<template>
    <div>
        <crumbs title="版本信息维护">
            <el-form :inline="true" class="demo-form-inline">
                <el-form-item label="查询版本号：">
                    <el-input size="mini" v-model="filter.name" placeholder="输入版本号"></el-input>
                </el-form-item>
                <el-form-item>
                    <el-button size="mini" @click="filterDatas">确认</el-button>
                    <!-- <router-link to="/admin/LT-YXSJWH-TJBBXX" style="margin:0 10px">
                        <el-button size="mini" type="warning">添加版本信息</el-button>
                    </router-link> -->
                    <el-button size="mini" type="warning" style="margin:0 10px" @click="addVersion">添加版本信息</el-button>
                </el-form-item>
            </el-form>
        </crumbs>
        <div class="contents">
            <el-table :data="list"
                      border
                      style="width: 100%">
                <el-table-column
                        type="index"
                        :index="indexMethod"
                        label="编号"
                        width="60">
                </el-table-column>
                <el-table-column
                        prop="gmtCreate"
                        label="操作时间"
                        :show-overflow-tooltip="true">
                </el-table-column>
                <el-table-column
                        prop="name"
                        label="版本号"
                        show-overflow-tooltip>
                </el-table-column>
                <el-table-column
                        prop="refreshTime"
                        label="版本时间">
                </el-table-column>
                <el-table-column
                        prop="modifierid"
                        label="操作人">
                </el-table-column>
                <el-table-column
                        label="操作">
                    <template slot-scope="scope">
                        <el-button type="text" size="small" :class="{forbid:scope.row.id != canModiId}" @click="scope.row.id ==canModiId?toEditVersion(scope.row,false):''">修改</el-button>
                        <span style="margin:0 3px;">|</span>
                        <el-button type="text" size="small" :class="{forbid:scope.row.id != canModiId}" @click="scope.row.id ==canModiId?toEditVersion(scope.row,true):''">复制</el-button>
                    </template>
                </el-table-column>
                <el-table-column
                        label="详情">
                    <template slot-scope="scope">
                        <el-button type="text" size="small" @click="getDetail(scope.row)">详情</el-button>
                    </template>
                </el-table-column>
            </el-table>
            <el-pagination v-if="total>pageSize"
                           :current-page.sync="currentPage"
                           @current-change="currentChange"
                           background
                           :page-size="pageSize"
                           layout="total,prev, pager, next, jumper"
                           :total="total">
            </el-pagination>
        </div>

    </div>
</template>

<script>
  import api from '@api/icss.js';

  export default {
    name: 'VersionInfo',
    data: function () {
      return {
        list: [],
        cacheData: {},
        currentPage: 1,
        pageSize: 10,
        total: 0,
        searched: false,
        filter: {
          name: ''
        },
        canModiId:null, //标识列表中的第一个可修改和复制项，区分分页和搜索
        flag:true
      }
    },
    created() {
      this.getDataList();
    },
    watch: {
      'filter': {
        handler: function () {
          this.searched = false;
        },
        deep: true
      }
    },
    beforeRouteEnter(to, from, next) {
      next(vm => {
        //const pm = to.param;
        Object.assign(vm, to.params);
      })
    },
    methods: {
      addVersion(){
        // 添加版本信息
        const pam = this.searched ? {
          currentPage: this.currentPage,
          filter: this.filter
        } : {currentPage: this.currentPage};
        this.$router.push({
          name:'AddVersion',
          params: pam
        })
      },
      toEditVersion(row,flag){
        const pam = this.searched ? {
          currentPage: this.currentPage,
          filter: this.filter
        } : {currentPage: this.currentPage};
        this.$router.push({
          name:'AddVersion',
          params: Object.assign(pam, {info: row, copy: flag})
        })
      },
      filterDatas(){
        this.currentPage = 1;
        this.getDataList();
      },
      getDataList(isTurnPage) {
        const param = this.getFilterItems(isTurnPage);
        this.searched = true;
        api.versionInfo(param).then((res) => {
          if (res.data.code == '0') {
            const data = res.data.data;
            this.list = data.records;
            this.cacheData[param.current] = data.records;
            this.total = data.total;
            if(this.flag){
              this.canModiId = this.list[0].id;
            }
            this.flag = false;
          }
        }).catch((error) => {
          console.log(error);
        });
      },
      getDetail(item) {//详情页内不能修改明细 4-11
        // let isFirst = item.id==this.list[0].id?true:false;
        let isFirst = false;
        this.$router.push({name:'VersionDetail', params:{info:item,isFirst}});
      },
      getFilterItems(isTurnPage) {
        //翻页时筛选条件没点确定则清空
        if(isTurnPage&&!this.searched){
          this.filter.name='';
        };
        const param = {
          name: this.filter.name,
          current: this.currentPage,
          size: this.pageSize
        };
        return param;
      },
      indexMethod(index) {
        return ((this.currentPage - 1) * this.pageSize) + index + 1;
      },
      currentChange(next) {
        this.currentPage = next;
        if (this.cacheData[next]) {       //如果已请求过该页数据，则使用缓存不重复请求
          this.list = this.cacheData[next];
        } else {
          this.getDataList(true);
        }
      }
    }
  }
</script>

<style lang="less" scoped>
    @import "../../less/admin.less";
    .delete{
      color: red !important;
    }
    .forbid{
      color: #BFBFBF !important;
    }
</style>