<script lang="ts" setup>
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import type { UploadFile, UploadProps } from 'ant-design-vue';
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import type { UploadRequestOption } from 'ant-design-vue/lib/vc-upload/interface';
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import type { AxiosResponse } from '@vben/request';
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import type { AxiosProgressEvent } from '#/api';
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import { ref, toRefs, watch } from 'vue';
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import { $t } from '@vben/locales';
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import { UploadOutlined } from '@ant-design/icons-vue';
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import { message, Upload } from 'ant-design-vue';
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import { isArray, isFunction, isObject, isString } from 'lodash-es';
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import { uploadApi } from '#/api';
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import { checkFileType } from './helper';
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import { UploadResultStatus } from './typing';
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import { useUploadType } from './use-upload';
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defineOptions({ name: 'FileUpload', inheritAttrs: false });
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const props = withDefaults(
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defineProps<{
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/**
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* 建议使用拓展名(不带.)
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* 或者文件头 image/png等(测试判断不准确) 不支持image/*类似的写法
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* 需自行改造 ./helper/checkFileType方法
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*/
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accept?: string[];
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api?: (
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file: Blob | File,
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onUploadProgress?: AxiosProgressEvent,
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) => Promise<AxiosResponse<any>>;
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disabled?: boolean;
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helpText?: string;
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// 最大数量的文件，Infinity不限制
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maxNumber?: number;
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// 文件最大多少MB
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maxSize?: number;
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// 是否支持多选
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multiple?: boolean;
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// support xxx.xxx.xx
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// 返回的字段 默认url
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resultField?: 'fileName' | 'ossId' | 'url' | string;
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/**
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* 是否显示下面的描述
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*/
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showDescription?: boolean;
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value?: string[];
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}>(),
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{
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value: () => [],
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disabled: false,
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helpText: '',
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maxSize: 2,
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maxNumber: 1,
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accept: () => [],
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multiple: false,
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api: uploadApi,
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resultField: '',
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showDescription: true,
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},
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);
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const emit = defineEmits(['change', 'update:value', 'delete']);
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const { accept, helpText, maxNumber, maxSize } = toRefs(props);
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const isInnerOperate = ref<boolean>(false);
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const { getStringAccept } = useUploadType({
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acceptRef: accept,
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helpTextRef: helpText,
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maxNumberRef: maxNumber,
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maxSizeRef: maxSize,
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});
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const fileList = ref<UploadProps['fileList']>([]);
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const isLtMsg = ref<boolean>(true);
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const isActMsg = ref<boolean>(true);
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const isFirstRender = ref<boolean>(true);
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watch(
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() => props.value,
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(v) => {
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if (isInnerOperate.value) {
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isInnerOperate.value = false;
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return;
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}
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let value: string[] = [];
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if (v) {
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if (isArray(v)) {
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value = v;
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} else {
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value.push(v);
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}
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fileList.value = value.map((item, i) => {
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if (item && isString(item)) {
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return {
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uid: `${-i}`,
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name: item.slice(Math.max(0, item.lastIndexOf('/') + 1)),
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status: 'done',
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url: item,
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};
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} else if (item && isObject(item)) {
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return item;
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}
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return null;
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}) as UploadProps['fileList'];
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}
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if (!isFirstRender.value) {
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emit('change', value);
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isFirstRender.value = false;
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}
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},
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{
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immediate: true,
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deep: true,
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},
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);
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const handleRemove = async (file: UploadFile) => {
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if (fileList.value) {
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const index = fileList.value.findIndex((item) => item.uid === file.uid);
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index !== -1 && fileList.value.splice(index, 1);
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const value = getValue();
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isInnerOperate.value = true;
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emit('update:value', value);
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emit('change', value);
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emit('delete', file);
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}
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};
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const beforeUpload = async (file: File) => {
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const { maxSize, accept } = props;
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const isAct = await checkFileType(file, accept);
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if (!isAct) {
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message.error($t('component.upload.acceptUpload', [accept]));
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isActMsg.value = false;
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// 防止弹出多个错误提示
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setTimeout(() => (isActMsg.value = true), 1000);
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}
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const isLt = file.size / 1024 / 1024 > maxSize;
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if (isLt) {
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message.error($t('component.upload.maxSizeMultiple', [maxSize]));
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isLtMsg.value = false;
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// 防止弹出多个错误提示
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setTimeout(() => (isLtMsg.value = true), 1000);
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}
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return (isAct && !isLt) || Upload.LIST_IGNORE;
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};
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async function customRequest(info: UploadRequestOption<any>) {
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const { api } = props;
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if (!api || !isFunction(api)) {
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console.warn('upload api must exist and be a function');
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return;
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}
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try {
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// 进度条事件
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const progressEvent: AxiosProgressEvent = (e) => {
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const percent = Math.trunc((e.loaded / e.total!) * 100);
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info.onProgress!({ percent });
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};
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const res = await api?.(info.file as File, progressEvent);
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/**
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* 由getValue处理 传对象过去
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* 直接传string(id)会被转为Number
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* 内部的逻辑由requestClient.upload处理 这里不用判断业务状态码 不符合会自动reject
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*/
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info.onSuccess!(res);
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message.success($t('component.upload.uploadSuccess'));
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// 获取
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const value = getValue();
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isInnerOperate.value = true;
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emit('update:value', value);
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emit('change', value);
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} catch (error: any) {
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console.error(error);
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info.onError!(error);
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}
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}
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function getValue() {
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const list = (fileList.value || [])
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.filter((item) => item?.status === UploadResultStatus.DONE)
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.map((item: any) => {
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if (item?.response && props?.resultField) {
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return item?.response?.[props.resultField];
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}
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// 适用于已经有图片 回显的情况 会默认在init处理为{url: 'xx'}
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if (item?.url) {
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return item.url;
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}
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// 注意这里取的key为 url
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return item?.response?.url;
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});
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return list;
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}
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</script>
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<template>
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<div>
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<Upload
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v-bind="$attrs"
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v-model:file-list="fileList"
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:accept="getStringAccept"
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:before-upload="beforeUpload"
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:custom-request="customRequest"
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:disabled="disabled"
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:max-count="maxNumber"
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:multiple="multiple"
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list-type="text"
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:progress="{ showInfo: true }"
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@remove="handleRemove"
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>
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<div v-if="fileList && fileList.length < maxNumber">
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<a-button>
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<UploadOutlined />
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{{ $t('component.upload.upload') }}
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</a-button>
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</div>
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<div v-if="showDescription" class="mt-2 flex flex-wrap items-center">
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请上传不超过
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<div class="text-primary mx-1 font-bold">{{ maxSize }}MB</div>
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的
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<div class="text-primary mx-1 font-bold">{{ accept.join('/') }}</div>
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格式文件
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</div>
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</Upload>
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</div>
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</template>
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<style>
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.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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.ant-upload-select-picture-card .ant-upload-text {
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margin-top: 8px;
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color: #666;
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}
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</style>
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