#!/usr/bin/env node
/**
 * E2E: Portal template catalog balance purchase + WeChat checkout creation.
 * Usage: node scripts/verify-template-catalog-e2e.mjs
 */
import fs from 'node:fs';
import path from 'node:path';
import { fileURLToPath } from 'node:url';
import { loadH5Environment } from './load-env.mjs';
import { createReporter, loginViaApi } from './scenario-test-lib.mjs';

const scriptDir = path.dirname(fileURLToPath(import.meta.url));
const root = path.join(scriptDir, '..');

function loadEnvFile(filePath) {
  if (!fs.existsSync(filePath)) return;
  for (const line of fs.readFileSync(filePath, 'utf8').split('\n')) {
    const trimmed = line.trim();
    if (!trimmed || trimmed.startsWith('#')) continue;
    const eq = trimmed.indexOf('=');
    if (eq <= 0) continue;
    const key = trimmed.slice(0, eq).trim();
    let value = trimmed.slice(eq + 1).trim();
    if ((value.startsWith('"') && value.endsWith('"')) || (value.startsWith("'") && value.endsWith("'"))) {
      value = value.slice(1, -1);
    }
    if (!(key in process.env)) process.env[key] = value;
  }
}

loadH5Environment(scriptDir);
loadEnvFile(path.join(root, '../memind_adm/.env'));

const portalBase = process.env.PORTAL_API_BASE ?? `http://127.0.0.1:${process.env.H5_PORT ?? 8081}`;
const adminBase = process.env.ADM_DEV_BACKEND ?? 'http://127.0.0.1:8085';
const adminUser = process.env.H5_ADMIN_USERNAME?.trim() || 'admin';
const adminPass =
  process.env.H5_ADMIN_PASSWORD?.trim() ||
  process.env.ADMIN_PASSWORD?.trim() ||
  '';
const portalUser =
  process.env.TEMPLATE_E2E_USERNAME?.trim() ||
  process.env.MEMIND_E2E_USERNAME?.trim() ||
  'john4';
const portalPass =
  process.env.TEMPLATE_E2E_PASSWORD?.trim() ||
  process.env.MEMIND_E2E_PASSWORD?.trim() ||
  process.env.JOHN4_PASSWORD?.trim() ||
  '888888';

const PURCHASE_SKILL = process.env.TEMPLATE_E2E_SKILL?.trim() || 'page-template-travel';

async function api(base, method, urlPath, { body, cookie } = {}) {
  const res = await fetch(`${base}${urlPath}`, {
    method,
    headers: {
      ...(body ? { 'Content-Type': 'application/json' } : {}),
      ...(cookie ? { Cookie: cookie } : {}),
    },
    body: body ? JSON.stringify(body) : undefined,
  });
  const text = await res.text();
  let json = null;
  try {
    json = text ? JSON.parse(text) : null;
  } catch {
    json = { raw: text.slice(0, 400) };
  }
  return { status: res.status, json, text };
}

async function main() {
  const reporter = createReporter();
  console.log(`==> Portal ${portalBase}`);
  console.log(`==> Admin  ${adminBase}`);
  console.log(`==> 购买目标 skill: ${PURCHASE_SKILL}`);

  if (!adminPass) {
    throw new Error('缺少 H5_ADMIN_PASSWORD（memind_adm/.env）');
  }

  const adminAuth = await loginViaApi(adminBase, { username: adminUser, password: adminPass }, reporter);

  let portalAuth;
  try {
    portalAuth = await loginViaApi(
      portalBase,
      { username: portalUser, password: portalPass },
      {
        pass: (label, detail) => reporter.pass(`Portal ${label}`, detail),
        fail: (label, detail) => reporter.fail(`Portal ${label}`, detail),
        checks: reporter.checks,
        issues: reporter.issues,
      },
    );
    reporter.pass('Portal 测试账号', portalUser);
  } catch (err) {
    throw new Error(`Portal 测试账号 ${portalUser} 登录失败: ${err.message}`);
  }

  const rechargeRes = await api(adminBase, 'POST', `/admin-api/users/${portalAuth.user.id}/recharge`, {
    cookie: adminAuth.cookie,
    body: { amountCents: 5000, note: 'template-catalog-e2e' },
  });
  if (rechargeRes.status === 200) {
    reporter.pass('Admin 充值', `+5000 分 → ${portalUser}`);
  } else {
    reporter.fail('Admin 充值', `HTTP ${rechargeRes.status}: ${JSON.stringify(rechargeRes.json)}`);
  }

  const catalogRes = await api(portalBase, 'GET', '/api/mindspace/v1/template-catalog', {
    cookie: portalAuth.cookie,
  });
  if (catalogRes.status !== 200) {
    throw new Error(`catalog HTTP ${catalogRes.status}: ${JSON.stringify(catalogRes.json)}`);
  }
  const items = catalogRes.json?.data?.items ?? [];
  reporter.pass('模板列表', `${items.length} 项`);

  const target = items.find((item) => item.skillName === PURCHASE_SKILL);
  if (!target) {
    throw new Error(`缺少 ${PURCHASE_SKILL}`);
  }

  const pickCheckoutSkill = () => {
    const notOwned = items.filter((item) => !item.owned && item.priceCents > 0);
    return notOwned[0]?.skillName ?? PURCHASE_SKILL;
  };

  if (target.owned) {
    reporter.pass('余额购买', `跳过：${PURCHASE_SKILL} 已拥有`);
  } else {
    const meBefore = await api(portalBase, 'GET', '/auth/me', { cookie: portalAuth.cookie });
    const balanceBefore = Number(meBefore.json?.user?.balance_cents ?? 0);
    reporter.pass('购买前余额', `${balanceBefore} 分`);

    const purchaseRes = await api(
      portalBase,
      'POST',
      `/api/mindspace/v1/template-catalog/${encodeURIComponent(PURCHASE_SKILL)}/purchase`,
      { cookie: portalAuth.cookie },
    );
    if (purchaseRes.status === 402) {
      reporter.fail('余额购买', `402 余额不足: ${JSON.stringify(purchaseRes.json)}`);
    } else if (purchaseRes.status !== 200) {
      reporter.fail('余额购买', `HTTP ${purchaseRes.status}: ${JSON.stringify(purchaseRes.json)}`);
    } else {
      const result = purchaseRes.json?.data ?? purchaseRes.json;
      reporter.pass(
        '余额购买',
        `price=${result.priceCents ?? target.priceCents} balance=${result.balanceCents ?? '?'}`,
      );
      const skills = result.grantedSkills ?? [];
      if (skills.includes(PURCHASE_SKILL)) {
        reporter.pass('skill 开通', PURCHASE_SKILL);
      } else {
        reporter.fail('skill 开通', `grantedSkills 未含 ${PURCHASE_SKILL}: ${JSON.stringify(skills)}`);
      }
    }
  }

  const wechatSkill = pickCheckoutSkill();

  const checkoutRes = await api(
    portalBase,
    'POST',
    `/api/mindspace/v1/template-catalog/${encodeURIComponent(wechatSkill)}/checkout`,
    {
      cookie: portalAuth.cookie,
      body: { payScene: 'native' },
    },
  );
  const checkout = checkoutRes.json?.data ?? checkoutRes.json;
  if (checkoutRes.status === 200 && checkout?.ok && checkout?.order) {
    reporter.pass(
      '微信 checkout',
      `${wechatSkill} pending=${checkout.order.status} mode=${checkout.order.payMode}`,
    );
    if (checkout.order.codeUrl || checkout.order.jsapiParams || checkout.order.h5Url) {
      reporter.pass('微信支付参数', checkout.order.codeUrl ? 'native codeUrl' : checkout.order.payMode);
    }
  } else if (checkoutRes.status === 400 && String(checkout?.error?.message ?? checkout?.message ?? '').includes('已拥有')) {
    reporter.pass('微信 checkout', `${wechatSkill} 已拥有，跳过`);
  } else if (
    checkoutRes.status === 400 &&
    String(checkout?.error?.message ?? checkout?.message ?? '').includes('微信支付尚未配置')
  ) {
    reporter.pass('微信 checkout', '微信支付未配置（本地预期可接受）');
  } else {
    reporter.fail('微信 checkout', `HTTP ${checkoutRes.status}: ${JSON.stringify(checkoutRes.json)}`);
  }

  const previewRes = await api(
    portalBase,
    'GET',
    `/api/mindspace/v1/template-catalog/page-template-travel/preview`,
    { cookie: portalAuth.cookie },
  );
  if (previewRes.status === 200 && previewRes.text.includes('周末去哪玩')) {
    reporter.pass('预览 HTML', 'travel 示例文案正确');
  } else {
    reporter.fail('预览 HTML', `HTTP ${previewRes.status}`);
  }

  process.exitCode = reporter.summary();
}

main().catch((err) => {
  console.error('\nE2E 失败:', err.message);
  process.exit(1);
});