feat: Implement Novu notification system

supabase/functions/novu-webhook/index.ts

@@ -0,0 +1,106 @@
+import { serve } from "https://deno.land/std@0.168.0/http/server.ts";
+import { createClient } from "https://esm.sh/@supabase/supabase-js@2.57.4";
+
+const corsHeaders = {
+  'Access-Control-Allow-Origin': '*',
+  'Access-Control-Allow-Headers': 'authorization, x-client-info, apikey, content-type',
+};
+
+serve(async (req) => {
+  if (req.method === 'OPTIONS') {
+    return new Response(null, { headers: corsHeaders });
+  }
+
+  try {
+    const supabaseUrl = Deno.env.get('SUPABASE_URL')!;
+    const supabaseServiceKey = Deno.env.get('SUPABASE_SERVICE_ROLE_KEY')!;
+    const supabase = createClient(supabaseUrl, supabaseServiceKey);
+
+    const event = await req.json();
+
+    console.log('Received Novu webhook event:', event.type);
+
+    // Handle different webhook events
+    switch (event.type) {
+      case 'notification.sent':
+        await handleNotificationSent(supabase, event);
+        break;
+      case 'notification.delivered':
+        await handleNotificationDelivered(supabase, event);
+        break;
+      case 'notification.read':
+        await handleNotificationRead(supabase, event);
+        break;
+      case 'notification.failed':
+        await handleNotificationFailed(supabase, event);
+        break;
+      default:
+        console.log('Unhandled event type:', event.type);
+    }
+
+    return new Response(
+      JSON.stringify({ success: true }),
+      {
+        headers: { ...corsHeaders, 'Content-Type': 'application/json' },
+        status: 200,
+      }
+    );
+  } catch (error: any) {
+    console.error('Error processing webhook:', error);
+    
+    return new Response(
+      JSON.stringify({
+        success: false,
+        error: error.message,
+      }),
+      {
+        headers: { ...corsHeaders, 'Content-Type': 'application/json' },
+        status: 500,
+      }
+    );
+  }
+});
+
+async function handleNotificationSent(supabase: any, event: any) {
+  const { transactionId, channel } = event.data;
+  
+  await supabase
+    .from('notification_logs')
+    .update({ status: 'sent' })
+    .eq('novu_transaction_id', transactionId);
+}
+
+async function handleNotificationDelivered(supabase: any, event: any) {
+  const { transactionId } = event.data;
+  
+  await supabase
+    .from('notification_logs')
+    .update({ 
+      status: 'delivered',
+      delivered_at: new Date().toISOString(),
+    })
+    .eq('novu_transaction_id', transactionId);
+}
+
+async function handleNotificationRead(supabase: any, event: any) {
+  const { transactionId } = event.data;
+  
+  await supabase
+    .from('notification_logs')
+    .update({ 
+      read_at: new Date().toISOString(),
+    })
+    .eq('novu_transaction_id', transactionId);
+}
+
+async function handleNotificationFailed(supabase: any, event: any) {
+  const { transactionId, error } = event.data;
+  
+  await supabase
+    .from('notification_logs')
+    .update({ 
+      status: 'failed',
+      error_message: error,
+    })
+    .eq('novu_transaction_id', transactionId);
+}