e0ed0b6435
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- CORS_ORIGIN: несколько origin через запятую; комментарии в .env.example - Версия бэкенда: APP_VERSION, безопасное чтение package.json, футер при пустой версии - Сообщения API: unknown_error и ответы 401/403/404 без JSON; отладочный лог при !ok - Статус «внесите результат» для прошедшей даты + блок на карточке старта и стили
107 lines
3.1 KiB
TypeScript
107 lines
3.1 KiB
TypeScript
import { ApiError, toApiError } from "./errors";
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const API_BASE_URL = (import.meta.env.VITE_API_BASE_URL as string | undefined)?.trim() || "http://localhost:3001";
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function buildUrl(path: string): string {
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const normalizedPath = path.startsWith("/") ? path : `/${path}`;
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return `${API_BASE_URL}${normalizedPath}`;
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}
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async function parseResponseBody(response: Response): Promise<unknown> {
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const contentType = response.headers.get("content-type") ?? "";
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if (!contentType.includes("application/json")) {
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return null;
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}
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try {
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return await response.json();
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} catch {
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return null;
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}
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}
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const GATEWAY_RETRY_STATUSES = new Set([502, 503, 504]);
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function delay(ms: number): Promise<void> {
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return new Promise((resolve) => {
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setTimeout(resolve, ms);
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});
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}
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export async function requestJson<T>(path: string, init?: RequestInit): Promise<T> {
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const method = (init?.method ?? "GET").toUpperCase();
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const idempotent = method === "GET" || method === "HEAD";
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const maxAttempts = idempotent ? 3 : 1;
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for (let attempt = 1; attempt <= maxAttempts; attempt += 1) {
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try {
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const response = await fetch(buildUrl(path), {
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...init,
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headers: {
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"Content-Type": "application/json",
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...(init?.headers ?? {}),
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},
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});
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if (response.status === 204) {
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return undefined as T;
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}
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const payload = await parseResponseBody(response);
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if (!response.ok) {
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const retryable = idempotent && GATEWAY_RETRY_STATUSES.has(response.status) && attempt < maxAttempts;
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if (retryable) {
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await delay(80 * attempt);
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continue;
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}
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// #region agent log
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fetch("http://127.0.0.1:7488/ingest/a18f912f-72c6-4a58-866b-17810a6b89d2", {
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method: "POST",
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headers: { "Content-Type": "application/json", "X-Debug-Session-Id": "587ee5" },
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body: JSON.stringify({
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sessionId: "587ee5",
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hypothesisId: "H-http-not-ok",
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location: "http.ts:requestJson",
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message: "HTTP error response",
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data: {
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path,
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status: response.status,
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contentType: response.headers.get("content-type"),
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payloadIsObject: payload !== null && typeof payload === "object",
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},
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timestamp: Date.now(),
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}),
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}).catch(() => {});
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// #endregion
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throw toApiError(response.status, payload);
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}
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return payload as T;
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} catch (error) {
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if (error instanceof ApiError) {
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throw error;
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}
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if (error instanceof DOMException && error.name === "AbortError") {
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throw error;
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}
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const retryable = idempotent && attempt < maxAttempts;
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if (retryable) {
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await delay(80 * attempt);
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continue;
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}
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throw new ApiError({
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code: "network_error",
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status: null,
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message: "Не удалось связаться с сервером.",
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});
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}
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}
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throw new ApiError({
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code: "network_error",
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status: null,
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message: "Не удалось связаться с сервером.",
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});
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}
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