Stirling-PDF/frontend/src/hooks/tools/split/useSplitOperation.ts
ConnorYoh 190178a471
Feature/v2/filehistory (#4370)
File History

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Co-authored-by: Connor Yoh <connor@stirlingpdf.com>
2025-09-16 15:08:11 +01:00

98 lines
3.7 KiB
TypeScript

import { useCallback } from 'react';
import { useTranslation } from 'react-i18next';
import { ToolType, useToolOperation, ToolOperationConfig } from '../shared/useToolOperation';
import { createStandardErrorHandler } from '../../../utils/toolErrorHandler';
import { SplitParameters, defaultParameters } from './useSplitParameters';
import { SPLIT_METHODS } from '../../../constants/splitConstants';
import { useToolResources } from '../shared/useToolResources';
// Static functions that can be used by both the hook and automation executor
export const buildSplitFormData = (parameters: SplitParameters, file: File): FormData => {
const formData = new FormData();
formData.append("fileInput", file);
switch (parameters.method) {
case SPLIT_METHODS.BY_PAGES:
formData.append("pageNumbers", parameters.pages);
break;
case SPLIT_METHODS.BY_SECTIONS:
formData.append("horizontalDivisions", parameters.hDiv);
formData.append("verticalDivisions", parameters.vDiv);
formData.append("merge", parameters.merge.toString());
break;
case SPLIT_METHODS.BY_SIZE:
formData.append("splitType", "0");
formData.append("splitValue", parameters.splitValue);
break;
case SPLIT_METHODS.BY_PAGE_COUNT:
formData.append("splitType", "1");
formData.append("splitValue", parameters.splitValue);
break;
case SPLIT_METHODS.BY_DOC_COUNT:
formData.append("splitType", "2");
formData.append("splitValue", parameters.splitValue);
break;
case SPLIT_METHODS.BY_CHAPTERS:
formData.append("bookmarkLevel", parameters.bookmarkLevel);
formData.append("includeMetadata", parameters.includeMetadata.toString());
formData.append("allowDuplicates", parameters.allowDuplicates.toString());
break;
case SPLIT_METHODS.BY_PAGE_DIVIDER:
formData.append("duplexMode", parameters.duplexMode.toString());
break;
default:
throw new Error(`Unknown split method: ${parameters.method}`);
}
return formData;
};
export const getSplitEndpoint = (parameters: SplitParameters): string => {
switch (parameters.method) {
case SPLIT_METHODS.BY_PAGES:
return "/api/v1/general/split-pages";
case SPLIT_METHODS.BY_SECTIONS:
return "/api/v1/general/split-pdf-by-sections";
case SPLIT_METHODS.BY_SIZE:
case SPLIT_METHODS.BY_PAGE_COUNT:
case SPLIT_METHODS.BY_DOC_COUNT:
return "/api/v1/general/split-by-size-or-count";
case SPLIT_METHODS.BY_CHAPTERS:
return "/api/v1/general/split-pdf-by-chapters";
case SPLIT_METHODS.BY_PAGE_DIVIDER:
return "/api/v1/misc/auto-split-pdf";
default:
throw new Error(`Unknown split method: ${parameters.method}`);
}
};
// Static configuration object
export const splitOperationConfig = {
toolType: ToolType.singleFile,
buildFormData: buildSplitFormData,
operationType: 'splitPdf',
endpoint: getSplitEndpoint,
defaultParameters,
} as const;
export const useSplitOperation = () => {
const { t } = useTranslation();
const { extractZipFiles } = useToolResources();
// Custom response handler that extracts ZIP files
// Can't add to exported config because it requires access to the zip code so must be part of the hook
const responseHandler = useCallback(async (blob: Blob, _originalFiles: File[]): Promise<File[]> => {
// Split operations return ZIP files with multiple PDF pages
return await extractZipFiles(blob);
}, [extractZipFiles]);
const splitConfig: ToolOperationConfig<SplitParameters> = {
...splitOperationConfig,
responseHandler,
getErrorMessage: createStandardErrorHandler(t('split.error.failed', 'An error occurred while splitting the PDF.'))
};
return useToolOperation(splitConfig);
};