<template>
  <view class="u-wrap">
    <view class="serch">
      <!-- <uni-search-bar class="flex1" placeholder="请输入菜单名称" @confirm="search" @input="input" cancelButton="none"
				@clear="clearfilterlist">
			</uni-search-bar> -->
      <u-search placeholder="请输入菜单名称" v-model="serchval" bg-color="rgb(132,195,255)" shape="square" color="white" input-align="center" placeholder-color="white" :action-style="{ color: 'white' }" @search="search" :input-style="{ 'font-size': '30rpx' }" @clear="clearfilterlist"></u-search>
      <!-- <button class="mini-btn" type="primary" size="mini" style="margin-right: 15rpx; font-size: 16px" @click="search">搜索</button> -->
    </view>

    <view class="item-container" style="align-items: center; width: 100%">
      <view class="thumb-box" v-for="(item1, index1) in filterList" :key="index1" @click="openCheck(item1.path)" style="text-align: center">
        <view class="" style="position: relative">
          <image class="item-menu-image" :src="'/static/menus/' + item1.componentName" mode=""> </image>
          <view class="">
            <text class="item-menu-name">{{ item1.name }}</text>
          </view>
        </view>
      </view>
      <view v-if="serchval.length > 0 && nomore == true" class="nomore" style="width: 100%; justify-content: center; margin: 20rpx">
        <text style="font-size: 35rpx">暂无数据</text>
      </view>
    </view>

    <view class="u-menu-wrap">
      <scroll-view scroll-y scroll-with-animation class="u-tab-view menu-scroll-view" :scroll-top="scrollTop" :scroll-into-view="itemId">
        <view v-for="(item, index) in tabbar" :key="index" class="u-tab-item" :class="[current == index ? 'u-tab-item-active' : '']" @tap.stop="swichMenu(index)">
          <text class="u-line-1">{{ item.name }}</text>
        </view>
      </scroll-view>
      <scroll-view :scroll-top="scrollRightTop" scroll-y scroll-with-animation class="right-box" @scroll="rightScroll">
        <view class="page-view" style="padding-bottom: 100rpx">
          <view class="class-item" :id="'item' + index" v-for="(item, index) in tabbar" :key="index">
            <view class="item-title">
              <text>{{ item.name }}</text>
            </view>
            <view class="item-container">
              <view class="thumb-box" v-for="(item1, index1) in item.children" :key="index1" @click="openCheck(item1.path)">
                <view class="" style="position: relative">
                  <!-- 	<u-badge  class="item-menu-badge" v-if="item1.count>0" type="error" :count="item1.count" :offset="position"
										:showZero="false"></u-badge> -->
                  <text class="item-menu-badge" v-if="item1.count > 0">{{ item1.count > 9 ? '9+' : item1.count }}</text>

                  <image v-if="item1.componentName == ''" class="item-menu-image" src="/static/menus/default.svg" mode=""> </image>
                  <image v-else class="item-menu-image" :src="'/static/menus/' + item1.componentName" mode=""> </image>

                  <view class="">
                    <text class="item-menu-name">{{ item1.name }}</text>
                  </view>
                </view>
              </view>
            </view>
          </view>
        </view>
      </scroll-view>
    </view>
    <com-message ref="comMessageRef" />
  </view>
</template>

<script setup lang="ts">
import { ref, getCurrentInstance, nextTick } from 'vue'
import { onLoad, onShow, onNavigationBarButtonTap, onReady, onBackPress, onReachBottom, onPullDownRefresh, onHide, onUnload } from '@dcloudio/uni-app'
import { getDictionaryItem, getPackageUnitList, getMainMessage, getSwitchByCode } from '@/api/request2.js'
import { useCountStore } from '@/store'
// 获取自定义的store
const store = useCountStore()
const { proxy } = getCurrentInstance()
const title = ref('WMS仓库管理系统')
const scrollTop = ref(0) // tab标题的滚动条位置
const oldScrollTop = ref(0)
const current = ref(0) // 预设当前项的值
const menuHeight = ref(0) // 左边菜单的高度
const menuItemHeight = ref(0) // 左边菜单item的高度
const itemId = ref('') // 栏目右边scroll-view用于滚动的id
const tabbar = ref([])
const menuItemPos = ref([])
const arr = ref([])
const scrollRightTop = ref(0) // 右边栏目scroll-view的滚动条高度
const timer = ref(null) // 定时器
const timer1 = ref(null) // 定时器
const forcedLogin = ref(false)
const count = ref(1)
const position = ref([-10, -10])
const menusCount = ref({})
const filterList = ref([])
const serchval = ref('')
const nomore = ref(false)
// const keyword = ref('')
const comMessageRef = ref()
onLoad(() => {
  if (uni.getStorageSync('hasLogin')) {
    proxy.$modal.loading('正在获取菜单­....')
    store
      .GetPermissionInfo()
      .then((res) => {
        uni.hideLoading()
        if (res.menus.length > 0) {
          const menus = res.menus.filter((item) => item.name == 'PDA菜单管理')
          if (menus != undefined && menus.length > 0) {
            const tab = menus[0].children.filter((res) => res.visible == true)
            tab.forEach((res) => {
              for (let i = 0; i < res.children.length; i++) {
                if (res.children[i].visible == false) {
                  res.children.splice(i, 1)
                }
              }
            })
            tabbar.value = tab
            let i = 0
            tabbar.value.forEach((res) => {
              res.children.forEach((res) => {
                i++
              })
            })
            getDictory()
            timerRefresh()
          } else {
            showMessage('获取菜单失败')
          }
        }
      })
      .catch((error) => {
        uni.hideLoading()
        showMessage(error)
      })
  }
})
onReady(() => {
  if (uni.getStorageSync('hasLogin')) {
    getMenuItemTop()
  }
})
onHide(() => {
  stopRefresh()
})
onShow(() => {
  if (uni.getStorageSync('hasLogin') == null || uni.getStorageSync('hasLogin') == false) {
    uni.showModal({
      title: '未登录',
      content: '您未登录 , 需要登录后才能继续', // 如果需要强制登录，不显示取消按钮
      showCancel: !forcedLogin.value,
      success: (res) => {
        if (res.confirm) {
          // 如果需要强制登录，使用reLanch方式
          if (forcedLogin.value) {
            uni.reLaunch({
              url: '../login/index'
            })
          } else {
            uni.navigateTo({
              url: '../login/index'
            })
          }
        }
      }
    })
  } else {
    timerRefresh()
  }
})
onUnload(() => {
  stopRefresh()
})

const timerRefresh = () => {
  handleGetMainMessage()
  stopRefresh()
  timer1.value = setInterval(function () {
    handleGetMainMessage()
  }, 1000 * 60)
}
const stopRefresh = () => {
  if (timer1.value) {
    clearInterval(timer1.value)
    timer1.value = null
  }
}
const handleGetMainMessage = () => {
  getMainMessage()
    .then((res) => {
      menusCount.value = res.data
      tabbar.value.forEach((item) => {
        item.children.forEach((rightItem) => {
          const count1 = menusCount.value[rightItem.component]
          if (count1 != undefined) {
            rightItem.count = count1
          }
        })
      })
    })
    .catch((res) => {
      console.log('获取消息失败', res)
    })
}

const findList = (tab) => {
  let res = null
  for (let i = 0; i < tab.length; i++) {
    if (tab[i].visible === true) {
      res = tab[i]
      return tab[i]
    }
    if (tab[i].children && tab[i].children.length > 0) {
      res = findList(tab[i].children)
    }
    if (res) break
  }
  return res
}
// 点击左边的栏目切换
const swichMenu = async (index) => {
  if (arr.value.length == 0) {
    await getMenuItemTop()
  }
  if (index == current.value) return
  scrollRightTop.value = oldScrollTop.value
  nextTick(function () {
    scrollRightTop.value = arr.value[index]
    current.value = index
    leftMenuStatus(index)
  })
}
// 获取一个目标元素的高度
const getElRect = (elClass, dataVal) => {
  new Promise((resolve, reject) => {
    const query = uni.createSelectorQuery()
    query
      .select(`.${elClass}`)
      .fields(
        {
          size: true
        },
        (res) => {
          // 如果节点尚未生成，res值为null，循环调用执行
          if (!res) {
            setTimeout(() => {
              getElRect(elClass)
            }, 10)
            return
          }
          if (dataVal == 'menuHeight') {
            menuHeight.value = res.height
          } else if (dataVal == 'menuItemHeight') {
            menuItemHeight.value = res.height
          }
          // this[dataVal] = res.height
          resolve()
        }
      )
      .exec()
  })
}
// 观测元素相交状态
// const observer = async () => {
//   // tabbar.value.map((val, index) => {
//   //   const observer = uni.createIntersectionObserver(this)
//   //   // 检测右边scroll-view的id为itemxx的元素与right-box的相交状态
//   //   // 如果跟.right-box底部相交，就动态设置左边栏目的活动状态
//   //   observer
//   //     .relativeTo('.right-box', {
//   //       top: 0
//   //     })
//   //     .observe(`#item${index}`, (res) => {
//   //       if (res.intersectionRatio > 0) {
//   //         const id = res.id.substring(4)
//   //         this.leftMenuStatus(id)
//   //       }
//   //     })
//   // })
// }
// 设置左边菜单的滚动状态
const leftMenuStatus = async (index) => {
  current.value = index
  // 如果为0，意味着尚未初始化
  if (menuHeight.value == 0 || menuItemHeight.value == 0) {
    await getElRect('menu-scroll-view', 'menuHeight')
    await getElRect('u-tab-item', 'menuItemHeight')
  }
  // 将菜单活动item垂直居中
  scrollTop.value = index * menuItemHeight.value + menuItemHeight.value / 2 - menuHeight.value / 2
}
// 获取右边菜单每个item到顶部的距离
const getMenuItemTop = () => {
  new Promise((resolve) => {
    const selectorQuery = uni.createSelectorQuery()
    selectorQuery
      .selectAll('.class-item')
      .boundingClientRect((rects) => {
        // 如果节点尚未生成，rects值为[](因为用selectAll，所以返回的是数组)，循环调用执行
        if (!rects.length) {
          setTimeout(() => {
            getMenuItemTop()
          }, 10)
          return
        }
        rects.forEach((rect) => {
          // 这里减去rects[0].top，是因为第一项顶部可能不是贴到导航栏(比如有个搜索框的情况)
          arr.value.push(rect.top - rects[0].top)
          resolve()
        })
      })
      .exec()
  })
}
// 右边菜单滚动
const rightScroll = async (e) => {
  oldScrollTop.value = e.detail.scrollTop
  if (arr.value.length == 0) {
    await getMenuItemTop()
  }
  if (timer.value) return
  if (!menuHeight.value) {
    await getElRect('menu-scroll-view', 'menuHeight')
  }
  setTimeout(() => {
    // 节流
    timer.value = null
    // scrollHeight为右边菜单垂直中点位置
    const scrollHeight = e.detail.scrollTop + 20
    for (let i = 0; i < arr.value.length; i++) {
      const height1 = arr.value[i]
      const height2 = arr.value[i + 1]
      // 如果不存在height2，意味着数据循环已经到了最后一个，设置左边菜单为最后一项即可

      if (!height2 || (scrollHeight >= height1 && scrollHeight < height2)) {
        leftMenuStatus(i)
        return
      }
    }
  }, 10)
}
const getDictory = () => {
  const params = {
    types: ['job_status', 'location_type', 'item_status', 'item_type', 'uom', 'inventory_status', 'container_type', 'pack_unit', 'unplanned_receipt_reason', 'unplanned_issue_reason', 'scrap_reason', 'inspect_failed_reason', 'request_status', 'inspect_type', 'next_action', 'sample_method', 'transfer_mode', 'count_stage', 'inspect_result', 'area_type']
  }
  getDictionaryItem(params)
    .then((res) => {
      if (res.data.length > 0) {
        uni.setStorageSync('dictionary', res.data)
      }
    })
    .catch((res) => {
      console.log('获取字典失败', res)
    })

  const unitparams = {
    filters: [],
    pageNo: 1,
    pageSize: 100
  }
  getPackageUnitList(unitparams)
    .then((unitres) => {
      if (unitres.data.list.length > 0) {
        uni.setStorageSync('packunit', unitres.data.list)
      }
    })
    .catch((res) => {
      console.log('包装规格获取失败', res)
    })

  const switchCode = 'FgPutawayLocationCodeValidate,SemiPutawayLocationCodeValidate,PurchasePutawayToLocationCodeValidate,IssueToLocationCodeValidate'

  getSwitchByCode(switchCode)
    .then((res) => {
      uni.setStorageSync('switch', res.data)
    })
    .catch((error) => {})
}

const openCheck = (url) => {
  uni.navigateTo({
    url: `/${url}`
  })
  filterList.value = []
}
const showMessage = (message) => {
  comMessageRef.value.showMessage(message, (res) => {
    if (res) {
    }
  })
}
const search = () => {
  filterList.value = []
  nomore.value = false
  if (serchval.value.length !== 0) {
    tabbar.value.forEach((v) => {
      v.children.forEach((i) => {
        if (i.name.indexOf(serchval.value) !== -1) {
          // console.log("dddd", i)
          filterList.value.push(i)
        }
      })
    })
    if (filterList.value == 0) {
      nomore.value = true
    }
  }
}
const clearfilterlist = () => {
  filterList.value = []
}
const input = (v) => {
  serchval.value = v
  nomore.value = false
  if (serchval.value == '') {
    clearfilterlist()
  }
}
</script>

<style lang="scss" scoped>
.u-wrap {
  height: calc(100vh);
  /* #ifdef H5 */
  height: calc(100vh - var(--window-top));
  /* #endif */
  display: flex;
  flex-direction: column;
  background: #ebeef0;
}

.u-search-box {
  padding: 18rpx 30rpx;
}

.u-menu-wrap {
  flex: 1;
  display: flex;
  overflow: hidden;
}

.u-search-inner {
  background-color: rgb(234, 234, 234);
  border-radius: 100rpx;
  display: flex;
  align-items: center;
  padding: 10rpx 16rpx;
}

.u-search-text {
  font-size: 26rpx;
  color: $u-tips-color;
  margin-left: 10rpx;
}

.u-tab-view {
  width: 180rpx;
  height: 100%;
}

.u-tab-item {
  height: 110rpx;
  background: #ebeef0;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28rpx;
  color: #444;
  font-weight: 400;
  line-height: 1;
}

.u-tab-item-active {
  position: relative;
  color: #000;
  font-size: 28rpx;
  font-weight: 600;
  background: #fff;
}

.u-tab-item-active::before {
  content: '';
  position: absolute;
  border-left: 4px solid $u-type-primary;
  height: 100%;
  left: 0;
  top: 0rpx;
}

.u-tab-view {
  height: 100%;
}

.right-box {
  background-color: #f5f5f5;
}

.page-view {
  padding: 16rpx;
}

.class-item {
  margin-bottom: 20rpx;
  background-color: #fff;
  padding: 16rpx;
  border-radius: 8rpx;
}

.class-item:last-child {
  min-height: 100vh;
}

.item-title {
  font-size: 32rpx;
  color: $u-main-color;
  font-weight: bold;
}

.item-menu-name {
  font-weight: normal;
  font-size: 28rpx;
  color: #787e84;
  width: 120rpx;
  // word-wrap: break-word;
  // word-break: break-all;
  // white-space: pre-wrap;
}

.item-container {
  display: flex;
  flex-wrap: wrap;
}

.thumb-box {
  width: 33.333333%;
  display: flex;
  align-items: center;
  // justify-content: center;
  flex-direction: column;
  margin-top: 10rpx;
  margin-bottom: 10rpx;
  text-align: center;
}

.item-menu-image {
  width: 32px;
  height: 32px;
}

.item-menu-badge {
  width: 36rpx;
  height: 36rpx;
  align-items: center;
  // top: -5px;
  // right: -5px;
  font-size: 0.6rem;
  background-color: #fa3534;
  position: absolute;
  right: 0;
  color: #fff;
  text-align: center;
  line-height: 36rpx;
  border-radius: 50%;
}

.serch {
  width: 100%;
  display: flex;
  /* 	height: 130upx; */
  align-items: center;
  background: #3c9cff;
  padding: 0px 20rpx 20rpx;
}

.flex1 {
  flex: 1;
  font-size: 18px;
}

.menu {
  width: 100%;
}

.nomore {
  font-size: 30rpx;
  color: #666;
  text-align: center;
  align-items: center;
}
</style>
