b/recipes/mewe/webview.js
@@ -1,11 +1,17 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
 module.exports = Ferdi => {
   const calculateTotalDirectMessages = () =>
-    Array.from(document.getElementsByClassName('chats-list-element'))
-      .map(el => Ferdi.safeParseInt(el.querySelector('.m-indicator .number').innerHTML))
+    [...document.querySelectorAll('.chats-list-element')]
+      .map(el =>
+        Ferdi.safeParseInt(
+          el.querySelector('.m-indicator .number').textContent,
+        ),
+      )
       .reduce((curr, prev) => curr + prev, 0);
 
   Ferdi.loop(() => Ferdi.setBadge(calculateTotalDirectMessages()));
diff --git a/recipes/misskey/index.js b/recipes/misskey/index.js
index 5805c37..51960a6 100644
--- a/recipes/misskey/index.js
+++ b/recipes/misskey/index.js
@@ -22,8 +22,8 @@ module.exports = Ferdi =>
           'notesCount',
           'originalNotesCount',
         ].reduce(r => r && Object.hasOwnProperty.call(data, 'uri'), true);
-      } catch (err) {
-        console.error(err);
+      } catch (error) {
+        console.error(error);
       }
       return false;
     }
diff --git a/recipes/monday/webview.js b/recipes/monday/webview.js
index 15f6335..aa0d9a8 100755
--- a/recipes/monday/webview.js
+++ b/recipes/monday/webview.js
@@ -8,8 +8,8 @@ module.exports = Ferdi => {
 
     const counters = document.querySelectorAll('.surface-control-component .item-counter, .surface-control-component .view-item-counter');
 
-    for (let i = 0; i < counters.length; i++) {
-      count += Ferdi.safeParseInt(counters[i].textContent);
+    for (const counter of counters) {
+      count += Ferdi.safeParseInt(counter.textContent);
     }
 
     Ferdi.setBadge(count);
diff --git a/recipes/msteams/webview.js b/recipes/msteams/webview.js
index 0345105..1dc5aee 100644
--- a/recipes/msteams/webview.js
+++ b/recipes/msteams/webview.js
@@ -1,16 +1,22 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
 module.exports = Ferdi => {
   const getMessages = () => {
     let messages = 0;
-    const badge = document.querySelector('.activity-badge.dot-activity-badge .activity-badge');
+    const badge = document.querySelector(
+      '.activity-badge.dot-activity-badge .activity-badge',
+    );
     if (badge) {
-      messages = Ferdi.safeParseInt(badge.innerHTML);
+      messages = Ferdi.safeParseInt(badge.textContent);
     }
 
-    const indirectMessages = document.querySelectorAll('[class*=channel-anchor][class*=ts-unread-channel]').length;
+    const indirectMessages = document.querySelectorAll(
+      '[class*=channel-anchor][class*=ts-unread-channel]',
+    ).length;
 
     Ferdi.setBadge(messages, indirectMessages);
   };
diff --git a/recipes/mstodo/index.js b/recipes/mstodo/index.js
index 73107f7..c0a684b 100644
--- a/recipes/mstodo/index.js
+++ b/recipes/mstodo/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class mstodo extends Ferdi {
-};
+module.exports = Ferdi => class mstodo extends Ferdi {};
diff --git a/recipes/mstodo/webview.js b/recipes/mstodo/webview.js
index 9f4efef..1692a4d 100644
--- a/recipes/mstodo/webview.js
+++ b/recipes/mstodo/webview.js
@@ -7,8 +7,8 @@ module.exports = Ferdi => {
     const elements = document.querySelectorAll('.taskItem');
     let count = 0;
 
-    for (let i = 0; i < elements.length; i += 1) {
-      if (elements[i].querySelectorAll('.completed').length === 0) {
+    for (const element of elements) {
+      if (element.querySelectorAll('.completed').length === 0) {
         count += 1;
       }
     }
diff --git a/recipes/mysms/webview.js b/recipes/mysms/webview.js
index 3f3415a..1878120 100644
--- a/recipes/mysms/webview.js
+++ b/recipes/mysms/webview.js
@@ -1,10 +1,14 @@
 module.exports = Ferdi => {
   const getMessages = () => {
-    const elements = document.getElementsByClassName('unread');
+    const elements = document.querySelectorAll('.unread');
 
     let count = 0;
-    for (let i = 0; i < elements.length; i++) {
-      if (Ferdi.safeParseInt(elements[i].innerText.replace(/[^0-9.]/g, '')) > 0) {
+    for (const element of elements) {
+      if (
+        Ferdi.safeParseInt(
+          element.textContent && element.textContent.replace(/[^\d.]/g, ''),
+        ) > 0
+      ) {
         count++; // count 1 per channel with messages
       }
     }
diff --git a/recipes/nextcloud-talk/webview.js b/recipes/nextcloud-talk/webview.js
index 1b55203..49a3e29 100644
--- a/recipes/nextcloud-talk/webview.js
+++ b/recipes/nextcloud-talk/webview.js
@@ -17,11 +17,10 @@ module.exports = Ferdi => {
 
     let indirect = 0;
 
-    document.querySelectorAll('.app-navigation-entry__counter').forEach(
-      (counter) => {
+    for (const counter of document.querySelectorAll('.app-navigation-entry__counter')) {
         indirect += Number(counter.textContent);
-      },
-    );
+      }
+    
     Ferdi.setBadge(direct, indirect);
   };
 
diff --git a/recipes/nextdoor/webview.js b/recipes/nextdoor/webview.js
index 503d9a4..809e368 100644
--- a/recipes/nextdoor/webview.js
+++ b/recipes/nextdoor/webview.js
@@ -1,9 +1,11 @@
 module.exports = Ferdi => {
   const getMessages = () => {
     let unread = 0;
-    const notificationBadge = document.getElementsByClassName('notification-badge')[0];
+    const notificationBadge = document.querySelectorAll(
+      '.notification-badge',
+    )[0];
     if (notificationBadge != undefined) {
-      unread = Ferdi.safeParseInt(notificationBadge.innerText);
+      unread = Ferdi.safeParseInt(notificationBadge.textContent);
     }
     Ferdi.setBadge(unread);
   };
diff --git a/recipes/notion/webview.js b/recipes/notion/webview.js
index cd8f566..b209e75 100644
--- a/recipes/notion/webview.js
+++ b/recipes/notion/webview.js
@@ -1,13 +1,15 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     let direct = 0;
-    const badgeDiv = document.querySelector('.notion-sidebar-container > div > div > div > :nth-child(4) > :nth-child(2) > div > :nth-child(3) > div > div');
+    const badgeDiv = document.querySelector(
+      '.notion-sidebar-container > div > div > div > :nth-child(4) > :nth-child(2) > div > :nth-child(3) > div > div',
+    );
     if (badgeDiv) {
-      direct = Ferdi.safeParseInt(badgeDiv.innerText);
+      direct = Ferdi.safeParseInt(badgeDiv.textContent);
     }
 
     Ferdi.setBadge(direct);
-  }
+  };
 
   Ferdi.loop(getMessages);
 };
diff --git a/recipes/odoo/index.js b/recipes/odoo/index.js
index 23328b9..ad78a76 100644
--- a/recipes/odoo/index.js
+++ b/recipes/odoo/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class Odoo extends Ferdi {
-};
+module.exports = Ferdi => class Odoo extends Ferdi {};
diff --git a/recipes/office365-owa/webview.js b/recipes/office365-owa/webview.js
index b897c8d..17649fd 100644
--- a/recipes/office365-owa/webview.js
+++ b/recipes/office365-owa/webview.js
@@ -1,12 +1,14 @@
 module.exports = (Ferdi, settings) => {
-  const collectCounts = (selector) => {
+  const collectCounts = selector => {
     let unreadCount = 0;
     const foldersElement = document.querySelector(selector);
     if (foldersElement) {
-      const allScreenReaders = foldersElement.querySelectorAll('span.screenReaderOnly');
+      const allScreenReaders = foldersElement.querySelectorAll(
+        'span.screenReaderOnly',
+      );
       for (const child of allScreenReaders) {
         if (child.previousSibling) {
-          unreadCount += Ferdi.safeParseInt(child.previousSibling.innerText);
+          unreadCount += Ferdi.safeParseInt(child.previousSibling.textContent);
         }
       }
     }
@@ -17,22 +19,24 @@ module.exports = (Ferdi, settings) => {
     let directUnreadCount = 0;
     let indirectUnreadCount = 0;
 
-    if (location.pathname.match(/\/owa/)) {
+    if (/\/owa/.test(location.pathname)) {
       // classic app
-      directUnreadCount = Ferdi.safeParseInt(jQuery("span[title*='Inbox'] + div > span").first().text());
+      directUnreadCount = Ferdi.safeParseInt(
+        document.querySelectorAll("span[title*='Inbox'] + div > span")[0]
+          .textContent,
+      );
     } else {
       // new app
-      if (settings.onlyShowFavoritesInUnreadCount === true) {
-        directUnreadCount = collectCounts('div[role=tree]:nth-child(2)'); // favorites
-      } else {
-        directUnreadCount = collectCounts('div[role=tree]:nth-child(3)'); // folders
-      }
+      directUnreadCount =
+        settings.onlyShowFavoritesInUnreadCount === true
+          ? collectCounts('div[role=tree]:nth-child(2)')
+          : collectCounts('div[role=tree]:nth-child(3)');
 
       indirectUnreadCount = collectCounts('div[role=tree]:nth-child(4)'); // groups
     }
 
     Ferdi.setBadge(directUnreadCount, indirectUnreadCount);
-  }
+  };
 
   Ferdi.loop(getMessages);
 };
diff --git a/recipes/onenote/index.js b/recipes/onenote/index.js
index b322187..b6a0630 100644
--- a/recipes/onenote/index.js
+++ b/recipes/onenote/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class onenote extends Ferdi {
-};
+module.exports = Ferdi => class onenote extends Ferdi {};
diff --git a/recipes/pinterest/index.js b/recipes/pinterest/index.js
index f48f249..2495a63 100644
--- a/recipes/pinterest/index.js
+++ b/recipes/pinterest/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class pinterest extends Ferdi {
-};
+module.exports = Ferdi => class pinterest extends Ferdi {};
diff --git a/recipes/pivotal-tracker/webview.js b/recipes/pivotal-tracker/webview.js
index e4899a5..1775292 100644
--- a/recipes/pivotal-tracker/webview.js
+++ b/recipes/pivotal-tracker/webview.js
@@ -1,10 +1,10 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     const bell = document.querySelectorAll('#view65 > span')[0];
     if (bell) {
-      Ferdi.setBadge(bell.innerText);
+      Ferdi.setBadge(bell.textContent);
     }
-  }
+  };
 
   Ferdi.loop(getMessages);
 };
diff --git a/recipes/plek/webview.js b/recipes/plek/webview.js
index bc6d5aa..0ac618b 100644
--- a/recipes/plek/webview.js
+++ b/recipes/plek/webview.js
@@ -1,20 +1,22 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     let directMessages = 0;
     let indirectMessages = 0;
 
     const elements = document.querySelectorAll('.counter');
-    for (let i = 0; i < elements.length; i += 1) {
-      directMessages += Ferdi.safeParseInt(elements[i].innerText);
+    for (const element of elements) {
+      directMessages += Ferdi.safeParseInt(element.textContent);
     }
 
     const elements2 = document.querySelectorAll('.badge');
-    for (let i = 0; i < elements2.length; i += 1) {
-      indirectMessages += Ferdi.safeParseInt(elements2[i].innerText);
+    for (const element of elements2) {
+      indirectMessages += Ferdi.safeParseInt(element.textContent);
     }
 
     Ferdi.setBadge(directMessages, indirectMessages);
diff --git a/recipes/pleroma/index.js b/recipes/pleroma/index.js
index c6cf368..06a6e2d 100644
--- a/recipes/pleroma/index.js
+++ b/recipes/pleroma/index.js
@@ -6,9 +6,9 @@ module.exports = Ferdi => class Pleroma extends Ferdi {
       });
       const data = await resp.json();
       const version = data.version;
-      return typeof (version) === 'string' && version.indexOf('Pleroma') >= 0;
-    } catch (err) {
-      console.log('Pleroma server validation error', err);
+      return typeof (version) === 'string' && version.includes('Pleroma');
+    } catch (error) {
+      console.log('Pleroma server validation error', error);
     }
     return false;
   }
diff --git a/recipes/pleroma/webview.js b/recipes/pleroma/webview.js
index 2ba184e..c7a6530 100644
--- a/recipes/pleroma/webview.js
+++ b/recipes/pleroma/webview.js
@@ -15,8 +15,8 @@ const getInstanceConfig = async () => {
     );
     const pleromaFeConfig = frontendConfig.pleroma_fe || {};
     return { ...staticConfig, ...pleromaFeConfig };
-  } catch (e) {
-    console.log('Failed to load dynamic frontend configuration', e);
+  } catch (error) {
+    console.log('Failed to load dynamic frontend configuration', error);
     return staticConfig;
   }
 };
@@ -161,8 +161,8 @@ module.exports = Ferdi => {
         }
       });
     },
-    e => {
-      console.log('Failed to load instance logo', e);
+    error => {
+      console.log('Failed to load instance logo', error);
       Ferdi.loop(getMessages);
     },
   );
diff --git a/recipes/plurk/webview.js b/recipes/plurk/webview.js
index c79853d..09f15da 100644
--- a/recipes/plurk/webview.js
+++ b/recipes/plurk/webview.js
@@ -6,14 +6,14 @@ module.exports = Ferdi => {
     const re = document.querySelector('#noti_re_count');
 
     if (np) {
-      direct += Ferdi.safeParseInt(np.innerHTML);
+      direct += Ferdi.safeParseInt(np.textContent);
     }
     if (re) {
-      direct += Ferdi.safeParseInt(re.innerHTML);
+      direct += Ferdi.safeParseInt(re.textContent);
     }
 
     Ferdi.setBadge(direct);
-  }
+  };
 
-  Ferdi.loop(getMessages, 10000);
+  Ferdi.loop(getMessages, 10_000);
 };
diff --git a/recipes/podio/webview.js b/recipes/podio/webview.js
index 1bfa60d..0a0c31e 100644
--- a/recipes/podio/webview.js
+++ b/recipes/podio/webview.js
@@ -1,10 +1,12 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
-    const updates = document.getElementsByClassName('counter')[0].innerHTML;
+    const updates = document.querySelectorAll('.counter')[0].textContent;
     Ferdi.setBadge(updates, 0);
   };
 
diff --git a/recipes/pomodoro-tracker/index.js b/recipes/pomodoro-tracker/index.js
index 6bc8da9..52abf4d 100644
--- a/recipes/pomodoro-tracker/index.js
+++ b/recipes/pomodoro-tracker/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class pomodorotracker extends Ferdi {
-};
+module.exports = Ferdi => class pomodorotracker extends Ferdi {};
diff --git a/recipes/producthunt/webview.js b/recipes/producthunt/webview.js
index c03de9b..7f6c74b 100644
--- a/recipes/producthunt/webview.js
+++ b/recipes/producthunt/webview.js
@@ -1,7 +1,13 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
+  const notificationsSelector = document.querySelector(
+    '[class*=header_] [class*=content_] [class*=actions_] [class*=notificationsButton_]',
+  );
+
   const getMessages = () => {
-    Ferdi.setBadge(document.querySelector('[class*=header_] [class*=content_] [class*=actions_] [class*=notificationsButton_]').innerText)
-  }
+    if (notificationsSelector) {
+      Ferdi.setBadge(notificationsSelector.textContent);
+    }
+  };
 
-  Ferdi.loop(getMessages)
-}
+  Ferdi.loop(getMessages);
+};
diff --git a/recipes/proton-mail/webview.js b/recipes/proton-mail/webview.js
index ed66db5..395b779 100644
--- a/recipes/proton-mail/webview.js
+++ b/recipes/proton-mail/webview.js
@@ -4,10 +4,13 @@ module.exports = Ferdi => {
     if (!element) {
       return;
     }
-    const text = element.innerText;
-    const count = Ferdi.safeParseInt(text.substring(1, text.length - 1));
-    Ferdi.setBadge(count);
-  }
+    const text = element.textContent;
+    if (text) {
+      // eslint-disable-next-line unicorn/prefer-string-slice
+      const count = Ferdi.safeParseInt(text.substring(1, text.length - 1));
+      Ferdi.setBadge(count);
+    }
+  };
 
   Ferdi.loop(getMessages);
 };
diff --git a/recipes/pulsesms/webview.js b/recipes/pulsesms/webview.js
index 48bb2ad..d6d123c 100644
--- a/recipes/pulsesms/webview.js
+++ b/recipes/pulsesms/webview.js
@@ -1,7 +1,9 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
-    Ferdi.setBadge(document.querySelector('#unread_count').innerHTML.replace(/\s/g, ''));
-  }
+    Ferdi.setBadge(
+      document.querySelector('#unread_count').textContent.replace(/\s/g, ''),
+    );
+  };
 
   Ferdi.loop(getMessages);
 };
diff --git a/recipes/reddit/webview.js b/recipes/reddit/webview.js
index 5095ba1..8d165aa 100644
--- a/recipes/reddit/webview.js
+++ b/recipes/reddit/webview.js
@@ -12,16 +12,21 @@ module.exports = Ferdi => {
     let count = 0;
 
     if (elements[0]) {
-      count = Ferdi.safeParseInt(elements[0].innerHTML);
+      count = Ferdi.safeParseInt(elements[0].textContent);
     }
 
     Ferdi.setBadge(count);
   };
 
   if (document.querySelectorAll('.promotedlink').length > 0) {
-    document.querySelectorAll('.promotedlink').forEach(sponsoredLink => {
-      sponsoredLink.parentElement.parentElement.style.display = 'none';
-    });
+    for (const sponsoredLink of document.querySelectorAll('.promotedlink')) {
+      if (
+        sponsoredLink.parentElement &&
+        sponsoredLink.parentElement.parentElement
+      ) {
+        sponsoredLink.parentElement.parentElement.style.display = 'none';
+      }
+    }
   }
 
   Ferdi.loop(getMessages);
@@ -41,8 +46,10 @@ module.exports = Ferdi => {
       const btn = document.querySelector('[role=menu] button button');
       const checked = btn && btn.getAttribute('aria-checked') === 'true';
 
-      if ((checked && !isEnabled) || (!checked && isEnabled)) {
-        // Click the button to switch between modes
+      if (
+        ((checked && !isEnabled) || (!checked && isEnabled)) && // Click the button to switch between modes
+        btn
+      ) {
         btn.click();
       }
     }, 50);
diff --git a/recipes/redditchat/webview.js b/recipes/redditchat/webview.js
index 14f7f6c..19b306c 100644
--- a/recipes/redditchat/webview.js
+++ b/recipes/redditchat/webview.js
@@ -1,7 +1,6 @@
 module.exports = Ferdi => {
   // Regular expression for (*) or (1), will extract the asterisk or the number
-  // eslint-disable-next-line no-useless-escape
-  const titleRegEx = /^\(([\*\d])\)/;
+  const titleRegEx = /^\(([\d*])\)/;
   const getMessages = function unreadCount() {
     let directCount = 0;
     let indirectCount = 0;
diff --git a/recipes/riseup/index.js b/recipes/riseup/index.js
index b4e1380..d24be1d 100644
--- a/recipes/riseup/index.js
+++ b/recipes/riseup/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class riseupnet extends Ferdi {
-};
+module.exports = Ferdi => class riseupnet extends Ferdi {};
diff --git a/recipes/riseup/webview.js b/recipes/riseup/webview.js
index 0fb21f8..b3a78cf 100644
--- a/recipes/riseup/webview.js
+++ b/recipes/riseup/webview.js
@@ -1,9 +1,9 @@
 module.exports = Ferdi => {
   const getMessages = () => {
     let unread = 0;
-    const notificationBadge = document.getElementsByClassName('unreadcount')[0];
+    const notificationBadge = document.querySelectorAll('.unreadcount')[0];
     if (notificationBadge != undefined) {
-      unread = Ferdi.safeParseInt(notificationBadge.innerText);
+      unread = Ferdi.safeParseInt(notificationBadge.textContent);
     }
     Ferdi.setBadge(unread);
   };
diff --git a/recipes/rocketchat/index.js b/recipes/rocketchat/index.js
index 062b5ec..97de4fe 100644
--- a/recipes/rocketchat/index.js
+++ b/recipes/rocketchat/index.js
@@ -9,8 +9,8 @@ module.exports = Ferdi => class RocketChat extends Ferdi {
       });
       const status = resp.status.toString();
       return status.startsWith('2') || status.startsWith('3');
-    } catch (err) {
-      console.error(err);
+    } catch (error) {
+      console.error(error);
     }
 
     return false;
diff --git a/recipes/rocketchat/webview.js b/recipes/rocketchat/webview.js
index 5ed7866..95ada6f 100644
--- a/recipes/rocketchat/webview.js
+++ b/recipes/rocketchat/webview.js
@@ -33,17 +33,17 @@ module.exports = Ferdi => {
 
     const xmlhttp = new XMLHttpRequest();
 
-    xmlhttp.onreadystatechange = function () {
+    xmlhttp.addEventListener('readystatechange', function () {
       if (this.readyState != 4 || this.status != 200) {
         return;
       }
 
       const response = JSON.parse(this.responseText);
 
-      if (response.icons.length >= 1) {
+      if (response.icons.length > 0) {
         Ferdi.setAvatarImage(`${window.location.protocol}//${window.location.host}${response.icons[0].src}`);
       }
-    };
+    });
 
     xmlhttp.open('GET', manifestUrl, true);
     xmlhttp.send();
diff --git a/recipes/roundcube/webview.js b/recipes/roundcube/webview.js
index c59da2f..08c6a95 100644
--- a/recipes/roundcube/webview.js
+++ b/recipes/roundcube/webview.js
@@ -2,8 +2,8 @@ module.exports = Ferdi => {
   const getMessages = () => {
     const directElements = document.querySelectorAll('.unreadcount');
     let direct = 0;
-    for (let i = 0; i < directElements.length; i += 1) {
-      direct += Ferdi.safeParseInt(directElements[i].innerHTML);
+    for (const directElement of directElements) {
+      direct += Ferdi.safeParseInt(directElement.textContent);
     }
     Ferdi.setBadge(direct);
   };
diff --git a/recipes/scribens/index.js b/recipes/scribens/index.js
index 3851554..ae7e2d2 100644
--- a/recipes/scribens/index.js
+++ b/recipes/scribens/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class Scribens extends Ferdi {
-};
+module.exports = Ferdi => class Scribens extends Ferdi {};
diff --git a/recipes/scrumpy/webview.js b/recipes/scrumpy/webview.js
index 5c762e4..46f6424 100644
--- a/recipes/scrumpy/webview.js
+++ b/recipes/scrumpy/webview.js
@@ -1,8 +1,12 @@
 module.exports = Ferdi => {
   const getMessages = () => {
-                const notifications = document.querySelector('.c-notifications-dropdown__count')
-                Ferdi.setBadge(notifications.innerText);
-        };
+    const notifications = document.querySelector(
+      '.c-notifications-dropdown__count',
+    );
+    if (notifications) {
+      Ferdi.setBadge(notifications.textContent);
+    }
+  };
 
-        Ferdi.loop(getMessages);
+  Ferdi.loop(getMessages);
 };
diff --git a/recipes/simplenote/index.js b/recipes/simplenote/index.js
index 18db071..15ecf81 100644
--- a/recipes/simplenote/index.js
+++ b/recipes/simplenote/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class simplenote extends Ferdi {
-};
+module.exports = Ferdi => class simplenote extends Ferdi {};
diff --git a/recipes/simplenote/webview.js b/recipes/simplenote/webview.js
index 8d1afc8..ae392f5 100644
--- a/recipes/simplenote/webview.js
+++ b/recipes/simplenote/webview.js
@@ -3,11 +3,15 @@ module.exports = Ferdi => {
     let count = 0;
 
     if (window.location.pathname.includes('messaging')) {
-      count = document.querySelectorAll('.msg-conversation-card__unread-count').length;
+      count = document.querySelectorAll(
+        '.msg-conversation-card__unread-count',
+      ).length;
     } else {
-      const element = document.querySelector('.nav-item--messaging .nav-item__badge-count');
+      const element = document.querySelector(
+        '.nav-item--messaging .nav-item__badge-count',
+      );
       if (element) {
-        count = Ferdi.safeParseInt(element.innerHTML);
+        count = Ferdi.safeParseInt(element.textContent);
       }
     }
 
diff --git a/recipes/slack/webview.js b/recipes/slack/webview.js
index 23cede8..f436ba9 100644
--- a/recipes/slack/webview.js
+++ b/recipes/slack/webview.js
@@ -24,7 +24,7 @@ module.exports = Ferdi => {
 
       if (icon) {
         bgUrl = window.getComputedStyle(icon, null).getPropertyValue('background-image');
-        bgUrl = /^url\((['"]?)(.*)\1\)$/.exec(bgUrl);
+        bgUrl = /^url\((["']?)(.*)\1\)$/.exec(bgUrl);
         bgUrl = bgUrl ? bgUrl[2] : '';
       }
 
diff --git a/recipes/slite/webview.js b/recipes/slite/webview.js
index d54b2d3..f1d9f32 100644
--- a/recipes/slite/webview.js
+++ b/recipes/slite/webview.js
@@ -1,7 +1,9 @@
 module.exports = Ferdi => {
   const getMessages = () => {
-    const element = document.querySelector("#app button[data-test-id='notificationsCount']");
-    Ferdi.setBadge(element ? Ferdi.safeParseInt(element.innerText) : 0);
+    const element = document.querySelector(
+      "#app button[data-test-id='notificationsCount']",
+    );
+    Ferdi.setBadge(element ? Ferdi.safeParseInt(element.textContent) : 0);
   };
 
   Ferdi.loop(getMessages);
diff --git a/recipes/slowly/webview.js b/recipes/slowly/webview.js
index e005ea1..cc40a46 100644
--- a/recipes/slowly/webview.js
+++ b/recipes/slowly/webview.js
@@ -1,2 +1 @@
-module.exports = () => {
-};
+module.exports = () => {};
diff --git a/recipes/sococo/webview.js b/recipes/sococo/webview.js
index 4f7e045..c0bb20f 100644
--- a/recipes/sococo/webview.js
+++ b/recipes/sococo/webview.js
@@ -1,10 +1,10 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     let indirect = document.querySelectorAll('.new-messages');
     let direct = 0;
-    document.querySelectorAll('.people-pane .badge').forEach(function(badge){
-      direct += Ferdi.safeParseInt(badge.innerText);
-    });
+    for (const badge of document.querySelectorAll('.people-pane .badge')) {
+      direct += Ferdi.safeParseInt(badge.textContent);
+    }
     Ferdi.setBadge(direct, indirect);
   };
 
diff --git a/recipes/stackexchange/index.js b/recipes/stackexchange/index.js
index 907a90f..d9328a9 100644
--- a/recipes/stackexchange/index.js
+++ b/recipes/stackexchange/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class stackexchange extends Ferdi {
-};
+module.exports = Ferdi => class stackexchange extends Ferdi {};
diff --git a/recipes/stackoverflow-chat/index.js b/recipes/stackoverflow-chat/index.js
index c6cfcdf..ea29aa3 100644
--- a/recipes/stackoverflow-chat/index.js
+++ b/recipes/stackoverflow-chat/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class stackoverflowchat extends Ferdi {
-};
+module.exports = Ferdi => class stackoverflowchat extends Ferdi {};
diff --git a/recipes/stackoverflow-chat/webview.js b/recipes/stackoverflow-chat/webview.js
index cf487b5..4157600 100644
--- a/recipes/stackoverflow-chat/webview.js
+++ b/recipes/stackoverflow-chat/webview.js
@@ -1,13 +1,17 @@
 var _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
 module.exports = Ferdi => {
   const getMessages = () => {
-    const unreadSpan = document.querySelector('span.flag-count.message-count.unread-count');
+    const unreadSpan = document.querySelector(
+      'span.flag-count.message-count.unread-count',
+    );
     let directCount = 0;
     if (unreadSpan) {
-      directCount = Ferdi.safeParseInt(unreadSpan.innerText);
+      directCount = Ferdi.safeParseInt(unreadSpan.textContent);
     }
     Ferdi.setBadge(directCount);
   };
diff --git a/recipes/stackoverflow/webview.js b/recipes/stackoverflow/webview.js
index 437fb49..83fd5dd 100644
--- a/recipes/stackoverflow/webview.js
+++ b/recipes/stackoverflow/webview.js
@@ -6,8 +6,8 @@ module.exports = (Ferdi) => {
   const getMessages = () => {
     const elements = document.querySelectorAll('.CxUIE, .unread');
     let count = 0;
-    for (let i = 0; i < elements.length; i += 1) {
-      if (elements[i].querySelectorAll('*[data-icon="muted"]').length === 0) {
+    for (const element of elements) {
+      if (element.querySelectorAll('*[data-icon="muted"]').length === 0) {
         count += 1;
       }
     }
diff --git a/recipes/steamchat/webview.js b/recipes/steamchat/webview.js
index 61d57ad..2990131 100644
--- a/recipes/steamchat/webview.js
+++ b/recipes/steamchat/webview.js
@@ -3,19 +3,24 @@ module.exports = Ferdi => {
     // get new msg count
     let count = 0;
     const counters = document.querySelectorAll('[class*=FriendMessageCount]');
-    [].filter.call(counters, countValue => {
+    Array.prototype.filter.call(counters, countValue => {
       if (countValue) {
-        count += Ferdi.safeParseInt(countValue.innerHTML);
+        count += Ferdi.safeParseInt(countValue.textContent);
       }
     });
 
-    const indirectMessages = document.querySelectorAll('[class*=ChatUnreadMessageIndicator]').length;
+    const indirectMessages = document.querySelectorAll(
+      '[class*=ChatUnreadMessageIndicator]',
+    ).length;
     Ferdi.setBadge(count, indirectMessages);
 
     // force scroll to bottom of chat window
     const chatBoxes = document.querySelectorAll('.chat_dialog');
     if (chatBoxes) {
-      const chatBox = [].filter.call(chatBoxes, chat => chat.style.display !== 'none');
+      const chatBox = Array.prototype.filter.call(
+        chatBoxes,
+        chat => chat.style.display !== 'none',
+      );
       if (chatBox[0]) {
         const chatWindow = chatBox[0].querySelector('.chat_dialog_scroll');
         chatWindow.scrollTop = chatWindow.scrollHeight;
@@ -25,13 +30,17 @@ module.exports = Ferdi => {
 
   Ferdi.loop(getMessages);
 
-  document.addEventListener('click', event => {
-    const link = event.target.closest('a[href^="http"]');
+  document.addEventListener(
+    'click',
+    event => {
+      const link = event.target.closest('a[href^="http"]');
 
-    if (link && link.getAttribute('target') === '_top') {
-      event.preventDefault();
-      event.stopPropagation();
-      Ferdi.openNewWindow(link.getAttribute('href'));
-    }
-  }, true);
+      if (link && link.getAttribute('target') === '_top') {
+        event.preventDefault();
+        event.stopPropagation();
+        Ferdi.openNewWindow(link.getAttribute('href'));
+      }
+    },
+    true,
+  );
 };
diff --git a/recipes/stride/webview.js b/recipes/stride/webview.js
index 6b62e08..002fca5 100644
--- a/recipes/stride/webview.js
+++ b/recipes/stride/webview.js
@@ -10,7 +10,7 @@ module.exports = Ferdi => {
     let indirectCount = 0;
 
     // get unread direct messages by tring to read the badge values
-    allBadges.forEach(item => {
+    for (const item of allBadges) {
       if (item.hasAttribute('data-count')) {
         // Count for DMs should be in the data-count attribute
         directCount += Math.max(1, +item.getAttribute('data-count'));
@@ -18,7 +18,7 @@ module.exports = Ferdi => {
         // this will be the case for indirect messages
         indirectCount++;
       }
-    });
+    }
 
     // set Ferdi badge
     Ferdi.setBadge(directCount, indirectCount);
diff --git a/recipes/sync/index.js b/recipes/sync/index.js
index a3e9be5..745078f 100644
--- a/recipes/sync/index.js
+++ b/recipes/sync/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class sync extends Ferdi {
-};
+module.exports = Ferdi => class sync extends Ferdi {};
diff --git a/recipes/teamleader/webview.js b/recipes/teamleader/webview.js
index 241d787..f846f55 100644
--- a/recipes/teamleader/webview.js
+++ b/recipes/teamleader/webview.js
@@ -1,26 +1,36 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     let notifications = 0;
     let indirectNotifications = 0;
 
-    const notification_element = document.getElementById('notifications_amount');
-    const ticket_element = document.querySelector("a[href='tickets.php'] > span");
-    const call_element = document.getElementById('queue_amount');
+    const notification_element = document.querySelector(
+      '#notifications_amount',
+    );
+    const ticket_element = document.querySelector(
+      "a[href='tickets.php'] > span",
+    );
+    const call_element = document.querySelector('#queue_amount');
 
     if (notification_element) {
-        notifications = Ferdi.safeParseInt(notification_element.getAttribute("datacount"));
+      notifications = Ferdi.safeParseInt(
+        notification_element.getAttribute('datacount'),
+      );
     }
 
     if (ticket_element != null) {
-      indirectNotifications = Ferdi.safeParseInt(ticket_element.innerHTML);
+      indirectNotifications = Ferdi.safeParseInt(ticket_element.textContent);
     }
 
     if (call_element) {
-      indirectNotifications += Ferdi.safeParseInt(call_element.getAttribute("datacount"));
+      indirectNotifications += Ferdi.safeParseInt(
+        call_element.getAttribute('datacount'),
+      );
     }
 
     Ferdi.setBadge(notifications, indirectNotifications);
diff --git a/recipes/teamweek/index.js b/recipes/teamweek/index.js
index 1b32271..b28967d 100644
--- a/recipes/teamweek/index.js
+++ b/recipes/teamweek/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class Teamweek extends Ferdi {
-};
+module.exports = Ferdi => class Teamweek extends Ferdi {};
diff --git a/recipes/teamwork-projects/webview.js b/recipes/teamwork-projects/webview.js
index aa3e7be..7d3e845 100644
--- a/recipes/teamwork-projects/webview.js
+++ b/recipes/teamwork-projects/webview.js
@@ -1,14 +1,14 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     let indirectCount = 0;
-    const badge = document.getElementById('numNotifs2');
+    const badge = document.querySelector('#numNotifs2');
 
-    if (badge && badge.innerText) {
-      indirectCount = Ferdi.safeParseInt(badge.innerText);
+    if (badge && badge.textContent) {
+      indirectCount = Ferdi.safeParseInt(badge.textContent);
     }
 
     Ferdi.setBadge(0, indirectCount);
-  }
+  };
 
   Ferdi.loop(getMessages);
 };
diff --git a/recipes/telegram-react/webview.js b/recipes/telegram-react/webview.js
index bf41404..c17b200 100644
--- a/recipes/telegram-react/webview.js
+++ b/recipes/telegram-react/webview.js
@@ -3,9 +3,14 @@ module.exports = Ferdi => {
     let count = 0;
     const elements = document.querySelectorAll('.chatlist > li:not(.is-muted)');
     if (elements) {
-      for (let i = 0; i < elements.length; i += 1) {
-        if (elements[i].querySelector('.unread') && elements[i].querySelector('.unread').innerHTML !== 0) {
-          count += Ferdi.safeParseInt(elements[i].querySelector('.unread').innerHTML);
+      for (const element of elements) {
+        if (
+          element.querySelector('.unread') &&
+          element.querySelector('.unread').textContent !== 0
+        ) {
+          count += Ferdi.safeParseInt(
+            element.querySelector('.unread').textContent,
+          );
         }
       }
     }
diff --git a/recipes/telegram/webview.js b/recipes/telegram/webview.js
index 3b36483..358bdaa 100644
--- a/recipes/telegram/webview.js
+++ b/recipes/telegram/webview.js
@@ -2,18 +2,20 @@
 
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
 module.exports = Ferdi => {
   const getMessages = () => {
     let count = 0;
     let count_sec = 0;
     const elements = document.querySelectorAll('.rp');
-    for (let i = 0; i < elements.length; i += 1) {
-      const subtitleBadge = elements[i].querySelector('.dialog-subtitle-badge');
+    for (const element of elements) {
+      const subtitleBadge = element.querySelector('.dialog-subtitle-badge');
       if (subtitleBadge) {
-        const parsedValue = Ferdi.safeParseInt(subtitleBadge.innerText);
-        if (elements[i].dataset.peerId > 0) {
+        const parsedValue = Ferdi.safeParseInt(subtitleBadge.textContent);
+        if (element.dataset.peerId > 0) {
           count += parsedValue;
         } else {
           count_sec += parsedValue;
diff --git a/recipes/thelounge/webview.js b/recipes/thelounge/webview.js
index 28f647c..b950e8a 100644
--- a/recipes/thelounge/webview.js
+++ b/recipes/thelounge/webview.js
@@ -1,10 +1,12 @@
 module.exports = Ferdi => {
   const getMessages = () => {
-    const indirectElements = document.querySelectorAll('.badge:not(.highlight)');
+    const indirectElements = document.querySelectorAll(
+      '.badge:not(.highlight)',
+    );
     const direct = document.querySelectorAll('.badge.highlight').length;
     let indirect = 0;
-    for (let i = 0; i < indirectElements.length; i += 1) {
-      if (indirectElements[i].innerHTML.length > 0) {
+    for (const indirectElement of indirectElements) {
+      if (indirectElement.textContent.length > 0) {
         indirect++;
       }
     }
diff --git a/recipes/threema/webview.js b/recipes/threema/webview.js
index 40f5203..cf7d1e1 100644
--- a/recipes/threema/webview.js
+++ b/recipes/threema/webview.js
@@ -1,17 +1,21 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
 module.exports = Ferdi => {
   const getMessages = () => {
-    const elements = document.querySelectorAll('.badge.unread-count:not(.ng-hide)');
+    const elements = document.querySelectorAll(
+      '.badge.unread-count:not(.ng-hide)',
+    );
     let count = 0;
 
-    for (let i = 0; i < elements.length; i += 1) {
+    for (const element of elements) {
       try {
-        count += Ferdi.safeParseInt(elements[i].innerHTML);
-      } catch (e) {
-        console.error(e);
+        count += Ferdi.safeParseInt(element.textContent);
+      } catch (error) {
+        console.error(error);
       }
     }
 
diff --git a/recipes/tinder/index.js b/recipes/tinder/index.js
index 38c3f5c..c0c5dd1 100644
--- a/recipes/tinder/index.js
+++ b/recipes/tinder/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class Tinder extends Ferdi {
-};
+module.exports = Ferdi => class Tinder extends Ferdi {};
diff --git a/recipes/todoist/webview.js b/recipes/todoist/webview.js
index b548184..30030d5 100644
--- a/recipes/todoist/webview.js
+++ b/recipes/todoist/webview.js
@@ -1,4 +1,4 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   function getTasks() {
     let todayCount = 0;
     let inboxCount = 0;
@@ -6,11 +6,11 @@ module.exports = (Ferdi) => {
     const inboxElement = document.querySelector('#filter_inbox .item_counter');
 
     if (todayElement) {
-      todayCount = Ferdi.safeParseInt(todayElement.innerHTML);
+      todayCount = Ferdi.safeParseInt(todayElement.textContent);
     }
 
     if (inboxElement) {
-      inboxCount = Ferdi.safeParseInt(inboxElement.innerHTML);
+      inboxCount = Ferdi.safeParseInt(inboxElement.textContent);
     }
 
     Ferdi.setBadge(inboxCount, todayCount);
diff --git a/recipes/trello/webview.js b/recipes/trello/webview.js
index d9749b0..e359de9 100644
--- a/recipes/trello/webview.js
+++ b/recipes/trello/webview.js
@@ -1,7 +1,7 @@
 module.exports = Ferdi => {
   const getMessages = () => {
     const notifications = document.querySelectorAll('[class*=_3W-zkl4-bnVKzJ]');
-    Ferdi.setBadge(0, notifications.length >= 1 ? 1 : 0);
+    Ferdi.setBadge(0, notifications.length > 0 ? 1 : 0);
   };
 
   Ferdi.loop(getMessages);
diff --git a/recipes/tutanota/index.js b/recipes/tutanota/index.js
index 3947605..5cb28eb 100644
--- a/recipes/tutanota/index.js
+++ b/recipes/tutanota/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class tutanota extends Ferdi {
-};
+module.exports = Ferdi => class tutanota extends Ferdi {};
diff --git a/recipes/tweetdeck/webview.js b/recipes/tweetdeck/webview.js
index 9bdc2be..7f99509 100644
--- a/recipes/tweetdeck/webview.js
+++ b/recipes/tweetdeck/webview.js
@@ -8,7 +8,7 @@ module.exports = Ferdi => {
     const elements = document.querySelectorAll('.msg-unread-count');
     let count = 0;
     if (elements[0]) {
-      count = Ferdi.safeParseInt(elements[0].innerHTML);
+      count = Ferdi.safeParseInt(elements[0].textContent);
     }
 
     Ferdi.setBadge(count);
diff --git a/recipes/twitter-dm/webview.js b/recipes/twitter-dm/webview.js
index ac47134..dd6856a 100644
--- a/recipes/twitter-dm/webview.js
+++ b/recipes/twitter-dm/webview.js
@@ -3,7 +3,7 @@ module.exports = Ferdi => {
     let count = 0;
     const elem = document.querySelector('a[href="/messages"] div div');
     if (elem) {
-      count = Ferdi.safeParseInt(elem.innerText);
+      count = Ferdi.safeParseInt(elem.textContent);
     }
 
     Ferdi.setBadge(count);
diff --git a/recipes/twitter/webview.js b/recipes/twitter/webview.js
index dfd06d1..d88e3e4 100644
--- a/recipes/twitter/webview.js
+++ b/recipes/twitter/webview.js
@@ -4,13 +4,17 @@ module.exports = Ferdi => {
 
     // "Notifications" and "Messages" - aria-label ending in
     // "unread items". Sum the values for direct badge.
-    const notificationsElement = document.querySelector('[data-testid=AppTabBar_Notifications_Link] div div div');
+    const notificationsElement = document.querySelector(
+      '[data-testid=AppTabBar_Notifications_Link] div div div',
+    );
     if (notificationsElement) {
-      direct += Ferdi.safeParseInt(notificationsElement.innerHTML);
+      direct += Ferdi.safeParseInt(notificationsElement.textContent);
     }
-    const DMElement = document.querySelector('[data-testid=AppTabBar_DirectMessage_Link] div div div');
+    const DMElement = document.querySelector(
+      '[data-testid=AppTabBar_DirectMessage_Link] div div div',
+    );
     if (DMElement) {
-      direct += Ferdi.safeParseInt(DMElement.innerHTML);
+      direct += Ferdi.safeParseInt(DMElement.textContent);
     }
 
     Ferdi.setBadge(direct);
diff --git a/recipes/vk/webview.js b/recipes/vk/webview.js
index aeab0ec..decec13 100644
--- a/recipes/vk/webview.js
+++ b/recipes/vk/webview.js
@@ -1,9 +1,9 @@
 module.exports = Ferdi => {
   const getMessages = () => {
     let directs = 0;
-    const element = document.getElementsByClassName('left_count');
+    const element = document.querySelectorAll('.left_count');
     if (element.length > 0) {
-      directs = Ferdi.safeParseInt(element[0].innerText);
+      directs = Ferdi.safeParseInt(element[0].textContent);
     }
 
     Ferdi.setBadge(directs);
diff --git a/recipes/wakatime/index.js b/recipes/wakatime/index.js
index f16f627..4caa1ec 100644
--- a/recipes/wakatime/index.js
+++ b/recipes/wakatime/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class Wakatime extends Ferdi {
-};
+module.exports = Ferdi => class Wakatime extends Ferdi {};
diff --git a/recipes/webex-teams/webview.js b/recipes/webex-teams/webview.js
index d29bed9..8a748e8 100644
--- a/recipes/webex-teams/webview.js
+++ b/recipes/webex-teams/webview.js
@@ -1,15 +1,17 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     let count = 0;
 
-    let span = document.getElementsByClassName('navigation-list-item--badgeCount');
+    let span = document.querySelectorAll('.navigation-list-item--badgeCount');
 
-    if (span.length == 0) {
-      span = document.getElementsByClassName('navigation-list-item--badgeCount-minimized');
+    if (span.length === 0) {
+      span = document.querySelectorAll(
+        '.navigation-list-item--badgeCount-minimized',
+      );
     }
 
     if (span.length > 0) {
-      count = Ferdi.safeParseInt(span[0].innerText);
+      count = Ferdi.safeParseInt(span[0].textContent);
     }
 
     Ferdi.setBadge(count);
diff --git a/recipes/wechat/webview.js b/recipes/wechat/webview.js
index d75bd72..e7de1f1 100644
--- a/recipes/wechat/webview.js
+++ b/recipes/wechat/webview.js
@@ -1,23 +1,28 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     let directCount = 0;
     let indirectCount = 0;
     const chat_item = document.querySelectorAll('div.chat_item');
 
-    Array.prototype.forEach.call(chat_item, (item) => {
+    Array.prototype.forEach.call(chat_item, item => {
       let count = 0;
       const reddot = item.querySelector('i.web_wechat_reddot_middle');
       const avatarImage = item.querySelector('img.img');
 
       if (reddot) {
-        count = Ferdi.safeParseInt(reddot.innerText);
+        count = Ferdi.safeParseInt(reddot.textContent);
       }
 
-      if (avatarImage && avatarImage.getAttribute('src').search('webwxgeticon') != -1) {
+      if (
+        avatarImage &&
+        avatarImage.getAttribute('src').search('webwxgeticon') != -1
+      ) {
         directCount += count;
       } else {
         indirectCount += count;
@@ -25,7 +30,7 @@ module.exports = (Ferdi) => {
     });
 
     Ferdi.setBadge(directCount, indirectCount);
-  }
+  };
 
   Ferdi.loop(getMessages);
 
diff --git a/recipes/weekplan/webview.js b/recipes/weekplan/webview.js
index f08859d..535ab9b 100644
--- a/recipes/weekplan/webview.js
+++ b/recipes/weekplan/webview.js
@@ -1,7 +1,7 @@
 module.exports = Ferdi => {
   const getMessages = () => {
-    const events = document.querySelectorAll(".today")[0].getElementsByClassName('list')[0].getElementsByClassName('task-list')[0].getElementsByClassName('event-section')[0].getElementsByClassName('droppable')[0].children[0].childElementCount
-    const tasks = document.querySelectorAll(".today")[0].getElementsByClassName('list')[0].getElementsByClassName('task-list')[0].getElementsByClassName('task-section')[0].getElementsByClassName('droppable')[0].children[0].childElementCount
+    const events = document.querySelectorAll(".today")[0].querySelectorAll('.list')[0].querySelectorAll('.task-list')[0].querySelectorAll('.event-section')[0].querySelectorAll('.droppable')[0].children[0].childElementCount
+    const tasks = document.querySelectorAll(".today")[0].querySelectorAll('.list')[0].querySelectorAll('.task-list')[0].querySelectorAll('.task-section')[0].querySelectorAll('.droppable')[0].children[0].childElementCount
 
     Ferdi.setBadge(events + tasks);
   };
diff --git a/recipes/whatsapp/webview.js b/recipes/whatsapp/webview.js
index dea7b6a..a908637 100644
--- a/recipes/whatsapp/webview.js
+++ b/recipes/whatsapp/webview.js
@@ -7,15 +7,14 @@ module.exports = (Ferdi, settings) => {
     let count = 0;
     let indirectCount = 0;
 
-    const parentChatElem = Array.from(document.querySelectorAll('div[aria-label]'))
+    const parentChatElem = [...document.querySelectorAll('div[aria-label]')]
                            .sort((a, b) => (a.offsetHeight < b.offsetHeight) ? 1 : -1)[0];
     if (!parentChatElem) {
       return;
     }
 
     const unreadSpans = parentChatElem.querySelectorAll('span[aria-label]');
-    for (let i = 0; i < unreadSpans.length; i++) {
-      const unreadElem = unreadSpans[i];
+    for (const unreadElem of unreadSpans) {
       const countValue = Ferdi.safeParseInt(unreadElem.textContent);
       if (countValue > 0) {
         if (!unreadElem.parentNode.previousSibling || unreadElem.parentNode.previousSibling.querySelectorAll('[data-icon=muted]').length === 0) {
diff --git a/recipes/whereby/webview.js b/recipes/whereby/webview.js
index 52d6d7b..eb751a5 100644
--- a/recipes/whereby/webview.js
+++ b/recipes/whereby/webview.js
@@ -7,8 +7,8 @@ module.exports = Ferdi => {
     const elements = document.querySelectorAll('.CxUIE, .unread');
     let count = 0;
 
-    for (let i = 0; i < elements.length; i += 1) {
-      if (elements[i].querySelectorAll('*[data-icon="muted"]').length === 0) {
+    for (const element of elements) {
+      if (element.querySelectorAll('*[data-icon="muted"]').length === 0) {
         count += 1;
       }
     }
diff --git a/recipes/wire/webview.js b/recipes/wire/webview.js
index 55720da..cdb5058 100644
--- a/recipes/wire/webview.js
+++ b/recipes/wire/webview.js
@@ -1,20 +1,25 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     let direct = 0;
     let indirect = 0;
 
     // Count how many people/groups have texted you
-    const conversationElems = document.querySelectorAll('[data-uie-name="conversation-folder-badge"]');
+    const conversationElems = document.querySelectorAll(
+      '[data-uie-name="conversation-folder-badge"]',
+    );
     if (conversationElems) {
       for (const conversationElem of conversationElems) {
-        direct += Ferdi.safeParseInt(conversationElem.innerText);
+        direct += Ferdi.safeParseInt(conversationElem.textContent);
       }
     }
 
     // Count unread pending user requests
-    const pendingElem = document.querySelector('[data-uie-name="item-pending-requests"]');
+    const pendingElem = document.querySelector(
+      '[data-uie-name="item-pending-requests"]',
+    );
     if (pendingElem) {
-      const matches = pendingElem.innerText.match(/^([1-9][0-9]*)/);
+      const matches =
+        pendingElem.textContent && pendingElem.textContent.match(/^([1-9]\d*)/);
       if (matches && matches.length > 1) {
         indirect += Ferdi.safeParseInt(matches[1]);
       }
@@ -22,13 +27,13 @@ module.exports = (Ferdi) => {
 
     // Alternative would be to count all messages (unread conversation count + pending) from the header
     // const titleElem = document.querySelector('head title');
-    // const matches = titleElem.innerText.match(/^\(([1-9][0-9]*)\)/);
+    // const matches = titleElem.textContent.match(/^\(([1-9][0-9]*)\)/);
     // if (matches) {
     //  direct = matches[1];
     // }
 
     Ferdi.setBadge(direct, indirect);
-  }
+  };
 
   Ferdi.loop(getMessages);
 };
diff --git a/recipes/workplace/webview.js b/recipes/workplace/webview.js
index efa5e2a..90c6c27 100644
--- a/recipes/workplace/webview.js
+++ b/recipes/workplace/webview.js
@@ -1,6 +1,8 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
 module.exports = Ferdi => {
   const getMessages = () => {
@@ -10,7 +12,7 @@ module.exports = Ferdi => {
     const notifications = document.querySelector('#notifications span span');
 
     if (notifications) {
-      indirect = Ferdi.safeParseInt(notifications.innerText);
+      indirect = Ferdi.safeParseInt(notifications.textContent);
     }
 
     if (chatsElement) {
@@ -18,10 +20,12 @@ module.exports = Ferdi => {
         const chatMessages = chatsElement.querySelector('span');
 
         if (chatMessages) {
-          direct = Ferdi.safeParseInt(chatMessages.innerText);
+          direct = Ferdi.safeParseInt(chatMessages.textContent);
         }
       } else {
-        direct = document.querySelectorAll('[data-pagelet="WorkGalahadChannel"] .uiList [role="gridcell"] [role="button"] .oxk9n0fw').length;
+        direct = document.querySelectorAll(
+          '[data-pagelet="WorkGalahadChannel"] .uiList [role="gridcell"] [role="button"] .oxk9n0fw',
+        ).length;
       }
     }
 
@@ -33,18 +37,21 @@ module.exports = Ferdi => {
   Ferdi.injectCSS(_path.default.join(__dirname, 'workplace.css'));
 
   localStorage._cs_desktopNotifsEnabled = JSON.stringify({
-    __t: new Date().getTime(),
+    __t: Date.now(),
     __v: true,
   });
 
   if (typeof Ferdi.onNotify === 'function') {
     Ferdi.onNotify(notification => {
       if (typeof notification.title !== 'string') {
-        notification.title = ((notification.title.props || {}).content || [])[0] || 'Work Chat';
+        notification.title =
+          ((notification.title.props || {}).content || [])[0] || 'Work Chat';
       }
 
       if (typeof notification.options.body !== 'string') {
-        notification.options.body = (((notification.options.body || {}).props || {}).content || [])[0] || '';
+        notification.options.body =
+          (((notification.options.body || {}).props || {}).content || [])[0] ||
+          '';
       }
 
       return notification;
diff --git a/recipes/wrike/webview.js b/recipes/wrike/webview.js
index e09407d..93d5d53 100644
--- a/recipes/wrike/webview.js
+++ b/recipes/wrike/webview.js
@@ -1,13 +1,15 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
     let directCount = 0;
-    const element = document.querySelector('.ws-navigation-button__indicator.ws-navigation-button-indicator');
+    const element = document.querySelector(
+      '.ws-navigation-button__indicator.ws-navigation-button-indicator',
+    );
     if (element) {
-      directCount = Ferdi.safeParseInt(element.innerText);
+      directCount = Ferdi.safeParseInt(element.textContent);
     }
 
     Ferdi.setBadge(directCount);
-  }
+  };
 
   Ferdi.loop(getMessages);
 };
diff --git a/recipes/xing/webview.js b/recipes/xing/webview.js
index 9effe95..75038bf 100644
--- a/recipes/xing/webview.js
+++ b/recipes/xing/webview.js
@@ -1,6 +1,6 @@
 module.exports = Ferdi => {
   function getUnreadConversations() {
-    Ferdi.setBadge(document.querySelector('#unread-conversations').innerHTML);
+    Ferdi.setBadge(document.querySelector('#unread-conversations').textContent);
   }
 
   Ferdi.loop(getUnreadConversations);
diff --git a/recipes/yammer/webview.js b/recipes/yammer/webview.js
index d3a94da..6bfd971 100644
--- a/recipes/yammer/webview.js
+++ b/recipes/yammer/webview.js
@@ -2,15 +2,21 @@ module.exports = Ferdi => {
   const getMessages = () => {
     let directMessages = 0;
     let indirectMessages = 0;
-    const notificationElement = document.querySelector('.yj-notifications-indicator-count');
-    const newMessagesElement = document.querySelector('.yj-thread-list--new-messages-notice:not(.is-hidden) .yj-thread-list--new-message-text');
+    const notificationElement = document.querySelector(
+      '.yj-notifications-indicator-count',
+    );
+    const newMessagesElement = document.querySelector(
+      '.yj-thread-list--new-messages-notice:not(.is-hidden) .yj-thread-list--new-message-text',
+    );
 
     if (notificationElement) {
-      directMessages = Ferdi.safeParseInt(notificationElement.innerHTML);
+      directMessages = Ferdi.safeParseInt(notificationElement.textContent);
     }
 
     if (newMessagesElement) {
-      indirectMessages = Ferdi.safeParseInt(newMessagesElement.innerHTML.match(/\d+/)[0]);
+      indirectMessages = Ferdi.safeParseInt(
+        newMessagesElement.textContent.match(/\d+/)[0],
+      );
     }
 
     Ferdi.setBadge(directMessages, indirectMessages);
diff --git a/recipes/yandex-mail/webview.js b/recipes/yandex-mail/webview.js
index 7a937a7..fff4602 100644
--- a/recipes/yandex-mail/webview.js
+++ b/recipes/yandex-mail/webview.js
@@ -2,8 +2,8 @@ module.exports = Ferdi => {
   const getMessages = () => {
     let count = 0;
 
-    if (document.getElementsByClassName('mail-LabelList-Item_count').length > 1) {
-      count = Ferdi.safeParseInt(document.getElementsByClassName('mail-LabelList-Item_count')[1].textContent);
+    if (document.querySelectorAll('.mail-LabelList-Item_count').length > 1) {
+      count = Ferdi.safeParseInt(document.querySelectorAll('.mail-LabelList-Item_count')[1].textContent);
     }
 
     Ferdi.setBadge(count);
diff --git a/recipes/youtrack/index.js b/recipes/youtrack/index.js
index fbb0bb0..16a8178 100644
--- a/recipes/youtrack/index.js
+++ b/recipes/youtrack/index.js
@@ -1,2 +1 @@
-module.exports = Ferdi => class youtrack extends Ferdi {
-};
+module.exports = Ferdi => class youtrack extends Ferdi {};
diff --git a/recipes/zalo/webview.js b/recipes/zalo/webview.js
index a79e29b..9ccc93b 100644
--- a/recipes/zalo/webview.js
+++ b/recipes/zalo/webview.js
@@ -1,6 +1,6 @@
 module.exports = Ferdi => {
   const getMessages = () => {
-    const notificationBadge = document.getElementsByClassName('tab-red-dot').length;
+    const notificationBadge = document.querySelectorAll('.tab-red-dot').length;
     Ferdi.setBadge(notificationBadge);
   };
 
diff --git a/recipes/zendesk/webview.js b/recipes/zendesk/webview.js
index b781121..0b448b7 100644
--- a/recipes/zendesk/webview.js
+++ b/recipes/zendesk/webview.js
@@ -1,13 +1,17 @@
 const _path = _interopRequireDefault(require('path'));
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
 
 module.exports = Ferdi => {
   const getMessages = () => {
     let count = 0;
-    const element = document.querySelector('.dashboard-top-panel .indicators .stats-group .cell-value');
+    const element = document.querySelector(
+      '.dashboard-top-panel .indicators .stats-group .cell-value',
+    );
     if (element) {
-      count = Ferdi.safeParseInt(element.innerHTML);
+      count = Ferdi.safeParseInt(element.textContent);
     }
 
     Ferdi.setBadge(count);
diff --git a/recipes/zulip/index.js b/recipes/zulip/index.js
index 5854600..8bad3cf 100644
--- a/recipes/zulip/index.js
+++ b/recipes/zulip/index.js
@@ -12,8 +12,8 @@ module.exports = Ferdi => class Zulip extends Ferdi {
       const data = await resp.json();
 
       return Object.hasOwnProperty.call(data, 'realm_uri');
-    } catch (err) {
-      console.error(err);
+    } catch (error) {
+      console.error(error);
     }
 
     return false;
diff --git a/recipes/zulip/webview.js b/recipes/zulip/webview.js
index 3de6c90..e9c13c0 100644
--- a/recipes/zulip/webview.js
+++ b/recipes/zulip/webview.js
@@ -1,6 +1,10 @@
-module.exports = (Ferdi) => {
+module.exports = Ferdi => {
   const getMessages = () => {
-    const allMessages = Math.round(document.querySelectorAll('#global_filters .top_left_all_messages .count .value')[0].innerText);
+    const allMessages = Math.round(
+      document.querySelectorAll(
+        '#global_filters .top_left_all_messages .count .value',
+      )[0].textContent,
+    );
     Ferdi.setBadge(allMessages);
   };