feat: 初始化平台总后台与核心API

frontend/platform_admin/src/api/platform.ts

@@ -0,0 +1,70 @@
+// 平台总后台 API 客户端，仅封装首期 M0 + M1 接口。
+const apiBaseURL = import.meta.env.VITE_API_BASE_URL || 'http://localhost:8080/api/v1';
+
+export type OrgGasStation = {
+  identity: string;
+  stationCode: string;
+  name: string;
+  principal: string;
+  serviceArea: string;
+  status: string;
+  createdAt: string;
+};
+
+export type OrgDeliveryPoint = {
+  identity: string;
+  deliveryCode: string;
+  name: string;
+  gasStationName: string;
+  serviceArea: string;
+  status: string;
+};
+
+export type OrgServicePerson = {
+  identity: string;
+  name: string;
+  phoneMasked: string;
+  roles: string;
+  workStatus: string;
+  credentialStatus: string;
+};
+
+export type IdnAccount = {
+  identity: string;
+  phoneMasked: string;
+  accountType: string;
+  status: string;
+  serviceArea: string;
+};
+
+export type SafEvent = {
+  identity: string;
+  eventCode: string;
+  level: number;
+  title: string;
+  status: string;
+  createdAt: string;
+};
+
+export type DashboardOverview = Record<string, number>;
+
+async function request<T>(path: string, init?: RequestInit): Promise<T> {
+  const response = await fetch(`${apiBaseURL}${path}`, {
+    headers: { 'Content-Type': 'application/json', ...(init?.headers ?? {}) },
+    ...init,
+  });
+  const payload = (await response.json()) as { data?: T; error?: string };
+  if (!response.ok || payload.error) throw new Error(payload.error || '请求失败');
+  return payload.data as T;
+}
+
+export const platformAPI = {
+  getDashboard: () => request<DashboardOverview>('/dashboard/overview'),
+  listOrgGasStation: () => request<OrgGasStation[]>('/org/gas-station'),
+  createOrgGasStation: (body: Pick<OrgGasStation, 'stationCode' | 'name' | 'principal' | 'serviceArea'>) =>
+    request<OrgGasStation>('/org/gas-station', { method: 'POST', body: JSON.stringify(body) }),
+  listOrgDeliveryPoint: () => request<OrgDeliveryPoint[]>('/org/delivery-point'),
+  listOrgServicePerson: () => request<OrgServicePerson[]>('/org/service-person'),
+  listIdnAccount: () => request<IdnAccount[]>('/idn/account'),
+  listSafEvent: () => request<SafEvent[]>('/saf/event'),
+};