Initial commit

src/services/notifications.ts

@@ -0,0 +1,156 @@
+import { WorkflowRun } from '../types/github';
+
+export class NotificationService {
+  private static instance: NotificationService;
+  private hasPermission = false;
+
+  private constructor() {
+    this.checkPermission();
+  }
+
+  static getInstance(): NotificationService {
+    if (!NotificationService.instance) {
+      NotificationService.instance = new NotificationService();
+    }
+    return NotificationService.instance;
+  }
+
+  private checkPermission(): void {
+    if (!('Notification' in window)) {
+      console.log('This browser does not support desktop notification');
+      return;
+    }
+
+    this.hasPermission = Notification.permission === 'granted';
+  }
+
+  async requestPermission(): Promise<boolean> {
+    if (!('Notification' in window)) {
+      console.log('This browser does not support desktop notification');
+      return false;
+    }
+
+    if (Notification.permission === 'granted') {
+      this.hasPermission = true;
+      return true;
+    }
+
+    if (Notification.permission !== 'denied') {
+      const permission = await Notification.requestPermission();
+      this.hasPermission = permission === 'granted';
+      return this.hasPermission;
+    }
+
+    return false;
+  }
+
+  canShowNotifications(): boolean {
+    return this.hasPermission && 'Notification' in window;
+  }
+
+  showFailureNotification(failedRuns: WorkflowRun[]): void {
+    if (!this.canShowNotifications()) {
+      return;
+    }
+
+    const count = failedRuns.length;
+    const title = count === 1 
+      ? 'Build Failed' 
+      : `${count} Builds Failed`;
+    
+    const body = count === 1
+      ? `${failedRuns[0].repository.full_name} - ${failedRuns[0].display_title}`
+      : `Multiple builds have failed across ${new Set(failedRuns.map(r => r.repository.full_name)).size} repositories`;
+
+    const notification = new Notification(title, {
+      body,
+      icon: '/favicon.ico',
+      badge: '/favicon.ico',
+      tag: 'build-failure',
+      renotify: true,
+      requireInteraction: false,
+      silent: false
+    });
+
+    // Auto-close after 5 seconds
+    setTimeout(() => {
+      notification.close();
+    }, 5000);
+
+    // Optional: Click to focus window
+    notification.onclick = () => {
+      window.focus();
+      notification.close();
+    };
+  }
+
+  showSuccessNotification(successRuns: WorkflowRun[]): void {
+    if (!this.canShowNotifications()) {
+      return;
+    }
+
+    const count = successRuns.length;
+    const title = count === 1 
+      ? 'Build Recovered' 
+      : `${count} Builds Recovered`;
+    
+    const body = count === 1
+      ? `${successRuns[0].repository.full_name} - ${successRuns[0].display_title}`
+      : `Multiple builds have recovered across ${new Set(successRuns.map(r => r.repository.full_name)).size} repositories`;
+
+    const notification = new Notification(title, {
+      body,
+      icon: '/favicon.ico',
+      badge: '/favicon.ico',
+      tag: 'build-success',
+      renotify: true,
+      requireInteraction: false,
+      silent: false
+    });
+
+    // Auto-close after 3 seconds
+    setTimeout(() => {
+      notification.close();
+    }, 3000);
+
+    notification.onclick = () => {
+      window.focus();
+      notification.close();
+    };
+  }
+
+  showWaitingNotification(waitingRuns: WorkflowRun[]): void {
+    if (!this.canShowNotifications()) {
+      return;
+    }
+
+    const count = waitingRuns.length;
+    const title = count === 1 
+      ? 'Build Waiting' 
+      : `${count} Builds Waiting`;
+    
+    const body = count === 1
+      ? `${waitingRuns[0].repository.full_name} - ${waitingRuns[0].display_title}`
+      : `Multiple builds are now waiting across ${new Set(waitingRuns.map(r => r.repository.full_name)).size} repositories`;
+
+    const notification = new Notification(title, {
+      body,
+      icon: '/favicon.ico',
+      badge: '/favicon.ico',
+      tag: 'build-waiting',
+      renotify: true,
+      requireInteraction: false,
+      silent: false
+    });
+
+    // Auto-close after 4 seconds
+    setTimeout(() => {
+      notification.close();
+    }, 4000);
+
+    notification.onclick = () => {
+      window.focus();
+      notification.close();
+    };
+  }
+}