import assert from 'node:assert/strict';
import test from 'node:test';
import {
  createMindSpaceImageReviewService,
  mindSpaceImageReviewInternals,
} from './mindspace-image-review.mjs';

test('image review parses a fenced Qwen JSON response', () => {
  const result = mindSpaceImageReviewInternals.parseReviewJson(`\`\`\`json
  {"verdict":"reject","relevance_score":0,"observed_subjects":["人物"],"missing_required_elements":["竹海"],"reason":"不符"}
  \`\`\``);
  assert.deepEqual(result, {
    verdict: 'reject', relevanceScore: 0, observedSubjects: ['人物'],
    missingRequiredElements: ['竹海'], reason: '不符',
  });
});

test('image review sends image bytes and original requirements to Qwen vision', async () => {
  let received = null;
  const service = createMindSpaceImageReviewService({
    llmProviderService: {
      async analyzeImagesWithVision(items, prompt) {
        received = { items, prompt };
        return JSON.stringify({
          verdict: 'pass', relevance_score: 91, observed_subjects: ['竹海'],
          missing_required_elements: [], reason: '主体与场景一致',
        });
      },
    },
    env: { IMAGE_MAKE_SEMANTIC_REVIEW_MIN_SCORE: '70' },
  });
  const result = await service.review({
    buffer: Buffer.from('webp-image'), mimeType: 'image/webp', purpose: 'hero', prompt: '安吉竹海',
  });
  assert.equal(result.pass, true);
  assert.equal(result.relevanceScore, 91);
  assert.equal(received.items[0].data, Buffer.from('webp-image').toString('base64'));
  assert.match(received.prompt, /页面首图/);
  assert.match(received.prompt, /安吉竹海/);
  assert.match(received.prompt, /70/);
});

test('image review rejects a nominal pass below the configured score', async () => {
  const service = createMindSpaceImageReviewService({
    llmProviderService: {
      async analyzeImagesWithVision() {
        return '{"verdict":"pass","relevance_score":69,"reason":"仅颜色接近"}';
      },
    },
    env: { IMAGE_MAKE_SEMANTIC_REVIEW_MIN_SCORE: '70' },
  });
  const result = await service.review({
    buffer: Buffer.from('image'), mimeType: 'image/webp', purpose: 'hero', prompt: '安吉竹海',
  });
  assert.equal(result.ok, true);
  assert.equal(result.pass, false);
});

test('image review fails closed on missing or malformed Qwen responses', async () => {
  for (const response of [null, '不是 JSON']) {
    const service = createMindSpaceImageReviewService({
      llmProviderService: { async analyzeImagesWithVision() { return response; } },
      logger: { warn() {} },
    });
    const result = await service.review({
      buffer: Buffer.from('image'), mimeType: 'image/webp', purpose: 'hero', prompt: '安吉竹海',
    });
    assert.equal(result.ok, false);
    assert.equal(result.code, 'IMAGE_REVIEW_INVALID_RESPONSE');
  }
});