上傳圖片回顯在次上傳判斷數(shù)據(jù)是上傳后的還是沒(méi)有上傳的再次提交

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        <title></title>
        <link rel="stylesheet" href="css/index.css" />
        <link rel="stylesheet" >
    </head>
    <style>
        *,body {
            margin: 0;
            padding: 0;
            border: 0;
            font-size: 100%;
            font-weight: 400;
            vertical-align: baseline;
        }
        body, html {
            line-height: 1;
            font-family: PingFang SC,STHeitiSC-Light,Helvetica-Light,arial,sans-serif;
            -webkit-user-select: none;
            -moz-user-select: none;
            -ms-user-select: none;
            user-select: none;
            /* -webkit-tap-highlight-color: transparent; */
        }
        input, textarea, select, button {
            text-rendering: auto;
            color: initial;
            letter-spacing: normal;
            word-spacing: normal;
            text-transform: none;
            text-indent: 0px;
            text-shadow: none;
            display: inline-block;
            text-align: start;
            margin: 0em;
            font: 400 13.3333px Arial;
        }
        header{
            position: relative;
            height: 44px;
            line-height: 44px;
            text-align: center;
            background-color: #43cf7c;
            box-shadow: 0 1px 6px #ccc;
            -webkit-backface-visibility: hidden;
            backface-visibility: hidden;
            z-index: 5;
        }
        li{ list-style: none;}
        .cube-btn-primary{
            background-color: #4285F4!important;
        }
        header h1{
            color: white!important;
        }
        .cubeic-back{
            position: absolute;
            top: 0;
            left: 0;
            padding: 0 15px;
            color: white;
            font-family: cube-icon!important;
            font-size: 100%;
            font-style: normal;
            -webkit-font-smoothing: antialiased;
            -webkit-text-stroke-width: .2px;
            -moz-osx-font-smoothing: grayscal
        }
        .cubeic-back:before {
            content: "\E608";
        }
        .imgli{
            width: 100%;
        }
        .imgli .descimgs{
            display: inline-block;
            width: 25%;
            float: left;
        }
        .imgli div img{
            border: 1px solid #E1E1E1;
            box-sizing: border-box;
            width: 100%;
            display: block;
            height: 80px;
        }
        .makesure{
            width: 100%;
            height: 45px;
            margin: auto;
            text-align: center;
            position: fixed;
            bottom: 30px;
        }
        .makesure span{
            display: block;
            line-height: 45px;
            text-align: center;
            width: 80%;
            background: #43cf7c;
            color: white;
            margin: auto;
            z-index: 1000;
            
        }
        @media screen and (min-width: 800px) {
            #app {
                width: 540px!important;
                margin: auto;
            }
            .mint-header {
                width: 540px!important;
            }
        }
    </style>

    <body>
        <div id="app">
            <header class="header"><h1>圖庫(kù)選擇</h1> <i class="cubeic-back" @click="goback"></i></header>
            <ul>
                <li v-for="(list,index) in datalist" class="imgli">
                    <div v-for="(view,index) in list.details.descimgs" @click="picturesClick(view,index,$event)" class="descimgs detail-btn">
                        <img :src="view" class="viewimg" />
                    </div>
                    <div v-for="(view,index) in list.details.pictures" @click="picturesClick(view,index,$event)" class="descimgs detail-btn">
                        <img :src="view" class="viewimg" />
                    </div>
                </li>
            </ul>
            <div class="makesure"><span @click="suresubmit">確認(rèn)上傳</span></div>
            <input id="upbigmore" type="file" style="display: none;"  accept='image/*' name="file"  @change="ScrollChange($event)"/>
        </div>
        <!--<script type="text/javascript" src="http://res.wx.qq.com/open/js/jweixin-1.0.0.js"></script>-->
        <script src="https://unpkg.com/vue/dist/vue.min.js"></script>
        <script src="https://unpkg.com/axios/dist/axios.min.js"></script>
        <script src="https://unpkg.com/cube-ui/lib/cube.min.js"></script>
        <script src="http://www.17sucai.com/static/js/jquery.min.js"></script>
        <script src="https://unpkg.com/vue-resource@1.5.1/dist/vue-resource.js"></script>
        <script>
            var app = new Vue({
                el: '#app',
                data: {
                    xsun:0,
                    pagelength:'',
                    indexmain:0,
                    setdata:[],
                    builddata:[],
                    datalist :[],
                    imgchange:false,
                    LINK:'http://kuaidi.haxbs.com',
                    imglength:[],
                    lefttxt:'',
                    weighttxt:'',
                    value:'這是一個(gè)商品',
                    actions:[
                        {
                          text: '完成訂單',
                          action: 'showText'
                        },
                    ],
                },
                methods: {
                    picturesClick(viewitem,viewindex,viewevent){
                        if (viewevent.target.className.indexOf("detail-selected") == -1) {
                            this.builddata = this.builddata.concat(viewitem)
                            if(this.builddata.length>4){
                                viewevent.target.className = ""; //切換按鈕樣式
                                this.builddata.length = 4
                                const toast = this.$createToast({
                                    time: 500,
                                    txt: '最多只能上傳4張圖片'
                                })
                                toast.show()
                                return false;
                            }else{
                                viewevent.target.className = "detail-btn detail-selected"; //切換按鈕樣式
                            }
                        } else {
                            if(this.builddata.length>4){
                                this.builddata.length = 4
                                viewevent.target.className = "detail-btn";//切換按鈕樣式
                                var delone = this.builddata.indexOf(viewitem)
                                this.builddata.splice(delone,1)
                            }else{
                                viewevent.target.className = "detail-btn";//切換按鈕樣式
                                var delone = this.builddata.indexOf(viewitem)
                                this.builddata.splice(delone,1)
                                
                            }
                            
                        }
                    },
                    suresubmit(){
                        if(this.builddata.length ===0) {
                            const toast = this.$createToast({
                                time: 1500,
                                txt:'請(qǐng)上傳圖片!再次提交'
                            })
                            toast.show()
                            return false
                        }
                        ////console.log(this.builddata)
                        const toast = this.$createToast({
                            time:0,
                            txt: 'loading',
                            mask: true
                        })
                        toast.show()
                        let p1,p2,p3,p4;
                        let urlp1=this.builddata[0];
                        if(this.builddata[0]!=undefined&&this.builddata[0]!=""){
                            p1 = new Promise((resolve, reject) => { 
                            var  param = new FormData();     //創(chuàng)建form對(duì)象
                            param.append('url',this.builddata[0])    //對(duì)應(yīng)后臺(tái)接收?qǐng)D片名
                            this.$http.post(`http://pic.tongchengxianggou.com:9011/upload/oss`,param)
                            .then(res => {
                                console.info(res);
                                console.info(res.body.code);
                                if(res.body.code === 200){
                                    resolve(res.body.data);
                                }else{
                                    reject("failed");
                                }
                            })
                            .catch(function(error){
                                reject("failed");
                            });
                        })
                        }else{
                            p1 = new Promise((resolve, reject) => {
                                let data = {
                                code: 999
                                };
                                resolve(data)
                            })
                        }
                        if(this.builddata[1]!=undefined&&this.builddata[1]!=""){
                            p2 = new Promise((resolve, reject) => { 
                            var  param = new FormData();     //創(chuàng)建form對(duì)象
                            param.append('url',this.builddata[1])    //對(duì)應(yīng)后臺(tái)接收?qǐng)D片名
                            this.$http.post(`http://pic.tongchengxianggou.com:9011/upload/oss`,param)
                            .then(res => {
                                if(res.data.code === 200){
                                    resolve(res.data.data);
                                }else{
                                    reject("failed");
                                }
                            })
                            .catch(function(error){
                                reject("failed");
                            });
        
                        })
                        }else{
                            p2 = new Promise((resolve, reject) => {
                                let data = {
                                code: 999
                                };
                                resolve(data)
                            })
                        }
                        if(this.builddata[2]!=undefined&&this.builddata[2]!=""){
                            p3 = new Promise((resolve, reject) => { 
                            var  param = new FormData();     //創(chuàng)建form對(duì)象
                            param.append('url',this.builddata[2])    //對(duì)應(yīng)后臺(tái)接收?qǐng)D片名
                            this.$http.post(`http://pic.tongchengxianggou.com:9011/upload/oss`,param)
                            .then(res => {
                                if(res.data.code === 200){
                                    resolve(res.data.data);
                                }else{
                                    reject("failed");
                                }
                            })
                            .catch(function(error){
                                reject("failed");
                            });
                        })
                        }else{
                            p3 = new Promise((resolve, reject) => {
                                let data = {
                                code: 999
                                };
                                resolve(data)
                            })
                        }
                        if(this.builddata[3]!=undefined&&this.builddata[3]!=""){
                            p4 = new Promise((resolve, reject) => { 
                            var  param = new FormData();     //創(chuàng)建form對(duì)象
                            param.append('url',this.builddata[3])    //對(duì)應(yīng)后臺(tái)接收?qǐng)D片名
                            this.$http.post(`http://pic.tongchengxianggou.com:9011/upload/oss`,param)
                            .then(res => {
                                if(res.data.code === 200){
                                    resolve(res.data.data);
                                }else{
                                    reject("failed");
                                }
                            })
                            .catch(function(error){
                                reject("failed");
                            });
        
                        })
                        }else{
                            p4 = new Promise((resolve, reject) => {
                                let data = {
                                code: 999
                                };
                                resolve(data)
                            })
                        }            
                        Promise.all([p1, p2, p3,p4]).then(function(values) {
                            toast.hide()
                            //console.log(values);
                            var newArr = new Array();
                            for(var i=0;i< values.length;i++){
                                var j=values[i];
                                if(j.name!=undefined&&j.name!=""){
                                    newArr.push(j);
                                }
                            }
                            console.info(newArr);
                            if (window.localStorage){
                                var Datatransmission=JSON.stringify(newArr);//將json對(duì)象轉(zhuǎn)化成字符串
                                localStorage.setItem("passData",Datatransmission);
                                window.location.href = 'upimg.html'; 
                            }
                        }).catch((error) => {
                              //console.log(error)
                            })
                    },
                    descimgsClick(viewitem,b){
                    },
                    goback(){
                        window.history.back();       //返回 
                    },
                    
                    cartView(a) {
                        var that = this;
                        var nametitle = localStorage.getItem("localtradename")
                        var formData = new FormData();
                        formData.append('title', nametitle)
                        $.ajax({
                            url:'http://pic.tongchengxianggou.com:9010/api/Api/getPicList?title='+nametitle,
                            type : 'get',
                            dataType:'jsonp',
                            success : function(resp){
                                JSON.stringify(resp);
                                that.datalist = resp
                                JSON.stringify(that.datalist);
                            },
                            error : function(resp){
                                //console.log(resp);
                            }
                        });
                    },
                },
                mounted: function() {
                    this.$nextTick(function() {
                        this.cartView();
                    });
                },
            });
        </script>
    </body>

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