Stirling-PDF/frontend/src/hooks/tools/split/useSplitOperation.ts
James Brunton 2cac8e8edf
Redesgin ToolOperationConfig so types are known for single/multiple/custom tools (#4221)
# Description of Changes
Redesigns `ToolOperationConfig` so that the types of the functions are
always known depending on whether the tool runs on single files,
multiple files, or uses custom behaviour
2025-08-27 14:51:52 +01:00

76 lines
2.6 KiB
TypeScript

import { useTranslation } from 'react-i18next';
import { ToolType, useToolOperation } from '../shared/useToolOperation';
import { createStandardErrorHandler } from '../../../utils/toolErrorHandler';
import { SplitParameters, defaultParameters } from './useSplitParameters';
import { SPLIT_MODES } from '../../../constants/splitConstants';
// Static functions that can be used by both the hook and automation executor
export const buildSplitFormData = (parameters: SplitParameters, selectedFiles: File[]): FormData => {
const formData = new FormData();
selectedFiles.forEach(file => {
formData.append("fileInput", file);
});
switch (parameters.mode) {
case SPLIT_MODES.BY_PAGES:
formData.append("pageNumbers", parameters.pages);
break;
case SPLIT_MODES.BY_SECTIONS:
formData.append("horizontalDivisions", parameters.hDiv);
formData.append("verticalDivisions", parameters.vDiv);
formData.append("merge", parameters.merge.toString());
break;
case SPLIT_MODES.BY_SIZE_OR_COUNT:
formData.append(
"splitType",
parameters.splitType === "size" ? "0" : parameters.splitType === "pages" ? "1" : "2"
);
formData.append("splitValue", parameters.splitValue);
break;
case SPLIT_MODES.BY_CHAPTERS:
formData.append("bookmarkLevel", parameters.bookmarkLevel);
formData.append("includeMetadata", parameters.includeMetadata.toString());
formData.append("allowDuplicates", parameters.allowDuplicates.toString());
break;
default:
throw new Error(`Unknown split mode: ${parameters.mode}`);
}
return formData;
};
export const getSplitEndpoint = (parameters: SplitParameters): string => {
switch (parameters.mode) {
case SPLIT_MODES.BY_PAGES:
return "/api/v1/general/split-pages";
case SPLIT_MODES.BY_SECTIONS:
return "/api/v1/general/split-pdf-by-sections";
case SPLIT_MODES.BY_SIZE_OR_COUNT:
return "/api/v1/general/split-by-size-or-count";
case SPLIT_MODES.BY_CHAPTERS:
return "/api/v1/general/split-pdf-by-chapters";
default:
throw new Error(`Unknown split mode: ${parameters.mode}`);
}
};
// Static configuration object
export const splitOperationConfig = {
toolType: ToolType.multiFile,
buildFormData: buildSplitFormData,
operationType: 'splitPdf',
endpoint: getSplitEndpoint,
filePrefix: 'split_',
defaultParameters,
} as const;
export const useSplitOperation = () => {
const { t } = useTranslation();
return useToolOperation<SplitParameters>({
...splitOperationConfig,
getErrorMessage: createStandardErrorHandler(t('split.error.failed', 'An error occurred while splitting the PDF.'))
});
};