import { describe, expect, test } from "bun:test";

import {
  archiveProject,
  createProject,
  deleteProject,
  fetchProject,
  fetchProjectList,
  restoreProject,
  updateProject,
} from "../../../src/web/shared/hooks/use-projects";
import { installFetchMock, jsonResponse } from "../test-utils";

const PROJECT = {
  createdAt: "2024-01-01T00:00:00.000Z",
  description: "描述",
  id: "p1",
  name: "项目",
  status: "active" as const,
  updatedAt: "2024-01-01T00:00:00.000Z",
};

async function expectRejectsWithMessage(action: () => Promise<unknown>, message: string) {
  try {
    await action();
    throw new Error("expected rejection");
  } catch (error) {
    expect(error).toBeInstanceOf(Error);
    expect((error as Error).message).toBe(message);
  }
}

function jsonBody(body: BodyInit | null | undefined): unknown {
  return JSON.parse(typeof body === "string" ? body : "{}");
}

describe("use-projects request helpers", () => {
  test("fetchProjectList 按协议拼接 query 参数", async () => {
    const calls = installFetchMock(() => jsonResponse({ items: [PROJECT], page: 2, pageSize: 10, total: 1 }));

    const result = await fetchProjectList({ keyword: "项目", page: 2, pageSize: 10, status: "active" });

    expect(result.items).toHaveLength(1);
    expect(calls[0]?.method).toBe("GET");
    expect(calls[0]?.url).toBe("/api/projects?page=2&pageSize=10&keyword=%E9%A1%B9%E7%9B%AE&status=active");
  });

  test("创建、更新、归档、恢复和删除使用正确 method 与 body", async () => {
    const calls = installFetchMock((call) => {
      if (call.method === "DELETE") return new Response(null, { status: 204 });
      return jsonResponse(
        { project: PROJECT },
        { status: call.method === "POST" && call.url === "/api/projects" ? 201 : 200 },
      );
    });

    await createProject({ description: "描述", name: "项目" });
    await updateProject("p1", { name: "新项目" });
    await archiveProject("p1");
    await restoreProject("p1");
    await deleteProject("p1");
    await fetchProject("p1");

    expect(calls.map((call) => `${call.method} ${call.url}`)).toEqual([
      "POST /api/projects",
      "PATCH /api/projects/p1",
      "POST /api/projects/p1/archive",
      "POST /api/projects/p1/restore",
      "DELETE /api/projects/p1",
      "GET /api/projects/p1",
    ]);
    expect(jsonBody(calls[0]?.body)).toEqual({ description: "描述", name: "项目" });
    expect(jsonBody(calls[1]?.body)).toEqual({ name: "新项目" });
  });

  test("错误响应优先使用后端 error 字段", async () => {
    installFetchMock(() => jsonResponse({ error: "项目名称已存在" }, { status: 409 }));

    await expectRejectsWithMessage(() => createProject({ name: "重复项目" }), "项目名称已存在");
  });

  test("非 JSON 错误响应回退到 HTTP 状态", async () => {
    installFetchMock(() => new Response("broken", { status: 500 }));

    await expectRejectsWithMessage(() => fetchProject("p-missing"), "HTTP 500");
  });
});