// 演示数据种子：登录 admin → 建双语演示相册 + 分类 → sharp 生成 12 张真实照片 →
// 全链上传（presign PUT → complete）→ 等 worker 发布 → 建 embed slot 绑相册。
// 产出：观众页 URL + 嵌入宿主页 URL。可重复运行（相册名带时间戳）。
import { execSync } from 'node:child_process';
import { createRequire } from 'node:module';

const require = createRequire(import.meta.url);
const sharp = require(
  require('path').join(process.cwd(), 'services/api/node_modules/sharp'),
);
const CN = 'http://127.0.0.1:8080';
const stamp = new Date().toISOString().slice(11, 19).replace(/:/g, '');

const j = (r) => r.json();
const api = async (path, opts = {}) => {
  const r = await fetch(CN + path, {
    ...opts,
    headers: { 'content-type': 'application/json', ...(opts.headers || {}) },
  });
  if (!r.ok && r.status !== 201 && r.status !== 202 && r.status !== 204)
    throw new Error(`${path} → ${r.status}: ${await r.text()}`);
  return r.status === 204 ? null : j(r);
};

// 1. 登录
const login = await api('/v1/auth/password', {
  method: 'POST',
  body: JSON.stringify({
    account: process.env.ADMIN_ACCOUNT || 'admin',
    password: process.env.ADMIN_PASSWORD || 'admin-secret-change-me',
  }),
});
const auth = { Authorization: `Bearer ${login.sessionToken}` };
console.log('✓ admin 登录');

// 2. 双语相册 + 分类
const album = await api('/v1/albums', {
  method: 'POST',
  headers: auth,
  body: JSON.stringify({
    translations: [
      { locale: 'zh-CN', title: '演示相册 · 现场直击', description: '这是本地演示环境生成的相册，照片由脚本真实上传并经 worker 处理发布。', venue: '广州·广交会展馆' },
      { locale: 'en', title: 'Demo Album · Live', description: 'Generated by the local demo seed; photos really uploaded and processed.', venue: 'Canton Fair Complex' },
    ],
    defaultLocale: 'zh-CN',
    startAt: new Date().toISOString(),
  }),
});
const cat = await api(`/v1/albums/${album.id}/categories`, {
  method: 'POST',
  headers: auth,
  body: JSON.stringify({
    sortOrder: 1,
    translations: [
      { locale: 'zh-CN', name: '开幕现场' },
      { locale: 'en', name: 'Opening' },
    ],
  }),
});
console.log(`✓ 相册 ${album.publicToken} + 分类`);

// 3. 12 张真实照片（不同色块/比例，横竖混排）
const palettes = [
  ['#e74c3c', '#c0392b'], ['#3498db', '#2980b9'], ['#2ecc71', '#27ae60'],
  ['#f39c12', '#e67e22'], ['#9b59b6', '#8e44ad'], ['#1abc9c', '#16a085'],
  ['#e91e63', '#ad1457'], ['#3f51b5', '#303f9f'], ['#00bcd4', '#0097a7'],
  ['#ff5722', '#e64a19'], ['#607d8b', '#455a64'], ['#8bc34a', '#689f38'],
];
const dims = [[1600, 1067], [1200, 1600], [1600, 900], [1080, 1350]];
const ids = [];
for (let i = 0; i < palettes.length; i++) {
  const [w, h] = dims[i % dims.length];
  const [a, b] = palettes[i];
  const svg = `<svg width="${w}" height="${h}"><defs><linearGradient id="g" x1="0" y1="0" x2="1" y2="1"><stop offset="0" stop-color="${a}"/><stop offset="1" stop-color="${b}"/></linearGradient></defs><rect width="${w}" height="${h}" fill="url(#g)"/><text x="50%" y="50%" font-family="sans-serif" font-size="${Math.round(Math.min(w, h) / 6)}" fill="rgba(255,255,255,.85)" text-anchor="middle" dominant-baseline="middle">IMG ${String(i + 1).padStart(2, '0')}</text></svg>`;
  const buf = await sharp(Buffer.from(svg)).jpeg({ quality: 88 }).toBuffer();

  const up = await api('/v1/uploads', {
    method: 'POST',
    headers: auth,
    body: JSON.stringify({
      albumId: album.id,
      categoryId: i < 6 ? cat.id : undefined,
      clientTaskId: `demo-${stamp}-${i}`,
      filename: `demo-${i + 1}.jpg`,
      bytes: buf.length,
      contentType: 'image/jpeg',
      sourceDeviceId: 'demo-seed-000000000000001',
    }),
  });
  const put = await fetch(up.credential.url, {
    method: 'PUT',
    headers: up.credential.headers,
    body: buf,
  });
  if (!put.ok) throw new Error(`PUT ${i}: ${put.status}`);
  await api(`/v1/uploads/${up.uploadId}/complete`, { method: 'POST', headers: auth });
  ids.push(up.photoId);
}
console.log(`✓ ${ids.length} 张照片上传完成，等待 worker 发布...`);

// 4. 等 worker 发布（poll 公开列表）
let seen = 0;
for (let t = 0; t < 40 && seen < ids.length; t++) {
  await new Promise((r) => setTimeout(r, 1000));
  const list = await fetch(
    `${CN}/v1/public/albums/${album.publicToken}/photos?limit=60`,
  ).then(j);
  seen = list.items.length;
}
console.log(`✓ 公开列表可见 ${seen}/${ids.length}（worker+sync 已处理）`);

// 5. embed slot
const slot = await api('/v1/admin/embed-slots', {
  method: 'POST',
  headers: auth,
  body: JSON.stringify({ name: `官网演示位 ${stamp}` }),
});
await api(`/v1/admin/embed-slots/${slot.id}`, {
  method: 'PATCH',
  headers: auth,
  body: JSON.stringify({ albumId: album.id }),
});
console.log(`✓ 展示位 ${slot.publicToken} 已绑定相册`);

// 6. 点几个赞（让热门排序/气泡有内容）
const ov = 'http://127.0.0.1:8081';
for (const [idx, photoId] of ids.slice(0, 4).entries()) {
  for (let k = 0; k < (5 - idx); k++) {
    await fetch(`${ov}/v1/public/albums/${album.publicToken}/photos/${photoId}/likes`, {
      method: 'POST',
      headers: { 'content-type': 'application/json' },
      body: JSON.stringify({ sessionId: `demo-user-${idx}`, batchId: `b${idx}-${k}`, delta: 1 }),
    });
  }
}
// 浏览上报
for (let v = 0; v < 5; v++) {
  await fetch(`${ov}/v1/public/albums/${album.publicToken}/visits`, {
    method: 'POST',
    headers: { 'content-type': 'application/json' },
    body: JSON.stringify({ visitorId: `demo-visitor-${v}${v}${v}${v}`, requestId: `demo-req-${v}-${stamp}` }),
  });
}
console.log('✓ 点赞 + 浏览上报完成');

console.log('\n════════ 演示入口 ════════');
console.log(`观众页(中文): http://localhost:5175/a/${album.publicToken}`);
console.log(`观众页(英文): http://localhost:5175/a/${album.publicToken}?lang=en`);
console.log(`嵌入组件宿主页: http://localhost:5175/__test__/embed-host.html?slot=${slot.publicToken}`);
console.log(`管理后台: http://localhost:5176 （admin / ${process.env.ADMIN_PASSWORD || 'admin-secret-change-me'}，相册列表第一个即本相册）`);