dzhh-frontend/.svn/pristine/ef/efe7eebb128d0887308c67a7008a1e153fad7d1f.svn-base

<template>
    <div :id="containerId" style="position: relative">

        <!--  ---------------------------- begin 图片左右换位置 ------------------------------------- -->
        <div class="movety-container" :style="{top:top+'px',left:left+'px',display:moveDisplay}"
             style="padding:0 8px;position: absolute;z-index: 91;height: 32px;width: 104px;text-align: center;">
            <div :id="containerId+'-mover'" :class="showMoverTask?'uploadty-mover-mask':'movety-opt'"
                 style="margin-top: 12px">
                <a @click="moveLast" style="margin: 0 5px;">
                    <a-icon type="arrow-left" style="color: #fff;font-size: 16px"/>
                </a>
                <a @click="moveNext" style="margin: 0 5px;">
                    <a-icon type="arrow-right" style="color: #fff;font-size: 16px"/>
                </a>
            </div>
        </div>
        <!--  ---------------------------- end 图片左右换位置 ------------------------------------- -->

        <a-upload
            name="file"
            :multiple="multiple"
            :action="uploadAction"
            :headers="headers"
            :data="{'biz':bizPath}"
            :fileList="fileList"
            :beforeUpload="doBeforeUpload"
            @change="handleChange"
            :disabled="disabled"
            :returnUrl="returnUrl"
            :listType="complistType"
            @preview="handlePreview"
            :class="{'uploadty-disabled':disabled}">
            <template>
                <div v-if="isImageComp">
                    <a-icon type="plus"/>
                    <div class="ant-upload-text">{{ text }}</div>
                </div>
                <a-button v-else-if="buttonVisible">
                    <a-icon type="upload"/>
                    {{ text }}
                </a-button>
            </template>
        </a-upload>
        <a-modal :visible="previewVisible" :footer="null" @cancel="handleCancel">
            <img alt="example" style="width: 100%" :src="previewImage"/>
        </a-modal>
    </div>
</template>

<script>

import Vue from 'vue'
import {ACCESS_TOKEN} from "@/store/mutation-types"
import {getFileAccessHttpUrl} from '@/api/manage';

const FILE_TYPE_ALL = "all"
const FILE_TYPE_IMG = "image"
const FILE_TYPE_TXT = "file"
const uidGenerator = () => {
    return '-' + parseInt(Math.random() * 10000 + 1, 10);
}
const getFileName = (path) => {
    if (path.lastIndexOf("\\") >= 0) {
        let reg = new RegExp("\\\\", "g");
        path = path.replace(reg, "/");
    }
    return path.substring(path.lastIndexOf("/") + 1);
}
export default {
    name: 'JUpload',
    data() {
        return {
            uploadAction: window._CONFIG['domianURL'] + "/sys/common/upload",
            headers: {},
            fileList: [],
            newFileList: [],
            uploadGoOn: true,
            previewVisible: false,
            //---------------------------- begin 图片左右换位置 -------------------------------------
            previewImage: '',
            containerId: '',
            top: '',
            left: '',
            moveDisplay: 'none',
            showMoverTask: false,
            moverHold: false,
            currentImg: ''
            //---------------------------- end 图片左右换位置 -------------------------------------
        }
    },
    props: {
        text: {
            type: String,
            required: false,
            default: "点击上传"
        },
        fileType: {
            type: String,
            required: false,
            default: FILE_TYPE_ALL
        },
        /*这个属性用于控制文件上传的业务路径*/
        bizPath: {
            type: String,
            required: false,
            default: "temp"
        },
        value: {
            type: [String, Array],
            required: false
        },
        // update-begin- --- author:wangshuai ------ date:20190929 ---- for:Jupload组件增加是否能够点击
        disabled: {
            type: Boolean,
            required: false,
            default: false
        },
        // update-end- --- author:wangshuai ------ date:20190929 ---- for:Jupload组件增加是否能够点击
        //此属性被废弃了
        triggerChange: {
            type: Boolean,
            required: false,
            default: false
        },
        /**
         * update -- author:lvdandan -- date:20190219 -- for:Jupload组件增加是否返回url，
         * true：仅返回url
         * false：返回fileName filePath fileSize
         */
        returnUrl: {
            type: Boolean,
            required: false,
            default: true
        },
        number: {
            type: Number,
            required: false,
            default: 0
        },
        buttonVisible: {
            type: Boolean,
            required: false,
            default: true
        },
        multiple: {
            type: Boolean,
            default: true
        },
        beforeUpload: {
            type: Function
        },
    },
    watch: {
        value: {
            immediate: true,
            handler() {
                let val = this.value
                if (val instanceof Array) {
                    if (this.returnUrl) {
                        this.initFileList(val.join(','))
                    } else {
                        this.initFileListArr(val);
                    }
                } else {
                    this.initFileList(val)
                }
            }
        }
    },
    computed: {
        isImageComp() {
            return this.fileType === FILE_TYPE_IMG
        },
        complistType() {
            return this.fileType === FILE_TYPE_IMG ? 'picture-card' : 'text'
        }
    },
    created() {
        const token = Vue.ls.get(ACCESS_TOKEN);
        //---------------------------- begin 图片左右换位置 -------------------------------------
        this.headers = {"X-Access-Token": token};
        this.containerId = 'container-ty-' + new Date().getTime();
        //---------------------------- end 图片左右换位置 -------------------------------------
    },

    methods: {
        initFileListArr(val) {
            if (!val || val.length == 0) {
                this.fileList = [];
                return;
            }
            let fileList = [];
            for (var a = 0; a < val.length; a++) {
                let url = getFileAccessHttpUrl(val[a].filePath);
                fileList.push({
                    uid: uidGenerator(),
                    name: val[a].fileName,
                    status: 'done',
                    url: url,
                    response: {
                        status: "history",
                        message: val[a].filePath
                    }
                })
            }
            this.fileList = fileList
        },
        initFileList(paths) {
            if (!paths || paths.length == 0) {
                //return [];
                // update-begin- --- author:os_chengtgen ------ date:20190729 ---- for:issues:326,Jupload组件初始化bug
                this.fileList = [];
                return;
                // update-end- --- author:os_chengtgen ------ date:20190729 ---- for:issues:326,Jupload组件初始化bug
            }
            let fileList = [];
            let arr = paths.split(",")
            for (var a = 0; a < arr.length; a++) {
                let url = getFileAccessHttpUrl(arr[a]);
                fileList.push({
                    uid: uidGenerator(),
                    name: getFileName(arr[a]),
                    status: 'done',
                    url: url,
                    response: {
                        status: "history",
                        message: arr[a]
                    }
                })
            }
            this.fileList = fileList
        },
        handlePathChange() {
            let uploadFiles = this.fileList
            let path = ''
            if (!uploadFiles || uploadFiles.length == 0) {
                path = ''
            }
            let arr = [];

            for (var a = 0; a < uploadFiles.length; a++) {
                // update-begin-author:lvdandan date:20200603 for:【TESTA-514】【开源issue】多个文件同时上传时，控制台报错
                if (uploadFiles[a].status === 'done') {
                    arr.push(uploadFiles[a].response.message)
                } else {
                    return;
                }
                // update-end-author:lvdandan date:20200603 for:【TESTA-514】【开源issue】多个文件同时上传时，控制台报错
            }
            if (arr.length > 0) {
                path = arr.join(",")
            }
            this.$emit('change', path);
        },
        doBeforeUpload(file) {
            this.uploadGoOn = true
            var fileType = file.type;
            if (this.fileType === FILE_TYPE_IMG) {
                if (fileType.indexOf('image') < 0) {
                    this.$message.warning('请上传图片');
                    this.uploadGoOn = false
                    return false;
                }
            }
            // 扩展 beforeUpload 验证
            if (typeof this.beforeUpload === 'function') {
                return this.beforeUpload(file)
            }
            return true
        },
        handleChange(info) {
            console.log("--文件列表改变--")
            if (!info.file.status && this.uploadGoOn === false) {
                info.fileList.pop();
            }
            let fileList = info.fileList
            if (info.file.status === 'done') {
                if (this.number > 0) {
                    fileList = fileList.slice(-this.number);
                }
                if (info.file.response.success) {
                    fileList = fileList.map((file) => {
                        if (file.response) {
                            let reUrl = file.response.message;
                            file.url = getFileAccessHttpUrl(reUrl);
                        }
                        return file;
                    });
                }
                //this.$message.success(`${info.file.name} 上传成功!`);
            } else if (info.file.status === 'error') {
                this.$message.error(`${info.file.name} 上传失败.`);
            } else if (info.file.status === 'removed') {
                this.handleDelete(info.file)
            }
            this.fileList = fileList
            if (info.file.status === 'done' || info.file.status === 'removed') {
                //returnUrl为true时仅返回文件路径
                if (this.returnUrl) {
                    this.handlePathChange()
                } else {
                    //returnUrl为false时返回文件名称、文件路径及文件大小
                    this.newFileList = [];
                    for (var a = 0; a < fileList.length; a++) {
                        // update-begin-author:lvdandan date:20200603 for:【TESTA-514】【开源issue】多个文件同时上传时，控制台报错
                        if (fileList[a].status === 'done') {
                            var fileJson = {
                                fileName: fileList[a].name,
                                filePath: fileList[a].response.message,
                                fileSize: fileList[a].size
                            };
                            this.newFileList.push(fileJson);
                        } else {
                            return;
                        }
                        // update-end-author:lvdandan date:20200603 for:【TESTA-514】【开源issue】多个文件同时上传时，控制台报错
                    }
                    this.$emit('change', this.newFileList);
                }
            }
        },
        handleDelete(file) {
            //如有需要新增 删除逻辑
            console.log(file)
        },
        handlePreview(file) {
            debugger;
            if (this.fileType === FILE_TYPE_IMG) {
                this.previewImage = file.url || file.thumbUrl;
                this.previewVisible = true;
            } else {
                if(file.name.endsWith('.pdf')){
                    let pdfUrl = window._CONFIG['domianURL'] + "/generic/web/viewer.html?file=" + encodeURIComponent(file.url);
                    window.open(pdfUrl,"_blank");
                } else if(file.name.endsWith('.jpg')||file.name.endsWith('.png')||file.name.endsWith('.bmp')){
                this.previewImage = file.url || file.thumbUrl;
                this.previewVisible = true;
              }else{
                    location.href = file.url;
                }
            }
        },
        handleCancel() {
            this.previewVisible = false;
        },
        //---------------------------- begin 图片左右换位置 -------------------------------------
        moveLast() {
            //console.log(ev)
            //console.log(this.fileList)
            //console.log(this.currentImg)
            let index = this.getIndexByUrl();
            if (index == 0) {
                this.$message.warn('未知的操作')
            } else {
                let curr = this.fileList[index].url;
                let last = this.fileList[index - 1].url;
                let arr = []
                for (let i = 0; i < this.fileList.length; i++) {
                    if (i == index - 1) {
                        arr.push(curr)
                    } else if (i == index) {
                        arr.push(last)
                    } else {
                        arr.push(this.fileList[i].url)
                    }
                }
                this.currentImg = last
                this.$emit('change', arr.join(','))
            }
        },
        moveNext() {
            let index = this.getIndexByUrl();
            if (index == this.fileList.length - 1) {
                this.$message.warn('已到最后~')
            } else {
                let curr = this.fileList[index].url;
                let next = this.fileList[index + 1].url;
                let arr = []
                for (let i = 0; i < this.fileList.length; i++) {
                    if (i == index + 1) {
                        arr.push(curr)
                    } else if (i == index) {
                        arr.push(next)
                    } else {
                        arr.push(this.fileList[i].url)
                    }
                }
                this.currentImg = next
                this.$emit('change', arr.join(','))
            }
        },
        getIndexByUrl() {
            for (let i = 0; i < this.fileList.length; i++) {
                if (this.fileList[i].url === this.currentImg || encodeURI(this.fileList[i].url) === this.currentImg) {
                    return i;
                }
            }
            return -1;
        }
    },
    mounted() {
        const moverObj = document.getElementById(this.containerId + '-mover');
        if (moverObj) {
            moverObj.addEventListener('mouseover', () => {
                this.moverHold = true
                this.moveDisplay = 'block';
            });
            moverObj.addEventListener('mouseout', () => {
                this.moverHold = false
                this.moveDisplay = 'none';
            });
        }

        let picList = document.getElementById(this.containerId) ? document.getElementById(this.containerId).getElementsByClassName('ant-upload-list-picture-card') : [];
        if (picList && picList.length > 0) {
            picList[0].addEventListener('mouseover', (ev) => {
                ev = ev || window.event;
                let target = ev.target || ev.srcElement;
                if ('ant-upload-list-item-info' == target.className) {
                    this.showMoverTask = false
                    let item = target.parentElement
                    this.left = item.offsetLeft
                    this.top = item.offsetTop + item.offsetHeight - 50;
                    this.moveDisplay = 'block';
                    this.currentImg = target.getElementsByTagName('img')[0].src
                }

            });

            picList[0].addEventListener('mouseout', (ev) => {
                ev = ev || window.event;
                let target = ev.target || ev.srcElement;
                //console.log('移除',target)
                if ('ant-upload-list-item-info' == target.className) {
                    this.showMoverTask = true
                    setTimeout(() => {
                        if (this.moverHold === false)
                            this.moveDisplay = 'none';
                    }, 100)
                }
                if ('ant-upload-list-item ant-upload-list-item-done' == target.className || 'ant-upload-list ant-upload-list-picture-card' == target.className) {
                    this.moveDisplay = 'none';
                }
            })
            //---------------------------- end 图片左右换位置 -------------------------------------
        }
    },
    model: {
        prop: 'value',
        event: 'change'
    }
}
</script>

<style lang="less">
.uploadty-disabled {
    .ant-upload-list-item {
        .anticon-close {
            display: none;
        }

        .anticon-delete {
            display: none;
        }
    }
}

//---------------------------- begin 图片左右换位置 -------------------------------------
.uploadty-mover-mask {
    background-color: rgba(0, 0, 0, 0.5);
    opacity: .8;
    color: #fff;
    height: 28px;
    line-height: 28px;
}

//---------------------------- end 图片左右换位置 -------------------------------------
</style>