47 lines
1.4 KiB
JavaScript
47 lines
1.4 KiB
JavaScript
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/**
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* @typedef {{ current: number, total: number, file: File }} BatchProgress
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*/
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/**
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* Run gallery identify sequentially over multiple files with progress, cancel, and per-file failure continuation.
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*
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* @param {File[] | FileList | Iterable<File>} files
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* @param {(file: File) => Promise<unknown>} identifyFn
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* @param {{
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* onProgress?: (progress: BatchProgress) => void,
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* onFileSuccess?: (payload: { file: File, index: number }) => void,
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* onFileError?: (payload: { file: File, index: number, error: unknown }) => void,
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* cancelRef?: { current: boolean },
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* }} [options]
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* @returns {Promise<{ results: Array<{ file: File, ok: true } | { file: File, ok: false, error: unknown }>, cancelled: boolean }>}
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*/
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export async function runSequentialGalleryIdentify(files, identifyFn, options = {}) {
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const {
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onProgress,
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onFileSuccess,
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onFileError,
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cancelRef = { current: false },
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} = options;
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const list = Array.from(files || []);
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const total = list.length;
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const results = [];
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for (let i = 0; i < list.length; i++) {
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if (cancelRef.current) break;
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const file = list[i];
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onProgress?.({ current: i + 1, total, file });
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try {
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await identifyFn(file);
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results.push({ file, ok: true });
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onFileSuccess?.({ file, index: i });
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} catch (error) {
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results.push({ file, ok: false, error });
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onFileError?.({ file, index: i, error });
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}
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}
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return { results, cancelled: cancelRef.current };
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}
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