商品只支持现场提货的功能修改

apps/mini-user/src/lib/product-fulfillment.ts

@@ -0,0 +1,30 @@
+/** 商品履约能力（与 HQ / 交易硬闸一致） */
+
+export type FulfillmentFlags = {
+  allowOnlinePurchase?: boolean | null;
+  allowOnSitePickup?: boolean | null;
+  allowCrossCityDelivery?: boolean | null;
+};
+
+/** 未返回时默认允许线上（存量商品） */
+export function canBuyOnline(p: FulfillmentFlags): boolean {
+  return p.allowOnlinePurchase !== false;
+}
+
+/** 仅显式开启才展示现场取货 */
+export function canPickupOnSite(p: FulfillmentFlags): boolean {
+  return p.allowOnSitePickup === true;
+}
+
+export function canCrossCity(p: FulfillmentFlags): boolean {
+  return p.allowCrossCityDelivery !== false;
+}
+
+export function normalizeFulfillmentFlags<T extends FulfillmentFlags>(p: T): T {
+  return {
+    ...p,
+    allowOnlinePurchase: canBuyOnline(p),
+    allowOnSitePickup: canPickupOnSite(p),
+    allowCrossCityDelivery: canCrossCity(p),
+  };
+}