47 lines
1.5 KiB
TypeScript
47 lines
1.5 KiB
TypeScript
import {
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preparePerformanceSurveyImagesInBrowser,
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type PerformanceSurveyBrowserProcessedImage,
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} from '@/lib/performance-survey-image-browser'
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export type TaskDetailAssetKind = 'main' | 'sku' | 'detail'
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export type TaskDetailBrowserPreview = PerformanceSurveyBrowserProcessedImage & {
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sourceIndex: number
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}
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/**
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* 在用户浏览器中逐张生成任务-详情预览。
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*
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* 这里故意一次只传一张源图，避免把整批原图和 Blob 同时留在内存里。
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* 详情长图只上传切片；普通主图/SKU图和短详情图上传一张预览。
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*/
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export async function prepareTaskDetailImagePreview(
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file: File,
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assetKind: TaskDetailAssetKind,
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onProgress?: (label: string) => void,
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options: {
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signal?: AbortSignal
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timeoutMs?: number
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} = {},
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): Promise<TaskDetailBrowserPreview[]> {
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const processed = await preparePerformanceSurveyImagesInBrowser(
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[file],
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onProgress,
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{
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profile: assetKind === 'detail' ? 'task_detail_detail' : 'task_detail_preview',
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signal: options.signal,
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timeoutMs: options.timeoutMs,
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},
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)
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if (assetKind === 'detail' && processed.some((item) => item.sliceCount > 1)) {
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return processed.filter((item) => item.kind === 'slice')
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}
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const preview = processed.filter((item) => item.kind === 'preview')
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if (preview.length > 0) return preview
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// 极旧浏览器/worker 兼容：没有 preview 时至少保留第一张切片，不能因预览缺失阻断原图上传。
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return processed.filter((item) => item.kind === 'slice').slice(0, 1)
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}
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