123 lines
4.4 KiB
TypeScript
123 lines
4.4 KiB
TypeScript
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import { config } from "../config";
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import * as authService from "./authService";
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/**
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* fetch wrapper ของ add-in — แนบ Bearer ทุก request
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* โดน 401 → silent refresh แล้ว retry ครั้งเดียว; ยัง 401 → AuthRequiredError
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* (UI จับ error นี้แล้วพากลับหน้า sign-in อย่างเนียน — AC-9)
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* พอร์ตดิบจาก D:\word-addin-poc\addin\src\services\apiClient.ts
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* (ช่วง mock ไม่มี caller จริง — เตรียมไว้ให้ versioningService วันปลด mock + AuthRequiredError
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* ถูก TaskpaneApp ใช้อยู่แล้ว)
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*/
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/** บอกว่าต้องกลับไป login ใหม่ (ไม่มี token / refresh ไม่ได้ / 401 ซ้ำ) */
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export class AuthRequiredError extends Error {
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constructor(message = "เซสชันหมดอายุ — ต้อง login ใหม่") {
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super(message);
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this.name = "AuthRequiredError";
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}
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}
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/** backend ตอบมาแต่ status ไม่สำเร็จ — message อ่านได้จาก body ถ้ามี */
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export class ApiError extends Error {
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readonly status: number;
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constructor(status: number, message: string) {
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super(message);
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this.name = "ApiError";
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this.status = status;
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}
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}
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export interface ApiRequestOptions {
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method?: string;
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headers?: Record<string, string>;
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body?: BodyInit | null;
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}
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function toUrl(path: string): string {
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return path.startsWith("http") ? path : `${config.apiBaseUrl}${path}`;
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}
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async function doFetch(
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path: string,
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options: ApiRequestOptions,
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accessToken: string
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): Promise<Response> {
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const headers = new Headers(options.headers ?? {});
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headers.set("Authorization", `Bearer ${accessToken}`);
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return fetch(toUrl(path), {
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method: options.method ?? "GET",
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headers,
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body: options.body,
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});
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}
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/**
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* request พร้อม Bearer + retry-on-401 ครั้งเดียว
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* Response ที่ได้คืนไปให้ caller เช็ค ok เอง (ยกเว้น 401 ที่ refresh ไม่ช่วย → AuthRequiredError)
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*/
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export async function apiFetch(path: string, options: ApiRequestOptions = {}): Promise<Response> {
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const accessToken = await authService.getAccessToken();
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if (!accessToken) {
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throw new AuthRequiredError();
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}
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let response = await doFetch(path, options, accessToken);
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if (response.status === 401) {
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const refreshedToken = await authService.refreshAccessToken();
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if (!refreshedToken) {
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throw new AuthRequiredError();
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}
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response = await doFetch(path, options, refreshedToken);
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if (response.status === 401) {
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throw new AuthRequiredError();
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}
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}
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return response;
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}
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/** อ่าน error message จาก response body — backend error ส่วนใหญ่เป็น plain text, บางทีเป็น JSON problem details */
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export async function readErrorMessage(response: Response, fallback: string): Promise<string> {
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try {
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const text = (await response.text()).trim();
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if (!text) {
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return fallback;
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}
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try {
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const parsed = JSON.parse(text) as { detail?: unknown; message?: unknown; title?: unknown };
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const detail = parsed.detail ?? parsed.message ?? parsed.title;
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if (typeof detail === "string" && detail) {
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return detail;
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}
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} catch {
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// plain text — ใช้ตรงๆ
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}
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return text;
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} catch {
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return fallback;
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}
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}
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/** GET แล้ว parse JSON — fail โยน ApiError พร้อม message จาก backend */
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export async function apiGetJson<T>(path: string, fallbackError: string): Promise<T> {
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const response = await apiFetch(path);
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if (!response.ok) {
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throw new ApiError(response.status, await readErrorMessage(response, fallbackError));
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}
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return (await response.json()) as T;
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}
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/** POST (form/json) แล้ว parse JSON — ใช้กับ upload version ที่ตอบ 201 */
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export async function apiSendExpectJson<T>(
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path: string,
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options: ApiRequestOptions,
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fallbackError: string
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): Promise<T> {
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const response = await apiFetch(path, options);
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if (!response.ok) {
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throw new ApiError(response.status, await readErrorMessage(response, fallbackError));
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}
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return (await response.json()) as T;
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}
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