From 9ab996a5f01ef88d72d8d5bb28fea518db8c88e6 Mon Sep 17 00:00:00 2001
From: Bennett <hello@vantezzen.io>
Date: Sun, 12 Apr 2020 13:33:11 +0200
Subject: Improve user scripts (#559)

* Add template to user.js creation

* Add Userscript library

* Add internalOpen function

* Fix lint

* Remove excess line break
---
 src/webview/lib/Userscript.js | 132 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 132 insertions(+)
 create mode 100644 src/webview/lib/Userscript.js

(limited to 'src/webview/lib/Userscript.js')

diff --git a/src/webview/lib/Userscript.js b/src/webview/lib/Userscript.js
new file mode 100644
index 000000000..2043d9fff
--- /dev/null
+++ b/src/webview/lib/Userscript.js
@@ -0,0 +1,132 @@
+import { ipcRenderer } from 'electron';
+
+export default class Userscript {
+  // Current ./lib/RecipeWebview instance
+  recipe = null;
+
+  // Current ./recipe.js instance
+  controller = null;
+
+  // Service configuration
+  config = {};
+
+  // Ferdi and service settings
+  settings = {};
+
+  settingsUpdateHandler = null;
+
+  constructor(recipe, controller, config) {
+    this.recipe = recipe;
+    this.controller = controller;
+    this.internal_setSettings(controller.settings);
+    this.config = config;
+  }
+
+  /**
+   * Set internal copy of Ferdi's settings.
+   * This is only used internally and can not be used to change any settings
+   *
+   * @param {*} settings
+   */
+  // eslint-disable-next-line
+  internal_setSettings(settings) {
+    // This is needed to get a clean JS object from the settings itself to provide better accessibility
+    // Otherwise this will be a mobX instance
+    this.settings = JSON.parse(JSON.stringify(settings));
+
+    if (typeof this.settingsUpdateHandler === 'function') {
+      this.settingsUpdateHandler();
+    }
+  }
+
+  /**
+   * Register a settings handler to be executed when the settings change
+   *
+   * @param {function} handler
+   */
+  onSettingsUpdate(handler) {
+    this.settingsUpdateHandler = handler;
+  }
+
+  /**
+   * Set badge count for the current service
+   * @param {*} direct Direct messages
+   * @param {*} indirect Indirect messages
+   */
+  setBadge(direct = 0, indirect = 0) {
+    if (this.recipe && this.recipe.setBadge) {
+      this.recipe.setBadge(direct, indirect);
+    }
+  }
+
+  /**
+   * Inject CSS files into the current page
+   *
+   * @param  {...string} files
+   */
+  injectCSSFiles(...files) {
+    if (this.recipe && this.recipe.injectCSS) {
+      this.recipe.injectCSS(...files);
+    }
+  }
+
+  /**
+   * Inject a CSS string into the page
+   *
+   * @param {string} css
+   */
+  injectCSS(css) {
+    const style = document.createElement('style');
+    style.textContent = css;
+    document.head.append(style);
+  }
+
+  /**
+   * Open "Find in Page" popup
+   */
+  openFindInPage() {
+    this.controller.openFindInPage();
+  }
+
+  /**
+   * Set or update value in storage
+   *
+   * @param {*} key
+   * @param {*} value
+   */
+  set(key, value) {
+    window.localStorage.setItem(
+      `ferdi-user-${key}`, JSON.stringify(value),
+    );
+  }
+
+  /**
+   * Get value from storage
+   *
+   * @param {*} key
+   * @return Value of the key
+   */
+  get(key) {
+    return JSON.parse(window.localStorage.getItem(
+      `ferdi-user-${key}`,
+    ));
+  }
+
+  /**
+   * Open a URL in an external browser
+   *
+   * @param {*} url
+   */
+  externalOpen(url) {
+    ipcRenderer.sendToHost('new-window', url);
+  }
+
+  /**
+   * Open a URL in the current service
+   *
+   * @param {*} url
+   */
+  internalOpen(url) {
+    window.location.href = url;
+  }
+}
-- 
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