feat(upload): add allowUploadDuplicateFile props

examples/upload/demos/file-flow-list-duplicate.vue

@@ -0,0 +1,28 @@
+<template>
+  <div class="t-upload__file-flow-demo">
+    <div>是否重复文件上传：<t-switch v-model="allowUploadDuplicateFile"></t-switch></div>
+    <t-upload
+      v-model="files"
+      action="https://service-bv448zsw-1257786608.gz.apigw.tencentcs.com/api/upload-demo"
+      placeholder="支持批量上传文件，文件格式不限，最多只能上传 10 份文件"
+      theme="file-flow"
+      multiple
+      :allowUploadDuplicateFile="allowUploadDuplicateFile"
+      :auto-upload="false"
+      :max="10"
+    ></t-upload>
+  </div>
+</template>
+
+<script>
+export default {
+  name: 'TUploadFileFlow',
+
+  data() {
+    return {
+      files: [],
+      allowUploadDuplicateFile: false,
+    };
+  },
+};
+</script>

examples/upload/upload.md

@@ -12,6 +12,7 @@
 -- | -- | -- | -- | --
 accept | String | - | 接受上传的文件类型，[查看 W3C示例](https://www.w3schools.com/tags/att_input_accept.asp)，[查看 MDN 示例](https://developer.mozilla.org/zh-CN/docs/Web/HTML/Element/Input/file) | N
 action | String | - | 上传接口 | N
+allowUploadDuplicateFile | Boolean | false | 是否允许重复上传相同文件名的文件 | N
 autoUpload | Boolean | true | 是否选取文件后自动上传 | N
 beforeUpload | Function | - | 上传文件之前的钩子，参数为上传的文件，返回值决定是否上传。TS 类型：`(file: File | UploadFile) => boolean | Promise<boolean>` | N
 data | Object | - | 上传文件时所需的额外数据。TS 类型：`Record<string, any> | ((file: File) => Record<string, any>)` | N
@@ -26,7 +27,7 @@ formatResponse | Function | - | 用于格式化文件上传后的响应数据。
 headers | Object | - | 设置上传的请求头部。TS 类型：`{[key: string]: string}` | N
 isBatchUpload | Boolean | false | 文件是否作为一个独立文件包，整体替换，整体删除。不允许追加文件，只允许替换文件 | N
 max | Number | 0 | 用于控制文件上传数量，值为 0 则不限制 | N
-method | String | POST | HTTP 请求类型。可选项：POST/GET/PUT/OPTION | N
+method | String | POST | HTTP 请求类型。可选项：POST/GET/PUT/OPTION/PATCH/post/get/put/option/patch | N
 multiple | Boolean | false | 是否支持多选文件 | N
 name | String | 'file' | 文件上传时的名称 | N
 placeholder | String | - | 占位符 | N

src/common.ts

@@ -8,7 +8,7 @@ export type TNode<T = undefined> = T extends undefined
 export type JsxNode = TNodeReturnValue;
 
 export type AttachNodeReturnValue = HTMLElement | Element | Document;
-export type AttachNode = CSSSelector | (() => AttachNodeReturnValue);
+export type AttachNode = CSSSelector | ((triggerNode?: HTMLElement) => AttachNodeReturnValue);
 
 // 与滚动相关的容器类型，因为 document 上没有 scroll 相关属性, 因此排除document
 export type ScrollContainerElement = Window | HTMLElement;

src/upload/flow-list.tsx

@@ -29,6 +29,8 @@ export default Vue.extend({
 
   props: {
     showUploadProgress: props.showUploadProgress,
+    // 是否过滤重复文件
+    allowUploadDuplicateFile: props.allowUploadDuplicateFile,
     // 已上传完成的文件
     files: Array as PropType<Array<UploadFile>>,
     // 合并上传
@@ -65,8 +67,13 @@ export default Vue.extend({
     waitingUploadFiles(): Array<UploadFile> {
       const list: Array<UploadFile> = [];
       this.toUploadFiles.forEach((item) => {
-        const r = this.files.filter((t) => t.name === item.name);
-        if (!r.length) {
+        // 判断是否需要过滤重复文件
+        if (!this.allowUploadDuplicateFile) {
+          const r = this.files.filter((t) => t.name === item.name);
+          if (!r.length) {
+            list.push(item);
+          }
+        } else {
           list.push(item);
         }
       });

src/upload/props.ts

@@ -18,6 +18,8 @@ export default {
     type: String,
     default: '',
   },
+  /** 是否允许重复上传相同文件名的文件 */
+  allowUploadDuplicateFile: Boolean,
   /** 是否选取文件后自动上传 */
   autoUpload: {
     type: Boolean,
@@ -76,7 +78,7 @@ export default {
     default: 'POST' as TdUploadProps['method'],
     validator(val: TdUploadProps['method']): boolean {
       if (!val) return true;
-      return ['POST', 'GET', 'PUT', 'OPTION'].includes(val);
+      return ['POST', 'GET', 'PUT', 'OPTION', 'PATCH', 'post', 'get', 'put', 'option', 'patch'].includes(val);
     },
   },
   /** 是否支持多选文件 */

src/upload/type.ts

@@ -17,6 +17,11 @@ export interface TdUploadProps {
    * @default ''
    */
   action?: string;
+  /**
+   * 是否允许重复上传相同文件名的文件
+   * @default false
+   */
+  allowUploadDuplicateFile?: boolean;
   /**
    * 是否选取文件后自动上传
    * @default true
@@ -82,7 +87,7 @@ export interface TdUploadProps {
    * HTTP 请求类型
    * @default POST
    */
-  method?: 'POST' | 'GET' | 'PUT' | 'OPTION';
+  method?: 'POST' | 'GET' | 'PUT' | 'OPTION' | 'PATCH' | 'post' | 'get' | 'put' | 'option' | 'patch';
   /**
    * 是否支持多选文件
    * @default false

src/upload/upload.tsx

@@ -20,6 +20,7 @@ import { renderContent } from '../utils/render-tnode';
 import props from './props';
 import { ClassName } from '../common';
 import { emitEvent } from '../utils/event';
+import { dedupeFile } from './util';
 import {
   HTMLInputEvent,
   SuccessContext,
@@ -285,7 +286,9 @@ export default mixins(getConfigReceiverMixins<Vue, UploadConfig>('upload')).exte
           if (!canUpload) return;
           const newFiles = this.toUploadFiles.concat();
           newFiles.push(uploadFile);
-          this.toUploadFiles = [...new Set(newFiles)];
+          this.toUploadFiles = !this.allowUploadDuplicateFile
+            ? dedupeFile([...new Set(newFiles)])
+            : [...new Set(newFiles)];
           this.loadingFile = uploadFile;
           if (this.autoUpload) {
             this.upload(uploadFile);
@@ -688,6 +691,7 @@ export default mixins(getConfigReceiverMixins<Vue, UploadConfig>('upload')).exte
             toUploadFiles={this.toUploadFiles}
             remove={this.handleListRemove}
             showUploadProgress={this.showUploadProgress}
+            allowUploadDuplicateFile={this.allowUploadDuplicateFile}
             upload={this.multipleUpload}
             cancel={this.cancelUpload}
             display={this.theme}

src/upload/util.ts

@@ -1,4 +1,6 @@
+import uniqWith from 'lodash/uniqWith';
 import { prefix } from '../config';
+import { UploadFile } from './type';
 
 export const UPLOAD_NAME = `${prefix}-upload`;
 
@@ -35,10 +37,19 @@ export function abridgeName(inputName: string, leftCount = 5, rightcount = 7): s
     const w = name[i];
     const isCn = escape(w).indexOf('%u') === 0;
     if (i < leftCount * 2 && leftLength < leftCount) {
-      isCn ? leftLength += 1 : (leftLength += 2);
+      isCn ? (leftLength += 1) : (leftLength += 2);
     } else if (i > i - rightcount && rightLength < rightcount) {
-      isCn ? rightLength += 1 : (rightLength += 2);
+      isCn ? (rightLength += 1) : (rightLength += 2);
     }
   }
   return name.replace(new RegExp(`^(.{${leftLength}})(.+)(.{${rightLength}})$`), '$1…$3');
 }
+/**
+ * 重复数组检查
+ * @param files Array
+ * @param key string default name
+ * @returns Array of files
+ */
+export function dedupeFile(files: Array<UploadFile>, key = 'name'): any {
+  return uniqWith(files, (val1, val2) => val1[key] === val2[key]);
+}

test/ssr/__snapshots__/ssr.test.js.snap

@@ -16260,6 +16260,36 @@ exports[`ssr snapshot test renders ./examples/upload/demos/file-flow-list-batch-
 </div>
 `;
 
+exports[`ssr snapshot test renders ./examples/upload/demos/file-flow-list-duplicate.vue correctly 1`] = `
+<div class="t-upload__file-flow-demo">
+  <div>是否重复文件上传：<div class="t-switch t-size-m"><span class="t-switch__handle"></span>
+      <div class="t-switch__content t-size-m"></div>
+    </div>
+  </div>
+  <div class="t-upload"><input type="file" multiple="multiple" accept="" hidden="hidden">
+    <div class="t-upload__flow t-upload__flow-file-flow">
+      <div class="t-upload__flow-op">
+        <div class="t-upload__trigger"><button type="button" class="t-button t-size-m t-button--variant-outline t-button--theme-default"><span class="t-button__text">选择文件</span></button></div><small class="t-size-s t-upload__flow-placeholder">支持批量上传文件，文件格式不限，最多只能上传 10 份文件</small>
+      </div>
+      <table class="t-upload__flow-table">
+        <tr>
+          <th>文件名</th>
+          <th>大小</th>
+          <th>状态</th>
+          <th>操作</th>
+        </tr>
+        <tr>
+          <td colspan="4">
+            <div class="t-upload__flow-empty">点击上方“选择文件”或将文件拖拽到此区域</div>
+          </td>
+        </tr>
+      </table>
+      <div class="t-upload__flow-bottom"><button type="button" class="t-button t-size-m t-button--variant-base t-button--theme-default"><span class="t-button__text">取消</span></button><button type="button" disabled="disabled" class="t-button t-size-m t-button--variant-base t-button--theme-primary t-is-disabled"><span class="t-button__text">开始上传</span></button></div>
+    </div>
+  </div>
+</div>
+`;
+
 exports[`ssr snapshot test renders ./examples/upload/demos/image.vue correctly 1`] = `
 <div class="tdesign-demo-upload">
   <div class="tdesign-demo-upload-item">

test/unit/upload/__snapshots__/demo.test.js.snap

@@ -470,6 +470,118 @@ exports[`Upload base fileFlowListBatchUpload works fine 1`] = `
 </div>
 `;
 
+exports[`Upload base fileFlowListDuplicate works fine 1`] = `
+<div
+  class="t-upload__file-flow-demo"
+>
+  <div>
+    是否重复文件上传：
+    <div
+      class="t-switch t-size-m"
+    >
+      <span
+        class="t-switch__handle"
+      />
+      <div
+        class="t-switch__content t-size-m"
+      />
+    </div>
+  </div>
+
+  <div
+    class="t-upload"
+  >
+    <input
+      accept=""
+      hidden="hidden"
+      multiple="multiple"
+      type="file"
+    />
+    <div
+      class="t-upload__flow t-upload__flow-file-flow"
+    >
+      <div
+        class="t-upload__flow-op"
+      >
+        <div
+          class="t-upload__trigger"
+        >
+          <button
+            class="t-button t-size-m t-button--variant-outline t-button--theme-default"
+            type="button"
+          >
+            <span
+              class="t-button__text"
+            >
+              选择文件
+            </span>
+          </button>
+        </div>
+        <small
+          class="t-size-s t-upload__flow-placeholder"
+        >
+          支持批量上传文件，文件格式不限，最多只能上传 10 份文件
+        </small>
+      </div>
+      <table
+        class="t-upload__flow-table"
+      >
+        <tr>
+          <th>
+            文件名
+          </th>
+          <th>
+            大小
+          </th>
+          <th>
+            状态
+          </th>
+          <th>
+            操作
+          </th>
+        </tr>
+        <tr>
+          <td
+            colspan="4"
+          >
+            <div
+              class="t-upload__flow-empty"
+            >
+              点击上方“选择文件”或将文件拖拽到此区域
+            </div>
+          </td>
+        </tr>
+      </table>
+      <div
+        class="t-upload__flow-bottom"
+      >
+        <button
+          class="t-button t-size-m t-button--variant-base t-button--theme-default"
+          type="button"
+        >
+          <span
+            class="t-button__text"
+          >
+            取消
+          </span>
+        </button>
+        <button
+          class="t-button t-size-m t-button--variant-base t-button--theme-primary t-is-disabled"
+          disabled="disabled"
+          type="button"
+        >
+          <span
+            class="t-button__text"
+          >
+            开始上传
+          </span>
+        </button>
+      </div>
+    </div>
+  </div>
+</div>
+`;
+
 exports[`Upload base image works fine 1`] = `
 <div
   class="tdesign-demo-upload"

test/unit/upload/demo.test.js

@@ -11,6 +11,7 @@ import requestMethod from '@/examples/upload/demos/request-method.vue';
 import singleCustom from '@/examples/upload/demos/single-custom.vue';
 import singleInput from '@/examples/upload/demos/single-input.vue';
 import table from '@/examples/upload/demos/table.vue';
+import fileFlowListDuplicate from '@/examples/upload/demos/file-flow-list-duplicate.vue';
 
 // unit test for component in examples.
 describe('Upload', () => {
@@ -66,4 +67,8 @@ describe('Upload', () => {
     const wrapper = mount(table);
     expect(wrapper.element).toMatchSnapshot();
   });
+  it('base fileFlowListDuplicate works fine', () => {
+    const wrapper = mount(fileFlowListDuplicate);
+    expect(wrapper.element).toMatchSnapshot();
+  });
 });