// 调试：验证 free_show_local_agent.js 的 extractPrice 价格提取逻辑
// 用法：node dev_test_scripts/debug/debug_price_extract.js
'use strict'
const fs = require('fs')
const path = require('path')

const src = fs.readFileSync(path.join(__dirname, '..', '..', 'public', 'tools', 'free_show', 'free_show_local_agent.js'), 'utf-8')
const m = src.match(/function extractPrice[\s\S]*?\n}/)
if (!m) { console.log('FAIL: 未找到 extractPrice'); process.exit(1) }
const extractPrice = new Function('return ' + m[0])()

const cases = [
  ['<div class="itemprice">130-2620<span>元</span></div>', 130, '130-2620元'],
  ['... 380.0元 起 ...', 380, '380.0元'],
  ['¥130起', 130, '¥130'],
  ['2026.08.03-08.30 上海', null, null], // 日期不应误判为价格
  ['价格待定', null, null]
]
let fail = 0
for (const [input, wantPrice, wantText] of cases) {
  const got = extractPrice(input)
  const okPrice = wantPrice === null ? got === null : got && got.price === wantPrice
  const okText = wantText === null ? got === null : got && got.priceText === wantText
  if (okPrice && okText) console.log(`PASS: ${JSON.stringify(input)} => ${JSON.stringify(got)}`)
  else { fail++; console.log(`FAIL: ${JSON.stringify(input)} => ${JSON.stringify(got)} (want ${wantPrice}/${wantText})`) }
}
process.exit(fail ? 1 : 0)