whatsapp integration

frontend/src/lib/api.ts

@@ -788,3 +788,38 @@ export const analyticsApi = {
     return jsonRequest<UsageAnalytics>(`/api/v1/analytics/usage?${query.toString()}`)
   },
 }
+
+export type WhatsAppSetup = {
+  webhook_url: string
+  verify_token_configured: boolean
+  app_secret_configured: boolean
+  access_token_configured: boolean
+  phone_number_id: string | null
+  business_account_id: string | null
+  meta_app_id: string | null
+  api_version: string
+  recommended_fields: string[]
+  docs_url: string
+}
+
+export type WhatsAppWebhookEvent = {
+  id: string
+  waba_id: string | null
+  phone_number_id: string | null
+  field: string
+  event_type: string
+  from_wa_id: string | null
+  message_id: string | null
+  status: string | null
+  created_at: string
+}
+
+export const whatsappApi = {
+  setup: () => jsonRequest<WhatsAppSetup>('/api/v1/whatsapp/setup'),
+  events: () => jsonRequest<WhatsAppWebhookEvent[]>('/api/v1/whatsapp/events'),
+  sendText: (payload: { to: string; body: string }) =>
+    jsonRequest<Record<string, unknown>>('/api/v1/whatsapp/messages/send', {
+      method: 'POST',
+      body: JSON.stringify(payload),
+    }),
+}