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import React, { useState } from 'react' |
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import { __ } from '@wordpress/i18n' |
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import { ImportCard } from '../../common/ImportCard' |
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import { DragDropUploadArea } from './DragDropUploadArea' |
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import { SelectedFilesList } from './SelectedFilesList' |
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import { UploadButton } from './UploadButton' |
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import type { UploadedFile } from './UploadButton' |
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import type { ImportResult } from '../SelectSnippets/ImportResultDisplay' |
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import type { ImportableSnippetSchema } from '../../../../types/schema/ImportableSnippetSchema' |
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import type { Dispatch, RefObject, SetStateAction } from 'react' |
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|
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const processFileList = (fileList: FileList): UploadedFile[] => { |
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const uuids = new Uint32Array(fileList.length) |
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window.crypto.getRandomValues(uuids) |
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|
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return Array.from(uuids).map((uuid, index) => ({ |
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id: uuid.toString(), |
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name: fileList[index].name, |
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file: fileList[index] |
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})) |
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} |
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|
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const buildFileList = (files: UploadedFile[]): FileList => { |
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const dataTransfer = new DataTransfer() |
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files.forEach(newFile => dataTransfer.items.add(newFile.file)) |
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return dataTransfer.files |
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} |
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|
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export interface SelectFilesProps { |
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onSuccess: (snippets: ImportableSnippetSchema[]) => void |
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fileInputRef: RefObject<HTMLInputElement> |
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selectedFiles: UploadedFile[] | undefined |
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setImportResult: (result: ImportResult | undefined) => void |
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setSelectedFiles: Dispatch<SetStateAction<UploadedFile[] | undefined>> |
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} |
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|
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export const SelectFiles: React.FC<SelectFilesProps> = ({ |
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onSuccess, |
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fileInputRef, |
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selectedFiles, |
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setImportResult, |
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setSelectedFiles |
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}) => { |
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const [isUploading, setIsUploading] = useState(false) |
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|
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const handleRemoveFile = (file: UploadedFile) => { |
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setSelectedFiles(previous => { |
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const newFiles = previous?.filter(fileItem => fileItem.id !== file.id) |
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|
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if (newFiles && fileInputRef.current) { |
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fileInputRef.current.files = buildFileList(newFiles) |
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} |
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|
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return newFiles |
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}) |
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} |
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|
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return ( |
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<ImportCard className="import-upload-card"> |
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<h2>{__('Choose files', 'code-snippets')}</h2> |
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<p className="description"> |
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{__('Choose one or more Code Snippets (.xml or .json) files to parse and preview.', 'code-snippets')} |
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</p> |
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|
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<DragDropUploadArea |
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fileInputRef={fileInputRef} |
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disabled={isUploading} |
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onFileSelect={fileList => { |
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setSelectedFiles(fileList && processFileList(fileList)) |
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setImportResult(undefined) |
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}} |
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/> |
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|
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{selectedFiles && 0 < selectedFiles.length && ( |
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<SelectedFilesList |
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files={selectedFiles} |
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onRemoveFile={handleRemoveFile} |
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/>)} |
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|
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<footer> |
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<UploadButton {...{ isUploading, setIsUploading, onSuccess, selectedFiles, setImportResult }} /> |
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</footer> |
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</ImportCard> |
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) |
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} |
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|
