import { Command } from 'commander';
import { beforeEach, describe, expect, it, vi } from 'vitest';
import type { CliContext } from '../src/cli/shared.js';
import { registerHomeCommand } from '../src/commands/home.js';
import { TwitterClient } from '../src/lib/twitter-client.js';

describe('home command', () => {
  let program: Command;
  let mockContext: Partial<CliContext>;

  beforeEach(() => {
    program = new Command();
    mockContext = {
      resolveTimeoutFromOptions: () => undefined,
      resolveRelayBaseUrlFromOptions: () => 'https://relay.example',
      resolveProfileNameFromOptions: () => undefined,
      p: () => '',
      printTweetsResult: vi.fn(),
    };
  });

  it('uses cursor pagination when --cursor is set', async () => {
    registerHomeCommand(program, mockContext as CliContext);
    const timelineSpy = vi
      .spyOn(TwitterClient.prototype, 'getHomeLatestTimeline')
      .mockResolvedValue({ success: true, tweets: [], nextCursor: 'next-1' });

    try {
      await program.parseAsync(['node', 'bird', 'home', '--following', '--cursor', 'cursor-1']);
      expect(timelineSpy).toHaveBeenCalledWith(20, expect.objectContaining({ cursor: 'cursor-1' }));
      expect(mockContext.printTweetsResult).toHaveBeenCalledWith(expect.objectContaining({ nextCursor: 'next-1' }), {
        json: false,
        usePagination: true,
        emptyMessage: 'No tweets found in Following timeline.',
      });
    } finally {
      timelineSpy.mockRestore();
    }
  });

  it('uses paged home timeline when --max-pages is set', async () => {
    registerHomeCommand(program, mockContext as CliContext);
    const timelineSpy = vi.spyOn(TwitterClient.prototype, 'getHomeTimeline').mockResolvedValue({
      success: true,
      tweets: [],
      nextCursor: 'next-2',
    });

    try {
      await program.parseAsync(['node', 'bird', 'home', '--max-pages', '3', '--json']);
      expect(timelineSpy).toHaveBeenCalledWith(20, expect.objectContaining({ maxPages: 3 }));
      expect(mockContext.printTweetsResult).toHaveBeenCalledWith(expect.objectContaining({ nextCursor: 'next-2' }), {
        json: true,
        usePagination: true,
        emptyMessage: 'No tweets found in For You timeline.',
      });
    } finally {
      timelineSpy.mockRestore();
    }
  });
});