<!--
 * @Description:
 * @Autor: renchao
 * @LastEditTime: 2023-09-11 13:52:42
-->
<template>
  <div class="clxx">
    <div class="right">
      <!-- 材料预览 -->
      <div class="clyl-box">
        <div class="menu-tree">
          <el-button
            type="primary"
            native-type="submit"
            @click="viewDetail"
            style="width: 100%; margin-top: 10px" v-if="tableData.length > 0">申请材料目录</el-button>
          <div class="item">
            材料目录({{ tableData.length }})
            <div style="margin-top: 10px">
              <div
                style="
                  text-align: center;
                  line-height: 20px;
                  color: black;
                  font-size: 14px;
                "
                v-if="tableData.length == 0">
                暂无数据
              </div>
              <div
                v-for="(item, index) in tableData"
                :key="item.bsmMaterial"
                :class="['child', treeCheckId == item.bsmMaterial ? 'checked' : '']"
                @click="treeClick(item, index)">
                {{ item.clmc }}
                <span class="cl_number" :key="key" v-if="item.count">({{ item.count }})</span>
                <span class="cl_number" :key="key" v-else>(0)</span>
              </div>
            </div>
          </div>
          <el-button
            type="primary"
            native-type="submit"
            style="width: 100%"
            @click="handleAdd()">新增</el-button>
        </div>
        <image-preview
          ref="imageRef"
          v-if="tableData.length > 0"
          :previewImg="previewImg"
          @updateList="updateList"
          @nextPriview="nextPriview"
          @prevPriview="prevPriview" />
      </div>
    </div>
    <clxxAddDialog v-model="isDialog" />
  </div>
</template>
<script>
  import store from '@/store/index.js'
  import { ywPopupDialog, ywPopupCacel } from "@/utils/popup.js";
  import clxxAddDialog from "./dialog/clxxAddDialog.vue";
  import clxxDetailDialog from "./dialog/clxxDetailDialog.vue";
  import imagePreview from "./dialog/imagePreview.vue";
  import { getCompanyMaterialList, addCompanyMaterial, getFileListByBsmMaterial } from "@/api/company.js";
  export default {
    components: { clxxAddDialog, imagePreview, clxxDetailDialog },
    props: {
      formData: {
        type: Object,
        default: () => {
          return {}
        }
      }
    },
    data () {
      return {
        isDialog: false,
        iclass: "",
        // 材料目录选中
        treeCheckIndex: 0,
        treeCheckId: "",
        key: 0,
        tableData: [],
        previewImg: {
          bsmMaterial: "",
          index: 0,
          selectedIndex: 0,
          imgList: []
        }
      }
    },
    created () {
      this.clmlInitList();
    },
    methods: {
      /**
       * @description: 自动预览
       * @author: renchao
       */
      nextPriview () {
        if (this.treeCheckIndex < this.tableData.length) {
          this.treeCheckIndex++;
          if (this.tableData[this.treeCheckIndex]) {
            this.treeCheckId = this.tableData[this.treeCheckIndex].bsmMaterial;
            // 判断页数
            let ys = this.tableData[this.treeCheckIndex].ys
            this.previewImg.index = 0;
            // 获取材料明细
            if (ys > 0) {
              getFileListByBsmMaterial(this.treeCheckId).then(res => {
                this.previewImg.imgList = res.result ? res.result : []
              })
            } else {
              this.previewImg.imgList = []
            }
            this.previewImg.bsmMaterial = this.tableData[this.treeCheckIndex].bsmMaterial;
          } else {
            this.$message.error('没有最后一张了');
          }
        }
      },
      /**
       * @description: prevPriview
       * @author: renchao
       */
      prevPriview () {
        if (this.treeCheckIndex >= 1) {
          this.treeCheckIndex--;
          this.treeCheckId = this.tableData[this.treeCheckIndex].bsmMaterial;
          // 判断页数
          let ys = this.tableData[this.treeCheckIndex].ys
          if (ys > 0) {
            getFileListByBsmMaterial(this.treeCheckId).then(res => {
              this.previewImg.imgList = res.result ? res.result : []
              this.previewImg.index = this.previewImg.imgList.length - 1;
            })
          } else {
            this.previewImg.imgList = [];
            this.previewImg.index = 0
          }
          this.previewImg.bsmMaterial = this.tableData[this.treeCheckIndex].bsmMaterial;
        } else {
          this.$message.error('没有第一张了');
        }
      },
      /**
       * @description: 材料目录明细初始化
       * @param {*} type
       * @author: renchao
       */
      clmlInitList (type) {
        // 1：列表初始化  2：新增材料
        return new Promise((resolve) => {
          getCompanyMaterialList(this.formData.bsmCompany).then((res) => {
            if (res.code == 200) {
              resolve(res.code);
              if (res.result && res.result.length > 0) {
                this.tableData = res.result;
                if (type == 1) {
                  this.treeClick(this.tableData[0], 0);
                } else {
                  //新增材料后刷新列表焦点置于新增的对象上
                  this.treeClick(
                    this.tableData[this.tableData.length - 1],
                    this.tableData.length - 1
                  );
                }
              }
            } else {
              this.$message.error(res.message);
            }
          })
        })
      },
      /**
       * @description: setChecked
       * @param {*} item
       * @author: renchao
       */
      setChecked (item) {
        this.treeCheckId = item.bsmMaterial;
        this.title = item.sjmc;
        this.titleYs = 1;
        this.titleNum = item.children.length;
        this.previewImg.imgList = item.children;
        this.previewImg.bsmMaterial = item.bsmMaterial;
      },
      /**
       * @description: updateList
       * @param {*} val
       * @author: renchao
       */
      updateList (val) {
        let that = this;
        if (val.children.length != 0) {
          //删除最后一张图片时 val=null
          this.tableData.forEach((item) => {
            if (item.bsmMaterial == val.bsmMaterial) {
              item.count = val.children.length
            }
          });
          this.previewImg.imgList = _.cloneDeep(val.children);
          if (this.previewImg.index == this.previewImg.imgList.length) {
            this.previewImg.index = this.previewImg.index - 1;
          }
          this.key++
        } else {
          this.previewImg.imgList = [];
          this.tableData.forEach((item, index) => {
            if (this.treeCheckId == item.bsmMaterial) {
              item.count = 0;
              that.treeCheckIndex = index;
            }
          })
        }
      },
      /**
       * @description: 添加材料目录
       * @author: renchao
       */
      handleAdd () {
        this.isDialog = true;
      },
      /**
       * @description: 新增弹窗保存
       * @param {*} data
       * @author: renchao
       */
      addSave (data) {
        let obj = {
          bsmCompany: this.formData.bsmCompany,
          clmc: data.clmc,
          cllx: data.cllx
        };
        addCompanyMaterial(obj).then(async (res) => {
          if (res.code == 200) {
            let res = await this.clmlInitList(2);
            if (res == 200)
              this.$message({
                message: "新增成功",
                type: "success"
              })
          }
        })
      },
      /**
       * @description: 材料目录点击选中
       * @param {*} item
       * @param {*} index
       * @author: renchao
       */
      treeClick (item, index) {
        this.previewImg.index = 0;
        this.treeCheckId = item?.bsmMaterial;
        this.treeCheckIndex = index;
        getFileListByBsmMaterial(item.bsmMaterial).then(res => {
          this.previewImg.imgList = res.result ? res.result : []
        })
        this.previewImg.bsmMaterial = item?.bsmMaterial;
      },
      /**
       * @description: 小图片点击
       * @param {*} item
       * @param {*} index
       * @author: renchao
       */
      imgClick (item, index) {
        this.showImg = item;
        this.titleYs = index + 1;
      },
      //查看明细
      viewDetail () {
        store.dispatch("user/reWorkFresh", false);
        ywPopupDialog("申请材料目录", "xxba/components/clxx/dialog/clxxDetailDialog", {
          data: this.tableData,
        }, "60%", true, false)
      },
      //设置tableData
      setTableData (tableData) {
        this.$nextTick((res) => {
          this.tableData = tableData;
        })
      }
    }
  }
</script>
<style scoped lang="scss">
  @import "~@/styles/mixin.scss";
  .active {
    background: $light-blue !important;
    color: #fff;
  }

  .required {
    font-size: 12px;
    color: $pink;
    float: left;
  }

  .cl_number {
    float: right;
  }

  .clxx {
    width: 100%;
    height: 94%;
    display: flex;
    padding-left: 5px;
    .left {
      display: flex;
      flex-direction: column;
      justify-content: space-between;

      .item {
        width: 28px;
        height: 49%;
        @include flex-center;
        background-color: #e4e7ed;
        border-bottom-right-radius: 10px;
        padding: 5px;
        cursor: pointer;
        transition: all 0.3s;

        &:hover {
          @extend .active;
        }
      }
    }

    .right {
      width: 100%;
      height: 100%;

      .clmlmx-box {
        margin: 0 auto;

        .title {
          text-align: center;
          height: 60px;
          line-height: 60px;
          border: 1px solid #dfe6ec;
          font-size: 20px;
          background: #81d3f81a;
          margin-bottom: -1px;
        }
      }

      .clyl-box {
        width: 100%;
        height: 100%;
        display: flex;

        .menu-tree {
          width: 20%;
          min-width: 160px;
          height: 100%;
          margin-right: 10px;
          border-right: 1px dotted #d9d9d9;
          padding: 0 15px;

          .item {
            line-height: 30px;
            padding-top: 5px;
            border-bottom: 1px solid #e8e8e8;
            font-size: 16px;
            text-align: center;
            color: $light-blue;

            .itemIcon {
              float: right;
              line-height: 60px;
              cursor: pointer;
            }

            .child {
              line-height: 32px;
              border-bottom: 1px solid #e8e8e8;
              padding-left: 10px;
              color: #6b6b6b;
              cursor: pointer;
              box-sizing: border-box;
              border-radius: 6px;
              line-height: 20px;
              transition: all 0.3s;
              padding: 8px 0;
            }

            .child:hover {
              color: $light-blue;
              transform: scale(1.1);
            }

            .checked {
              border: 1px solid $light-blue;
              color: $light-blue;
            }
          }
        }

        .clyl-img {
          width: 75%;
          height: 100%;
          background: #f3f4f7;
          margin: 0 auto;
          position: relative;
        }
      }
    }
  }
</style>