增加介绍文档

明梦爽

2022-03-23 cae892f7fa165fadbf0c4e8928846f715cda7a88

 src/components/Administrator/Main.vue

@@ -1,24 +1,44 @@
<template>
  <div>
     <div class="block">
      <el-cascader
        v-model="value"
        :options="options"
        clearable
        filterable
        @change="handleChange">
      </el-cascader>
    </div>
    <!-- 级联选择器 -->
    <el-row class="block">
      <el-col :span="4">
        <el-cascader
          v-model="value"
          :options="options"
          clearable
          filterable
          :getCheckedNodes="true"
          @change="handleChange">
        </el-cascader>
      </el-col>
    </el-row>
    <div>
      <el-card class="box-card">
        <el-button class="add" type="success" icon="el-icon-plus" @click="goEdit()">点击在该列表下添加一条新闻</el-button>
        <el-table :data="tableData" border style="width: 100%" :header-cell-style="{textAlign: 'center'}" :cell-style="{ textAlign: 'center' }"
        <el-row :gutter="40">
          <el-col :span="4">
            <!-- 添加新闻按钮 -->
            <el-button el-button class="add" type="success" icon="el-icon-plus" @click="goEdit(newsCategoryId)">点击在该列表下添加一条新闻</el-button>
          </el-col>
          <el-col :span="10">
            <!-- 新闻搜索 -->
            <el-input clearable placeholder="请输入所要查询的新闻标题" v-model="search" class="input-with-select">
            </el-input>
          </el-col>
        </el-row>
        <!-- 新闻表格区域 -->
        <el-table 
          :data="tableData.filter(data => !search || data.title.toLowerCase().includes(search.toLowerCase()))"
          border 
          style="width: 100%" 
          :header-cell-style="{textAlign: 'center'}" 
          :cell-style="{ textAlign: 'center' }"
        >
          <!-- :header-cell-style="{textAlign: 'center'}"设置头部居中： -->
          <!-- :cell-style="{ textAlign: 'center' }"设置整个表格内容水平居中： -->
          <!-- 问题：怎么获取数组中每个对象的key值（每条新闻的id）?
               解决：通过作用域插槽 slot-scope 获取每个对象 -->
          <el-table-column type="index"></el-table-column>
          <el-table-column type="index" label="序号" width="50">
            <template slot-scope="scope">
              <span>{{ (currentPage-1)*pageSize+scope.$index+1 }}</span>
            </template>
          </el-table-column>
          <el-table-column prop="releaseTime" label="日期" width="" >
          </el-table-column>
          <el-table-column prop="title" label="新闻标题" width="">
@@ -30,51 +50,84 @@
              <!-- {{ scope.row.id }} -->
              <div>
                <el-button type="success" @click="look(scope.row.id)">查看</el-button>
                <el-button type="warning" @click="amend(scope.row.id)">修改</el-button>&nbsp
                <el-popconfirm
                  confirm-button-text='是的'
                  cancel-button-text='取消'
                  icon="el-icon-info"
                  icon-color="red"
                  title="确定删除该条新闻？"
                >
                  <el-button slot="reference">删除</el-button>
                </el-popconfirm>
                <el-button type="warning" @click="showEditDialog(scope.row.id)">修改</el-button>
                <el-button type="info" @click="deleteNews(scope.row.id)">删除</el-button>
              </div>
            </template>
            
          </el-table-column>
        </el-table>
        <!-- 分页 -->
        <div>
          <!-- 获取新闻列表分页 -->
          <div>
            <el-pagination
              @size-change="handleSizeChange"
              @current-change="handleCurrentChange"
              :current-page="currentPage"
              :page-sizes="[3,6,12, 18,]"
              :page-sizes="[6,12, 18,]"
              :page-size="100"
              layout="total, sizes, prev, pager, next, jumper"
              :total="total">
            </el-pagination>
          </div>
        </div>
      </el-card>
      <!-- 修改新闻的对话框 -->
      <el-dialog
        title="修改新闻"
        :visible.sync="editDialogVisible"
        width="50%"
        :before-close="handleClose">
        <!-- rules表单验证规则，ref当前表单的验证对象 -->
        <el-form ref="editFormRef" :model="editForm"  label-width="80px" status-icon>
          <el-form-item label="id:">
            <el-input v-model="editForm.id" disabled></el-input>
          </el-form-item>
          <el-form-item label="新闻标题:">
            <el-input v-model="editForm.title"></el-input>
          </el-form-item>
          <el-form-item label="发布日期:">
            <el-date-picker 
              v-model="editForm.releaseTime" 
              type="date" 
              placeholder="请选择发布日期"
              format="yyyy 年 MM 月 dd 日"
              value-format="yyyy-MM-dd"
            ></el-date-picker>
          </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
          <el-button @click="editDialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="editNew()">确 定</el-button>
        </span>
      </el-dialog>
    </div>
  </div>
</template>

<script>
import { getNewsList } from '../../api/api'
import axios from 'axios'
import { getNewsList,getnew,update,deleteNew,fuzzy } from '../../api/api'
export default {
  data() {
    return {
      search:'',
      getShow:true, //获取分页的显示(布尔值)
      gettable:true,  //获取表格的显示
      visible: false,
      editDialogVisible:false,  //控制修改对话框的布尔值
      AdDialogVisible:false,  //超管登录对话框
      Ad:{ username:'',password:'' }, //超管对象
      editForm:{},  //查询到的新闻对象，目前仅供修改使用
      newsCategoryId:1, //先存一个小标题id
      tableData:[],   //新闻列表对象
      fuzzytableData:[],  //模糊查询列表对象
      pageSize:6,     //每页条数
      currentPage:1,  //当前页
      newsList:[],
      total:0,        //新闻总条数
      fuzzyShow:false,  //模糊查询分页的显示(布尔值)
      fuzzytable:false, //模糊查询表格的显示
      fuzzyForm:{ fuzzytitle:'',fuzzytotal:0,fuzzycurrent:1,fuzzysize:6 },  //模糊查询列表对象
      value: [],
      options: [{
        value: 1,
@@ -90,6 +143,10 @@
        {
          value:44,
          label: '学院动态',
        },
        {
          value:45,
          label: '轮播图',
        }],
      },{
          value: 22,
@@ -162,26 +219,22 @@
  mounted(){
  },
  methods: {
    //修改对话框关闭的方法
    handleClose(done) {
      this.$confirm('确认关闭？')
        .then(_ => {
          done();
        })
        .catch(_ => {});
    },
    //级联选择器的方法
    handleChange(value) {
      console.log(value);
      console.log(value[1]);
      // console.log(value);
      // console.log(value[1]);
      this.currentPage = 1;
      this.newsCategoryId = value[1]; //将得到的小标题id存放起来
      this.query(this.newsCategoryId);
    },
    // query(value){
    //   const data = {
    //     current:this.currentPage,
    //     newsCategoryId:value[1],
    //     size:this.pageSize
    //   };
    //   getNewsList(data).then(res=>{
    //     console.log(res);
    //     this.tableData = res.data.records
    //     this.total = res.data.total
    //   }).catch(err => {
    //     console.log(err);
    //   })
    // },
    query(newsCategoryId){
      const data = {
        current:this.currentPage,
@@ -189,7 +242,7 @@
        size:this.pageSize
      };
      getNewsList(data).then(res=>{
        console.log(res);
        // console.log(res);
        if (res.code !== 200) {
          return this.$message.error('获取新闻列表失败')
        }else{
@@ -200,14 +253,108 @@
        console.log(err);
      })
    },
    //修改
    amend(id){
      alert('爱你呦');
      console.log('>>>'+id);
    //展示修改对话框
    showEditDialog(id){
      getnew(id).then(res => {
        // console.log(res);
        if (res.code == 200) {
          this.editForm = res.data
        }     
      })
      this.editDialogVisible = true;
    },
    //确定修改表单提交，验证发起请求
    editNew(){
      const data = {
        id: this.editForm.id,
        releaseTime: this.editForm.releaseTime,
        title:this.editForm.title
      }
      update(data).then(res=>{
        console.log('dsadasas',res);
        if (res.code == 200) {
          this.editDialogVisible =false;
          this.$message.success('修改新闻成功！')
          this.query(this.newsCategoryId);
        }
      })
    },
    //模糊查询
    fuzzyList(title){
      // console.log(title);
      if(title == ''){
        return  this.$message.error('请先输入查询新闻标题！')
      }
      this.fuzzyShow = true //模糊分页显示
      this.getShow = false  //获取分页隐藏
      this.gettable = false
      this.fuzzytable = true
      const data = {
        current: this.fuzzyForm.fuzzycurrent,
        size: this.fuzzyForm.fuzzysize,
        title:title
      }
      fuzzy(data).then(res => {
        // console.log(res);
        if (res.code !== 200) {
          return this.$message.error('查询新闻列表失败')
        }else{
          this.fuzzytableData = res.data.records
          this.fuzzyForm.fuzzytotal = res.data.total
        }
      }).catch(err => {
        console.log(err);
      })
    },
    //清空查询列表内容
    qingKong(){
      this.tableData = []
      this.fuzzytableData = []
      this.fuzzyForm.fuzzytotal = 0
      this.fuzzyShow = false
      this.getShow = true
      this.fuzzytable = false
      this.gettable = true
    },
    //根据id删除新闻
    async deleteNews(id){
      // console.log(id);
      const res = await this.$confirm('此操作将永久删除该条新闻, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).catch(err => {
        return err
      })
      //如果用户点击确定则返回confirm
      //如果用户点击取消则返回cancel
      console.log(res);
      if(res !== 'confirm'){
        return this.$message.info('已取消删除~')
      }else{
        console.log(id);
        const data = {
          id:id
        }
        //参数data 要以对象的形式传入
        deleteNew(data).then(res => {
          console.log('>>>'+res);
          if(res.code == 200){
            this.$message.success('删除新闻成功！')
            this.query(this.newsCategoryId);
          }else{
            return this.$message.error('删除新闻失败！')
          }
        })
      }
    },
    //查看
    look(id){
      this.$router.push({path:'news',query:{id:id}})
    },
    //超管登录对话框
    showAdDialog(){
      this.AdDialogVisible = true
    },
    handleCurrentChange(val) {
      // console.log(`当前页: ${val}`);
@@ -219,19 +366,47 @@
      this.pageSize = val;
      this.query(this.newsCategoryId)
    },
    handleCurrentChangefuzzy(val){
      this.fuzzyForm.fuzzycurrent = val
      this.fuzzyList(this.fuzzyForm.fuzzytitle) //模糊查询
    },
    handleSizeChangefuzzy(val){
      this.fuzzyForm.fuzzysize = val
      this.fuzzyList(this.fuzzyForm.fuzzytitle) //模糊查询
    },
    //去往添加编辑页面
    goEdit(){
      if (this.newsCategoryId==27||this.newsCategoryId==28||this.newsCategoryId==29||
      this.newsCategoryId==30||this.newsCategoryId==31) {
        this.$message.error('该新闻标题下不能添加新闻')
      }else if(this.newsCategoryId == 35||this.newsCategoryId==36||this.newsCategoryId==37||
    goEdit(id){
      let title = '';
      console.log(this.value);
      if (this.value.length = 2) {
        let t = this.value[0];
        let i = this.value[1];
        this.options.forEach( item => {
          if(item.value == t){
            title += item.label+'/'
            item.children.forEach( e => {
              if(e.value == i) title += e.label;
            })
          }
        })
      }
      if (this.newsCategoryId==27&&this.total==1||this.newsCategoryId==28&&this.total==1||this.newsCategoryId==29&&this.total==1||
      this.newsCategoryId==30&&this.total==1||this.newsCategoryId==31&&this.total==1) {
        this.$message.error('该新闻标题下只能存在一篇新闻')
      }else if(this.newsCategoryId==27||this.newsCategoryId==28||this.newsCategoryId==29||this.newsCategoryId==30||
      this.newsCategoryId==31||this.newsCategoryId == 35||this.newsCategoryId==36||this.newsCategoryId==37||
      this.newsCategoryId==38||this.newsCategoryId==39||this.newsCategoryId==40||
      this.newsCategoryId==41||this.newsCategoryId==42||this.newsCategoryId==43||
      this.newsCategoryId==44){
        this.$router.push('/administrator/edit')
        this.$router.push({path:'/administrator/edit',query:{id:id,title:title}})
        console.log(this.newsCategoryId);
      }else if(this.newsCategoryId==45){
        this.$router.push({path:'/administrator/editlunbo',query:{id:id,title:title}})
        // console.log(this.newsCategoryId);
      }else{
        this.$message.error('请先选择新闻标题')
      } 
      }
 
    }
  },
}
@@ -241,6 +416,9 @@
.add{
  margin-bottom: 10px !important;
}
.block{
  margin-bottom: 10px;
}
.el-pagination{
  margin-top: 10px;
}