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<!-- @format -->
<template>
<div>
<div class="container clearfix">
<!-- 图片显示框 -->
<template v-if="fileList.length">
<div class="imgList" v-for="(item, index) in fileList" :key="item">
<div class="imgContainer" @mouseenter="mouseEnter(index)" @mouseleave="mouseLeave(index)">
<img :src="baseImageUrl + item" class="imgCover" />
<span v-if="maskShow[index]" class="mask">
<EyeOutlined v-if="false" @click="handlePreview(item, index)" />
<DeleteOutlined @click="deleteImg(index)" />
</span>
</div>
</div>
</template>
<!-- 图片显示框 /-->
<!-- 上传图片框/内置了input -->
<a-upload
v-if="fileList.length < count"
list-type="picture-card"
:before-upload="beforeUpload"
@change="handleChange"
:multiple="count != 1"
:customRequest="selfUpload"
:showUploadList="false">
<!-- :disabled="count == 1 && fileUuid ? true : false" -->
<div v-if="fileList.length < count">
<template v-if="isLt5M && isJpgOrPngOrJpeg && !loading">
<UploadOutlined :style="{ fontSize: '14px' }" />
<div class="ant-upload-text">上传图片</div>
</template>
<template v-else-if="loading">
<LoadingOutlined />
<div class="ant-upload-text">上传中...</div>
</template>
<template v-else>
<LoadingOutlined />
<div class="ant-upload-text">校验失败</div>
</template>
</div>
</a-upload>
<!-- 上传图片框/内置input /-->
</div>
<!-- 预览图片弹窗 -->
<ns-modal :visible="previewVisible" :footer="null" @cancel="handleCancel">
<img alt="example" style="width: 100%" :src="baseImageUrl + previewImage" />
</ns-modal>
<!-- 预览图片弹窗 /-->
<!-- 错误消息提示 -->
<div class="err-msg" v-if="!isJpgOrPngOrJpeg">
<p>{{ fileName }} 文件上传失败</p>
<p :style="{ color: 'red' }">请选择{{ fileType.join(',') }}的图片</p>
</div>
<div class="err-msg" v-if="isJpgOrPngOrJpeg ? !isLt5M : ''">
<p>{{ fileName }} 文件上传失败</p>
<p :style="{ color: 'red' }">请选择{{ maxSize / 1024 / 1024 }}M内的图片</p>
</div>
<!-- 错误消息提示 /-->
</div>
</template>
<script lang="ts">
import {
UploadOutlined,
LoadingOutlined,
EyeOutlined,
DeleteOutlined,
} from '@ant-design/icons-vue';
import { defineComponent, ref, computed, reactive, watch } from 'vue';
import { http } from '/nerv-lib/util/http';
import { NsMessage } from '/nerv-lib/component/message';
import { get } from 'lodash-es';
interface FileItem {
uid: string;
type: string;
size: number;
name?: string;
status?: string;
response?: string;
percent?: number;
url?: string;
preview?: string;
originFileObj?: any;
}
interface FileInfo {
file: FileItem;
fileList: FileItem[];
}
// 转base64
function getBase64(file: File) {
return new Promise((resolve, reject) => {
console.log(file);
const reader = new FileReader();
reader.readAsDataURL(file);
reader.onload = () => resolve(reader.result);
reader.onerror = (error) => reject(error);
});
}
export default defineComponent({
name: 'NsUploadV2.1',
components: {
UploadOutlined,
LoadingOutlined,
DeleteOutlined,
EyeOutlined,
},
props: {
// 上传的地址
url: {
type: String,
require: true,
},
// 上传的图片大小
maxSize: {
type: Number,
default: 5242880,
},
// 上传的图片类型
fileType: {
type: Array,
default: () => {
return ['jpg', 'png', 'jpeg'];
},
},
// 展示图片数量
count: {
type: Number,
default: 1,
},
// 图片归类所需
params: {
type: [Object],
},
// 请求头配置
config: {
type: Object,
},
// 上传文件类型,0-证书,1-图片,2-身份证件
uploadType: {
type: Number,
default: 1,
},
baseImageUrl: {
type: String,
default: '',
},
value: {
type: String || Array,
},
valueField: {
type: String,
default: 'data.picUuid',
},
},
emits: ['change'],
setup(props, { emit, attrs }) {
console.log(props.config);
const previewVisible = ref<boolean>(false);
const isLt5M = ref<boolean>(true);
const isJpgOrPngOrJpeg = ref<boolean>(true);
const previewImage = ref<string | undefined>('');
const fileList = ref<string[]>([]);
const currentImg = ref<string[]>([]);
const isIntImg = ref(false);
const baseImageUrl = props.baseImageUrl || '';
const fileName = ref<string | undefined>('');
const maskShow = ref<boolean[]>([]);
const fileUuid = ref<string>('');
let loading = ref<boolean>(false);
const acceptType = computed(() =>
props.fileType.map((item: String) => {
return 'image/' + item;
}),
);
watch(
() => props.value,
(e) => {
if (e && !fileList.value.length) {
isIntImg.value = true;
if (typeof e == 'array') {
e.map((item: string) => {
item = baseImageUrl + item;
fileList.value.push(item);
currentImg.value.push(item);
});
} else {
fileList.value.push(e);
currentImg.value.unshift(e);
previewImage.value = e;
}
let fileValue: Array<any> | string = '';
if (props.count === 1) {
fileValue = fileList.value[0];
} else {
fileValue = fileList.value;
}
emit('change', fileValue);
}
},
{
deep: true,
immediate: true,
},
);
const beforeUpload = (file: FileItem) => {
// 上传出错后,下次上传图片前,重置为true,让图片可以上传
isLt5M.value = true;
isJpgOrPngOrJpeg.value = true;
// 限制图片格式,服务器不支持gif图片
if (file.type === 'image/gif') {
NsMessage.warn('不支持gif图片');
return false;
}
// console.log(file);
if (file.name?.split('.')[file.name?.split('.').length - 1] === 'jfif') {
NsMessage.warn('不支持jfif图片');
return false;
}
isJpgOrPngOrJpeg.value = acceptType.value.includes(file.type);
// 如果大于指定的大小,显示错误信息
if (file.size > props.maxSize) {
isLt5M.value = false;
}
fileName.value = file.name;
return isLt5M.value && isJpgOrPngOrJpeg.value;
};
const handleChange = (info: FileInfo) => {
// 单图上传
if (info.file.status === 'uploading') {
console.log(loading.value);
loading.value = true;
}
};
const fill = (data) => {
let arr = [];
if (props.count == 1) return;
data.map((item) => {
if (item.indexOf('ParkPic') !== -1) {
arr.push(item.split('ParkPic/')[1]);
}
});
return arr;
};
const selfUpload = async ({ file }) => {
// if (props.count !== 1) {
// emit("change", fill(fileList.value));
// }
const params = {
uploadType: props.uploadType,
};
const formData = new FormData();
formData.append('file', file);
formData.append('uploadType', props.uploadType);
Object.keys(props.params).map((item) => {
formData.append(item, props.params[item]);
});
let config;
if (!props.config) {
config = {
headers: {
'Content-Type': 'multipart/form-data',
},
// params: params,
};
} else {
config = props.config;
}
http
.post(props.url, formData, config)
.then((res) => {
if (props.count > 1) {
fileList.value.push(get(res, props.valueField));
emit('change', fill(fileList.value), res);
} else {
fileUuid.value = get(res, props.valueField);
fileList.value = [fileUuid.value];
loading.value = false;
emit('change', fileUuid.value, res);
}
})
.catch(() => {
fileList.value.forEach((item, index) => {
if (typeof item == 'object') {
fileList.value.splice(fileList.value.length - 1, 1);
}
});
NsMessage.error('上传失败,请重试');
});
};
const handlePreview = async (item, index: number) => {
// emit('change', fill(fileList.value));
console.log(item, index);
if (props.count > 1) {
previewImage.value = fileList.value[index];
} else {
previewImage.value = fileUuid.value;
}
// if (!isIntImg.value) {
// previewImage.value = (await getBase64(fileList.value[index])) as string;
// // previewImage.value = (await getBase64(fileList.value[index].originFileObj)) as string;
// }
previewVisible.value = true;
};
const deleteImg = (index: number) => {
currentImg.value.splice(index, 1);
fileList.value.splice(index, 1);
fileUuid.value = '';
isIntImg.value = false;
if (props.count == 1) {
emit('change', fileUuid.value);
} else {
emit('change', fill(fileList.value));
}
};
const handleCancel = () => {
previewVisible.value = false;
};
const mouseEnter = (index: number) => {
maskShow.value[index] = true;
};
const mouseLeave = (index: number) => {
maskShow.value[index] = false;
};
return {
previewVisible,
previewImage,
fileList,
isLt5M,
isJpgOrPngOrJpeg,
fileName,
currentImg,
maskShow,
fileUuid,
selfUpload,
handleCancel,
handlePreview,
handleChange,
beforeUpload,
mouseEnter,
mouseLeave,
deleteImg,
loading,
};
},
});
</script>
<style lang="less" scoped>
:deep(.ant-upload-picture-card-wrapper) {
width: unset !important;
}
:deep(.ant-upload-picture-card-wrapper .ant-upload.ant-upload-select-picture-card) {
margin: 0;
width: 64px !important;
height: 64px !important;
border: 1px solid #d9d9d9;
}
:deep(.ant-upload-picture-card-wrapper .ant-upload.ant-upload-select-picture-card:hover) {
border-color: #d9d9d9;
}
:deep(.ant-upload-select-picture-card i) {
font-size: 32px;
color: #999;
}
:deep(.ant-upload-select-picture-card .ant-upload-text) {
color: #666;
font-size: 12px;
}
:deep(.ant-upload-picture-card-wrapper .ant-upload-list-picture-card-container) {
width: 88px;
height: 64px !important;
}
:deep(.ant-upload-picture-card-wrapper .ant-upload-list-picture-card .ant-upload-list-item) {
margin: 0;
padding: 0;
width: 64px !important;
height: 64px !important;
}
.title,
.err-msg {
text-align: left;
}
.err-msg p {
margin: 0;
}
.container {
display: flex;
justify-content: flex-start;
flex-wrap: wrap;
}
.imgList {
display: flex;
}
.imgContainer {
margin-right: 16px;
border: 1px solid #d9d9d9;
position: relative;
margin-bottom: 8px;
}
.imgCover {
width: 64px;
height: 64px;
object-fit: contain;
}
.imgContainer .mask {
position: absolute;
top: 0;
left: 0;
width: 64px !important;
height: 64px !important;
background: rgba(0, 0, 0, 0.5);
text-align: center;
line-height: 64px !important;
}
.mask .anticon-eye {
color: white;
margin-right: 18px;
}
.mask .anticon-eye:hover {
color: #00acff;
margin-right: 18px;
}
.mask .anticon-delete {
color: white;
}
.mask .anticon-delete:hover {
color: #00acff;
}
</style>