import assert from 'node:assert/strict';
import { mkdtemp, readFile, rm } from 'node:fs/promises';
import { tmpdir } from 'node:os';
import { join } from 'node:path';
import sharp from 'sharp';
import { MediaStorage, MediaValidationError } from '../dist/content/media-storage.js';
import { ContentError, ContentRepository } from '../dist/content/content-repository.js';

const root = await mkdtemp(join(tmpdir(), 'qipai-media-'));
try {
  const png = await sharp({
    create: { width: 2400, height: 1200, channels: 3, background: '#336699' }
  }).png().toBuffer();
  const storage = new MediaStorage(root);
  const image = await storage.storeImage({
    tenantId: '7', storeId: '11', originalName: 'banner.png',
    contentType: 'image/png', body: png
  });
  assert.equal(image.mimeType, 'image/webp');
  assert.ok(image.width <= 1920);
  assert.match(image.storagePath, /^tenants\/7\/stores\/11\/.+\.webp$/);
  assert.ok((await readFile(join(root, ...image.storagePath.split('/')))).length > 0);
  await assert.rejects(
    () => storage.storeImage({
      tenantId: '7', originalName: 'bad.txt', contentType: 'text/plain',
      body: Buffer.from('not an image')
    }),
    (error) => error instanceof MediaValidationError && error.code === 'IMAGE_TYPE_INVALID'
  );
} finally {
  await rm(root, { recursive: true, force: true });
}

const storeActor = {
  tenantId: '7', userId: '21',
  access: {
    roles: ['STORE_ADMIN'], capabilities: ['store.operation.write'], storeIds: ['11']
  },
  traceId: 'trace', ip: '127.0.0.1', userAgent: 'test'
};
const repository = new ContentRepository({ async execute() { return [[], []]; } });
await assert.rejects(
  () => repository.saveAdvertisement(storeActor, {
    scopeType: 'PLATFORM', title: 'x', imageAssetId: '1',
    targetType: 'NONE', targetValue: '', status: 'DRAFT', sortOrder: 0
  }),
  (error) => error instanceof ContentError && error.code === 'PLATFORM_AD_FORBIDDEN'
);

console.log('PASS: M03-B image compression, tenant paths and advertisement scope validation are present.');