import { describe, expect, it } from 'vitest';
import {
  openableConversationLocalWebPath,
  previewableConversationRelativePath,
  revealableConversationPath,
  resolveConversationMarkdownWebPath,
  safeConversationExternalUrl,
} from '@/lib/conversation-links';

describe('conversation links', () => {
  it('accepts browser-safe HTTP links and rejects executable or credential-bearing URLs', () => {
    expect(safeConversationExternalUrl('https://example.com/docs'))
      .toBe('https://example.com/docs');
    expect(safeConversationExternalUrl('http://localhost:4173/'))
      .toBe('http://localhost:4173/');
    expect(safeConversationExternalUrl('file:///tmp/private.txt')).toBeNull();
    expect(safeConversationExternalUrl('javascript:alert(1)')).toBeNull();
    expect(safeConversationExternalUrl('https://user:secret@example.com/')).toBeNull();
  });

  it('recognizes absolute local paths on macOS, Linux, and Windows without guessing relative code', () => {
    expect(revealableConversationPath('~/Desktop/site/index.html'))
      .toBe('~/Desktop/site/index.html');
    expect(revealableConversationPath('/Users/example/site/index.html'))
      .toBe('/Users/example/site/index.html');
    expect(revealableConversationPath('C:\\Users\\example\\site\\index.html'))
      .toBe('C:\\Users\\example\\site\\index.html');
    expect(revealableConversationPath('\\\\server\\share\\index.html'))
      .toBe('\\\\server\\share\\index.html');
    expect(revealableConversationPath('src/index.html')).toBeNull();
    expect(revealableConversationPath('index.html')).toBeNull();
    expect(openableConversationLocalWebPath('~/Desktop/site/index.html'))
      .toBe('~/Desktop/site/index.html');
    expect(openableConversationLocalWebPath('/Users/example/site/readme.md')).toBeNull();
  });

  it('resolves a relative HTML viewing path only when the same reply names one matching absolute file', () => {
    const markdown = [
      '文件位于 `~/Desktop/123/guiyang/index.html`。',
      '查看时打开 `guiyang/index.html` 或 `index.html`。',
    ].join('\n');

    expect(previewableConversationRelativePath('guiyang/index.html'))
      .toBe('guiyang/index.html');
    expect(resolveConversationMarkdownWebPath('guiyang/index.html', markdown))
      .toBe('~/Desktop/123/guiyang/index.html');
    expect(resolveConversationMarkdownWebPath('index.html', markdown))
      .toBe('~/Desktop/123/guiyang/index.html');
    expect(resolveConversationMarkdownWebPath('../index.html', markdown)).toBeNull();
    expect(resolveConversationMarkdownWebPath('scripts/start.sh', markdown)).toBeNull();
    expect(resolveConversationMarkdownWebPath('other/index.html', markdown)).toBeNull();
  });
});