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优化文件上传

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不做码农
2022-03-26 20:23:47 +08:00
parent 494ccdbb88
commit 79f57c7ea5
9 changed files with 146 additions and 98 deletions
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2
ZR.Vue/src/components/FileUpload/index.vue
View File

@@ -52,7 +52,7 @@ export default {
// 文件类型, 例如['png', 'jpg', 'jpeg']
fileType: {
type: Array,
default: () => ['doc', 'xls', 'ppt', 'txt', 'pdf', 'svga', 'json']
default: () => ['doc', 'xls', 'ppt', 'txt', 'pdf', 'json']
},
// 是否显示提示
isShowTip: {

134
ZR.Vue/src/components/UploadImage/index.vue
View File

@@ -1,7 +1,7 @@
<template>
<div class="component-upload-image">
<el-upload list-type="picture-card" :action="uploadImgUrl" :on-success="handleUploadSuccess" :before-upload="handleBeforeUpload"
:on-exceed="handleExceed" :on-remove="handleRemove" :on-error="handleUploadError" name="file" :show-file-list="true" :limit="limit"
:on-exceed="handleExceed" :on-remove="handleRemove" :on-error="handleUploadError" name="file" :show-file-list="true" :data="data" :limit="limit"
:file-list="fileList" :on-preview="handlePictureCardPreview" :on-progress="uploadProcess" :class="{hide: this.fileList.length >= this.limit}"
:headers="headers">
<i slot="default" class="el-icon-plus"></i>
@@ -20,7 +20,7 @@
</template>
<script>
import { getToken } from "@/utils/auth";
import { getToken } from '@/utils/auth'
export default {
props: {
@@ -28,158 +28,162 @@ export default {
// 图片数量限制
limit: {
type: Number,
default: 1,
default: 1
},
column: [String],
// 上传地址
uploadUrl: {
type: String,
default: process.env.VUE_APP_UPLOAD_URL ?? "/Common/UploadFile",
default: process.env.VUE_APP_UPLOAD_URL ?? '/Common/UploadFile'
},
// 文件类型, 例如['png', 'jpg', 'jpeg']
fileType: {
type: Array,
default: () => ["png", "jpg", "jpeg", "webp"],
default: () => ['png', 'jpg', 'jpeg', 'webp']
},
// 大小限制(MB)
fileSize: {
type: Number,
default: 5,
default: 5
},
//显示手动输入地址
// 显示手动输入地址
showInput: false,
// 是否显示提示
isShowTip: {
type: Boolean,
default: true,
default: true
},
// 上传携带的参数
data: {
type: Object
}
},
data() {
return {
dialogImageUrl: "",
dialogImageUrl: '',
dialogVisible: false,
hideUpload: false,
uploadImgUrl: process.env.VUE_APP_BASE_API + this.uploadUrl, // 上传的图片服务器地址
headers: {
Authorization: "Bearer " + getToken(),
Authorization: 'Bearer ' + getToken()
},
imageUrl: "",
fileList: [],
};
imageUrl: '',
fileList: []
}
},
watch: {
//监听 v-model 的值
// 监听 v-model 的值
value: {
immediate: true,
deep: true,
handler: function (val) {
handler: function(val) {
if (val) {
// 首先将值转为数组
const list = Array.isArray(val) ? val : this.value.split(",");
const list = Array.isArray(val) ? val : this.value.split(',')
// 然后将数组转为对象数组
this.fileList = list.map((item) => {
if (typeof item === "string") {
if (typeof item === 'string') {
// if (item.indexOf(this.baseUrl) === -1) {
// item = { name: this.baseUrl + item, url: this.baseUrl + item };
// } else {
item = { name: item, url: item };
item = { name: item, url: item }
// }
}
return item;
});
return item
})
} else {
this.fileList = [];
return [];
this.fileList = []
return []
}
},
},
}
}
},
computed: {
// 是否显示提示
showTip() {
return this.isShowTip && (this.fileType || this.fileSize);
},
return this.isShowTip && (this.fileType || this.fileSize)
}
},
methods: {
// 删除图片
handleRemove(file, fileList) {
const findex = this.fileList.map((f) => f.name).indexOf(file.name);
const findex = this.fileList.map((f) => f.name).indexOf(file.name)
if (findex > -1) {
this.fileList.splice(findex, 1);
this.$emit("input", this.column, this.listToString(this.fileList));
this.fileList.splice(findex, 1)
this.$emit('input', this.column, this.listToString(this.fileList))
}
},
//上传成功回调
// 上传成功回调
handleUploadSuccess(res) {
console.log(res);
console.log(res)
if (res.code != 200) {
this.msgError(`上传失败，原因:${res.msg}!`);
return;
this.msgError(`上传失败，原因:${res.msg}!`)
return
}
this.fileList.push({ name: res.data.fileName, url: res.data.url });
this.$emit(`input`, this.column, this.listToString(this.fileList));
this.fileList.push({ name: res.data.fileName, url: res.data.url })
this.$emit(`input`, this.column, this.listToString(this.fileList))
},
// 上传前loading加载
handleBeforeUpload(file) {
let isImg = false;
let isImg = false
if (this.fileType.length) {
let fileExtension = "";
if (file.name.lastIndexOf(".") > -1) {
fileExtension = file.name.slice(file.name.lastIndexOf(".") + 1);
let fileExtension = ''
if (file.name.lastIndexOf('.') > -1) {
fileExtension = file.name.slice(file.name.lastIndexOf('.') + 1)
}
isImg = this.fileType.some((type) => {
if (file.type.indexOf(type) > -1) return true;
if (fileExtension && fileExtension.indexOf(type) > -1) return true;
return false;
});
if (file.type.indexOf(type) > -1) return true
if (fileExtension && fileExtension.indexOf(type) > -1) return true
return false
})
} else {
isImg = file.type.indexOf("image") > -1;
isImg = file.type.indexOf('image') > -1
}
if (!isImg) {
this.msgError(
`文件格式不正确, 请上传${this.fileType.join("/")}图片格式文件!`
);
return false;
`文件格式不正确, 请上传${this.fileType.join('/')}图片格式文件!`
)
return false
}
if (this.fileSize) {
const isLt = file.size / 1024 / 1024 < this.fileSize;
const isLt = file.size / 1024 / 1024 < this.fileSize
if (!isLt) {
this.msgError(`上传头像图片大小不能超过 ${this.fileSize} MB!`);
return false;
this.msgError(`上传头像图片大小不能超过 ${this.fileSize} MB!`)
return false
}
}
},
// 文件个数超出
handleExceed() {
this.$message.error(`上传文件数量不能超过 ${this.limit} 个!`);
this.$message.error(`上传文件数量不能超过 ${this.limit} 个!`)
},
// 预览
handlePictureCardPreview(file) {
this.dialogImageUrl = file.url;
this.dialogVisible = true;
this.dialogImageUrl = file.url
this.dialogVisible = true
},
// 对象转成指定字符串分隔
listToString(list, separator) {
let strs = "";
separator = separator || ",";
for (let i in list) {
strs += list[i].url.replace(this.baseUrl, "") + separator;
let strs = ''
separator = separator || ','
for (const i in list) {
strs += list[i].url.replace(this.baseUrl, '') + separator
}
return strs != "" ? strs.substr(0, strs.length - 1) : "";
return strs != '' ? strs.substr(0, strs.length - 1) : ''
},
handleUploadError() {
this.$message({
type: "error",
message: "上传失败",
});
type: 'error',
message: '上传失败'
})
},
// 上传进度
uploadProcess(event, file, fileList) {
console.log("上传进度" + file.percentage);
},
},
};
console.log('上传进度' + file.percentage)
}
}
}
</script>
<style scoped lang="scss">