import type { ClawdbotConfig, PluginRuntime, RuntimeEnv } from "openclaw/plugin-sdk";
import { beforeEach, describe, expect, it, vi } from "vitest";
import type { FeishuMessageEvent } from "./bot.js";
import { buildFeishuAgentBody, handleFeishuMessage } from "./bot.js";
import { setFeishuRuntime } from "./runtime.js";

const {
  mockCreateFeishuReplyDispatcher,
  mockSendMessageFeishu,
  mockGetMessageFeishu,
  mockDownloadMessageResourceFeishu,
  mockCreateFeishuClient,
} = vi.hoisted(() => ({
  mockCreateFeishuReplyDispatcher: vi.fn(() => ({
    dispatcher: vi.fn(),
    replyOptions: {},
    markDispatchIdle: vi.fn(),
  })),
  mockSendMessageFeishu: vi.fn().mockResolvedValue({ messageId: "pairing-msg", chatId: "oc-dm" }),
  mockGetMessageFeishu: vi.fn().mockResolvedValue(null),
  mockDownloadMessageResourceFeishu: vi.fn().mockResolvedValue({
    buffer: Buffer.from("video"),
    contentType: "video/mp4",
    fileName: "clip.mp4",
  }),
  mockCreateFeishuClient: vi.fn(),
}));

vi.mock("./reply-dispatcher.js", () => ({
  createFeishuReplyDispatcher: mockCreateFeishuReplyDispatcher,
}));

vi.mock("./send.js", () => ({
  sendMessageFeishu: mockSendMessageFeishu,
  getMessageFeishu: mockGetMessageFeishu,
}));

vi.mock("./media.js", () => ({
  downloadMessageResourceFeishu: mockDownloadMessageResourceFeishu,
}));

vi.mock("./client.js", () => ({
  createFeishuClient: mockCreateFeishuClient,
}));

function createRuntimeEnv(): RuntimeEnv {
  return {
    log: vi.fn(),
    error: vi.fn(),
    exit: vi.fn((code: number): never => {
      throw new Error(`exit ${code}`);
    }),
  } as RuntimeEnv;
}

async function dispatchMessage(params: { cfg: ClawdbotConfig; event: FeishuMessageEvent }) {
  await handleFeishuMessage({
    cfg: params.cfg,
    event: params.event,
    runtime: createRuntimeEnv(),
  });
}

describe("buildFeishuAgentBody", () => {
  it("builds message id, speaker, quoted content, mentions, and permission notice in order", () => {
    const body = buildFeishuAgentBody({
      ctx: {
        content: "hello world",
        senderName: "Sender Name",
        senderOpenId: "ou-sender",
        messageId: "msg-42",
        mentionTargets: [{ openId: "ou-target", name: "Target User", key: "@_user_1" }],
      },
      quotedContent: "previous message",
      permissionErrorForAgent: {
        code: 99991672,
        message: "permission denied",
        grantUrl: "https://open.feishu.cn/app/cli_test",
      },
    });

    expect(body).toBe(
      '[message_id: msg-42]\nSender Name: [Replying to: "previous message"]\n\nhello world\n\n[System: Your reply will automatically @mention: Target User. Do not write @xxx yourself.]\n\n[System: The bot encountered a Feishu API permission error. Please inform the user about this issue and provide the permission grant URL for the admin to authorize. Permission grant URL: https://open.feishu.cn/app/cli_test]',
    );
  });
});

describe("handleFeishuMessage command authorization", () => {
  const mockFinalizeInboundContext = vi.fn((ctx: unknown) => ctx);
  const mockDispatchReplyFromConfig = vi
    .fn()
    .mockResolvedValue({ queuedFinal: false, counts: { final: 1 } });
  const mockWithReplyDispatcher = vi.fn(
    async ({
      dispatcher,
      run,
      onSettled,
    }: Parameters<PluginRuntime["channel"]["reply"]["withReplyDispatcher"]>[0]) => {
      try {
        return await run();
      } finally {
        dispatcher.markComplete();
        try {
          await dispatcher.waitForIdle();
        } finally {
          await onSettled?.();
        }
      }
    },
  );
  const mockResolveCommandAuthorizedFromAuthorizers = vi.fn(() => false);
  const mockShouldComputeCommandAuthorized = vi.fn(() => true);
  const mockReadAllowFromStore = vi.fn().mockResolvedValue([]);
  const mockUpsertPairingRequest = vi.fn().mockResolvedValue({ code: "ABCDEFGH", created: false });
  const mockBuildPairingReply = vi.fn(() => "Pairing response");
  const mockSaveMediaBuffer = vi.fn().mockResolvedValue({
    path: "/tmp/inbound-clip.mp4",
    contentType: "video/mp4",
  });

  beforeEach(() => {
    vi.clearAllMocks();
    mockCreateFeishuClient.mockReturnValue({
      contact: {
        user: {
          get: vi.fn().mockResolvedValue({ data: { user: { name: "Sender" } } }),
        },
      },
    });
    setFeishuRuntime({
      system: {
        enqueueSystemEvent: vi.fn(),
      },
      channel: {
        routing: {
          resolveAgentRoute: vi.fn(() => ({
            agentId: "main",
            accountId: "default",
            sessionKey: "agent:main:feishu:dm:ou-attacker",
            matchedBy: "default",
          })),
        },
        reply: {
          resolveEnvelopeFormatOptions: vi.fn(() => ({ template: "channel+name+time" })),
          formatAgentEnvelope: vi.fn((params: { body: string }) => params.body),
          finalizeInboundContext: mockFinalizeInboundContext,
          dispatchReplyFromConfig: mockDispatchReplyFromConfig,
          withReplyDispatcher: mockWithReplyDispatcher,
        },
        commands: {
          shouldComputeCommandAuthorized: mockShouldComputeCommandAuthorized,
          resolveCommandAuthorizedFromAuthorizers: mockResolveCommandAuthorizedFromAuthorizers,
        },
        media: {
          saveMediaBuffer: mockSaveMediaBuffer,
        },
        pairing: {
          readAllowFromStore: mockReadAllowFromStore,
          upsertPairingRequest: mockUpsertPairingRequest,
          buildPairingReply: mockBuildPairingReply,
        },
      },
      media: {
        detectMime: vi.fn(async () => "application/octet-stream"),
      },
    } as unknown as PluginRuntime);
  });

  it("uses authorizer resolution instead of hardcoded CommandAuthorized=true", async () => {
    const cfg: ClawdbotConfig = {
      commands: { useAccessGroups: true },
      channels: {
        feishu: {
          dmPolicy: "open",
          allowFrom: ["ou-admin"],
        },
      },
    } as ClawdbotConfig;

    const event: FeishuMessageEvent = {
      sender: {
        sender_id: {
          open_id: "ou-attacker",
        },
      },
      message: {
        message_id: "msg-auth-bypass-regression",
        chat_id: "oc-dm",
        chat_type: "p2p",
        message_type: "text",
        content: JSON.stringify({ text: "/status" }),
      },
    };

    await dispatchMessage({ cfg, event });

    expect(mockResolveCommandAuthorizedFromAuthorizers).toHaveBeenCalledWith({
      useAccessGroups: true,
      authorizers: [{ configured: true, allowed: false }],
    });
    expect(mockFinalizeInboundContext).toHaveBeenCalledTimes(1);
    expect(mockFinalizeInboundContext).toHaveBeenCalledWith(
      expect.objectContaining({
        CommandAuthorized: false,
        SenderId: "ou-attacker",
        Surface: "feishu",
      }),
    );
  });

  it("reads pairing allow store for non-command DMs when dmPolicy is pairing", async () => {
    mockShouldComputeCommandAuthorized.mockReturnValue(false);
    mockReadAllowFromStore.mockResolvedValue(["ou-attacker"]);

    const cfg: ClawdbotConfig = {
      commands: { useAccessGroups: true },
      channels: {
        feishu: {
          dmPolicy: "pairing",
          allowFrom: [],
        },
      },
    } as ClawdbotConfig;

    const event: FeishuMessageEvent = {
      sender: {
        sender_id: {
          open_id: "ou-attacker",
        },
      },
      message: {
        message_id: "msg-read-store-non-command",
        chat_id: "oc-dm",
        chat_type: "p2p",
        message_type: "text",
        content: JSON.stringify({ text: "hello there" }),
      },
    };

    await dispatchMessage({ cfg, event });

    expect(mockReadAllowFromStore).toHaveBeenCalledWith({
      channel: "feishu",
      accountId: "default",
    });
    expect(mockResolveCommandAuthorizedFromAuthorizers).not.toHaveBeenCalled();
    expect(mockFinalizeInboundContext).toHaveBeenCalledTimes(1);
    expect(mockDispatchReplyFromConfig).toHaveBeenCalledTimes(1);
  });

  it("creates pairing request and drops unauthorized DMs in pairing mode", async () => {
    mockShouldComputeCommandAuthorized.mockReturnValue(false);
    mockReadAllowFromStore.mockResolvedValue([]);
    mockUpsertPairingRequest.mockResolvedValue({ code: "ABCDEFGH", created: true });

    const cfg: ClawdbotConfig = {
      channels: {
        feishu: {
          dmPolicy: "pairing",
          allowFrom: [],
        },
      },
    } as ClawdbotConfig;

    const event: FeishuMessageEvent = {
      sender: {
        sender_id: {
          open_id: "ou-unapproved",
        },
      },
      message: {
        message_id: "msg-pairing-flow",
        chat_id: "oc-dm",
        chat_type: "p2p",
        message_type: "text",
        content: JSON.stringify({ text: "hello" }),
      },
    };

    await dispatchMessage({ cfg, event });

    expect(mockUpsertPairingRequest).toHaveBeenCalledWith({
      channel: "feishu",
      accountId: "default",
      id: "ou-unapproved",
      meta: { name: undefined },
    });
    expect(mockBuildPairingReply).toHaveBeenCalledWith({
      channel: "feishu",
      idLine: "Your Feishu user id: ou-unapproved",
      code: "ABCDEFGH",
    });
    expect(mockSendMessageFeishu).toHaveBeenCalledWith(
      expect.objectContaining({
        to: "user:ou-unapproved",
        accountId: "default",
      }),
    );
    expect(mockFinalizeInboundContext).not.toHaveBeenCalled();
    expect(mockDispatchReplyFromConfig).not.toHaveBeenCalled();
  });

  it("computes group command authorization from group allowFrom", async () => {
    mockShouldComputeCommandAuthorized.mockReturnValue(true);
    mockResolveCommandAuthorizedFromAuthorizers.mockReturnValue(false);

    const cfg: ClawdbotConfig = {
      commands: { useAccessGroups: true },
      channels: {
        feishu: {
          groups: {
            "oc-group": {
              requireMention: false,
            },
          },
        },
      },
    } as ClawdbotConfig;

    const event: FeishuMessageEvent = {
      sender: {
        sender_id: {
          open_id: "ou-attacker",
        },
      },
      message: {
        message_id: "msg-group-command-auth",
        chat_id: "oc-group",
        chat_type: "group",
        message_type: "text",
        content: JSON.stringify({ text: "/status" }),
      },
    };

    await dispatchMessage({ cfg, event });

    expect(mockResolveCommandAuthorizedFromAuthorizers).toHaveBeenCalledWith({
      useAccessGroups: true,
      authorizers: [{ configured: false, allowed: false }],
    });
    expect(mockFinalizeInboundContext).toHaveBeenCalledWith(
      expect.objectContaining({
        ChatType: "group",
        CommandAuthorized: false,
        SenderId: "ou-attacker",
      }),
    );
  });

  it("falls back to top-level allowFrom for group command authorization", async () => {
    mockShouldComputeCommandAuthorized.mockReturnValue(true);
    mockResolveCommandAuthorizedFromAuthorizers.mockReturnValue(true);

    const cfg: ClawdbotConfig = {
      commands: { useAccessGroups: true },
      channels: {
        feishu: {
          allowFrom: ["ou-admin"],
          groups: {
            "oc-group": {
              requireMention: false,
            },
          },
        },
      },
    } as ClawdbotConfig;

    const event: FeishuMessageEvent = {
      sender: {
        sender_id: {
          open_id: "ou-admin",
        },
      },
      message: {
        message_id: "msg-group-command-fallback",
        chat_id: "oc-group",
        chat_type: "group",
        message_type: "text",
        content: JSON.stringify({ text: "/status" }),
      },
    };

    await dispatchMessage({ cfg, event });

    expect(mockResolveCommandAuthorizedFromAuthorizers).toHaveBeenCalledWith({
      useAccessGroups: true,
      authorizers: [{ configured: true, allowed: true }],
    });
    expect(mockFinalizeInboundContext).toHaveBeenCalledWith(
      expect.objectContaining({
        ChatType: "group",
        CommandAuthorized: true,
        SenderId: "ou-admin",
      }),
    );
  });

  it("uses video file_key (not thumbnail image_key) for inbound video download", async () => {
    mockShouldComputeCommandAuthorized.mockReturnValue(false);

    const cfg: ClawdbotConfig = {
      channels: {
        feishu: {
          dmPolicy: "open",
        },
      },
    } as ClawdbotConfig;

    const event: FeishuMessageEvent = {
      sender: {
        sender_id: {
          open_id: "ou-sender",
        },
      },
      message: {
        message_id: "msg-video-inbound",
        chat_id: "oc-dm",
        chat_type: "p2p",
        message_type: "video",
        content: JSON.stringify({
          file_key: "file_video_payload",
          image_key: "img_thumb_payload",
          file_name: "clip.mp4",
        }),
      },
    };

    await dispatchMessage({ cfg, event });

    expect(mockDownloadMessageResourceFeishu).toHaveBeenCalledWith(
      expect.objectContaining({
        messageId: "msg-video-inbound",
        fileKey: "file_video_payload",
        type: "file",
      }),
    );
    expect(mockSaveMediaBuffer).toHaveBeenCalledWith(
      expect.any(Buffer),
      "video/mp4",
      "inbound",
      expect.any(Number),
      "clip.mp4",
    );
  });

  it("includes message_id in BodyForAgent on its own line", async () => {
    mockShouldComputeCommandAuthorized.mockReturnValue(false);

    const cfg: ClawdbotConfig = {
      channels: {
        feishu: {
          dmPolicy: "open",
        },
      },
    } as ClawdbotConfig;

    const event: FeishuMessageEvent = {
      sender: {
        sender_id: {
          open_id: "ou-msgid",
        },
      },
      message: {
        message_id: "msg-message-id-line",
        chat_id: "oc-dm",
        chat_type: "p2p",
        message_type: "text",
        content: JSON.stringify({ text: "hello" }),
      },
    };

    await dispatchMessage({ cfg, event });

    expect(mockFinalizeInboundContext).toHaveBeenCalledWith(
      expect.objectContaining({
        BodyForAgent: "[message_id: msg-message-id-line]\nou-msgid: hello",
      }),
    );
  });

  it("dispatches once and appends permission notice to the main agent body", async () => {
    mockShouldComputeCommandAuthorized.mockReturnValue(false);
    mockCreateFeishuClient.mockReturnValue({
      contact: {
        user: {
          get: vi.fn().mockRejectedValue({
            response: {
              data: {
                code: 99991672,
                msg: "permission denied https://open.feishu.cn/app/cli_test",
              },
            },
          }),
        },
      },
    });

    const cfg: ClawdbotConfig = {
      channels: {
        feishu: {
          appId: "cli_test",
          appSecret: "sec_test",
          groups: {
            "oc-group": {
              requireMention: false,
            },
          },
        },
      },
    } as ClawdbotConfig;

    const event: FeishuMessageEvent = {
      sender: {
        sender_id: {
          open_id: "ou-perm",
        },
      },
      message: {
        message_id: "msg-perm-1",
        chat_id: "oc-group",
        chat_type: "group",
        message_type: "text",
        content: JSON.stringify({ text: "hello group" }),
      },
    };

    await dispatchMessage({ cfg, event });

    expect(mockDispatchReplyFromConfig).toHaveBeenCalledTimes(1);
    expect(mockFinalizeInboundContext).toHaveBeenCalledWith(
      expect.objectContaining({
        BodyForAgent: expect.stringContaining(
          "Permission grant URL: https://open.feishu.cn/app/cli_test",
        ),
      }),
    );
    expect(mockFinalizeInboundContext).toHaveBeenCalledWith(
      expect.objectContaining({
        BodyForAgent: expect.stringContaining("ou-perm: hello group"),
      }),
    );
  });
});