feat: Whatsapp Integration

app/src/lib/commsApi.ts

@@ -0,0 +1,89 @@
+import { getVelocityToken } from './velocityPlatformClient';
+import type {
+  CommsThread,
+  CommsSettings,
+  CommsProviderTestResult,
+  SendMessagePayload,
+  CommsThreadListResponse,
+  CommsMessageListResponse,
+  ThreadLinkPayload,
+} from '@/types/commsTypes';
+
+const API_BASE = import.meta.env.VITE_API_BASE_URL || '';
+
+async function commsFetch(path: string, options?: RequestInit) {
+  const token = getVelocityToken();
+  const res = await fetch(`${API_BASE}${path}`, {
+    ...options,
+    headers: {
+      'Content-Type': 'application/json',
+      ...(token ? { Authorization: `Bearer ${token}` } : {}),
+      ...options?.headers,
+    },
+  });
+  if (!res.ok) {
+    const err = await res.json().catch(() => ({}));
+    throw new Error(err.detail || `HTTP ${res.status}`);
+  }
+  return res.json();
+}
+
+function toQuery(params?: Record<string, string | number | undefined>) {
+  const query = new URLSearchParams();
+  Object.entries(params ?? {}).forEach(([key, value]) => {
+    if (value !== undefined && value !== '') query.set(key, String(value));
+  });
+  const serialized = query.toString();
+  return serialized ? `?${serialized}` : '';
+}
+
+export const fetchCommsThreads = (params?: { status?: string; search?: string; limit?: number; offset?: number }) =>
+  commsFetch(`/api/comms/threads${toQuery(params)}`) as Promise<CommsThreadListResponse>;
+
+export const fetchCommsThread = (threadId: string) =>
+  commsFetch(`/api/comms/threads/${threadId}`) as Promise<CommsThread>;
+
+export const fetchCommsMessages = (threadId: string, params?: { limit?: number; offset?: number }) =>
+  commsFetch(`/api/comms/threads/${threadId}/messages${toQuery(params)}`) as Promise<CommsMessageListResponse>;
+
+export const sendCommsMessage = (threadId: string, payload: SendMessagePayload) =>
+  commsFetch(`/api/comms/threads/${threadId}/messages`, {
+    method: 'POST',
+    body: JSON.stringify(payload),
+  });
+
+export const linkCommsThreadToPerson = (threadId: string, payload: ThreadLinkPayload) =>
+  commsFetch(`/api/comms/threads/${threadId}/link-person`, {
+    method: 'POST',
+    body: JSON.stringify(payload),
+  });
+
+export const addCommsThreadNote = (threadId: string, body: { content: string }) =>
+  commsFetch(`/api/comms/threads/${threadId}/notes`, {
+    method: 'POST',
+    body: JSON.stringify(body),
+  });
+
+export const addCommsThreadTask = (threadId: string, body: { title: string; dueAt?: string }) =>
+  commsFetch(`/api/comms/threads/${threadId}/tasks`, {
+    method: 'POST',
+    body: JSON.stringify(body),
+  });
+
+export const fetchCommsSettings = () =>
+  commsFetch(`/api/comms/settings`) as Promise<CommsSettings>;
+
+export const updateCommsSettings = (payload: Partial<CommsSettings>) =>
+  commsFetch(`/api/comms/settings`, {
+    method: 'PATCH',
+    body: JSON.stringify(payload),
+  });
+
+export const testCommsProviderConnection = () =>
+  commsFetch(`/api/comms/provider/test`, { method: 'POST' }) as Promise<CommsProviderTestResult>;
+
+export const transcribeCommsRecording = (callId: string) =>
+  commsFetch(`/api/comms/recordings/transcribe`, {
+    method: 'POST',
+    body: JSON.stringify({ callId }),
+  });