Joey
156 lines
3.7 KiB
TypeScript
156 lines
3.7 KiB
TypeScript
/**
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* 从 SSR JSON 构建 ScanResult
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*/
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import { toOriginalUrl } from './url';
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import type { SiteProfile } from '../profiles/types';
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import type { SSRData } from './ssr';
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// 直接定义类型避免循环依赖
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interface TextMaterial {
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kind: 'title' | 'price' | 'params' | 'desc';
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content: string;
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pairs?: Array<{ key: string; value: string }>;
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}
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interface ImageMaterial {
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key: string;
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groupKey: string;
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groupName: string;
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variantName?: string;
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url: string;
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thumbUrl: string;
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index: number;
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type: 'img' | 'video';
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width?: number;
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height?: number;
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}
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interface ScanResult {
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platform: string;
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itemId: string | null;
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url: string;
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texts: TextMaterial[];
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images: ImageMaterial[];
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scannedAt: number;
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stats: Record<string, number>;
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warnings: string[];
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}
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export function buildFromSSR(data: SSRData, profile: SiteProfile): ScanResult {
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const texts: TextMaterial[] = [];
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const images: ImageMaterial[] = [];
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// 1. 标题（必需）
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texts.push({
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kind: 'title',
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content: data.item.title
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});
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// 2. 价格
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if (data.price?.priceText) {
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texts.push({
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kind: 'price',
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content: `￥${data.price.priceText}`
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});
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}
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// 3. 参数表
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const allParams = [
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...(data.params?.basicParamList || []),
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...(data.params?.enhanceParamList || [])
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];
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if (allParams.length > 0) {
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const pairs = allParams
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.filter(p => p.propertyName && p.valueName)
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.map(p => ({ key: p.propertyName, value: p.valueName }));
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if (pairs.length > 0) {
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texts.push({
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kind: 'params',
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content: pairs.map(p => `${p.key}: ${p.value}`).join('\n'),
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pairs
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});
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}
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}
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// 4. 主图（item.images）
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let idx = 0;
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(data.item.images || []).forEach((url, i) => {
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if (!url) return;
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const origUrl = toOriginalUrl(url);
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images.push({
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key: `main-${String(i + 1).padStart(3, '0')}`,
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groupKey: 'main',
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groupName: '主图',
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url: origUrl,
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thumbUrl: url,
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index: idx++,
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type: 'img'
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});
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});
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// 5. SKU 图（skuBase.props[0].values）
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// 淘宝/天猫通常只有一个规格维度（颜色分类），取 props[0]
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const skuProp = data.skuBase?.props?.[0];
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if (skuProp?.values) {
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skuProp.values.forEach((v, i) => {
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if (!v.image) return; // 有些 SKU 没配图（如天猫那个 vid=43699206432）
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const origUrl = toOriginalUrl(v.image);
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images.push({
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key: `sku-${String(i + 1).padStart(3, '0')}`,
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groupKey: 'sku',
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groupName: 'SKU图片',
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variantName: v.name || undefined,
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url: origUrl,
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thumbUrl: v.image,
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index: idx++,
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type: 'img'
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});
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});
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}
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// 6. 视频（item.videos）
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(data.item.videos || []).forEach((v, i) => {
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if (!v.url) return;
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images.push({
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key: `video-${String(i + 1).padStart(3, '0')}`,
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groupKey: 'video',
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groupName: '视频',
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url: v.url,
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thumbUrl: v.videoThumbnailURL || v.url,
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index: idx++,
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type: 'video'
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});
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});
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// 统计各组数量
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const stats: Record<string, number> = {};
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for (const img of images) {
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stats[img.groupKey] = (stats[img.groupKey] ?? 0) + 1;
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}
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// 生成警告
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const warnings: string[] = [];
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if (texts.length === 0) {
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warnings.push('未提取到任何文本');
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}
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if (images.length === 0) {
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warnings.push('未扫描到任何图片/视频');
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}
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// SSR 数据里没有详情图，需要 DOM 补充
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if (stats.detail === undefined) {
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warnings.push('详情图需 DOM 补充：请滚动到页面底部后重新采集');
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}
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return {
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platform: profile.id,
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itemId: data.item.itemId,
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url: location.href,
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texts,
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images,
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scannedAt: Date.now(),
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stats,
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warnings
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};
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}
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