feat(app-config): update canConnect upon dependent changes

packages/backend/src/models/__snapshots__/app-config.test.js.snap

@@ -7,6 +7,10 @@ exports[`AppConfig model > jsonSchema should have correct validations 1`] = `
       "default": false,
       "type": "boolean",
     },
+    "canConnect": {
+      "default": false,
+      "type": "boolean",
+    },
     "createdAt": {
       "type": "string",
     },
@@ -38,7 +42,6 @@ exports[`AppConfig model > jsonSchema should have correct validations 1`] = `
 
 exports[`AppConfig model > virtualAttributes should return correct properties 1`] = `
 [
-  "canConnect",
   "canCustomConnect",
 ]
 `;

packages/backend/src/models/app-auth-client.js

@@ -63,7 +63,7 @@ class AppAuthClient extends Base {
   async triggerAppConfigUpdate() {
     const appConfig = await this.$relatedQuery('appConfig').select('*');
 
-    await appConfig.$query().patch({});
+    await appConfig?.updateCanConnectProperty();
   }
 
   // TODO: Make another abstraction like beforeSave instead of using
@@ -84,8 +84,8 @@ class AppAuthClient extends Base {
     this.encryptData();
   }
 
-  async $afterUpdate(queryContext) {
-    await super.$afterUpdate(queryContext);
+  async $afterUpdate(opt, queryContext) {
+    await super.$afterUpdate(opt, queryContext);
 
     await this.triggerAppConfigUpdate();
   }

packages/backend/src/models/app-config.js

@@ -46,25 +46,46 @@ class AppConfig extends Base {
     return await App.findOneByKey(this.key);
   }
 
-  async updateCanConnectValue() {
-    const appAuthClients = await this.$relatedQuery('appAuthClients');
+  async computeCanConnectProperty(oldAppConfig) {
+    const appAuthClients = await oldAppConfig.$relatedQuery('appAuthClients');
     const hasSomeActiveAppAuthClients = !!appAuthClients?.some(
       (appAuthClient) => appAuthClient.active
     );
-    const shared = this.shared;
-    const active = this.disabled === false;
+    const shared = this.shared ?? oldAppConfig.shared;
+    const disabled = this.disabled ?? oldAppConfig.disabled;
+    const active = disabled === false;
 
     const conditions = [hasSomeActiveAppAuthClients, shared, active];
 
-    this.canConnect = conditions.every(Boolean);
+    const canConnect = conditions.every(Boolean);
 
-    return this;
+    return canConnect;
+  }
+
+  async updateCanConnectProperty() {
+    const canConnect = await this.computeCanConnectProperty(this);
+
+    return await this.$query().patch({
+      canConnect,
+    });
+  }
+
+  async computeAndAssignCanConnectProperty(oldAppConfig) {
+    this.canConnect = await this.computeCanConnectProperty(oldAppConfig);
+  }
+
+  async $beforeInsert(queryContext) {
+    await super.$beforeInsert(queryContext);
+
+    await this.computeAndAssignCanConnectProperty(this);
   }
 
   async $beforeUpdate(opt, queryContext) {
     await super.$beforeUpdate(opt, queryContext);
 
-    await opt.old.updateCanConnectValue();
+    const oldAppConfig = opt.old;
+
+    await this.computeAndAssignCanConnectProperty(oldAppConfig);
   }
 }
 

packages/backend/src/models/app-config.test.js

@@ -66,24 +66,52 @@ describe('AppConfig model', () => {
   });
 
   describe('canConnect', () => {
-    it('should return true when app is enabled, shared and allows custom connection', async () => {
+    it('should return true when app is enabled, shared and allows custom connection with an active app auth client at least', async () => {
       await createAppAuthClient({
         appKey: 'deepl',
         active: true,
       });
 
-      let appConfig = await createAppConfig({
+      await createAppAuthClient({
+        appKey: 'deepl',
+        active: false,
+      });
+
+      const appConfig = await createAppConfig({
         disabled: false,
         allowCustomConnection: true,
         shared: true,
         key: 'deepl',
       });
 
-      appConfig = await appConfig.$query().withGraphFetched({
-        appAuthClients: true,
+      expect(appConfig.canConnect).toBe(true);
     });
 
-      expect(appConfig.canConnect).toBe(true);
+    it('should return true when app is enabled, shared and allows custom connection with no active app auth client', async () => {
+      await createAppAuthClient({
+        appKey: 'deepl',
+        active: false,
+      });
+
+      const appConfig = await createAppConfig({
+        disabled: false,
+        allowCustomConnection: true,
+        shared: true,
+        key: 'deepl',
+      });
+
+      expect(appConfig.canConnect).toBe(false);
+    });
+
+    it('should return false when app is enabled, shared and allows custom connection without any app auth clients', async () => {
+      const appConfig = await createAppConfig({
+        disabled: false,
+        allowCustomConnection: true,
+        shared: true,
+        key: 'deepl',
+      });
+
+      expect(appConfig.canConnect).toBe(false);
     });
 
     it('should return false when app is disabled', async () => {