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

import { handleResponse, handleVoidResponse } from "../../../src/web/utils/api";

function expectRejects(action: () => Promise<unknown>, message: string) {
  return action().then(
    () => {
      throw new Error("expected rejection");
    },
    (error: unknown) => {
      expect((error as Error).message).toBe(message);
    },
  );
}

function non200Response(body: unknown, status: number): Response {
  return new Response(JSON.stringify(body), {
    headers: { "Content-Type": "application/json" },
    status,
  });
}

function spyConsoleLog() {
  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  const spy = mock((..._args: any[]) => {});
  const orig = console.log;
  console.log = spy;
  return { orig, restore: () => (console.log = orig), spy };
}

function spyConsoleWarn() {
  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  const spy = mock((..._args: any[]) => {});
  const orig = console.warn;
  console.warn = spy;
  return { orig, restore: () => (console.warn = orig), spy };
}

describe("api.ts 日志行为", () => {
  test("handleResponse 非 200 响应输出 warn 日志", async () => {
    const { restore, spy } = spyConsoleWarn();

    const response = non200Response({ error: "项目名称已存在" }, 409);
    await expectRejects(() => handleResponse(response, (d) => d), "项目名称已存在");

    restore();

    expect(spy).toHaveBeenCalledTimes(1);
    const msg = spy.mock.calls[0]![0] as string;
    const data = spy.mock.calls[0]![1] as Record<string, unknown>;
    expect(msg).toMatch(/\[Alfred:WARN\] API request failed/);
    expect(data).toBeObject();
    expect(data).toHaveProperty("duration");
    expect(data).toHaveProperty("errorBody", "项目名称已存在");
    expect(data).toHaveProperty("status", 409);
    expect(data).toHaveProperty("url");
  });

  test("handleVoidResponse 非 200 响应输出 warn 日志", async () => {
    const { restore, spy } = spyConsoleWarn();

    const response = non200Response({ error: "服务器错误" }, 500);
    await expectRejects(() => handleVoidResponse(response), "服务器错误");

    restore();

    expect(spy).toHaveBeenCalledTimes(1);
    const msg = spy.mock.calls[0]![0] as string;
    const data = spy.mock.calls[0]![1] as Record<string, unknown>;
    expect(msg).toMatch(/\[Alfred:WARN\] API request failed/);
    expect(data).toHaveProperty("duration");
    expect(data).toHaveProperty("errorBody", "服务器错误");
    expect(data).toHaveProperty("status", 500);
  });

  test("handleResponse 非 JSON 错误响应回退到 HTTP 状态", async () => {
    const { restore, spy } = spyConsoleWarn();

    const response = new Response("broken", { status: 503 });
    await expectRejects(() => handleResponse(response, (d) => d), "HTTP 503");

    restore();

    expect(spy).toHaveBeenCalledTimes(1);
    const data = spy.mock.calls[0]![1] as Record<string, unknown>;
    expect(data).toHaveProperty("errorBody", "HTTP 503");
    expect(data).toHaveProperty("status", 503);
  });

  test("handleResponse 成功响应在 DEV 模式输出 debug 日志", async () => {
    const { restore, spy } = spyConsoleLog();

    (import.meta.env as Record<string, unknown>)["DEV"] = true;

    const response = new Response(JSON.stringify({ ok: true }), {
      headers: { "Content-Type": "application/json" },
      status: 200,
    });
    await handleResponse(response, (d) => d);

    (import.meta.env as Record<string, unknown>)["DEV"] = undefined;
    restore();

    expect(spy).toHaveBeenCalledTimes(1);
    const msg = spy.mock.calls[0]![0] as string;
    const data = spy.mock.calls[0]![1] as Record<string, unknown>;
    expect(msg).toMatch(/\[Alfred:DEBUG\] API request/);
    expect(data).toBeObject();
    expect(data).toHaveProperty("duration");
    expect(data).toHaveProperty("status", 200);
    expect(data).toHaveProperty("url");
  });

  test("handleVoidResponse 成功响应在 DEV 模式输出 debug 日志", async () => {
    const { restore, spy } = spyConsoleLog();

    (import.meta.env as Record<string, unknown>)["DEV"] = true;

    const response = new Response(null, { status: 204 });
    await handleVoidResponse(response);

    (import.meta.env as Record<string, unknown>)["DEV"] = undefined;
    restore();

    expect(spy).toHaveBeenCalledTimes(1);
    const msg = spy.mock.calls[0]![0] as string;
    const data = spy.mock.calls[0]![1] as Record<string, unknown>;
    expect(msg).toMatch(/\[Alfred:DEBUG\] API request/);
    expect(data).toHaveProperty("duration");
    expect(data).toHaveProperty("status", 204);
    expect(data).toHaveProperty("url");
  });
});