feat: 编辑比赛选题时交互操作优化

modules/contest.js

@@ -53,6 +53,7 @@ app.get('/contest/:id/edit', async (req, res) => {
     res.render('contest_edit', {
       contest: contest,
       problems: problems,
+      contest_id,
       admins: admins
     });
   } catch (e) {
@@ -63,6 +64,17 @@ app.get('/contest/:id/edit', async (req, res) => {
   }
 });
 
+app.get('/api/contest/problem/:id', async (req, res) => {
+  try {
+    const id = req.params.id;
+    let contest = await Contest.findById(id);
+    let problems = await contest.problems.split('|').mapAsync(async id => await Problem.findById(id));
+    res.send({ problems});
+  } catch(e) {
+    res.send({ error_code: e.errno, error_msg: '失败' });
+  }
+})
+
 app.post('/contest/:id/edit', async (req, res) => {
   try {
     if (!res.locals.user || !res.locals.user.is_admin) throw new ErrorMessage('您没有权限进行此操作。');
@@ -96,7 +108,7 @@ app.post('/contest/:id/edit', async (req, res) => {
     if (!req.body.title.trim()) throw new ErrorMessage('比赛名不能为空。');
     contest.title = req.body.title;
     contest.subtitle = req.body.subtitle;
-    if (!Array.isArray(req.body.problems)) req.body.problems = [req.body.problems];
+    if (!Array.isArray(req.body.problems) && typeof req.body.problems==='string') req.body.problems = req.body.problems.split(',');
     if (!Array.isArray(req.body.admins)) req.body.admins = [req.body.admins];
     contest.problems = req.body.problems.join('|');
     contest.admins = req.body.admins.join('|');

views/admin_classify.ejs

@@ -71,6 +71,7 @@
                             :total="problemCount">
                     </el-pagination>
                 </div>
+<!--                <div is='problem-table' @getuserchoose="handleUserChoose" :userselectarray="multipleSelection" :disabledidarray="disabledId"></div>-->
                 <button class="ui button" @click="submitInfo">保存</button>
             </div>
         </div>
@@ -112,6 +113,7 @@
 <!-- 引入组件库 -->
 <script src="https://cdn.jsdelivr.net/npm/vue"></script>
 <script src="https://unpkg.com/element-ui/lib/index.js"></script>
+<% include problem_table %>
 <script>
   new window.Vue({
     el: '#classify',

views/contest_edit.ejs

@@ -1,8 +1,8 @@
 <% this.title = contest.id ? '编辑比赛' : '新建比赛' %>
 <% include header %>
 <% include monaco-editor %>
-<div class="padding">
+<div class="padding" id="edit_contest">
-        <form action="<%= syzoj.utils.makeUrl(['contest', contest.id, 'edit']) %>" method="post">
+        <form action="<%= syzoj.utils.makeUrl(['contest', contest.id, 'edit']) %>" method="post" id="form">
           <div class="ui form">
               <div class="field">
                 <label>比赛名称</label>
@@ -19,11 +19,37 @@
           <div class="ui form">
             <div class="field">
                 <label>试题列表</label>
-                <select class="ui fluid search dropdown" multiple="" id="search_problems" name="problems">
+<!--                <% include problem_table %>-->
-                <% for (let problem of problems) { %>
+                <input type="input" hidden name="problems" v-model="calcProblemsValue" />
-                <option value="<%= problem.id %>" selected>#<%= problem.id %>. <%= problem.title %></option>
+                <el-tag @close="handleClose(item)" closable v-for="item in userselectarray" style="margin-right:5px">#{{item.id}}{{item.title}}</el-tag>
-                <% } %>
+                <div class="field">
-                </select>
+                    <el-table
+                            ref="multipleTable"
+                            :data="datas"
+                            tooltip-effect="dark"
+                            style="width: 100%"
+                            @select="handleSelectionChange"
+                    >
+                        <el-table-column
+                                type="selection"
+                                width="55">
+                        </el-table-column>
+                        <el-table-column
+                                prop="id"
+                                label="题目id">
+                        </el-table-column>
+                        <el-table-column
+                                prop="title"
+                                label="题目标题">
+                        </el-table-column>
+                    </el-table>
+                    <el-pagination
+                            @current-change="handlePageChange"
+                            layout="prev, pager, next"
+                            :current-page.sync="currentPage"
+                            :total="max">
+                    </el-pagination>
+                </div>
             </div>
             <div class="field">
                 <label>比赛管理员</label>
@@ -93,6 +119,95 @@
           </div>
         </form>
 <script>
+new window.Vue({
+  el:'#edit_contest',
+  data: {
+    userselectarray: [],
+    allproblemList:[],
+    datas: [],
+    currentPage:1,
+    max: 0,
+    arrayItem: null
+  },
+  mounted() {
+    this.loadProblem();
+  },
+  methods: {
+    loadProblem() {
+      fetch('/api/pagination/allproblem').then(res => res.json()).then(data => {
+        this.max = parseInt(data.problemInfo.length);
+        this.allproblemList = data.problemInfo;
+        this.datas = data.problemInfo.slice(0,10);
+        this.loadData();
+      })
+    },
+    loadData() {
+      let id = <%= contest_id %>;
+      fetch(`/api/contest/problem/${id}`).then(res=> res.json()).then(subitem => {
+        const originUserselectarray = subitem.problems.map((item) =>{
+          return {
+            id: item.id,
+            title: item.title
+          }
+        });
+        const userselectarrayId = originUserselectarray.map(item=>item.id);
+        const userSelectArray = this.datas.filter((item) => {
+          return userselectarrayId.includes(item.id);
+        })
+        this.toggleSelection(userSelectArray);
+        this.userselectarray = userSelectArray;
+      })
+    },
+    handleClose(tag) {
+      const deleteItem = this.userselectarray.splice(this.userselectarray.indexOf(tag), 1);
+      this.toggleSelection(deleteItem)
+    },
+    getProblemPagination(page) {
+      let that = this;
+      this.datas = this.allproblemList.slice((page - 1)*10, (page - 1)*10+10);
+      this.$nextTick(function(){
+        that.toggleSelection(that.userselectarray);
+      })
+    },
+    selectProblem: function(array) {
+      this.toggleSelection(array)
+    },
+    toggleSelection(rows) {
+      if (rows) {
+        rows.forEach(row => {
+          this.$refs.multipleTable.toggleRowSelection(row);
+        });
+      } else {
+        this.$refs.multipleTable.clearSelection();
+      }
+    },
+    handlePageChange(page){
+      this.selectProblem(this.userselectarray);
+      this.getProblemPagination(page);
+    },
+    handleSelectionChange(val, row){
+      const multipleSelectionId = this.userselectarray.map(item => item.id);
+
+      if (multipleSelectionId.includes(row.id)) {
+        this.userselectarray.splice(this.userselectarray.indexOf(row), 1)
+      } else {
+        this.userselectarray.push(row);
+      }
+    },
+    disableCheckbox: function(row) {
+      if (this.disabledidarray) {
+        return !this.disabledidarray.includes(row.id);
+      }
+      return true;
+    },
+  },
+  computed: {
+    calcProblemsValue:function(){
+      console.log(this.userselectarray.map(item=>item.id));
+      return this.userselectarray.map(item=>item.id);
+    }
+  }
+})
 var editors = {
   subtitle: { defaultValue: <%- serializejs(contest.subtitle) %> },
   information: { defaultValue: <%- serializejs(contest.information) %> }

views/header.ejs

@@ -33,6 +33,10 @@
       <link href="<%- this.builtInCdnUrl %>/google-fonts/exo-2.css" rel="stylesheet">
     <% } %>
     <script src="<%- lib('jquery/3.3.1/jquery.min.js') %>"></script>
+    <link rel="stylesheet" href="https://unpkg.com/element-ui/lib/theme-chalk/index.css" />
+    <!-- 引入组件库 -->
+    <script src="https://cdn.jsdelivr.net/npm/vue"></script>
+    <script src="https://unpkg.com/element-ui/lib/index.js"></script>
     <% if (syzoj.config.google_analytics && syzoj.config.google_analytics !== 'UA-XXXXXXXX-X') { %>
     <script>
       (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){

views/problem_table.ejs

@@ -0,0 +1,130 @@
+<% include util %>
+<script>
+  Vue.component('problem-table', {
+    template: '#problemTable',
+    props: ['disabledidarray', 'userselectarray'],// 禁止选择的选项， 用户已经选择的选项
+    data() {
+      return {
+        allproblemList:[],
+        checkedArray: [],
+        datas: [],
+        currentPage:1,
+        max: 0,
+        arrayItem: null
+      }
+    },
+    watch: {
+      allproblemList: function(newData, olbData){
+        this.datas = newData.slice(0,10);
+      },
+      userselectarray: function(newData, olbData) {
+        console.log('更新了');
+        // this.checkedArray = newData;
+        this.toggleSelection(newData)
+      },
+      checkedArray: function(newdata, olddata){
+        console.log('checked更新了');
+        this.toggleSelection(newdata)
+      }
+    },
+    mounted(){
+      console.log('加载');
+      console.log(this.userselectarray);
+      this.getCount();
+    },
+    methods:{
+      getCount: function(){
+        let that = this;
+        $.ajax({
+          url: '/api/pagination/allproblem',
+          type: 'GET',
+          success: function (data) {
+            that.max = parseInt(data.problemInfo.length);
+            that.allproblemList = data.problemInfo;
+          },
+          error: function (XMLHttpRequest, textStatus, errorThrown) {
+            alert('创建失败');
+          }
+        })
+      },
+      handleClose(tag) {
+        const deleteItem = this.checkedArray.splice(this.checkedArray.indexOf(tag), 1);
+        this.toggleSelection(deleteItem)
+      },
+      getProblemPagination(page) {
+        let that = this;
+        this.datas = this.allproblemList.slice((page - 1)*10, (page - 1)*10+10);
+        this.$nextTick(function(){
+          that.toggleSelection(that.checkedArray);
+        })
+      },
+      selectProblem: function(array) {
+        this.toggleSelection(array)
+      },
+      toggleSelection(rows) {
+        if (rows) {
+          console.log(rows);
+          rows.forEach(row => {
+            this.$refs.multipleTable.toggleRowSelection(row);
+          });
+        } else {
+          this.$refs.multipleTable.clearSelection();
+        }
+      },
+      handlePageChange(page){
+        this.selectProblem(this.checkedArray);
+        this.getProblemPagination(page);
+      },
+      handleSelectionChange(val, row){
+        const multipleSelectionId = this.checkedArray.map(item => item.id);
+        if (multipleSelectionId.includes(row.id)) {
+          this.checkedArray.splice(this.checkedArray.indexOf(row), 1)
+        } else {
+          this.checkedArray.push(row);
+        }
+        // this.$emit('getuserchoose', this.checkedArray)
+      },
+      disableCheckbox: function(row) {
+        if (this.disabledidarray) {
+          return !this.disabledidarray.includes(row.id);
+        }
+        return true;
+      },
+    },
+  });
+</script>
+
+<script id="problemTable" type="text/x-template">
+    <div>
+        <div class="field">
+            <label>当前练习阶段已经选择的题</label>
+            <el-table
+                    ref="multipleTable"
+                    :data="datas"
+                    tooltip-effect="dark"
+                    style="width: 100%"
+                    @select="handleSelectionChange"
+            >
+                <el-table-column
+                        type="selection"
+                        :selectable="disableCheckbox"
+                        width="55">
+                </el-table-column>
+                <el-table-column
+                        prop="id"
+                        label="题目id">
+                </el-table-column>
+                <el-table-column
+                        prop="title"
+                        label="题目标题">
+                </el-table-column>
+            </el-table>
+            <el-pagination
+                    @current-change="handlePageChange"
+                    layout="prev, pager, next"
+                    :current-page.sync="currentPage"
+                    :total="max">
+            </el-pagination>
+        </div>
+    </div>
+</script>

views/submissions.ejs

@@ -6,9 +6,6 @@
         font-size: 1.2em;
         margin-right: 1px;
     }
-    .padding{
-        overflow-x: auto;
-    }
 </style>
 <script src="<%- lib('textfit/2.3.1/textFit.min.js') %>"></script>
 <div class="padding">