/**
 * 生成各分包薄壳页面（通用模板页，module 参数由注册表驱动）
 * 用法：node scripts/gen-pages.mjs
 */
import fs from 'node:fs'
import path from 'node:path'
import { fileURLToPath } from 'node:url'

const root = path.resolve(path.dirname(fileURLToPath(import.meta.url)), '..')

const BILL_PKGS = [
  'packageBasic', 'packageMaterial', 'packagePurchase', 'packageSales',
  'packageRetail', 'packageWarehouse', 'packageFinance', 'packageProductionLogistics'
]
const REPORT_PKGS = ['packageReport']

const LIST_VUE = `<template>
  <view class="pkg-list-page">
    <BillListView ref="viewRef" :module-key="moduleKey" />
    <!-- 新增入口（P2 写入能力，表单页按 schema 判定是否可编辑） -->
    <view v-if="canCreate" class="fab" @click="goCreate">
      <text class="fab__text">＋</text>
    </view>
  </view>
</template>

<script setup lang="ts">
/**
 * 分包通用列表页壳：注册表 module 参数驱动，挂接页面级生命周期
 */
import { ref, computed } from 'vue'
import { onLoad, onReachBottom, onPullDownRefresh } from '@dcloudio/uni-app'
import BillListView from '@/modules/bill/BillListView.vue'
import { getModule } from '@/modules/registry'
import { getEntitySchema, BILL_ITEM_MODULES } from '@/modules/bill/formSchemas'
import { moduleEditPage } from '@/constants/routes'

const moduleKey = ref('')
const viewRef = ref<InstanceType<typeof BillListView> | null>(null)

const canCreate = computed(() => {
  const m = getModule(moduleKey.value)
  if (!m || m.shape === 'report') return false
  if (m.shape === 'entity') return !!getEntitySchema(m.key)
  return BILL_ITEM_MODULES.has(m.key)
})

onLoad((options) => {
  moduleKey.value = options?.module || ''
})

onReachBottom(() => {
  viewRef.value?.loadMore()
})

onPullDownRefresh(async () => {
  await viewRef.value?.refresh()
  uni.stopPullDownRefresh()
})

function goCreate() {
  const m = getModule(moduleKey.value)
  if (!m) return
  uni.navigateTo({ url: \`\${moduleEditPage(m.pkg)}?module=\${m.key}\` })
}
</script>

<style lang="scss" scoped>
.pkg-list-page {
  position: relative;
}

.fab {
  position: fixed;
  right: 32rpx;
  bottom: calc(64rpx + env(safe-area-inset-bottom));
  width: 96rpx;
  height: 96rpx;
  border-radius: 50%;
  background: #2979ff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8rpx 24rpx rgba(41, 121, 255, 0.35);

  &:active {
    opacity: 0.85;
  }

  &__text {
    color: #fff;
    font-size: 48rpx;
    line-height: 1;
  }
}
</style>
`

const DETAIL_VUE = `<template>
  <BillDetailView :module-key="moduleKey" :record-id="recordId" />
</template>

<script setup lang="ts">
/**
 * 分包通用详情页壳：module + id 参数驱动
 */
import { ref } from 'vue'
import { onLoad } from '@dcloudio/uni-app'
import BillDetailView from '@/modules/bill/BillDetailView.vue'

const moduleKey = ref('')
const recordId = ref('')

onLoad((options) => {
  moduleKey.value = options?.module || ''
  recordId.value = String(options?.id || '')
})
</script>
`

const EDIT_VUE = `<template>
  <BillFormView :module-key="moduleKey" :record-id="recordId" />
</template>

<script setup lang="ts">
/**
 * 分包通用编辑页壳：module + id（可选）参数驱动
 */
import { ref } from 'vue'
import { onLoad } from '@dcloudio/uni-app'
import BillFormView from '@/modules/bill/BillFormView.vue'

const moduleKey = ref('')
const recordId = ref('')

onLoad((options) => {
  moduleKey.value = options?.module || ''
  recordId.value = String(options?.id || '')
})
</script>
`

const REPORT_LIST_VUE = `<template>
  <BillListView ref="viewRef" :module-key="moduleKey" />
</template>

<script setup lang="ts">
/**
 * 报表列表页壳（只读）：module 参数驱动
 */
import { ref } from 'vue'
import { onLoad, onReachBottom, onPullDownRefresh } from '@dcloudio/uni-app'
import BillListView from '@/modules/bill/BillListView.vue'

const moduleKey = ref('')
const viewRef = ref<InstanceType<typeof BillListView> | null>(null)

onLoad((options) => {
  moduleKey.value = options?.module || ''
})

onReachBottom(() => {
  viewRef.value?.loadMore()
})

onPullDownRefresh(async () => {
  await viewRef.value?.refresh()
  uni.stopPullDownRefresh()
})
</script>
`

function write(rel, content) {
  const file = path.join(root, 'src', rel)
  fs.mkdirSync(path.dirname(file), { recursive: true })
  fs.writeFileSync(file, content, 'utf8')
  console.log('generated:', rel)
}

for (const pkg of BILL_PKGS) {
  write(`${pkg}/pages/list.vue`, LIST_VUE)
  write(`${pkg}/pages/detail.vue`, DETAIL_VUE)
  write(`${pkg}/pages/edit.vue`, EDIT_VUE)
}

for (const pkg of REPORT_PKGS) {
  write(`${pkg}/pages/list.vue`, REPORT_LIST_VUE)
}

// pages.json：为列表页开启下拉刷新
const pagesJsonPath = path.join(root, 'src', 'pages.json')
const pagesJson = JSON.parse(fs.readFileSync(pagesJsonPath, 'utf8'))
for (const sub of pagesJson.subPackages) {
  for (const page of sub.pages) {
    if (page.path === 'pages/list') {
      page.style = { ...page.style, enablePullDownRefresh: true }
    }
  }
}
fs.writeFileSync(pagesJsonPath, JSON.stringify(pagesJson, null, 2) + '\n', 'utf8')
console.log('pages.json: enablePullDownRefresh applied to list pages')