v3.5.4版本提交

2026-08-21 15:48:15 +08:00
parent 26334ed072
commit a01217539c
32 changed files with 2278 additions and 147 deletions
@@ -6,6 +6,14 @@ import {
  normalizeTestPhone,
 } from '../../common/test-whitelist/test-whitelist.service';
 import { groupResourcesByProductId, mapProductMedia } from './catalog.mapper';
+import {
+  flattenSkuOntoProduct,
+  listMinOnSalePrice,
+  mapSkuDto,
+  mapSpecAttrsDto,
+  pickDisplaySku,
+  resolveOrderSku,
+} from './product-sku.util';

 export type CatalogViewer = {
  /** C 端用户手机号；无则无法看到白名单商品 */
@@ -81,6 +89,8 @@ export class CatalogService {
      orderBy: { sortOrder: 'asc' },
      include: {
        coverResource: true,
+        skus: { orderBy: [{ sortOrder: 'asc' }, { id: 'asc' }] },
+        specAttrs: { select: { id: true } },
      },
    });

@@ -106,12 +116,25 @@ export class CatalogService {
    return serializeBigInt(
      visible.map((p) => {
        const media = mapProductMedia(p, resourceMap.get(p.id.toString()) ?? []);
-        const { visibilityWhitelistEnabled: _wl, ...rest } = p;
+        const { visibilityWhitelistEnabled: _wl, skus, specAttrs, ...rest } = p;
+        const display = pickDisplaySku(skus);
+        const flat = flattenSkuOntoProduct(p, display);
+        const minPrice = listMinOnSalePrice(skus);
+        const price = minPrice ?? flat.price;
+        const benefitAmount = flat.benefitAmount;
        return {
          ...rest,
-          benefitAmount: p.benefitAmount ?? p.price,
-          price: Number(p.price),
-          benefitDisplay: Number(p.benefitAmount ?? p.price),
+          skuCode: flat.skuCode,
+          barcode69: undefined,
+          spec: flat.spec,
+          price,
+          benefitAmount,
+          benefitDisplay: benefitAmount,
+          allowOnSitePickup: flat.allowOnSitePickup,
+          allowOnlinePurchase: flat.allowOnlinePurchase,
+          allowCrossCityDelivery: flat.allowCrossCityDelivery,
+          specEnabled: specAttrs.length > 0 || skus.length > 1,
+          saleUnit: flat.saleUnit,
          ...media,
        };
      }),
@@ -123,6 +146,14 @@ export class CatalogService {
      where: { id },
      include: {
        coverResource: true,
+        skus: {
+          orderBy: [{ sortOrder: 'asc' }, { id: 'asc' }],
+          include: { skuSpecs: { select: { valueId: true } } },
+        },
+        specAttrs: {
+          orderBy: { sortOrder: 'asc' },
+          include: { values: { orderBy: { sortOrder: 'asc' } } },
+        },
      },
    });
    if (!product) return null;
@@ -144,30 +175,57 @@ export class CatalogService {
    });

    const media = mapProductMedia(product, resources);
-    const { visibilityWhitelistEnabled: _wl, ...rest } = product;
+    const { visibilityWhitelistEnabled: _wl, skus, specAttrs, ...rest } = product;
+    const display = pickDisplaySku(skus);
+    const flat = flattenSkuOntoProduct(product, display);
+    const defaultSku = skus.find((s) => s.isDefault) ?? display;
+    const cSkus = skus.map((s) => {
+      const dto = mapSkuDto(s);
+      const { skuCode: _c, barcode69: _b, sortOrder: _o, ...publicSku } = dto;
+      return publicSku;
+    });
+
    return serializeBigInt({
      ...rest,
-      benefitAmount: product.benefitAmount ?? product.price,
-      price: Number(product.price),
+      skuCode: flat.skuCode,
+      spec: flat.spec,
+      price: flat.price,
+      benefitAmount: flat.benefitAmount,
+      benefitDisplay: flat.benefitAmount,
+      allowOnSitePickup: flat.allowOnSitePickup,
+      allowOnlinePurchase: flat.allowOnlinePurchase,
+      allowCrossCityDelivery: flat.allowCrossCityDelivery,
+      saleUnit: flat.saleUnit,
+      specEnabled: specAttrs.length > 0 || skus.length > 1,
+      specAttrs: mapSpecAttrsDto(specAttrs),
+      skus: cSkus,
+      defaultSkuId: defaultSku?.id.toString(),
      ...media,
    });
  }

-  /** 下单前校验：白名单商品仅全局测试白名单手机号可买 */
-  async assertPurchasable(productId: bigint, viewerPhone?: string | null) {
+  /** 下单前校验：白名单商品仅全局测试白名单手机号可买；返回 SPU + 解析后的 SKU */
+  async assertPurchasable(
+    productId: bigint,
+    viewerPhone?: string | null,
+    skuId?: string | null,
+    options?: { bypassWhitelist?: boolean },
+  ) {
    const product = await this.prisma.commonProductItem.findUnique({
      where: { id: productId },
+      include: { skus: true },
    });
    if (!product || product.status !== 'ON_SALE') {
      throw new BadRequestException('商品不可购买');
    }
-    if (product.visibilityWhitelistEnabled) {
+    if (!options?.bypassWhitelist && product.visibilityWhitelistEnabled) {
      const ok = await this.testWhitelist.isPhoneInWhitelist(viewerPhone);
      if (!ok) {
        throw new BadRequestException('该商品暂不对当前账号开放');
      }
    }
-    return product;
+    const sku = resolveOrderSku(product.skus, skuId);
+    return { product, sku };
  }

  async resolveUserPhone(userId: bigint): Promise<string | null> {
@@ -177,4 +235,12 @@ export class CatalogService {
    });
    return user?.phone ?? null;
  }
+
+  async listSkusForProduct(productId: bigint) {
+    return this.prisma.commonProductSku.findMany({
+      where: { productId },
+      orderBy: [{ sortOrder: 'asc' }, { id: 'asc' }],
+      include: { skuSpecs: { select: { valueId: true } } },
+    });
+  }
 }
@@ -0,0 +1,175 @@
+import type { CommonProductItem, CommonProductSku, ProductSaleUnit } from '@prisma/client';
+import { BadRequestException } from '@nestjs/common';
+import { BOTTLES_PER_BOX } from '@dukang/domain';
+
+export type SkuWithSpecs = CommonProductSku & {
+  skuSpecs?: Array<{ valueId: bigint; value?: { id: bigint; name: string; attrId: bigint } }>;
+};
+
+export type SpecAttrWithValues = {
+  id: bigint;
+  name: string;
+  sortOrder: number;
+  values: Array<{ id: bigint; name: string; sortOrder: number }>;
+};
+
+/** 可售 SKU */
+export function isSkuOnSale(sku: { status: string }): boolean {
+  return sku.status === 'ON_SALE';
+}
+
+export function buildSpecKey(valueIds: bigint[]): string {
+  if (!valueIds.length) return '';
+  return [...valueIds]
+    .map((id) => id.toString())
+    .sort((a, b) => (BigInt(a) < BigInt(b) ? -1 : BigInt(a) > BigInt(b) ? 1 : 0))
+    .join('_');
+}
+
+export function buildSpecText(
+  valueIds: bigint[],
+  valueNameById: Map<string, string>,
+): string {
+  if (!valueIds.length) return '';
+  return valueIds
+    .map((id) => valueNameById.get(id.toString()) ?? '')
+    .filter(Boolean)
+    .join(' / ');
+}
+
+/**
+ * 解析下单 SKU：显式 skuId，或单可售自动回落；多可售且未传则 400。
+ */
+export function resolveOrderSku(
+  skus: CommonProductSku[],
+  skuId?: string | null,
+): CommonProductSku {
+  const onSale = skus.filter(isSkuOnSale);
+  if (skuId) {
+    const found = skus.find((s) => s.id.toString() === String(skuId));
+    if (!found) throw new BadRequestException('规格不存在');
+    if (!isSkuOnSale(found)) throw new BadRequestException('该规格暂不可购买');
+    return found;
+  }
+  if (onSale.length === 1) return onSale[0];
+  if (onSale.length === 0) throw new BadRequestException('商品暂无可售规格');
+  throw new BadRequestException('请选择规格');
+}
+
+/** 列表/拍平：优先默认可售 → 最低价可售 → 默认任意 → 任意 */
+export function pickDisplaySku(skus: CommonProductSku[]): CommonProductSku | null {
+  if (!skus.length) return null;
+  const onSale = skus.filter(isSkuOnSale);
+  const pool = onSale.length ? onSale : skus;
+  const def = pool.find((s) => s.isDefault);
+  if (def) return def;
+  return [...pool].sort((a, b) => Number(a.price) - Number(b.price) || a.sortOrder - b.sortOrder)[0];
+}
+
+export function listMinOnSalePrice(skus: CommonProductSku[]): number | null {
+  const onSale = skus.filter(isSkuOnSale);
+  if (!onSale.length) return null;
+  return Math.min(...onSale.map((s) => Number(s.price)));
+}
+
+export function flattenSkuOntoProduct(
+  product: CommonProductItem,
+  sku: CommonProductSku | null,
+): {
+  skuCode: string;
+  barcode69: string;
+  spec: string;
+  price: number;
+  benefitAmount: number;
+  allowOnSitePickup: boolean;
+  allowOnlinePurchase: boolean;
+  allowCrossCityDelivery: boolean;
+  saleUnit: ProductSaleUnit;
+  bottlesPerUnit: number;
+} {
+  if (!sku) {
+    return {
+      skuCode: product.skuCode,
+      barcode69: product.barcode69,
+      spec: product.spec,
+      price: Number(product.price),
+      benefitAmount: Number(product.benefitAmount ?? product.price),
+      allowOnSitePickup: product.allowOnSitePickup,
+      allowOnlinePurchase: product.allowOnlinePurchase,
+      allowCrossCityDelivery: product.allowCrossCityDelivery,
+      saleUnit: 'BOTTLE',
+      bottlesPerUnit: 1,
+    };
+  }
+  return {
+    skuCode: sku.skuCode,
+    barcode69: sku.barcode69,
+    spec: sku.specText || product.spec,
+    price: Number(sku.price),
+    benefitAmount: Number(sku.benefitAmount ?? sku.price),
+    allowOnSitePickup: sku.allowOnSitePickup,
+    allowOnlinePurchase: sku.allowOnlinePurchase,
+    allowCrossCityDelivery: sku.allowCrossCityDelivery,
+    saleUnit: sku.saleUnit,
+    bottlesPerUnit: sku.bottlesPerUnit > 0 ? sku.bottlesPerUnit : sku.saleUnit === 'BOX' ? BOTTLES_PER_BOX : 1,
+  };
+}
+
+export function mapSkuDto(sku: SkuWithSpecs) {
+  const specValueIds = (sku.skuSpecs ?? []).map((row) => row.valueId.toString());
+  return {
+    id: sku.id.toString(),
+    specValueIds,
+    specText: sku.specText,
+    price: Number(sku.price),
+    benefitAmount: Number(sku.benefitAmount ?? sku.price),
+    status: sku.status,
+    allowOnlinePurchase: sku.allowOnlinePurchase,
+    allowCrossCityDelivery: sku.allowCrossCityDelivery,
+    allowOnSitePickup: sku.allowOnSitePickup,
+    saleUnit: sku.saleUnit as 'BOTTLE' | 'BOX',
+    bottlesPerUnit: sku.bottlesPerUnit,
+    isDefault: sku.isDefault,
+    skuCode: sku.skuCode,
+    barcode69: sku.barcode69,
+    sortOrder: sku.sortOrder,
+  };
+}
+
+export function mapSpecAttrsDto(attrs: SpecAttrWithValues[]) {
+  return attrs
+    .slice()
+    .sort((a, b) => a.sortOrder - b.sortOrder)
+    .map((attr) => ({
+      id: attr.id.toString(),
+      name: attr.name,
+      values: attr.values
+        .slice()
+        .sort((a, b) => a.sortOrder - b.sortOrder)
+        .map((v) => ({ id: v.id.toString(), name: v.name })),
+    }));
+}
+
+export function syncDefaultSkuFieldsFromProduct(product: {
+  skuCode: string;
+  barcode69: string;
+  spec: string;
+  price: unknown;
+  benefitAmount: unknown;
+  status: string;
+  allowOnSitePickup: boolean;
+  allowOnlinePurchase: boolean;
+  allowCrossCityDelivery: boolean;
+}) {
+  return {
+    skuCode: product.skuCode,
+    barcode69: product.barcode69,
+    specText: product.spec,
+    price: product.price as never,
+    benefitAmount: product.benefitAmount as never,
+    status: product.status as never,
+    allowOnSitePickup: product.allowOnSitePickup,
+    allowOnlinePurchase: product.allowOnlinePurchase,
+    allowCrossCityDelivery: product.allowCrossCityDelivery,
+  };
+}