feat: Add RuntimeService store

Stores transient state for services shared between the main and renderer
processes.

Signed-off-by: Kristóf Marussy <kristof@marussy.com>

2 files changed, 76 insertions, 0 deletions

diff --git a/packages/main/src/stores/RuntimeService.ts b/packages/main/src/stores/RuntimeService.ts
new file mode 100644
index 0000000..ecb1942
--- /dev/null
+++ b/packages/main/src/stores/RuntimeService.ts
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C)  2022 Kristóf Marussy <kristof@marussy.com>
+ *
+ * This file is part of Sophie.
+ *
+ * Sophie is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { UnreadCount } from '@sophie/service-shared';
+import { runtimeService as originalRuntimeService } from '@sophie/shared';
+import { Instance } from 'mobx-state-tree';
+
+export const runtimeService = originalRuntimeService.actions((self) => ({
+  setLocation({
+    url,
+    canGoBack,
+    canGoForward,
+  }: {
+    url: string;
+    canGoBack: boolean;
+    canGoForward: boolean;
+  }): void {
+    self.url = url;
+    self.canGoBack = canGoBack;
+    self.canGoForward = canGoForward;
+  },
+  setTitle(title: string): void {
+    self.title = title;
+  },
+  hibernated(): void {
+    self.canGoBack = false;
+    self.canGoForward = false;
+    self.state = 'hibernated';
+  },
+  startedLoading(): void {
+    self.state = 'loading';
+  },
+  finishedLoading(): void {
+    if (self.state === 'loading') {
+      // Do not overwrite crashed state if the service haven't been reloaded yet.
+      self.state = 'loaded';
+    }
+  },
+  crashed(): void {
+    self.state = 'crashed';
+  },
+  setUnreadCount({ direct, indirect }: UnreadCount): void {
+    if (direct !== undefined) {
+      self.directMessageCount = direct;
+    }
+    if (indirect !== undefined) {
+      self.indirectMessageCount = indirect;
+    }
+  },
+}));
+
+export interface RuntimeService extends Instance<typeof runtimeService> {}
+
+export type {
+  RuntimeServiceSnapshotIn,
+  RuntimeServiceSnapshotOut,
+} from '@sophie/shared';
diff --git a/packages/main/src/stores/SharedStore.ts b/packages/main/src/stores/SharedStore.ts
index 73245cd..76ce05c 100644
--- a/packages/main/src/stores/SharedStore.ts
+++ b/packages/main/src/stores/SharedStore.ts
@@ -22,6 +22,7 @@ import { sharedStore as originalSharedStore } from '@sophie/shared';
 import { Instance, types } from 'mobx-state-tree';
 
 import { config } from './Config';
+import { runtimeService } from './RuntimeService';
 
 export type {
   SharedStoreSnapshotIn,
@@ -30,6 +31,7 @@ export type {
 
 export const sharedStore = originalSharedStore.props({
   config: types.optional(config, {}),
+  runtimeServices: types.map(runtimeService),
 });
 
 export interface SharedStore extends Instance<typeof sharedStore> {}