refactor(core): 任务与模型协议治理 - 拆分服务职责并禁止已发起任务取消

web/src/services/api/video-transport.ts

@@ -0,0 +1,54 @@
+import axios from "axios";
+
+import { createClientId } from "@/lib/client-id";
+import { channelRequest } from "@/services/api/custom-channel-relay";
+import { buildApiUrl, isSystemProxyBaseUrl } from "@/stores/use-config-store";
+
+import type { RequestOptions, ResolvedAiConfig } from "./video-contracts";
+
+export type VideoTransport = {
+    apiUrl: (path: string) => string;
+    post: <T>(upstreamUrl: string, body: unknown, options?: RequestOptions) => Promise<T>;
+    postForm: <T>(upstreamUrl: string, body: FormData, options?: RequestOptions) => Promise<T>;
+    get: <T>(upstreamUrl: string, options?: RequestOptions) => Promise<T>;
+    getBlob: (upstreamUrl: string, options?: RequestOptions) => Promise<Blob>;
+    getExternalBlob: (url: string, headers: Record<string, string>, options?: RequestOptions) => Promise<Blob>;
+};
+
+/**
+ * 统一视频 Provider 的 HTTP 边界。Provider 只负责协议和 payload，不再重复拼接中转请求。
+ */
+export function createVideoTransport(config: ResolvedAiConfig): VideoTransport {
+    const headers = (contentType?: string) => ({
+        Authorization: `Bearer ${config.apiKey}`,
+        ...(contentType ? { "Content-Type": contentType } : {}),
+        ...(isSystemProxyBaseUrl(config.baseUrl) ? { "X-Canvas-Scene": "video", "X-Idempotency-Key": createClientId() } : {}),
+    });
+    const requestOptions = (options?: RequestOptions) => ({
+        withCredentials: false,
+        signal: options?.signal,
+    });
+
+    return {
+        apiUrl: (path) => buildApiUrl(config.baseUrl, path),
+        post: async <T>(upstreamUrl: string, body: unknown, options?: RequestOptions) => {
+            const request = channelRequest(config, upstreamUrl, headers("application/json"));
+            return (await axios.post<T>(request.url, body, { ...requestOptions(options), headers: request.headers, withCredentials: request.credentials === "include" })).data;
+        },
+        postForm: async <T>(upstreamUrl: string, body: FormData, options?: RequestOptions) => {
+            const request = channelRequest(config, upstreamUrl, headers());
+            return (await axios.post<T>(request.url, body, { ...requestOptions(options), headers: request.headers, withCredentials: request.credentials === "include" })).data;
+        },
+        get: async <T>(upstreamUrl: string, options?: RequestOptions) => {
+            const request = channelRequest(config, upstreamUrl);
+            return (await axios.get<T>(request.url, { ...requestOptions(options), headers: request.headers, withCredentials: request.credentials === "include" })).data;
+        },
+        getBlob: async (upstreamUrl: string, options?: RequestOptions) => {
+            const request = channelRequest(config, upstreamUrl);
+            return (await axios.get<Blob>(request.url, { ...requestOptions(options), headers: request.headers, withCredentials: request.credentials === "include", responseType: "blob" })).data;
+        },
+        getExternalBlob: async (url: string, externalHeaders: Record<string, string>, options?: RequestOptions) => {
+            return (await axios.get<Blob>(url, { headers: externalHeaders, responseType: "blob", signal: options?.signal })).data;
+        },
+    };
+}