// 已读取AGENTS.md
import * as fs from 'fs';
import * as path from 'path';

/**
 * 第二十四批回归闸门：组局报名费用服务端权威 + 真实扣款
 */
describe('第二十四批组局报名资金闸门', () => {
  const rootDir = path.resolve(__dirname, '../../');
  const repoCode = fs.readFileSync(path.join(rootDir, 'server/src/db/repository.ts'), 'utf-8');

  const joinBlock = () => {
    const start = repoCode.indexOf('async joinActivity(');
    expect(start).toBeGreaterThan(-1);
    return repoCode.slice(start, start + 6200);
  };

  it('报名费以服务端活动配置为准（AA=人均分摊，房主请客=0）', () => {
    const block = joinBlock();
    expect(block).toContain('per_person_fee_cents');
    expect(block).toContain('const joinFeeCents = Number(actRows[0].pay_type) === 1');
  });

  it('报名从钱包真实扣款', () => {
    const block = joinBlock();
    expect(block).toContain("'活动报名扣款'");
    expect(block).toContain('UPDATE users SET balance = balance - ?');
    expect(block).toContain('钱包余额不足，报名需支付');
  });

  it('入账/参与者金额均使用服务端权威值', () => {
    const block = joinBlock();
    expect(block).not.toContain('params.payAmountCents / 100');
    expect(block).not.toContain('params.userId, params.payAmountCents, verifyCode');
    expect(block).toContain('payAmountCents: joinFeeCents');
  });
});