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xuziqiang
451
lib/component/form/upload/uploadV2.vue
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451
lib/component/form/upload/uploadV2.vue
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<!-- @format -->
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<template>
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<div>
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<div class="container clearfix">
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<!-- 图片显示框 -->
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<template v-if="fileList.length">
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<div class="imgList" v-for="(item, index) in fileList" :key="item">
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<div class="imgContainer" @mouseenter="mouseEnter(index)" @mouseleave="mouseLeave(index)">
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<img :src="baseImageUrl + item" class="imgCover" />
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<span v-if="maskShow[index]" class="mask">
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<EyeOutlined v-if="false" @click="handlePreview(item, index)" />
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<DeleteOutlined @click="deleteImg(index)" />
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</span>
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</div>
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</div>
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</template>
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<!-- 图片显示框 /-->
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<!-- 上传图片框/内置了input -->
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<a-upload
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v-if="fileList.length < count"
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list-type="picture-card"
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:before-upload="beforeUpload"
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@change="handleChange"
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:multiple="count != 1"
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:customRequest="selfUpload"
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:showUploadList="false">
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<!-- :disabled="count == 1 && fileUuid ? true : false" -->
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<div v-if="fileList.length < count">
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<template v-if="isLt5M && isJpgOrPngOrJpeg && !loading">
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<UploadOutlined :style="{ fontSize: '14px' }" />
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<div class="ant-upload-text">上传图片</div>
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</template>
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<template v-else-if="loading">
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<LoadingOutlined />
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<div class="ant-upload-text">上传中...</div>
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</template>
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<template v-else>
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<LoadingOutlined />
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<div class="ant-upload-text">校验失败</div>
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</template>
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</div>
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</a-upload>
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<!-- 上传图片框/内置input /-->
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</div>
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<!-- 预览图片弹窗 -->
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<ns-modal :visible="previewVisible" :footer="null" @cancel="handleCancel">
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<img alt="example" style="width: 100%" :src="baseImageUrl + previewImage" />
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</ns-modal>
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<!-- 预览图片弹窗 /-->
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<!-- 错误消息提示 -->
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<div class="err-msg" v-if="!isJpgOrPngOrJpeg">
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<p>{{ fileName }} 文件上传失败</p>
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<p :style="{ color: 'red' }">请选择{{ fileType.join(',') }}的图片</p>
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</div>
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<div class="err-msg" v-if="isJpgOrPngOrJpeg ? !isLt5M : ''">
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<p>{{ fileName }} 文件上传失败</p>
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<p :style="{ color: 'red' }">请选择{{ maxSize / 1024 / 1024 }}M内的图片</p>
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</div>
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<!-- 错误消息提示 /-->
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</div>
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</template>
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<script lang="ts">
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import {
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UploadOutlined,
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LoadingOutlined,
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EyeOutlined,
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DeleteOutlined,
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} from '@ant-design/icons-vue';
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import { defineComponent, ref, computed, reactive, watch } from 'vue';
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import { http } from '/nerv-lib/util/http';
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import { NsMessage } from '/nerv-lib/component/message';
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import { get } from 'lodash-es';
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interface FileItem {
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uid: string;
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type: string;
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size: number;
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name?: string;
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status?: string;
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response?: string;
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percent?: number;
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url?: string;
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preview?: string;
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originFileObj?: any;
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}
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interface FileInfo {
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file: FileItem;
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fileList: FileItem[];
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}
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// 转base64
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function getBase64(file: File) {
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return new Promise((resolve, reject) => {
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console.log(file);
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const reader = new FileReader();
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reader.readAsDataURL(file);
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reader.onload = () => resolve(reader.result);
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reader.onerror = (error) => reject(error);
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});
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}
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export default defineComponent({
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name: 'NsUploadV2.1',
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components: {
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UploadOutlined,
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LoadingOutlined,
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DeleteOutlined,
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EyeOutlined,
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},
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props: {
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// 上传的地址
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url: {
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type: String,
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require: true,
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},
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// 上传的图片大小
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maxSize: {
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type: Number,
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default: 5242880,
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},
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// 上传的图片类型
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fileType: {
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type: Array,
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default: () => {
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return ['jpg', 'png', 'jpeg'];
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},
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},
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// 展示图片数量
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count: {
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type: Number,
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default: 1,
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},
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// 图片归类所需
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params: {
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type: [Object],
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},
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// 请求头配置
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config: {
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type: Object,
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},
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// 上传文件类型，0-证书，1-图片，2-身份证件
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uploadType: {
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type: Number,
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default: 1,
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},
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baseImageUrl: {
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type: String,
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default: '',
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},
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value: {
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type: String || Array,
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},
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valueField: {
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type: String,
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default: 'data.picUuid',
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},
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},
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emits: ['change'],
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setup(props, { emit, attrs }) {
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console.log(props.config);
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const previewVisible = ref<boolean>(false);
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const isLt5M = ref<boolean>(true);
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const isJpgOrPngOrJpeg = ref<boolean>(true);
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const previewImage = ref<string | undefined>('');
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const fileList = ref<string[]>([]);
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const currentImg = ref<string[]>([]);
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const isIntImg = ref(false);
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const baseImageUrl = props.baseImageUrl || '';
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const fileName = ref<string | undefined>('');
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const maskShow = ref<boolean[]>([]);
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const fileUuid = ref<string>('');
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let loading = ref<boolean>(false);
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const acceptType = computed(() =>
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props.fileType.map((item: String) => {
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return 'image/' + item;
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}),
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);
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watch(
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() => props.value,
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(e) => {
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if (e && !fileList.value.length) {
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isIntImg.value = true;
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if (typeof e == 'array') {
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e.map((item: string) => {
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item = baseImageUrl + item;
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fileList.value.push(item);
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currentImg.value.push(item);
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});
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} else {
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fileList.value.push(e);
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currentImg.value.unshift(e);
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previewImage.value = e;
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}
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let fileValue: Array<any> | string = '';
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if (props.count === 1) {
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fileValue = fileList.value[0];
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} else {
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fileValue = fileList.value;
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}
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emit('change', fileValue);
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}
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},
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{
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deep: true,
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immediate: true,
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},
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);
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const beforeUpload = (file: FileItem) => {
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// 上传出错后，下次上传图片前，重置为true，让图片可以上传
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isLt5M.value = true;
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isJpgOrPngOrJpeg.value = true;
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// 限制图片格式,服务器不支持gif图片
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if (file.type === 'image/gif') {
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NsMessage.warn('不支持gif图片');
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return false;
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}
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// console.log(file);
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if (file.name?.split('.')[file.name?.split('.').length - 1] === 'jfif') {
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NsMessage.warn('不支持jfif图片');
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return false;
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}
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isJpgOrPngOrJpeg.value = acceptType.value.includes(file.type);
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// 如果大于指定的大小，显示错误信息
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if (file.size > props.maxSize) {
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isLt5M.value = false;
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}
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fileName.value = file.name;
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return isLt5M.value && isJpgOrPngOrJpeg.value;
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};
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const handleChange = (info: FileInfo) => {
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// 单图上传
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if (info.file.status === 'uploading') {
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console.log(loading.value);
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loading.value = true;
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}
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};
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const fill = (data) => {
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let arr = [];
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if (props.count == 1) return;
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data.map((item) => {
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if (item.indexOf('ParkPic') !== -1) {
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arr.push(item.split('ParkPic/')[1]);
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}
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});
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return arr;
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};
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const selfUpload = async ({ file }) => {
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// if (props.count !== 1) {
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// emit("change", fill(fileList.value));
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// }
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const params = {
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uploadType: props.uploadType,
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};
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const formData = new FormData();
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formData.append('file', file);
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formData.append('uploadType', props.uploadType);
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Object.keys(props.params).map((item) => {
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formData.append(item, props.params[item]);
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});
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let config;
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if (!props.config) {
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config = {
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headers: {
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'Content-Type': 'multipart/form-data',
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},
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// params: params,
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};
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} else {
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config = props.config;
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}
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http
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.post(props.url, formData, config)
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.then((res) => {
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if (props.count > 1) {
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fileList.value.push(get(res, props.valueField));
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emit('change', fill(fileList.value), res);
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} else {
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fileUuid.value = get(res, props.valueField);
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fileList.value = [fileUuid.value];
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loading.value = false;
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emit('change', fileUuid.value, res);
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}
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})
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.catch(() => {
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fileList.value.forEach((item, index) => {
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if (typeof item == 'object') {
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fileList.value.splice(fileList.value.length - 1, 1);
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}
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});
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NsMessage.error('上传失败，请重试');
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});
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};
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const handlePreview = async (item, index: number) => {
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// emit('change', fill(fileList.value));
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console.log(item, index);
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if (props.count > 1) {
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previewImage.value = fileList.value[index];
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} else {
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previewImage.value = fileUuid.value;
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}
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// if (!isIntImg.value) {
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// previewImage.value = (await getBase64(fileList.value[index])) as string;
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// // previewImage.value = (await getBase64(fileList.value[index].originFileObj)) as string;
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// }
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previewVisible.value = true;
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};
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const deleteImg = (index: number) => {
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currentImg.value.splice(index, 1);
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fileList.value.splice(index, 1);
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fileUuid.value = '';
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isIntImg.value = false;
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if (props.count == 1) {
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emit('change', fileUuid.value);
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} else {
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emit('change', fill(fileList.value));
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}
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};
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const handleCancel = () => {
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previewVisible.value = false;
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};
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const mouseEnter = (index: number) => {
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maskShow.value[index] = true;
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};
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const mouseLeave = (index: number) => {
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maskShow.value[index] = false;
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};
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return {
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previewVisible,
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previewImage,
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fileList,
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isLt5M,
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isJpgOrPngOrJpeg,
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fileName,
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currentImg,
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maskShow,
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fileUuid,
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selfUpload,
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handleCancel,
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handlePreview,
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handleChange,
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beforeUpload,
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mouseEnter,
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mouseLeave,
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deleteImg,
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loading,
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};
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},
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});
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</script>
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<style lang="less" scoped>
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:deep(.ant-upload-picture-card-wrapper) {
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width: unset !important;
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}
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:deep(.ant-upload-picture-card-wrapper .ant-upload.ant-upload-select-picture-card) {
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margin: 0;
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width: 64px !important;
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height: 64px !important;
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border: 1px solid #d9d9d9;
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}
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:deep(.ant-upload-picture-card-wrapper .ant-upload.ant-upload-select-picture-card:hover) {
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border-color: #d9d9d9;
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}
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:deep(.ant-upload-select-picture-card i) {
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font-size: 32px;
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color: #999;
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}
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:deep(.ant-upload-select-picture-card .ant-upload-text) {
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color: #666;
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font-size: 12px;
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}
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:deep(.ant-upload-picture-card-wrapper .ant-upload-list-picture-card-container) {
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width: 88px;
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height: 64px !important;
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}
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:deep(.ant-upload-picture-card-wrapper .ant-upload-list-picture-card .ant-upload-list-item) {
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margin: 0;
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padding: 0;
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width: 64px !important;
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height: 64px !important;
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}
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.title,
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.err-msg {
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text-align: left;
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}
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.err-msg p {
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margin: 0;
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}
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.container {
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display: flex;
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justify-content: flex-start;
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flex-wrap: wrap;
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}
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.imgList {
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display: flex;
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}
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.imgContainer {
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margin-right: 16px;
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border: 1px solid #d9d9d9;
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position: relative;
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margin-bottom: 8px;
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}
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.imgCover {
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width: 64px;
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height: 64px;
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object-fit: contain;
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}
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.imgContainer .mask {
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position: absolute;
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top: 0;
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left: 0;
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width: 64px !important;
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height: 64px !important;
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background: rgba(0, 0, 0, 0.5);
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text-align: center;
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line-height: 64px !important;
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}
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.mask .anticon-eye {
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color: white;
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margin-right: 18px;
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}
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.mask .anticon-eye:hover {
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color: #00acff;
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margin-right: 18px;
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}
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.mask .anticon-delete {
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color: white;
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}
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.mask .anticon-delete:hover {
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color: #00acff;
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}
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</style>
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Reference in New Issue
Block a user