const test = require('node:test')
const assert = require('node:assert/strict')
const fs = require('node:fs')
const path = require('node:path')

const root = path.resolve(__dirname, '../..')
const read = file => fs.readFileSync(path.join(root, file), 'utf8')

const pay = read('inc/helpers/aksrt-pay.php')
const resource = read('inc/helpers/aksrt-resource.php')
const list = read('src/Admin/Native/PostListEnhance.php')
const domain = read('src/Core/DomainModel.php')

test('sales count has a single read path that adds the 销量浮动', () => {
  // 展示销量只有一个口径：真实订单 + 后台「销量浮动」(pay_count)。
  // 此前各调用点各自拼 virtual_sales / sales_volume，pay_count 写进去却没人读。
  assert.match(pay, /function aksrt_get_content_sales_count\(/)
  assert.match(pay, /RESOURCE_SALES_VOLUME_KEY/)
  assert.match(pay, /\$pay_meta\['pay_count'\]/)
  // 两部分都必须下限为 0，避免负的浮动把销量拉成负数。
  assert.match(pay, /max\(0, \$real \+ \$float\)/)
})

test('every sales_count producer goes through that read path', () => {
  // 内容帖、资源帖、付费墙、付费盒四处不得再各自拼装销量。
  assert.match(pay, /'sales_count'\s*=>\s*\$show_sales \? aksrt_get_content_sales_count\(\$p, \$pay_meta\) : 0/)
  assert.match(resource, /'sales_count'\s*=>\s*\$show_sales \? aksrt_get_content_sales_count\(\$p, \$pay_meta\) : 0/)
  assert.match(pay, /\$sales = aksrt_get_content_sales_count\(\$post, \$meta\)/)

  // 不得再出现按 virtual_sales 现拼销量的旧写法。
  assert.doesNotMatch(pay, /\$sales\s*=\s*max\(0, \(int\) \(\$meta\['virtual_sales'\] \?\? 0\)\);/)
  assert.doesNotMatch(pay, /\$virtual_sales \+ max\(0, \$sales_volume, \$download_count\)/)
  assert.doesNotMatch(resource, /\$virtual_sales \+ max\(0, max\(\$download_count, \$legacy_download_count\)\)/)
})

test('pay_count is declared, sanitized and consumed end to end', () => {
  // 删掉任何一段，这个字段就又变成「设了不生效」的摆设。
  assert.match(domain, /'pay_count'\s*=>\s*0/, 'default value exists')
  assert.match(domain, /\$meta\['pay_count'\]\s*=\s*\(int\)/, 'sanitize exists')

  // 后台两个入口都写这个键：资源 metabox 与文章列表快捷/批量编辑。
  assert.match(read('src/Core/ResourceMetaBox.php'), /'pay_count'/)
  assert.match(list, /case 'pay_count':/)

  // 快捷编辑按整数运算，与读取口径的 max(0,(int)) 一致。
  const branch = list.slice(list.indexOf("case 'pay_count':"), list.indexOf('case \'price\':'))
  assert.match(branch, /apply_operation/)
  assert.match(branch, /max\(0, \(int\) \$new\)/)
})

test('the admin sales column shows 真实 + 浮动, not the raw meta', () => {
  // 列表列与前台同一口径：真实订单 + pay_count，否则后台与前台数字不一致。
  assert.match(list, /\$sales_volume = max\(\$real_sales, \$meta_sales\) \+ max\(0, \(int\) \(\$pay_meta\['pay_count'\] \?\? 0\)\)/)
  // 真实销量取订单表统计，不能只有 meta 副本。
  assert.match(list, /\$real_sales   = \$this->real_sales_count\(\$post_id\)/)
})