feat: connect resource library workflows

tests/app/api/library-uploads-presign.route.test.ts

@@ -0,0 +1,94 @@
+import { beforeEach, expect, test, vi } from "vitest";
+
+import { POST } from "../../../app/api/libraries/uploads/presign/route";
+
+const { backendRequestMock } = vi.hoisted(() => ({
+  backendRequestMock: vi.fn(),
+}));
+
+vi.mock("@/lib/http/backend-client", () => ({
+  backendRequest: backendRequestMock,
+}));
+
+beforeEach(() => {
+  backendRequestMock.mockReset();
+});
+
+test("proxies upload presign requests and normalizes the response for the frontend", async () => {
+  backendRequestMock.mockResolvedValue({
+    status: 200,
+    data: {
+      method: "PUT",
+      upload_url: "https://s3.example.com/presigned-put",
+      headers: {
+        "content-type": "image/png",
+      },
+      storage_key: "library/models/2026/ava-original.png",
+      public_url: "https://images.example.com/library/models/2026/ava-original.png",
+    },
+  });
+
+  const response = await POST(
+    new Request("http://localhost/api/libraries/uploads/presign", {
+      method: "POST",
+      headers: {
+        "content-type": "application/json",
+      },
+      body: JSON.stringify({
+        resourceType: "model",
+        fileRole: "original",
+        fileName: "ava-original.png",
+        contentType: "image/png",
+      }),
+    }),
+  );
+  const payload = await response.json();
+
+  expect(response.status).toBe(200);
+  expect(payload).toEqual({
+    mode: "proxy",
+    data: {
+      method: "PUT",
+      uploadUrl: "https://s3.example.com/presigned-put",
+      headers: {
+        "content-type": "image/png",
+      },
+      storageKey: "library/models/2026/ava-original.png",
+      publicUrl: "https://images.example.com/library/models/2026/ava-original.png",
+    },
+  });
+  expect(backendRequestMock).toHaveBeenCalledWith("/library/uploads/presign", {
+    method: "POST",
+    body: JSON.stringify({
+      resource_type: "model",
+      file_role: "original",
+      file_name: "ava-original.png",
+      content_type: "image/png",
+    }),
+  });
+});
+
+test("rejects invalid presign payloads before proxying", async () => {
+  const response = await POST(
+    new Request("http://localhost/api/libraries/uploads/presign", {
+      method: "POST",
+      headers: {
+        "content-type": "application/json",
+      },
+      body: JSON.stringify({
+        resourceType: "unknown",
+        fileRole: "original",
+        fileName: "",
+        contentType: "image/png",
+      }),
+    }),
+  );
+  const payload = await response.json();
+
+  expect(response.status).toBe(400);
+  expect(payload).toMatchObject({
+    error: "VALIDATION_ERROR",
+    message: "上传参数不合法。",
+  });
+  expect(backendRequestMock).not.toHaveBeenCalled();
+});