Vue realizes the functions of single table, sharing table and merging table.

first of all, if a meal has been ordered on the table, there will be an order time tableInterval, as a sign of whether it is vacant
1. Single table
can only choose an empty table (that is, no tableInterval), and can only choose one
2.
choose those with tableInterval, and you can choose unlimited ones to share the table
3. Merge table
choose empty table to merge table, unlimited number
4. The table selected at the same time highlights
clipboard.png
5. Please help me to make it happen. How do you really write "Phuket Island" in Phuket?

Mar.10,2021

you can see the effect by directly copying and pasting: pay attention to understanding

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8">
    <title></title>
    <style>
      * {
        margin: 0;
        padding: 0;
      }
      ul {
        list-style: none;
      }
      li {
        display: inline-block;
        padding: 5px 10px;
        border: 1px solid gray;
        cursor: pointer;
        margin-left: 5px;
        border-radius: 5px;
      }
      ul.types li.active {
        border: 1px solid -sharp0078d7;
        background-color: -sharp0078d7;
        color: -sharpfff;
      }
      ul.selects li.active {
        border: 1px solid -sharp0078d7;
        background-color: -sharp0078d7;
        color: -sharpfff;
      }
      ul.selects li.disabled {
        border: 1px solid -sharp999;
        background-color: -sharp999;
        opacity: 0.6;
      }
    </style>
  </head>
  <body>
    <div id="app">
      

:

<ul class="types"> <li v-for="(item, index) in typesList" :class="{ active: index == result.types_value }" @click="typesEvent(index)">{{item.types}}</li> </ul>

:

<ul class="selects"> <!-- class --> <li v-for="(item, index) in selectList" :class="{ disabled: result.types_value != 1 && item.time > 0 , active: result.select.indexOf(item.id) >= 0 }" @click="selectEvent(item)">

{{item.title}}

<span v-if="item.time > 0">{{item.time}}</span> <span v-else></span> <span>{{item.price}}</span>

</li> </ul>

:(id)

{{result.select}} </div> <script src="https://cdn.jsdelivr.net/npm/vue"></script> <script> new Vue({ el: '-sharpapp', data: { typesList: [ // { types: "", value: 0 }, { types: "", value: 1 }, { types: "", value: 2 } ], selectList: [ // { title: "1", id: 1, time: 55, price: 12 }, { title: "2", id: 2, time: 0, price: 22 }, { title: "3", id: 3, time: 5, price: 102 }, { title: "4", id: 4, time: 0, price: 120 } ], result: { // types_value: 0, select: [] } }, methods: { typesEvent(index) { // if(index == this.result.types_value) { return false; // } this.result.select = []; // this.result.types_value = index; //active }, selectEvent(item) { let _this = this; if(_this.result.types_value != 1 && item.time > 0) { // return false; } if(_this.result.types_value == 0) { //, _this.result.select = _this.result.select.indexOf(item.id) >= 0 ? [] : [item.id]; return true; } let buff_id = _this.result.select.indexOf(item.id); // if(buff_id >= 0) { _this.result.select.splice(buff_id,1); return true; } _this.result.select.push(item.id); // return true; } } }); </script> </body> </html>
< hr >

Vuex version

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8">
    <title></title>
    <style>
      * {
        margin: 0;
        padding: 0;
      }
      ul {
        list-style: none;
      }
      li {
        display: inline-block;
        padding: 5px 10px;
        border: 1px solid gray;
        cursor: pointer;
        margin-left: 5px;
        border-radius: 5px;
      }
      ul.types li.active {
        border: 1px solid -sharp0078d7;
        background-color: -sharp0078d7;
        color: -sharpfff;
      }
      ul.selects li.active {
        border: 1px solid -sharp0078d7;
        background-color: -sharp0078d7;
        color: -sharpfff;
      }
      ul.selects li.disabled {
        border: 1px solid -sharp999;
        background-color: -sharp999;
        opacity: 0.6;
      }
    </style>
  </head>
  <body>
    <div id="app">
      

:

<ul class="types"> <li v-for="(item, index) in typesList" :class="{ active: index == types_value }" @click="typesEvent(index)">{{item.types}}</li> </ul>

:

<ul class="selects"> <!-- class --> <li v-for="(item, index) in selectList" :class="{ disabled: types_value != 1 && item.time > 0 || types_value == 1 && item.time <= 0, active: store.getters.getSelectId(item.id) }" @click="selectEvent(item)">

{{item.title}}

<span v-if="item.time > 0">{{item.time}}</span> <span v-else></span> <span>{{item.price}}</span>

</li> </ul>

:(id)

{{store.state.result}} </div> <script src="https://cdn.jsdelivr.net/npm/vue"></script> <script src="https://cdn.bootcss.com/vuex/3.0.1/vuex.min.js"></script> <script> const store = new Vuex.Store({ state: { types_value: 0, result: [] }, mutations: { saveResult(state, payload) { state.result = payload.data; }, saveTypesValue(state, payload) { state.types_value = payload.index; }, deleteResult(state, payload) { for(let i = 0; i < state.result.length; iPP) { if(state.result[i].id === payload.id) { state.result.splice(i,1); break; } } }, pushResult(state, payload) { state.result.push(payload.data); } }, getters: { getSelectId: (state) => (id) => { return state.result.find(item => item.id === id); } } }); new Vue({ el: '-sharpapp', data: { typesList: [ // { types: "", value: 0 }, { types: "", value: 1 }, { types: "", value: 2 } ], selectList: [ // { title: "1", id: 0, time: 55, price: 12 }, { title: "2", id: 1, time: 0, price: 22 }, { title: "3", id: 2, time: 5, price: 102 }, { title: "4", id: 3, time: 0, price: 120 } ] }, computed: { types_value() { return store.state.types_value; } }, methods: { typesEvent(index) { // if(index == this.types_value) { return false; // } store.commit({ type: "saveResult", data: [] }) // store.commit({ type: "saveTypesValue", index: index }) //active }, selectEvent(item) { let _this = this; if(_this.types_value != 1 && item.time > 0 || _this.types_value == 1 && item.time <= 0) { // return false; } if(_this.types_value == 0) { //, store.commit({ type: "saveResult", data: store.getters.getSelectId(item.id) ? [] : [_this.selectList[item.id]] }); return true; } if(store.getters.getSelectId(item.id)) { store.commit({ type: "deleteResult", id: item.id }); return true; } store.commit({ type: "pushResult", data: _this.selectList[item.id] }); // return true; } } }); </script> </body> </html>
< hr >
I hope my answer will be helpful to you!

according to the type selected, either drop the direct Filter that does not meet the requirements directly, or judge when you click

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e54a54-44002.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e54a54-44002.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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