微信小程序上传

2026-07-12 14:45:57 +08:00
parent d271ac5b13
commit becf91da52
45 changed files with 1815 additions and 23 deletions
@@ -0,0 +1,33 @@
+/** 商品无图时的占位（小程序端无本地兜底图时用空串由 UI 显示灰底） */
+export const PRODUCT_IMAGE_FALLBACK = '';
+
+export type ProductImageSource = {
+  mainImageUrl?: string | null;
+  carouselUrls?: string[] | null;
+  detailImageUrls?: string[] | null;
+};
+
+function uniqueUrls(urls: Array<string | null | undefined>) {
+  const seen = new Set<string>();
+  const result: string[] = [];
+  for (const url of urls) {
+    if (!url || seen.has(url)) continue;
+    seen.add(url);
+    result.push(url);
+  }
+  return result;
+}
+
+export function getProductMainImage(source?: ProductImageSource | null): string {
+  return source?.mainImageUrl ?? source?.carouselUrls?.[0] ?? PRODUCT_IMAGE_FALLBACK;
+}
+
+export function getProductImages(source?: ProductImageSource | null): string[] {
+  const carousel = uniqueUrls(source?.carouselUrls ?? []);
+  if (carousel.length > 0) return carousel;
+  const main = source?.mainImageUrl;
+  if (main) return [main];
+  return PRODUCT_IMAGE_FALLBACK ? [PRODUCT_IMAGE_FALLBACK] : [];
+}
+
+export const FALLBACK_CITY_CODE = '410100';