| 提交 | 用户 | 时间 | ||
| e57a89 | 1 | <template> |
| 懒 | 2 | <div class="upload-file"> |
| 3 | <el-upload | |
| 4 | multiple | |
| 5 | :action="uploadFileUrl" | |
| 6 | :before-upload="handleBeforeUpload" | |
| 7 | :file-list="fileList" | |
| 8 | :limit="limit" | |
| 9 | :on-error="handleUploadError" | |
| 10 | :on-exceed="handleExceed" | |
| 11 | :on-success="handleUploadSuccess" | |
| 12 | :show-file-list="false" | |
| 13 | :headers="headers" | |
| 14 | class="upload-file-uploader" | |
| 15 | ref="fileUpload" | |
| 16 | > | |
| 17 | <!-- 上传按钮 --> | |
| 18 | <el-button size="mini" type="primary">选取文件</el-button> | |
| 19 | <!-- 上传提示 --> | |
| 20 | <div class="el-upload__tip" slot="tip" v-if="showTip"> | |
| 21 | 请上传 | |
| 22 | <template v-if="fileSize"> 大小不超过 <b style="color: #f56c6c">{{ fileSize }}MB</b> </template> | |
| 23 | <template v-if="fileType"> 格式为 <b style="color: #f56c6c">{{ fileType.join("/") }}</b> </template> | |
| 24 | 的文件 | |
| 25 | </div> | |
| 26 | </el-upload> | |
| 27 | ||
| 28 | <!-- 文件列表 --> | |
| 29 | <transition-group class="upload-file-list el-upload-list el-upload-list--text" name="el-fade-in-linear" tag="ul"> | |
| 30 | <li :key="file.url" class="el-upload-list__item ele-upload-list__item-content" v-for="(file, index) in fileList"> | |
| 31 | <el-link :href="`${baseUrl}${file.url}`" :underline="false" target="_blank"> | |
| 32 | <span class="el-icon-document"> {{ getFileName(file.name) }} </span> | |
| 33 | </el-link> | |
| 34 | <div class="ele-upload-list__item-content-action"> | |
| 35 | <el-link :underline="false" @click="handleDelete(index)" type="danger">删除</el-link> | |
| 36 | </div> | |
| 37 | </li> | |
| 38 | </transition-group> | |
| 39 | </div> | |
| 40 | </template> | |
| 41 | ||
| 42 | <script> | |
| 43 | import { getToken } from "@/utils/auth"; | |
| 44 | ||
| 45 | export default { | |
| 46 | name: "FileUpload", | |
| 47 | props: { | |
| 48 | // 值 | |
| 49 | value: [String, Object, Array], | |
| 50 | // 数量限制 | |
| 51 | limit: { | |
| 52 | type: Number, | |
| 53 | default: 5, | |
| 54 | }, | |
| 55 | // 大小限制(MB) | |
| 56 | fileSize: { | |
| 57 | type: Number, | |
| 58 | default: 5, | |
| 59 | }, | |
| 60 | // 文件类型, 例如['png', 'jpg', 'jpeg'] | |
| 61 | fileType: { | |
| 62 | type: Array, | |
| 63 | default: () => ["doc", "xls", "ppt", "txt", "pdf"], | |
| 64 | }, | |
| 65 | // 是否显示提示 | |
| 66 | isShowTip: { | |
| 67 | type: Boolean, | |
| 68 | default: true | |
| 69 | } | |
| 70 | }, | |
| 71 | data() { | |
| 72 | return { | |
| 73 | number: 0, | |
| 74 | uploadList: [], | |
| 75 | baseUrl: process.env.VUE_APP_BASE_API, | |
| 76 | uploadFileUrl: process.env.VUE_APP_BASE_API + "/common/upload", // 上传文件服务器地址 | |
| 77 | headers: { | |
| 78 | Authorization: "Bearer " + getToken(), | |
| 79 | }, | |
| 80 | fileList: [], | |
| 81 | }; | |
| 82 | }, | |
| 83 | watch: { | |
| 84 | value: { | |
| 85 | handler(val) { | |
| 86 | if (val) { | |
| 87 | let temp = 1; | |
| 88 | // 首先将值转为数组 | |
| 89 | const list = Array.isArray(val) ? val : this.value.split(','); | |
| 90 | // 然后将数组转为对象数组 | |
| 91 | this.fileList = list.map(item => { | |
| 92 | if (typeof item === "string") { | |
| 93 | item = { name: item, url: item }; | |
| 94 | } | |
| 95 | item.uid = item.uid || new Date().getTime() + temp++; | |
| 96 | return item; | |
| 97 | }); | |
| 98 | } else { | |
| 99 | this.fileList = []; | |
| 100 | return []; | |
| 101 | } | |
| 102 | }, | |
| 103 | deep: true, | |
| 104 | immediate: true | |
| 105 | } | |
| 106 | }, | |
| 107 | computed: { | |
| 108 | // 是否显示提示 | |
| 109 | showTip() { | |
| 110 | return this.isShowTip && (this.fileType || this.fileSize); | |
| 111 | }, | |
| 112 | }, | |
| 113 | methods: { | |
| 114 | // 上传前校检格式和大小 | |
| 115 | handleBeforeUpload(file) { | |
| 116 | // 校检文件类型 | |
| 117 | if (this.fileType) { | |
| 118 | const fileName = file.name.split('.'); | |
| 119 | const fileExt = fileName[fileName.length - 1]; | |
| 120 | const isTypeOk = this.fileType.indexOf(fileExt) >= 0; | |
| 121 | if (!isTypeOk) { | |
| 122 | this.$modal.msgError(`文件格式不正确, 请上传${this.fileType.join("/")}格式文件!`); | |
| 123 | return false; | |
| 124 | } | |
| 125 | } | |
| 126 | // 校检文件大小 | |
| 127 | if (this.fileSize) { | |
| 128 | const isLt = file.size / 1024 / 1024 < this.fileSize; | |
| 129 | if (!isLt) { | |
| 130 | this.$modal.msgError(`上传文件大小不能超过 ${this.fileSize} MB!`); | |
| 131 | return false; | |
| 132 | } | |
| 133 | } | |
| 134 | this.$modal.loading("正在上传文件，请稍候..."); | |
| 135 | this.number++; | |
| 136 | return true; | |
| 137 | }, | |
| 138 | // 文件个数超出 | |
| 139 | handleExceed() { | |
| 140 | this.$modal.msgError(`上传文件数量不能超过 ${this.limit} 个!`); | |
| 141 | }, | |
| 142 | // 上传失败 | |
| 143 | handleUploadError(err) { | |
| 144 | this.$modal.msgError("上传文件失败，请重试"); | |
| 145 | this.$modal.closeLoading(); | |
| 146 | }, | |
| 147 | // 上传成功回调 | |
| 148 | handleUploadSuccess(res, file) { | |
| 149 | if (res.code === 200) { | |
| 150 | this.uploadList.push({ name: res.fileName, url: res.fileName }); | |
| 151 | this.uploadedSuccessfully(); | |
| 152 | } else { | |
| 153 | this.number--; | |
| 154 | this.$modal.closeLoading(); | |
| 155 | this.$modal.msgError(res.msg); | |
| 156 | this.$refs.fileUpload.handleRemove(file); | |
| 157 | this.uploadedSuccessfully(); | |
| 158 | } | |
| 159 | }, | |
| 160 | // 删除文件 | |
| 161 | handleDelete(index) { | |
| 162 | this.fileList.splice(index, 1); | |
| 163 | this.$emit("input", this.listToString(this.fileList)); | |
| 164 | }, | |
| 165 | // 上传结束处理 | |
| 166 | uploadedSuccessfully() { | |
| 167 | if (this.number > 0 && this.uploadList.length === this.number) { | |
| 168 | this.fileList = this.fileList.concat(this.uploadList); | |
| 169 | this.uploadList = []; | |
| 170 | this.number = 0; | |
| 171 | this.$emit("input", this.listToString(this.fileList)); | |
| 172 | this.$modal.closeLoading(); | |
| 173 | } | |
| 174 | }, | |
| 175 | // 获取文件名称 | |
| 176 | getFileName(name) { | |
| 177 | // 如果是url那么取最后的名字 如果不是直接返回 | |
| 178 | if (name.lastIndexOf("/") > -1) { | |
| 179 | return name.slice(name.lastIndexOf("/") + 1); | |
| 180 | } else { | |
| 181 | return name; | |
| 182 | } | |
| 183 | }, | |
| 184 | // 对象转成指定字符串分隔 | |
| 185 | listToString(list, separator) { | |
| 186 | let strs = ""; | |
| 187 | separator = separator || ","; | |
| 188 | for (let i in list) { | |
| 189 | strs += list[i].url + separator; | |
| 190 | } | |
| 191 | return strs != '' ? strs.substr(0, strs.length - 1) : ''; | |
| 192 | } | |
| 193 | } | |
| 194 | }; | |
| 195 | </script> | |
| 196 | ||
| 197 | <style scoped lang="scss"> | |
| 198 | .upload-file-uploader { | |
| 199 | margin-bottom: 5px; | |
| 200 | } | |
| 201 | .upload-file-list .el-upload-list__item { | |
| 202 | border: 1px solid #e4e7ed; | |
| 203 | line-height: 2; | |
| 204 | margin-bottom: 10px; | |
| 205 | position: relative; | |
| 206 | } | |
| 207 | .upload-file-list .ele-upload-list__item-content { | |
| 208 | display: flex; | |
| 209 | justify-content: space-between; | |
| 210 | align-items: center; | |
| 211 | color: inherit; | |
| 212 | } | |
| 213 | .ele-upload-list__item-content-action .el-link { | |
| 214 | margin-right: 10px; | |
| 215 | } | |
| 216 | </style> | |
