fix(uploader): 修复选择多个文件上传只会上传一个文件的问题 Fixes #2549

src/packages/uploader/uploader.taro.tsx

@@ -387,6 +387,7 @@ const InternalUploader: ForwardRefRenderFunction<
   }
 
   const readFile = <T extends TFileType>(files: T[]) => {
+    const results: FileItem[] = []
     files.forEach((file: T, index: number) => {
       let fileType = file.type
       const filepath = (file.tempFilePath || file.path) as string
@@ -428,8 +429,9 @@ const InternalUploader: ForwardRefRenderFunction<
         fileItem.url = fileType === 'video' ? file.thumbTempFilePath : filepath
       }
       executeUpload(fileItem, index)
-      setFileList([...fileList, fileItem])
+      results.push(fileItem)
     })
+    setFileList([...fileList, ...results])
   }
 
   const filterFiles = <T extends TFileType>(files: T[]) => {

src/packages/uploader/uploader.tsx

@@ -288,6 +288,7 @@
   }
 
   const readFile = (files: File[]) => {
+    const results: FileItem[] = []
     files.forEach((file: File, index: number) => {
       const formData = new FormData()
       formData.append(name, file)
@@ -306,13 +307,15 @@
         const reader = new FileReader()
         reader.onload = (event: ProgressEvent<FileReader>) => {
           fileItem.url = (event.target as FileReader).result as string
-          setFileList([...fileList, fileItem])
+          // setFileList([...fileList, fileItem])
+          results.push(fileItem)
         }
         reader.readAsDataURL(file)
       } else {
-        setFileList([...fileList, fileItem])
+        results.push(fileItem)
       }
     })
+    setFileList([...fileList, ...results])
   }
 
   const filterFiles = (files: File[]) => {