import assert from 'node:assert/strict';
import test from 'node:test';
import {
  buildMindSpacePageSaveInstructions,
  extractMindSpacePagePatch,
  mergeMindSpacePagePatch,
} from './mindspace-page-patch.mjs';

test('extractMindSpacePagePatch parses assistant update block', () => {
  const text = `好的，标题已更新。

\`\`\`mindspace-page-update
{"title":"新标题","summary":"新摘要"}
\`\`\``;
  assert.deepEqual(extractMindSpacePagePatch(text), {
    title: '新标题',
    summary: '新摘要',
  });
});

test('mergeMindSpacePagePatch keeps unchanged fields', () => {
  assert.deepEqual(
    mergeMindSpacePagePatch(
      { title: '旧标题', summary: '旧摘要', content: '正文' },
      { title: '新标题' },
    ),
    { title: '新标题', summary: '旧摘要', content: '正文' },
  );
});

test('buildMindSpacePageSaveInstructions mentions page id and block format', () => {
  const lines = buildMindSpacePageSaveInstructions({
    id: 'page-1',
    contentFormat: 'markdown',
  });
  assert.match(lines.join('\n'), /page-1/);
  assert.match(lines.join('\n'), /mindspace-page-update/);
});