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

const ownerRecord = {
  publicSlug: "demo-user",
  nickname: "Demo",
  avatar: "https://cdn.example.com/avatar.png",
  avatarVisibility: "public",
  bioVisibility: "public",
  bioMarkdown: "hello bio",
  socialLinksJson: "[]",
  status: "active",
};

const selectMock = mock(() => ({
  from: () => ({
    where: () => ({
      limit: async () => [ownerRecord],
    }),
  }),
}));

const getPublicHubBySlug = mock(async () => ({
  modules: {
    posts: {
      items: [
        { slug: "hub-p1", title: "hub-post-1" },
        { slug: "hub-p2", title: "hub-post-2" },
      ],
      total: 6,
    },
    timeline: {
      items: [
        { id: 101, title: "hub-t1" },
        { id: 102, title: "hub-t2" },
      ],
      total: 8,
    },
    reading: {
      items: [
        { id: 2, title: "r1" },
        { id: 3, title: "r2" },
      ],
      total: 6,
    },
  },
  posts: {
    items: [
      { slug: "legacy-p1", title: "legacy-post-1" },
      { slug: "legacy-p2", title: "legacy-post-2" },
      { slug: "legacy-p3", title: "legacy-post-3" },
      { slug: "legacy-p4", title: "legacy-post-4" },
    ],
    total: 9,
  },
  timeline: {
    items: [
      { id: 201, title: "legacy-t1" },
      { id: 202, title: "legacy-t2" },
      { id: 203, title: "legacy-t3" },
    ],
    total: 11,
  },
  rssItems: {
    items: [
      { id: 2, title: "r1" },
      { id: 3, title: "r2" },
      { id: 4, title: "r3" },
      { id: 5, title: "r4" },
      { id: 6, title: "r5" },
    ],
    total: 6,
  },
}));

const parseSocialLinksJson = mock(() => [
  { label: "x", href: "https://x.com/demo", visibility: "public" },
  { label: "mail", href: "mailto:demo@example.com", visibility: "private" },
]);

mock.module("drizzle-pkg/lib/db", () => ({
  dbGlobal: {
    select: selectMock,
  },
}));

mock.module("drizzle-pkg/lib/schema/auth", () => ({
  users: {
    publicSlug: "publicSlug",
    status: "status",
  },
}));

mock.module("drizzle-orm", () => ({
  and: (...conditions: unknown[]) => conditions,
  eq: (a: unknown, b: unknown) => [a, b],
}));

mock.module("#server/service/profile", () => ({
  parseSocialLinksJson,
}));

mock.module("#server/service/public-hub", () => ({
  getPublicHubBySlug,
}));

globalThis.defineEventHandler ??= ((handler: unknown) => handler) as never;
globalThis.createError ??= ((input: { statusCode: number; statusMessage: string }) => {
  const error = new Error(input.statusMessage) as Error & {
    statusCode: number;
    statusMessage: string;
  };
  error.statusCode = input.statusCode;
  error.statusMessage = input.statusMessage;
  return error;
}) as never;
globalThis.R ??= {
  success: (data: unknown) => data,
};

const handler = (await import("./[publicSlug].get")).default;

describe("GET /api/public/profile/:publicSlug", () => {
  beforeEach(() => {
    ownerRecord.publicSlug = "demo-user";
    ownerRecord.nickname = "Demo";
    ownerRecord.avatar = "https://cdn.example.com/avatar.png";
    ownerRecord.avatarVisibility = "public";
    ownerRecord.bioVisibility = "public";
    ownerRecord.bioMarkdown = "hello bio";
    ownerRecord.socialLinksJson = "[]";
    ownerRecord.status = "active";
    selectMock.mockClear();
    getPublicHubBySlug.mockClear();
    parseSocialLinksJson.mockClear();
  });

  test("通过 public-hub 一次调用返回 modules 与 legacy 字段", async () => {
    const result = await handler({
      context: {
        params: {
          publicSlug: "demo-user",
        },
      },
    } as never);

    expect(getPublicHubBySlug).toHaveBeenCalledWith("demo-user");
    expect(getPublicHubBySlug).toHaveBeenCalledTimes(1);
    expect(parseSocialLinksJson).toHaveBeenCalledTimes(1);
    expect(selectMock).toHaveBeenCalledTimes(1);
    expect(result).toEqual({
      user: {
        publicSlug: "demo-user",
        nickname: "Demo",
        avatar: "https://cdn.example.com/avatar.png",
      },
      bio: {
        markdown: "hello bio",
      },
      links: [{ label: "x", href: "https://x.com/demo", visibility: "public" }],
      modules: {
        posts: {
          items: [
            { slug: "hub-p1", title: "hub-post-1" },
            { slug: "hub-p2", title: "hub-post-2" },
          ],
          total: 6,
        },
        timeline: {
          items: [
            { id: 101, title: "hub-t1" },
            { id: 102, title: "hub-t2" },
          ],
          total: 8,
        },
        reading: {
          items: [
            { id: 2, title: "r1" },
            { id: 3, title: "r2" },
          ],
          total: 6,
        },
      },
      posts: {
        items: [
          { slug: "legacy-p1", title: "legacy-post-1" },
          { slug: "legacy-p2", title: "legacy-post-2" },
          { slug: "legacy-p3", title: "legacy-post-3" },
          { slug: "legacy-p4", title: "legacy-post-4" },
        ],
        total: 9,
      },
      timeline: {
        items: [
          { id: 201, title: "legacy-t1" },
          { id: 202, title: "legacy-t2" },
          { id: 203, title: "legacy-t3" },
        ],
        total: 11,
      },
      rssItems: {
        items: [
          { id: 2, title: "r1" },
          { id: 3, title: "r2" },
          { id: 4, title: "r3" },
          { id: 5, title: "r4" },
          { id: 6, title: "r5" },
        ],
        total: 6,
      },
    });
  });

  test("publicSlug 缺失时返回 400，且不触发下游 service", async () => {
    await expect(
      handler({
        context: {
          params: {},
        },
      } as never),
    ).rejects.toMatchObject({
      statusCode: 400,
      statusMessage: "无效主页",
    });

    expect(selectMock).toHaveBeenCalledTimes(0);
    expect(parseSocialLinksJson).toHaveBeenCalledTimes(0);
    expect(getPublicHubBySlug).toHaveBeenCalledTimes(0);
  });

  test("publicSlug 非法时返回 400，且不触发下游 service", async () => {
    await expect(
      handler({
        context: {
          params: {
            publicSlug: 123,
          },
        },
      } as never),
    ).rejects.toMatchObject({
      statusCode: 400,
      statusMessage: "无效主页",
    });

    expect(selectMock).toHaveBeenCalledTimes(0);
    expect(parseSocialLinksJson).toHaveBeenCalledTimes(0);
    expect(getPublicHubBySlug).toHaveBeenCalledTimes(0);
  });

  test("owner 不存在或非 active 时返回 404", async () => {
    selectMock.mockImplementationOnce(() => ({
      from: () => ({
        where: () => ({
          limit: async () => [],
        }),
      }),
    }));

    await expect(
      handler({
        context: {
          params: {
            publicSlug: "demo-user",
          },
        },
      } as never),
    ).rejects.toMatchObject({
      statusCode: 404,
      statusMessage: "未找到",
    });

    expect(selectMock).toHaveBeenCalledTimes(1);
    expect(parseSocialLinksJson).toHaveBeenCalledTimes(0);
    expect(getPublicHubBySlug).toHaveBeenCalledTimes(0);
  });

  test("avatarVisibility 非 public 时 avatar 为 null", async () => {
    ownerRecord.avatarVisibility = "private";

    const result = await handler({
      context: {
        params: {
          publicSlug: "demo-user",
        },
      },
    } as never);

    expect(result.user.avatar).toBeNull();
    expect(selectMock).toHaveBeenCalledTimes(1);
    expect(parseSocialLinksJson).toHaveBeenCalledTimes(1);
    expect(getPublicHubBySlug).toHaveBeenCalledTimes(1);
  });

  test("bioVisibility 非 public 时 bio 为 null", async () => {
    ownerRecord.bioVisibility = "private";

    const result = await handler({
      context: {
        params: {
          publicSlug: "demo-user",
        },
      },
    } as never);

    expect(result.bio).toBeNull();
    expect(selectMock).toHaveBeenCalledTimes(1);
    expect(parseSocialLinksJson).toHaveBeenCalledTimes(1);
    expect(getPublicHubBySlug).toHaveBeenCalledTimes(1);
  });

  test("无 bioMarkdown 时 bio 为 null", async () => {
    ownerRecord.bioMarkdown = "";

    const result = await handler({
      context: {
        params: {
          publicSlug: "demo-user",
        },
      },
    } as never);

    expect(result.bio).toBeNull();
    expect(selectMock).toHaveBeenCalledTimes(1);
    expect(parseSocialLinksJson).toHaveBeenCalledTimes(1);
    expect(getPublicHubBySlug).toHaveBeenCalledTimes(1);
  });
});