MM-30475 [v2] watermelondb default schema (#4977)

* MM_30475 : ADDED default schema

* MM_30475 : Updated typings and references to MM_TABLES

* MM_30475 : Removed the app_id (The id field will be overwritten at the time of creation.)

* MM_30475 : Updated PR as per comments

types/database/app.d.ts

@@ -0,0 +1,9 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+import {Model} from '@nozbe/watermelondb';
+export default class App extends Model {
+    static table: string;
+    buildNumber: string;
+    createdAt: number;
+    versionNumber: string;
+}

types/database/global.d.ts

@@ -0,0 +1,10 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+import {Model} from '@nozbe/watermelondb';
+export default class Global extends Model {
+    static table: string;
+    name: string;
+
+    // TODO : atm, the return type for 'value' is string[].  However, this return type can change to string/number/etc.  A broader definition will need to be applied and this return type updated accordingly.
+    value: string[];
+}

types/database/server.d.ts

@@ -0,0 +1,11 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+import {Model} from '@nozbe/watermelondb';
+export default class Server extends Model {
+    static table: string;
+    dbPath: string;
+    displayName: string;
+    mentionCount: number;
+    unreadCount: number;
+    url: string;
+}