<template>
  <section class="selectGridMember">
    <div class="header-middle">
      <div class="hint">
        <span v-for="(item, index) in selectGridPath" :key="index"><span v-if="index" style="margin:0 4px;">/</span><span
            style="color:#3F8DF5" @click="girdNameClick(item, index)">{{ item.girdName }}</span></span>
      </div>
      <div class="cards" v-for="(item, index) in treeList" :key="item.id" @click="itemClick(item)">
        <div class="imges">
          <img src="./components/img/xzh.png" alt="" class="imgselect" v-if="item.isChecked" @click.stop="girdClick(item, index)"/>
          <img src="./components/img/xz.png" alt="" class="imgselect" v-else @click.stop="girdClick(item, index)"/>
          <img src="./components/img/gird--select-icon.png" alt="" class="avatras"/>
        </div>
        <div class="rightes">
          <div class="applicationNames">{{ item.girdName }}</div>
          <img src="./components/img/right-icon.png" alt="" class="imgs"/>
        </div>
      </div>
      <div class="userCards" v-for="(e, index) in userList" :key="e.id">
        <div class="imges">
          <img src="./components/img/xzh.png" alt="" class="imgselect" v-if="e.isChecked" @click="userClick(e, index)"/>
          <img src="./components/img/xz.png" alt="" class="imgselect" v-else @click="userClick(e, index)"/>
          <img src="./components/img/tx@2x.png" alt="" class="avatras"/>
        </div>
        <div class="rights fill">
          <div class="applicationNames" v-text="e.name"/>
          <div class="idNumbers">{{ e.phone }}</div>
        </div>
      </div>
      <AiEmpty description="暂无数据" v-if="!hasData"/>
    </div>
    <div class="subBtn" @click="submit">
      <div>确定选择</div>
    </div>
  </section>
</template>

<script>
export default {
  name: "selectGridMember",
  appName: "选择人员(网格成员)",
  data() {
    return {
      selected: {},
      allData: null,
      treeList: [],
      selectGridPath: [],
      userList: [],
    }
  },
  computed: {
    hasData() {
      return this.treeList?.length > 0 || this.userList?.length > 0
    }
  },
  onLoad() {
    this.selected.id = this.$route.query.id
    this.getAllGrids()
  },
  onShow() {
    document.title = '选择人员'
  },
  methods: {
    getAllGrids() {
      this.$http.post('/app/appgirdinfo/listByInfo').then((res) => {
        if (res?.data) {
          let parents = res.data.map(e => e.parentGirdId)
          this.allData = res.data.map(e => ({...e, hasChildren: parents.includes(e.id)}))
          this.gridInit()
        }
      })
    },
    gridInit() {
      this.treeList = this.allData.filter(e => !e.parentGirdId)
      this.selectGridPath = [{girdName: "可选范围", id: ''}]
    },
    itemClick({id, girdName}) {
      this.selectGridPath.push({girdName, id})
      this.getGridsAndUsersByParent(id)
    },

    getGridsAndUsersByParent(id) {
      this.treeList = this.allData.filter(e => e.parentGirdId == id)
      this.userList = []
      this.$http.post(`/app/appgirdmemberinfo/listByGirdIdByThree?girdId=${id}`).then((res) => {
        if (res?.data) {
          this.userList = res.data.map(e => ({...e, isChecked: e.id == this.selected.id}))
        }
      })
    },
    girdNameClick(row, index) {
      this.userList = []
      if (!index) { //第一级别
        this.gridInit()
      } else {
        let length = this.selectGridPath.length - index
        this.selectGridPath.splice(index, length)
        this.getGridsAndUsersByParent(row.id)
      }
    },
    girdClick(row, index) {
      if (this.treeList[index].isChecked) {//取消
        this.treeList[index].isChecked = false
        this.selected = {}
      } else {
        this.treeList.map((item, i) => {
          item.isChecked = index == i
        })
        this.selected = {...row, kind: "grid"}
      }
      this.$forceUpdate()
    },

    userClick(row, index) {
      if (this.userList[index].isChecked) {//取消
        this.userList[index].isChecked = false
        this.selected = {}
      } else {
        this.userList.map((item, i) => {
          item.isChecked = index == i
        })
        this.selected = {...row, kind: "user"}
      }
      this.$forceUpdate()
    },

    submit() {
      if (this.selected.id != null) {
        uni.navigateBack({
          success: () => {
            uni.$emit("pagePicker:custom", this.selected)
          }
        })
      } else {
        return this.$u.toast('请选择网格或网格员')
      }
    },
  }
}
</script>

<style lang="scss" scoped>
.selectGridMember {
  height: 100%;
  background: #fff;

  .header-top {
    background: #fff;
    padding: 20px 32px;
  }

  .header-middle {
    padding-bottom: 140px;

    .hint {
      padding: 28px 20px 28px 32px;
      line-height: 56px;
      box-shadow: 0 1px 0 0 #e4e5e6;
      font-size: 30px;
      font-weight: 500;
       word-break: break-all;
    }

    .empty-div {
      height: 16px;
      background: #f5f5f5;
    }

    .cards {
      display: flex;
      align-items: center;
      height: 120px;
      line-height: 120px;
      padding: 0 0 0 32px;

      .imges {
        display: flex;
        align-items: center;

        .imgselect {
          width: 48px;
          height: 48px;
          vertical-align: middle;
        }

        .avatras {
          width: 74px;
          height: 74px;
          border-radius: 8px;
          margin-left: 36px;
        }
      }

      img {
        width: 74px;
        height: 74px;
        border-radius: 8px;
      }

      .rightes {
        width: calc(100% - 160px);
        display: flex;
        align-items: center;
        margin-left: 32px;
        border-bottom: 1px solid #e4e5e6;

        .applicationNames {
          flex: 1;
          min-width: 0;
          font-size: 36px;
          font-weight: 500;
          color: #333333;
          overflow: hidden;
          white-space: nowrap;
          text-overflow: ellipsis;
        }

        .imgs {
          width: 40px;
          height: 40px;
          margin-right: 20px;
        }
      }
    }

    .userCards {
      display: flex;
      align-items: center;
      height: 120px;
      line-height: 120px;
      padding: 0 0 0 32px;

      .imges {
        display: flex;
        align-items: center;

        .imgselect {
          width: 48px;
          height: 48px;
        }

        .avatras {
          width: 74px;
          height: 74px;
          border-radius: 8px;
          margin-left: 36px;
        }
      }

      .rights {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-left: 32px;
        border-bottom: 1px solid #e4e5e6;
        padding-right: 40px;
        height: inherit;

        .applicationNames {
          font-size: 36px;
          font-weight: 500;
          color: #333333;
          overflow: hidden;
          white-space: nowrap;
          text-overflow: ellipsis;
        }

        .idNumbers {
          color: #666;
        }
      }
    }
  }

  .subBtn {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 118px;
    background: #f4f8fb;

    div {
      width: 192px;
      height: 80px;
      line-height: 80px;
      text-align: center;
      background: #1365dd;
      border-radius: 4px;
      font-size: 32px;
      color: #fff;
      margin: 20px 34px 0 0;
      float: right;
    }
  }
}
</style>
