代客下单逻辑修改
This commit is contained in:
0
lib/carts.ts
Normal file
0
lib/carts.ts
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800
lib/coupon.ts
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800
lib/coupon.ts
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@@ -0,0 +1,800 @@
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import { BigNumber } from "bignumber.js";
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import _ from "lodash";
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import {
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ShopInfo,
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couponCalcParams,
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BaseCartItem,
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TimeLimitDiscountConfig,
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CanDikouGoodsArrArgs,
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Coupon,
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ShopUserInfo,
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GoodsType,
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BackendCoupon,
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ExchangeCalculationResult,
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PointDeductionRule,
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OrderCostSummary,
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} from "./types";
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/**
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* 返回商品单价
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* @param goods 商品
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* @param user 用户信息
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* @param {Object} shopInfo
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*/
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export function returnGoodsPrice(
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goods: BaseCartItem,
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user: ShopUserInfo,
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shopInfo: ShopInfo,
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limitTimeDiscount: TimeLimitDiscountConfig | null | undefined
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) {
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if (!goods) {
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return 0;
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}
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//是否可以使用会员价
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const canUseVipPrice =
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user &&
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user.isVip &&
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user.isMemberPrice &&
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goods.memberPrice * 1 > 0 &&
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shopInfo &&
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shopInfo.isMemberPrice;
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// 商家改价
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if (goods.discount_sale_amount && goods.discount_sale_amount * 1 > 0) {
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return goods.salePrice;
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}
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// 限时折扣
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if (limitTimeDiscount && limitTimeDiscount.id) {
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//优先使用
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if (goods.isTimeDiscount || goods.is_time_discount) {
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return new BigNumber(goods.salePrice)
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.times(limitTimeDiscount.discountRate / 100)
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.decimalPlaces(2, BigNumber.ROUND_UP)
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.toNumber();
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}
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const canUseFoods = limitTimeDiscount.foods.split(",");
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const canUseLimit =
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limitTimeDiscount.foodType == 1 ||
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canUseFoods.includes(`${goods.productId}`);
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if (canUseLimit && limitTimeDiscount.discountPriority == "limit-time") {
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return new BigNumber(goods.salePrice)
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.times(limitTimeDiscount.discountRate / 100)
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.decimalPlaces(2, BigNumber.ROUND_UP)
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.toNumber();
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}
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if (canUseLimit && limitTimeDiscount.discountPriority == "vip-price") {
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if (canUseVipPrice) {
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return goods.memberPrice;
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} else {
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return new BigNumber(goods.salePrice)
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.times(limitTimeDiscount.discountRate / 100)
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.decimalPlaces(2, BigNumber.ROUND_UP)
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.toNumber();
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}
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}
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}
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if (canUseVipPrice) {
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return goods.memberPrice;
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}
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return goods.salePrice;
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}
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/**
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* 返回商品分组
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* @param arr 商品列表
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*/
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export function returnGoodsGroupMap(arr: BaseCartItem[]) {
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let map: { [key: string]: BaseCartItem[] } = {};
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arr.forEach((v) => {
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const key = v.productId + "_" + v.skuId;
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if (!map[key]) {
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map[key] = [];
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}
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map[key].push(v);
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});
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return map;
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}
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interface CouponTypes {
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1: "满减券";
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2: "商品券";
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3: "折扣券";
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4: "第二件半价券";
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5: "消费送券";
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6: "买一送一券";
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7: "固定价格券";
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8: "免配送费券";
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}
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/**
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* 优惠券类型:1-满减券,2-商品兑换券,3-折扣券,4-第二件半价券,5-消费送券,6-买一送一券,7-固定价格券,8-免配送费券
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* @param coupon
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*/
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export function returnCoupType(coupon: Coupon) {
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const couponTypes: CouponTypes = {
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1: "满减券",
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2: "商品券",
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3: "折扣券",
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4: "第二件半价券",
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5: "消费送券",
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6: "买一送一券",
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7: "固定价格券",
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8: "免配送费券",
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};
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return couponTypes[coupon.type as keyof CouponTypes] || "未知类型";
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}
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/**
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* 返回商品券抵扣后的商品列表
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* @param canDikouGoodsArr 可抵扣商品列表
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* @param selCoupon 已选择的优惠券列表
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* @param user 用户信息
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*/
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export function returnCanDikouGoodsArr(args: CanDikouGoodsArrArgs) {
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const { canDikouGoodsArr, selCoupon, user, shopInfo, limitTimeDiscount } =
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args;
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const types = [2, 4, 6];
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// 收集已抵扣商品并关联对应的优惠券类型
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const goodsCouponGoods = selCoupon
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.filter((v) => types.includes(v.type))
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.reduce((prev: BaseCartItem[], cur) => {
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// 给每个抵扣商品添加所属优惠券类型
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if (cur && cur.discount) {
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const goodsWithType = cur.discount.hasDiscountGoodsArr.map((goods) => ({
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...goods,
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couponType: cur.type, // 记录该商品是被哪种类型的优惠券抵扣的
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}));
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prev.push(...goodsWithType);
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}
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return prev;
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}, []);
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const arr = _.cloneDeep(canDikouGoodsArr)
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.map((v) => {
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const findCart = goodsCouponGoods.find((carts) => carts.id == v.id);
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if (findCart) {
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// 根据优惠券类型判断扣减数量
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if ([4, 6].includes(findCart.couponType ?? 0)) {
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// 类型4(第二件半价)或6(买一送一),数量减2
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if (v.num) {
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v.num -= 2;
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}
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} else {
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// 其他类型(如类型2商品券),按原逻辑扣减对应数量
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if (v.num) {
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v.num -= findCart.num ?? 0;
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}
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}
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}
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return v;
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})
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.filter((v) => {
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const canUseNum = (v.num ?? 0) - (v.returnNum || 0);
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if (canUseNum <= 0 || v.is_temporary || v.is_gift) {
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return false;
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}
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return true;
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}); // 过滤掉数量<=0的商品,赠菜,临时菜
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return arr;
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}
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/**
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* 返回商品是否享用了会员价/会员折扣
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* @param {*} goods
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*/
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function returnGoodsIsUseVipPrice(
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shopInfo: ShopInfo,
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user: ShopUserInfo,
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goods: BaseCartItem
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) {
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if (goods.is_time_discount) {
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return false;
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}
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if (shopInfo.isMemberPrice != 1 || user.isVip != 1) {
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return false;
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}
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if (shopInfo.isMemberPrice == 1 && user.isVip == 1) {
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if (goods.memberPrice <= 0) {
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return false;
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} else {
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return true;
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}
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}
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return false;
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}
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/**
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* 返回可以计算抵扣金额的商品列表
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*/
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function returnCanCalcGoodsList(
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canCalcGoodsArr: BaseCartItem[],
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coupon: Coupon,
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shopInfo: ShopInfo,
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user: ShopUserInfo
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) {
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return canCalcGoodsArr.filter((goods) => {
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console.log("goods");
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console.log(goods);
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if (
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!coupon.discountShare &&
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(goods.is_time_discount || goods.isTimeDiscount)
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) {
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return false;
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}
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if (
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!coupon.vipPriceShare &&
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returnGoodsIsUseVipPrice(shopInfo, user, goods)
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) {
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return false;
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}
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return true;
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});
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}
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/**
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* 判断优惠券是否可使用,并返回不可用原因
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*
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* @param {Object} args - 函数参数集合
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* @param {Array} args.canDikouGoodsArr - 可参与抵扣的商品列表
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* @param {Object} args.coupon - 优惠券信息对象
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* @param {boolean} args.coupon.use - 优惠券是否启用
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* @param {Array} args.coupon.useFoods - 优惠券适用的商品ID列表
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* @param {number} args.coupon.fullAmount - 优惠券使用门槛金额
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* @param {number} args.coupon.type - 优惠券类型
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* @param {number} args.goodsOrderPrice - 订单中所有商品的总金额
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* @param {Object} args.user - 用户信息对象
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* @param {Object} args.selCoupon - 已经选择的优惠券信息对象
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* @param {Object} args.shopInfo
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* @param {boolean} args.limitTimeDiscount - 限时折扣
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* @returns {Object} - { canUse: boolean, reason: string } 可用状态及不可用原因
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*/
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export function returnCouponCanUse(args: couponCalcParams) {
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let {
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canDikouGoodsArr,
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coupon,
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goodsOrderPrice,
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user,
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selCoupon,
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shopInfo,
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isMemberPrice,
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limitTimeDiscount,
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} = args;
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// 优惠券未启用
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if (!coupon.use) {
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return {
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canUse: false,
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reason: coupon.noUseRestrictions || "不在可用时间段内",
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};
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}
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if (
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limitTimeDiscount &&
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limitTimeDiscount.id &&
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limitTimeDiscount.foodType == 1 &&
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!coupon.discountShare
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) {
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return {
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canUse: false,
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reason: coupon.noUseRestrictions || "不可与限时折扣同享",
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};
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}
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// 计算门槛金额
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let fullAmount = goodsOrderPrice;
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canDikouGoodsArr = returnCanDikouGoodsArr(args);
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//优惠券指定门槛商品列表
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let canCalcGoodsArr = [...canDikouGoodsArr];
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//部分商品参与门槛计算
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if (coupon.thresholdFoods.length) {
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canCalcGoodsArr = canDikouGoodsArr.filter((v) => {
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return coupon.thresholdFoods.find((food) => food.id == v.productId);
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});
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}
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canCalcGoodsArr = returnCanCalcGoodsList(
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canCalcGoodsArr,
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coupon,
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shopInfo,
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user
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);
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console.log("canCalcGoodsArr");
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console.log(canCalcGoodsArr);
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fullAmount = canCalcGoodsArr.reduce((pre, cur) => {
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return (
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pre +
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returnGoodsPrice(cur, user, shopInfo, limitTimeDiscount) * (cur.num || 0)
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);
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}, 0);
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// 是否全部商品可用
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const isDikouAll = coupon.useFoods.length === 0;
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// 订单可用商品列表
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let canUseGoodsArr: BaseCartItem[] = [];
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if (!isDikouAll) {
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canUseGoodsArr = canDikouGoodsArr.filter((v) => {
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return coupon.useFoods.find((food) => food.id == v.productId);
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});
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}
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// if (user.isVip && !coupon.vipPriceShare) {
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// return {
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// canUse: false,
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// reason: "非会员可用",
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// };
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// }
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if (selCoupon.length > 0 && !selCoupon[0].otherCouponShare) {
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return {
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canUse: false,
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reason: "当前选中的券不可与其他券同享",
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};
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}
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if (selCoupon.length > 0 && !coupon.otherCouponShare) {
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return {
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canUse: false,
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reason: "当前选中的券不可与其他券同享",
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};
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}
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// 满减券和折扣券计算门槛金额是否满足
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if ([1, 3].includes(coupon.type)) {
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if (canCalcGoodsArr.length <= 0) {
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return {
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canUse: false,
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reason: "没有可参与计算门槛的商品",
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};
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}
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// 不满足门槛金额
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if (fullAmount < (coupon.fullAmount || 0)) {
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return {
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canUse: false,
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reason: `满${coupon.fullAmount}元可用,当前可参与金额${fullAmount}元`,
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};
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}
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}
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// 商品兑换券,第二件半价和买一送一判断是否有可用商品
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if ([2, 4, 5].includes(coupon.type)) {
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// 没有符合条件的商品
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if (isDikouAll && canDikouGoodsArr.length === 0) {
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return {
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canUse: false,
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reason: "没有符合条件的商品",
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};
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}
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if (!isDikouAll && canUseGoodsArr.length === 0) {
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return {
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canUse: false,
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reason: "没有符合条件的商品",
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};
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}
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if (coupon.type == 2) {
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if (canCalcGoodsArr.length <= 0) {
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return {
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canUse: false,
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reason: "没有符合计算门槛条件的商品",
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};
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}
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if (fullAmount < (coupon.fullAmount || 0)) {
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return {
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canUse: false,
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reason: `满${coupon.fullAmount}元可用,当前可参与金额${fullAmount}元`,
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};
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}
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}
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}
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//商品兑换券是否达到门槛金额
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if (coupon.type == 2 && goodsOrderPrice < (coupon.fullAmount || 0)) {
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return {
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canUse: false,
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reason: `满${coupon.fullAmount}元可用,当前可参与金额${fullAmount}元`,
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};
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}
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// 买一送一券特殊验证
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if (coupon.type === 6) {
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let canUse = false;
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if (isDikouAll) {
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canUse = canDikouGoodsArr.some((v) => (v.num || 0) >= 2);
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} else if (canUseGoodsArr.length > 0) {
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canUse = canUseGoodsArr.some((v) => (v.num || 0) >= 2);
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}
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if (!canUse) {
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return {
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canUse: false,
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reason: "需要购买至少2件相同的商品才能使用",
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};
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}
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}
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// 第二件半价券特殊验证
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if (coupon.type === 4) {
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let canUse = false;
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if (isDikouAll) {
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canUse = canDikouGoodsArr.some((v) => (v.num || 0) >= 2);
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} else if (canUseGoodsArr.length > 0) {
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canUse = canUseGoodsArr.some((v) => (v.num || 0) >= 2);
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}
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if (!canUse) {
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return {
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canUse: false,
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reason: "需要购买至少2件相同的商品才能使用",
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};
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}
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}
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// 所有条件都满足
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return {
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canUse: true,
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reason: "",
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};
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}
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/**
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* 计算抵扣商品金额
|
||||
* @param discountGoodsArr 可抵扣商品列表
|
||||
* @param discountNum 抵扣数量
|
||||
* @param user 用户信息
|
||||
* @param {Object} shopInfo 店铺信息
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||||
*/
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||||
export function calcDiscountGoodsArrPrice(
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discountGoodsArr: BaseCartItem[],
|
||||
discountNum: number,
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||||
user: ShopUserInfo,
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||||
shopInfo: ShopInfo,
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||||
limitTimeDiscount?: TimeLimitDiscountConfig | null | undefined
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||||
) {
|
||||
let hasCountNum = 0;
|
||||
let discountPrice = 0;
|
||||
let hasDiscountGoodsArr = [];
|
||||
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||||
for (let i = 0; i < discountGoodsArr.length; i++) {
|
||||
if (hasCountNum >= discountNum) {
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break;
|
||||
}
|
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const goods = discountGoodsArr[i];
|
||||
const shengyuNum = discountNum - hasCountNum;
|
||||
const num = Math.min(goods.num || 0, shengyuNum);
|
||||
const realPrice = returnGoodsPrice(
|
||||
goods,
|
||||
user,
|
||||
shopInfo,
|
||||
limitTimeDiscount
|
||||
);
|
||||
|
||||
discountPrice += realPrice * num;
|
||||
|
||||
hasCountNum += num;
|
||||
hasDiscountGoodsArr.push({
|
||||
...goods,
|
||||
num,
|
||||
});
|
||||
}
|
||||
|
||||
return {
|
||||
discountPrice,
|
||||
hasDiscountGoodsArr,
|
||||
};
|
||||
}
|
||||
|
||||
/**
|
||||
* 计算优惠券抵扣金额
|
||||
* @param arr 可抵扣商品列表
|
||||
* @param coupon 优惠券
|
||||
* @param user 用户信息
|
||||
* @param goodsOrderPrice 商品订单金额
|
||||
* @param selCoupon 已选择的优惠券列表
|
||||
* @param shopInfo 店铺信息
|
||||
* @param limitTimeDiscount 限时折扣
|
||||
*/
|
||||
export function returnCouponDiscount(
|
||||
arr: BaseCartItem[],
|
||||
coupon: Coupon,
|
||||
user: ShopUserInfo,
|
||||
goodsOrderPrice: number,
|
||||
selCoupon: Coupon[],
|
||||
shopInfo: ShopInfo,
|
||||
limitTimeDiscount?: TimeLimitDiscountConfig | null | undefined
|
||||
) {
|
||||
arr = returnCanDikouGoods(arr, user, shopInfo, limitTimeDiscount);
|
||||
const canDikouGoodsArr = returnCanDikouGoodsArr({
|
||||
canDikouGoodsArr: arr,
|
||||
selCoupon,
|
||||
user,
|
||||
shopInfo,
|
||||
limitTimeDiscount,
|
||||
});
|
||||
if (coupon.type == 2) {
|
||||
return returnCouponProductDiscount(
|
||||
canDikouGoodsArr,
|
||||
coupon,
|
||||
user,
|
||||
shopInfo,
|
||||
limitTimeDiscount
|
||||
);
|
||||
}
|
||||
if (coupon.type == 6) {
|
||||
const result = returnCouponBuyOneGiveOneDiscount(
|
||||
canDikouGoodsArr,
|
||||
coupon,
|
||||
user,
|
||||
shopInfo,
|
||||
limitTimeDiscount
|
||||
);
|
||||
return result;
|
||||
}
|
||||
if (coupon.type == 4) {
|
||||
return returnSecoendDiscount(
|
||||
canDikouGoodsArr,
|
||||
coupon,
|
||||
user,
|
||||
shopInfo,
|
||||
limitTimeDiscount
|
||||
);
|
||||
}
|
||||
if (coupon.type == 3) {
|
||||
return returnCouponZhekouDiscount(
|
||||
canDikouGoodsArr,
|
||||
coupon,
|
||||
user,
|
||||
goodsOrderPrice,
|
||||
selCoupon,
|
||||
limitTimeDiscount
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 折扣券抵扣金额
|
||||
* @param canDikouGoodsArr 可抵扣商品列表
|
||||
* @param coupon 优惠券
|
||||
* @param user 用户信息
|
||||
* @param goodsOrderPrice 商品订单金额
|
||||
* @param selCoupon 已选择的优惠券列表
|
||||
* @param limitTimeDiscount 限时折扣
|
||||
*/
|
||||
export function returnCouponZhekouDiscount(
|
||||
canDikouGoodsArr: BaseCartItem[],
|
||||
coupon: Coupon,
|
||||
user: ShopUserInfo,
|
||||
goodsOrderPrice: number,
|
||||
selCoupon: Coupon[],
|
||||
limitTimeDiscount?: TimeLimitDiscountConfig | null | undefined
|
||||
) {
|
||||
let { discountRate, maxDiscountAmount } = coupon;
|
||||
maxDiscountAmount = maxDiscountAmount || 0;
|
||||
// 计算商品优惠券折扣总和,使用BigNumber避免精度问题
|
||||
const goodsCouponDiscount = selCoupon
|
||||
.filter((v) => v.type == 2)
|
||||
.reduce((prve, cur) => {
|
||||
return new BigNumber(prve).plus(
|
||||
new BigNumber(cur?.discount?.discountPrice || 0)
|
||||
);
|
||||
}, new BigNumber(0));
|
||||
|
||||
// 将商品订单价格转换为BigNumber并减去优惠券折扣
|
||||
const adjustedGoodsOrderPrice = new BigNumber(goodsOrderPrice).minus(
|
||||
goodsCouponDiscount
|
||||
);
|
||||
|
||||
// 计算优惠比例:(100 - 折扣率) / 100
|
||||
const discountAmountRatio = new BigNumber(100)
|
||||
.minus(discountRate || 0)
|
||||
.dividedBy(100);
|
||||
|
||||
// 计算折扣金额:调整后的商品订单金额 × 优惠比例
|
||||
let discountPrice = adjustedGoodsOrderPrice
|
||||
.times(discountAmountRatio)
|
||||
.decimalPlaces(2, BigNumber.ROUND_FLOOR)
|
||||
.toNumber();
|
||||
|
||||
// 应用最大折扣金额限制
|
||||
if (maxDiscountAmount !== 0) {
|
||||
discountPrice =
|
||||
discountPrice >= maxDiscountAmount ? maxDiscountAmount : discountPrice;
|
||||
}
|
||||
|
||||
return {
|
||||
discountPrice, // 折扣抵扣金额(即优惠的金额)
|
||||
hasDiscountGoodsArr: [],
|
||||
};
|
||||
}
|
||||
|
||||
/**
|
||||
* 商品券抵扣金额
|
||||
* @param canDikouGoodsArr 可抵扣商品列表
|
||||
* @param coupon 优惠券
|
||||
* @param user 用户信息
|
||||
* @param shopInfo 店铺信息
|
||||
*/
|
||||
export function returnCouponProductDiscount(
|
||||
canDikouGoodsArr: BaseCartItem[],
|
||||
coupon: Coupon,
|
||||
user: ShopUserInfo,
|
||||
shopInfo: ShopInfo,
|
||||
limitTimeDiscount?: TimeLimitDiscountConfig | null | undefined
|
||||
) {
|
||||
let { useFoods, discountNum, useRule } = coupon;
|
||||
discountNum = discountNum || 0;
|
||||
//抵扣商品数组
|
||||
let discountGoodsArr = [];
|
||||
|
||||
//抵扣全部商品
|
||||
if (useFoods.length === 0) {
|
||||
if (useRule == "price_asc") {
|
||||
discountGoodsArr = canDikouGoodsArr.slice(discountNum * -1).reverse();
|
||||
} else {
|
||||
discountGoodsArr = canDikouGoodsArr.slice(0, discountNum);
|
||||
}
|
||||
} else {
|
||||
//抵扣选中商品
|
||||
const discountSelGoodsArr = canDikouGoodsArr.filter((v) =>
|
||||
useFoods.find((food) => food.id == v.productId)
|
||||
);
|
||||
if (useRule == "price_asc") {
|
||||
discountGoodsArr = discountSelGoodsArr.slice(discountNum * -1).reverse();
|
||||
} else {
|
||||
discountGoodsArr = discountSelGoodsArr.slice(0, discountNum);
|
||||
}
|
||||
}
|
||||
|
||||
const result = calcDiscountGoodsArrPrice(
|
||||
discountGoodsArr,
|
||||
discountNum,
|
||||
user,
|
||||
shopInfo,
|
||||
limitTimeDiscount
|
||||
);
|
||||
return result;
|
||||
}
|
||||
|
||||
// 返回买一送一券抵扣详情
|
||||
/**
|
||||
* @param canDikouGoodsArr 可抵扣商品列表
|
||||
* @param coupon 优惠券
|
||||
* @param user 用户信息
|
||||
* @param shopInfo 店铺信息
|
||||
*/
|
||||
function returnCouponBuyOneGiveOneDiscount(
|
||||
canDikouGoodsArr: BaseCartItem[],
|
||||
coupon: Coupon,
|
||||
user: ShopUserInfo,
|
||||
shopInfo: ShopInfo,
|
||||
limitTimeDiscount?: TimeLimitDiscountConfig | null | undefined
|
||||
) {
|
||||
const { useFoods, useRule } = coupon;
|
||||
//抵扣商品
|
||||
let discountGoods = undefined;
|
||||
//符合买一送一条件的商品
|
||||
const canUseGoods = canDikouGoodsArr.filter((v) => (v.num || 0) >= 2);
|
||||
//抵扣全部商品
|
||||
if (useFoods.length === 0) {
|
||||
if (useRule == "price_asc") {
|
||||
discountGoods = canUseGoods[canUseGoods.length - 1];
|
||||
} else {
|
||||
discountGoods = canUseGoods[0];
|
||||
}
|
||||
} else {
|
||||
//符合抵扣条件的商品
|
||||
const canUseGoods1 = canUseGoods.filter((v) =>
|
||||
useFoods.find((food) => food.id == v.productId)
|
||||
);
|
||||
if (useRule == "price_asc") {
|
||||
discountGoods = canUseGoods1[canUseGoods1.length - 1];
|
||||
} else {
|
||||
discountGoods = canUseGoods1[0];
|
||||
}
|
||||
}
|
||||
let discountPrice = 0;
|
||||
let hasDiscountGoodsArr: BaseCartItem[] = [];
|
||||
if (discountGoods) {
|
||||
discountPrice = returnGoodsPrice(
|
||||
discountGoods,
|
||||
user,
|
||||
shopInfo,
|
||||
limitTimeDiscount
|
||||
);
|
||||
hasDiscountGoodsArr = [discountGoods];
|
||||
}
|
||||
return {
|
||||
discountPrice: discountPrice <= 0 ? 0 : discountPrice,
|
||||
hasDiscountGoodsArr,
|
||||
};
|
||||
}
|
||||
|
||||
/**
|
||||
* 返回第二件半价券抵扣详情
|
||||
* @param canDikouGoodsArr 可抵扣商品列表
|
||||
* @param coupon 优惠券
|
||||
* @param user 用户信息
|
||||
* @param shopInfo 店铺信息
|
||||
*/
|
||||
function returnSecoendDiscount(
|
||||
canDikouGoodsArr: BaseCartItem[],
|
||||
coupon: Coupon,
|
||||
user: ShopUserInfo,
|
||||
shopInfo: ShopInfo,
|
||||
limitTimeDiscount?: TimeLimitDiscountConfig | null | undefined
|
||||
) {
|
||||
const { useFoods, useRule } = coupon;
|
||||
//抵扣商品
|
||||
let discountGoods = undefined;
|
||||
//符合条件的商品
|
||||
const canUseGoods = canDikouGoodsArr.filter((v) => (v.num || 0) >= 2);
|
||||
//抵扣全部商品
|
||||
if (useFoods.length === 0) {
|
||||
if (useRule == "price_asc") {
|
||||
discountGoods = canUseGoods[canUseGoods.length - 1];
|
||||
} else {
|
||||
discountGoods = canUseGoods[0];
|
||||
}
|
||||
} else {
|
||||
//符合抵扣条件的商品
|
||||
const canUseGoods1 = canUseGoods.filter((v) =>
|
||||
useFoods.find((food) => food.id == v.productId)
|
||||
);
|
||||
if (useRule == "price_asc") {
|
||||
discountGoods = canUseGoods1[canUseGoods1.length - 1];
|
||||
} else {
|
||||
discountGoods = canUseGoods1[0];
|
||||
}
|
||||
}
|
||||
let discountPrice = 0;
|
||||
let hasDiscountGoodsArr: BaseCartItem[] = [];
|
||||
if (discountGoods) {
|
||||
discountPrice = returnGoodsPrice(
|
||||
discountGoods,
|
||||
user,
|
||||
shopInfo,
|
||||
limitTimeDiscount
|
||||
);
|
||||
hasDiscountGoodsArr = [discountGoods];
|
||||
}
|
||||
//返回半价价格
|
||||
return {
|
||||
discountPrice:
|
||||
discountPrice <= 0
|
||||
? 0
|
||||
: new BigNumber(discountPrice).dividedBy(2).toNumber(),
|
||||
hasDiscountGoodsArr,
|
||||
};
|
||||
}
|
||||
|
||||
/**
|
||||
* 返回可以抵扣优惠券的商品列表,过滤掉赠品、临时商品,价格从高到低排序
|
||||
* @param arr 商品列表
|
||||
* @param user 用户信息
|
||||
* @param shopInfo 店铺信息
|
||||
* @param limitTimeDiscount 限时折扣
|
||||
*/
|
||||
export function returnCanDikouGoods(
|
||||
arr: BaseCartItem[],
|
||||
user: ShopUserInfo,
|
||||
shopInfo: ShopInfo,
|
||||
limitTimeDiscount?: TimeLimitDiscountConfig | null | undefined
|
||||
) {
|
||||
const result = arr
|
||||
.filter((v) => {
|
||||
return !v.is_temporary && !v.is_gift;
|
||||
})
|
||||
.filter((v) => {
|
||||
return (v.num || 0) > 0;
|
||||
})
|
||||
.sort((a, b) => {
|
||||
return (
|
||||
returnGoodsPrice(b, user, shopInfo, limitTimeDiscount) -
|
||||
returnGoodsPrice(a, user, shopInfo, limitTimeDiscount)
|
||||
);
|
||||
});
|
||||
return result;
|
||||
}
|
||||
export const utils = {
|
||||
returnGoodsPrice,
|
||||
returnGoodsGroupMap,
|
||||
returnCoupType,
|
||||
returnCanDikouGoods,
|
||||
returnCanDikouGoodsArr,
|
||||
returnCouponCanUse,
|
||||
calcDiscountGoodsArrPrice,
|
||||
returnCouponDiscount,
|
||||
returnCouponProductDiscount,
|
||||
returnCouponZhekouDiscount,
|
||||
};
|
||||
|
||||
export default utils;
|
||||
1275
lib/goods-1.0.47-back.ts
Normal file
1275
lib/goods-1.0.47-back.ts
Normal file
File diff suppressed because it is too large
Load Diff
1373
lib/goods.ts
Normal file
1373
lib/goods.ts
Normal file
File diff suppressed because it is too large
Load Diff
11
lib/index.ts
Normal file
11
lib/index.ts
Normal file
@@ -0,0 +1,11 @@
|
||||
export * from "./types";
|
||||
import OrderPriceCalculator from "./goods";
|
||||
import couponUtils from "./coupon";
|
||||
import limitUtils from "./limit";
|
||||
|
||||
export { OrderPriceCalculator, couponUtils, limitUtils };
|
||||
export default {
|
||||
OrderPriceCalculator,
|
||||
couponUtils,
|
||||
limitUtils,
|
||||
};
|
||||
216
lib/limit.ts
Normal file
216
lib/limit.ts
Normal file
@@ -0,0 +1,216 @@
|
||||
import BigNumber from "bignumber.js";
|
||||
|
||||
import _ from "lodash";
|
||||
|
||||
import {
|
||||
BaseCartItem,
|
||||
ShopUserInfo,
|
||||
ShopInfo,
|
||||
TimeLimitDiscountConfig,
|
||||
CanReturnMemberPriceArgs,
|
||||
returnPriceArgs,
|
||||
} from "./types";
|
||||
|
||||
/**
|
||||
* 判断商品是否可以使用限时折扣
|
||||
* @param goods 商品对象
|
||||
* @param limitTimeDiscountRes 限时折扣配置
|
||||
* @param shopInfo 店铺信息
|
||||
* @param shopUserInfo 店铺用户信息
|
||||
* @param idKey 商品ID键名,默认"id"
|
||||
* @returns
|
||||
*/
|
||||
export function canUseLimitTimeDiscount(
|
||||
goods: BaseCartItem,
|
||||
limitTimeDiscountRes: TimeLimitDiscountConfig | null | undefined,
|
||||
shopInfo: ShopInfo,
|
||||
shopUserInfo: ShopUserInfo,
|
||||
idKey = "id" as keyof BaseCartItem
|
||||
) {
|
||||
shopInfo = shopInfo || {};
|
||||
shopUserInfo = shopUserInfo || {};
|
||||
if (!limitTimeDiscountRes || !limitTimeDiscountRes.id) {
|
||||
return false;
|
||||
}
|
||||
|
||||
const canUseFoods = (limitTimeDiscountRes.foods || "").split(",");
|
||||
|
||||
const goodsCanUse =
|
||||
limitTimeDiscountRes.foodType == 1 ||
|
||||
canUseFoods.includes(`${goods[idKey]}`);
|
||||
if (!goodsCanUse) {
|
||||
return false;
|
||||
}
|
||||
if (limitTimeDiscountRes.discountPriority == "limit-time") {
|
||||
return true;
|
||||
}
|
||||
if (limitTimeDiscountRes.discountPriority == "vip-price") {
|
||||
if (shopUserInfo.isVip != 1 || shopUserInfo.isMemberPrice != 1) {
|
||||
return true;
|
||||
}
|
||||
|
||||
if (
|
||||
shopUserInfo.isVip == 1 &&
|
||||
shopUserInfo.isMemberPrice == 1 &&
|
||||
goods.memberPrice * 1 <= 0
|
||||
) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
/**
|
||||
* 返回商品显示价格
|
||||
* @params {*} args 参数对象
|
||||
* @params {*} args.goods 商品对象
|
||||
* @params {*} args.shopInfo 店铺信息
|
||||
* @params {*} args.limitTimeDiscountRes 限时折扣信息
|
||||
* @params {*} args.shopUserInfo 店铺用户信息
|
||||
* @returns
|
||||
*/
|
||||
export function returnPrice(args: returnPriceArgs) {
|
||||
let {
|
||||
goods,
|
||||
shopInfo,
|
||||
limitTimeDiscountRes,
|
||||
shopUserInfo,
|
||||
idKey = "product_id",
|
||||
} = args;
|
||||
limitTimeDiscountRes = limitTimeDiscountRes || {
|
||||
foods: "",
|
||||
foodType: 2,
|
||||
discountPriority: "",
|
||||
discountRate: 0,
|
||||
id: 0,
|
||||
shopId: 0,
|
||||
useType: "",
|
||||
};
|
||||
const canUseFoods = (limitTimeDiscountRes.foods || "").split(",");
|
||||
const includesGoods =
|
||||
limitTimeDiscountRes.foodType == 1 ||
|
||||
canUseFoods.includes("" + goods[idKey]);
|
||||
shopInfo = shopInfo || {};
|
||||
shopUserInfo = shopUserInfo || {};
|
||||
if (
|
||||
shopUserInfo.isMemberPrice == 1 &&
|
||||
shopUserInfo.isVip == 1 &&
|
||||
shopInfo.isMemberPrice == 1
|
||||
) {
|
||||
const memberPrice = goods.memberPrice || goods.salePrice;
|
||||
|
||||
//是会员而且启用会员价
|
||||
if (limitTimeDiscountRes) {
|
||||
//使用限时折扣
|
||||
//限时折扣优先
|
||||
if (limitTimeDiscountRes.discountPriority == "limit-time") {
|
||||
if (includesGoods) {
|
||||
return returnLimitPrice({
|
||||
price: goods.salePrice,
|
||||
limitTimeDiscountRes,
|
||||
});
|
||||
} else {
|
||||
return memberPrice;
|
||||
}
|
||||
}
|
||||
if (
|
||||
limitTimeDiscountRes.discountPriority == "vip-price" &&
|
||||
includesGoods
|
||||
) {
|
||||
if (goods.memberPrice * 1 > 0) {
|
||||
//会员优先
|
||||
return memberPrice;
|
||||
} else {
|
||||
const price = returnLimitPrice({
|
||||
price: goods.salePrice,
|
||||
limitTimeDiscountRes,
|
||||
goods: goods,
|
||||
});
|
||||
|
||||
return price;
|
||||
}
|
||||
} else {
|
||||
return memberPrice;
|
||||
}
|
||||
} else {
|
||||
//是会员没有限时折扣
|
||||
return memberPrice;
|
||||
}
|
||||
} else {
|
||||
// console.log('不是会员或者没有启用会员价',goods,limitTimeDiscountRes);
|
||||
//不是会员或者没有启用会员价
|
||||
if (limitTimeDiscountRes && limitTimeDiscountRes.id && includesGoods) {
|
||||
const price = returnLimitPrice({
|
||||
price: goods.salePrice,
|
||||
limitTimeDiscountRes,
|
||||
goods: goods,
|
||||
});
|
||||
|
||||
return price;
|
||||
} else {
|
||||
return goods.salePrice;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
interface returnLimitPriceArgs {
|
||||
limitTimeDiscountRes: TimeLimitDiscountConfig | null | undefined;
|
||||
price: number;
|
||||
goods?: BaseCartItem;
|
||||
}
|
||||
/**
|
||||
* 返回限时折扣价格
|
||||
* @params {*} args 参数对象
|
||||
* @params {*} args.limitTimeDiscountRes 限时折扣信息
|
||||
* @params {*} args.price 商品价格
|
||||
* @param {*} args.goods 商品对象
|
||||
* @returns
|
||||
*/
|
||||
export function returnLimitPrice(args: returnLimitPriceArgs) {
|
||||
const { limitTimeDiscountRes, price, goods } = args;
|
||||
const discountRate = new BigNumber(
|
||||
limitTimeDiscountRes ? limitTimeDiscountRes.discountRate : 100
|
||||
).dividedBy(100);
|
||||
|
||||
const result = BigNumber(price)
|
||||
.times(discountRate)
|
||||
.decimalPlaces(2, BigNumber.ROUND_UP)
|
||||
.toNumber();
|
||||
return result;
|
||||
}
|
||||
|
||||
/**
|
||||
* 判断是否返回会员价
|
||||
* @param {*} args 参数对象
|
||||
* @param {*} args.shopInfo 店铺信息
|
||||
* @param {*} args.shopUserInfo 店铺用户信息
|
||||
* @returns
|
||||
*/
|
||||
export function canReturnMemberPrice(args: CanReturnMemberPriceArgs) {
|
||||
const { shopInfo, shopUserInfo } = args;
|
||||
if (shopUserInfo.isMemberPrice == 1 && shopUserInfo.isVip == 1) {
|
||||
return true;
|
||||
} else {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 返回会员价格
|
||||
* @param {*} goods
|
||||
* @returns
|
||||
*/
|
||||
export function returnMemberPrice(goods: BaseCartItem) {
|
||||
return goods.memberPrice || goods.salePrice;
|
||||
}
|
||||
|
||||
export const utils = {
|
||||
returnPrice,
|
||||
canUseLimitTimeDiscount,
|
||||
returnLimitPrice,
|
||||
canReturnMemberPrice,
|
||||
returnMemberPrice,
|
||||
};
|
||||
|
||||
export default utils;
|
||||
0
lib/socket.ts
Normal file
0
lib/socket.ts
Normal file
429
lib/types.ts
Normal file
429
lib/types.ts
Normal file
@@ -0,0 +1,429 @@
|
||||
/** 商品类型枚举 */
|
||||
export enum GoodsType {
|
||||
NORMAL = "normal", // 普通商品
|
||||
WEIGHT = "weight", // 称重商品
|
||||
GIFT = "gift", // 赠菜(继承普通商品逻辑,标记用)
|
||||
EMPTY = "", // 空字符串类型(后端未返回时默认归类为普通商品)
|
||||
PACKAGE = "package", // 打包商品(如套餐/预打包商品,按普通商品逻辑处理,可扩展特殊规则)
|
||||
}
|
||||
|
||||
/** 优惠券计算结果类型(新增细分字段) */
|
||||
export interface CouponResult {
|
||||
deductionAmount: number; // 抵扣金额
|
||||
excludedProductIds: string[]; // 不适用商品ID列表(注意:是商品ID,非购物车ID)
|
||||
usedCoupon: Coupon | undefined; // 实际使用的优惠券
|
||||
productCouponDeduction: number; // 新增:商品优惠券抵扣(兑换券等)
|
||||
fullCouponDeduction: number; // 新增:满减优惠券抵扣
|
||||
}
|
||||
|
||||
/** 兑换券计算结果类型(新增细分字段) */
|
||||
export interface ExchangeCalculationResult {
|
||||
deductionAmount: number;
|
||||
excludedProductIds: string[]; // 不适用商品ID列表(商品ID)
|
||||
productCouponDeduction: number; // 新增:兑换券属于商品券,同步记录
|
||||
}
|
||||
|
||||
export interface CouponTypes {
|
||||
1: "满减券";
|
||||
2: "商品券";
|
||||
3: "折扣券";
|
||||
4: "第二件半价券";
|
||||
5: "消费送券";
|
||||
6: "买一送一券";
|
||||
7: "固定价格券";
|
||||
8: "免配送费券";
|
||||
}
|
||||
|
||||
/** 优惠券类型枚举 */
|
||||
export enum CouponType {
|
||||
FULL_REDUCTION = "full_reduction", // 满减券
|
||||
DISCOUNT = "discount", // 折扣券
|
||||
SECOND_HALF = "second_half", // 第二件半价券
|
||||
BUY_ONE_GET_ONE = "buy_one_get_one", // 买一送一券
|
||||
EXCHANGE = "exchange", // 商品兑换券
|
||||
}
|
||||
|
||||
/** 后端返回的优惠券原始字段类型 */
|
||||
export interface BackendCoupon {
|
||||
id?: number; // 自增主键(int64)
|
||||
shopId?: number; // 店铺ID(int64)
|
||||
syncId?: number; // 同步Id(int64)
|
||||
type?: number; // 优惠券类型:1-满减券,2-商品兑换券,3-折扣券,4-第二件半价券,5-消费送券,6-买一送一券,7-固定价格券,8-免配送费券
|
||||
name?: string; // 券名称
|
||||
useShopType?: string; // 可用门店类型:only-仅本店;all-所有门店,custom-指定门店
|
||||
useShops?: string; // 可用门店(逗号分隔字符串,如"1,2,3")
|
||||
useType?: string; // 可使用类型:dine堂食/pickup自取/deliv配送/express快递
|
||||
validType?: string; // 有效期类型:fixed(固定时间),custom(自定义时间)
|
||||
validDays?: number; // 有效期(天)
|
||||
validStartTime?: string; // 有效期开始时间(如"2024-01-01 00:00:00")
|
||||
validEndTime?: string; // 有效期结束时间
|
||||
daysToTakeEffect?: number; // 隔天生效
|
||||
useDays?: string; // 可用周期(如"周一,周二")
|
||||
useTimeType?: string; // 可用时间段类型:all-全时段,custom-指定时段
|
||||
useStartTime?: string; // 可用开始时间(每日)
|
||||
useEndTime?: string; // 可用结束时间(每日)
|
||||
getType?: string; // 发放设置:不可自行领取/no,可领取/yes
|
||||
getMode?: string; // 用户领取方式
|
||||
giveNum?: number; // 总发放数量,-10086为不限量
|
||||
getUserType?: string; // 可领取用户:全部/all,新用户一次/new,仅会员/vip
|
||||
getLimit?: number; // 每人领取限量,-10086为不限量
|
||||
useLimit?: number; // 每人每日使用限量,-10086为不限量
|
||||
discountShare?: number; // 与限时折扣同享:0-否,1-是
|
||||
vipPriceShare?: number; // 与会员价同享:0-否,1-是
|
||||
ruleDetails?: string; // 附加规则说明
|
||||
status?: number; // 状态:0-禁用,1-启用
|
||||
useNum?: number; // 已使用数量
|
||||
leftNum?: number; // 剩余数量
|
||||
foods?: string; // 指定门槛商品(逗号分隔字符串,如"101,102",此处为商品ID)
|
||||
fullAmount?: number; // 使用门槛:满多少金额(元)
|
||||
discountAmount?: number; // 使用门槛:减多少金额(元)
|
||||
discountRate?: number; // 折扣%(如90=9折)
|
||||
maxDiscountAmount?: number; // 可抵扣最大金额(元)
|
||||
useRule?: string; // 使用规则:price_asc-价格低到高,price_desc-高到低
|
||||
discountNum?: number; // 抵扣数量
|
||||
otherCouponShare?: number; // 与其它优惠共享:0-否,1-是
|
||||
createTime?: string; // 创建时间
|
||||
updateTime?: string; // 更新时间
|
||||
}
|
||||
|
||||
/** 营销活动类型枚举 */
|
||||
export enum ActivityType {
|
||||
TIME_LIMIT_DISCOUNT = "time_limit_discount", // 限时折扣
|
||||
}
|
||||
|
||||
/** 基础购物车商品项(核心修正:新增product_id,明确各ID含义) */
|
||||
export interface BaseCartItem {
|
||||
id: string | number; // 购物车ID(唯一标识购物车中的条目,如购物车项主键)
|
||||
product_id: string | number; // 商品ID(唯一标识商品,用于优惠券/活动匹配,必选)
|
||||
productId?: string | number; // 商品ID
|
||||
salePrice: number; // 商品原价(元)
|
||||
number: number; // 商品数量
|
||||
num?: number; // 商品数量
|
||||
isTimeDiscount?: boolean; // 是否限时折扣商品(默认false)
|
||||
is_time_discount?: boolean; // 是否限时折扣商品(默认false)
|
||||
product_type: GoodsType; // 商品类型
|
||||
is_temporary?: boolean; // 是否临时菜(默认false)
|
||||
isTemporary?: boolean; // 是否临时菜(默认false)
|
||||
is_gift?: boolean; // 是否赠菜(默认false)
|
||||
isGift?: boolean; // 是否赠菜(默认false)
|
||||
returnNum?: number; // 退货数量(历史订单用,默认0)
|
||||
memberPrice: number; // 商品会员价(元,优先级:商品会员价 > 会员折扣)
|
||||
discountSaleAmount?: number; // 商家改价后单价(元,优先级最高)
|
||||
discount_sale_amount?: number; // 商家改价后单价(元,优先级最高)
|
||||
packFee?: number; // 单份打包费(元,默认0)
|
||||
packNumber?: number; // 堂食打包数量(默认0)
|
||||
activityInfo?: {
|
||||
// 商品参与的营销活动(如限时折扣)
|
||||
type: ActivityType;
|
||||
discountRate: number; // 折扣率(如0.8=8折)
|
||||
vipPriceShare: boolean; // 是否与会员优惠同享(默认false)
|
||||
};
|
||||
skuData?: {
|
||||
// SKU扩展数据(可选)
|
||||
id: string | number; // SKU ID(唯一标识商品规格,如颜色/尺寸)
|
||||
memberPrice: number; // SKU会员价
|
||||
salePrice?: number; // SKU原价
|
||||
};
|
||||
skuId?: string | number; // SKU ID(唯一标识商品规格,如颜色/尺寸)
|
||||
couponType?: number; // 优惠券类型:1-满减券,2-商品兑换券,3-折扣券,4-第二件半价券,5-消费送券,6-买一送一券,7-固定价格券,8-免配送费券
|
||||
}
|
||||
|
||||
export interface CouponFoods {
|
||||
id: string;
|
||||
name: string;
|
||||
images: string;
|
||||
}
|
||||
|
||||
/** 基础优惠券接口(所有券类型继承,包含统一门槛商品字段) */
|
||||
export interface BaseCoupon {
|
||||
otherCouponShare?: number; // 与其它优惠共享:0-否,1-是
|
||||
id: string | number; // 优惠券ID
|
||||
type: number; // 工具库字符串枚举(由后端couponType转换)
|
||||
name: string; // 对应后端title
|
||||
available: boolean; // 基于BackendCoupon字段计算的可用性
|
||||
useShopType?: string; // only-仅本店;all-所有门店,custom-指定门店
|
||||
useShops: string[]; // 可用门店ID列表
|
||||
discountShare: boolean; // 与限时折扣同享:0-否,1-是(后端字段转换为布尔值)
|
||||
vipPriceShare: boolean; // 与会员价同享:0-否,1-是(后端字段转换为布尔值)
|
||||
useType?: string[]; // 可使用类型:dine堂食/pickup自取/deliv配送/express快递
|
||||
isValid: boolean; // 是否在有效期内
|
||||
discountAmount?: number; // 减免金额 (满减券有)
|
||||
fullAmount?: number; // 使用门槛:满多少金额
|
||||
maxDiscountAmount?: number; // 可抵扣最大金额 元
|
||||
use: boolean;
|
||||
discountNum?: number; // 抵扣数量
|
||||
useRule?: string; // 使用规则:price_asc-价格低到高,price_desc-高到低
|
||||
discountRate?: number; // 折扣%(如90=9折)
|
||||
noUseRestrictions?: boolean; // 是不可用原因
|
||||
thresholdFoods: CouponFoods[]; // 门槛商品ID列表(空数组=全部商品,非空=指定商品ID)
|
||||
useFoods: CouponFoods[]; // 可用商品ID列表(空数组=全部商品,非空=指定商品ID)
|
||||
}
|
||||
export interface couponDiscount {
|
||||
discountPrice: number;
|
||||
hasDiscountGoodsArr: BaseCartItem[];
|
||||
}
|
||||
/** 满减券(适配后端字段) */
|
||||
export interface FullReductionCoupon extends BaseCoupon {
|
||||
fullAmount: number; // 对应后端fullAmount(满减门槛)
|
||||
discountAmount: number; // 对应后端discountAmount(减免金额)
|
||||
maxDiscountAmount?: number; // 对应后端maxDiscountAmount(最大减免)
|
||||
discount?: couponDiscount;
|
||||
}
|
||||
|
||||
/** 折扣券(适配后端字段) */
|
||||
export interface DiscountCoupon extends BaseCoupon {
|
||||
discountRate: number; // 后端discountRate(%)转小数(如90→0.9)
|
||||
maxDiscountAmount: number; // 对应后端maxDiscountAmount(最大减免)
|
||||
discount?: couponDiscount;
|
||||
}
|
||||
|
||||
/** 第二件半价券(适配后端字段) */
|
||||
export interface SecondHalfPriceCoupon extends BaseCoupon {
|
||||
maxUseCountPerOrder?: number; // 对应后端useLimit(-10086=不限)
|
||||
discount?: couponDiscount;
|
||||
}
|
||||
|
||||
/** 买一送一券(适配后端字段) */
|
||||
export interface BuyOneGetOneCoupon extends BaseCoupon {
|
||||
maxUseCountPerOrder?: number; // 对应后端useLimit(-10086=不限)
|
||||
discount?: couponDiscount;
|
||||
}
|
||||
|
||||
/** 商品兑换券(适配后端字段) */
|
||||
export interface ExchangeCoupon extends BaseCoupon {
|
||||
deductCount: number; // 对应后端discountNum(抵扣数量)
|
||||
sortRule: "low_price_first" | "high_price_first"; // 后端useRule转换
|
||||
discount?: couponDiscount;
|
||||
}
|
||||
|
||||
/** 所有优惠券类型联合 */
|
||||
export type Coupon =
|
||||
| FullReductionCoupon
|
||||
| DiscountCoupon
|
||||
| SecondHalfPriceCoupon
|
||||
| BuyOneGetOneCoupon
|
||||
| ExchangeCoupon;
|
||||
|
||||
/** 营销活动配置(如限时折扣,applicableProductIds为商品ID列表) */
|
||||
export interface ActivityConfig {
|
||||
type: ActivityType;
|
||||
applicableProductIds?: string[]; // 适用商品ID列表(与BaseCartItem.product_id匹配)
|
||||
discountRate: number; // 折扣率(如0.8=8折)
|
||||
vipPriceShare: boolean; // 是否与会员优惠同享
|
||||
}
|
||||
|
||||
/** 积分抵扣规则 */
|
||||
export interface PointDeductionRule {
|
||||
pointsPerYuan: number; // X积分=1元(如100=100积分抵1元)
|
||||
maxDeductionAmount?: number; // 最大抵扣金额(元,默认不限)
|
||||
}
|
||||
|
||||
/** 餐位费配置 */
|
||||
export interface SeatFeeConfig {
|
||||
pricePerPerson: number; // 每人餐位费(元)
|
||||
personCount: number; // 用餐人数(默认1)
|
||||
isEnabled: boolean; // 是否启用餐位费(默认false)
|
||||
}
|
||||
/** 商家减免类型枚举 */
|
||||
export enum MerchantReductionType {
|
||||
FIXED_AMOUNT = "fixed_amount", // 固定金额减免(如直接减 10 元)
|
||||
DISCOUNT_RATE = "discount_rate", // 比例折扣减免(如打 9 折,即减免 10%)
|
||||
}
|
||||
|
||||
/** 商家减免配置(新增,替代原单一金额字段) */
|
||||
export interface MerchantReductionConfig {
|
||||
type: MerchantReductionType; // 减免类型(二选一)
|
||||
fixedAmount?: number; // 固定减免金额(元,仅 FIXED_AMOUNT 生效,≥0)
|
||||
discountRate?: number; // 折扣率(%,仅 DISCOUNT_RATE 生效,0-100,如 90 代表 9 折)
|
||||
}
|
||||
/**商家霸王餐配置 */
|
||||
export interface FreeDineConfig {
|
||||
enable: boolean; //是否开启
|
||||
rechargeThreshold: number; //订单满多少元可以使用
|
||||
rechargeTimes: number; //充值多少倍免单
|
||||
withCoupon: boolean; //与优惠券同享
|
||||
withPoints: boolean; //与积分同享
|
||||
useType?: string[]; //使用类型 dine-in店内 takeout 自取 post快递,takeaway外卖
|
||||
useShopType?: string; //all 全部 part部分
|
||||
shopIdList?: number[]; //可用门店id
|
||||
}
|
||||
|
||||
//限时折扣配置
|
||||
export interface TimeLimitDiscountConfig {
|
||||
/**
|
||||
* 折扣优先级 limit-time/vip-price
|
||||
*/
|
||||
discountPriority: string;
|
||||
/**
|
||||
* 折扣% 范围1-99
|
||||
*/
|
||||
discountRate: number;
|
||||
/**
|
||||
* 参与商品
|
||||
*/
|
||||
foods: string;
|
||||
/**
|
||||
* 参与商品 1全部 2部分
|
||||
*/
|
||||
foodType: number;
|
||||
/**
|
||||
* 自增主键
|
||||
*/
|
||||
id: number;
|
||||
/**
|
||||
* 店铺ID
|
||||
*/
|
||||
shopId: number;
|
||||
/**
|
||||
* 可使用类型:堂食 dine-in 外带 take-out 外卖 take-away 配送 post
|
||||
*/
|
||||
useType: string;
|
||||
[property: string]: any;
|
||||
}
|
||||
|
||||
//用户信息
|
||||
export interface ShopUserInfo {
|
||||
isVip: number | null; //是否会员
|
||||
discount: number | null; //用户折扣
|
||||
isMemberPrice: number | null; //会员折扣与会员价是否同时使用
|
||||
}
|
||||
/** 订单额外费用配置 */
|
||||
export interface OrderExtraConfig {
|
||||
// merchantReduction: number; // 商家减免金额(元,默认0)
|
||||
// 替换原单一金额字段,支持两种减免形式
|
||||
merchantReduction: MerchantReductionConfig;
|
||||
additionalFee: number; // 附加费(元,如余额充值、券包,默认0)
|
||||
pointDeductionRule: PointDeductionRule; // 积分抵扣规则
|
||||
seatFeeConfig: SeatFeeConfig; // 餐位费配置
|
||||
currentStoreId: string; // 当前门店ID(用于验证优惠券适用门店)
|
||||
userPoints: number; // 用户当前积分(用于积分抵扣)
|
||||
isMember: boolean; // 用户是否会员(用于会员优惠)
|
||||
memberDiscountRate?: number; // 会员折扣率(如0.95=95折,无会员价时用)
|
||||
newUserDiscount?: number; // 新用户减免金额(元,默认0)
|
||||
fullReductionActivities: FullReductionActivity[]; // 当前店铺的满减活动列表(后端返回结构)
|
||||
currentDinnerType: "dine-in" | "take-out" | "take-away" | "post"; // 当前就餐类型(匹配useType)
|
||||
isFreeDine?: boolean; //是否霸王餐
|
||||
freeDineConfig?: FreeDineConfig;
|
||||
limitTimeDiscount?: TimeLimitDiscountConfig; //限时折扣
|
||||
shopUserInfo: ShopUserInfo; // 用户信息
|
||||
}
|
||||
|
||||
/** 订单费用汇总(修改:补充商家减免类型和明细) */
|
||||
export interface OrderCostSummary {
|
||||
goodsList: BaseCartItem[];
|
||||
// 商品总件数
|
||||
goodsTotal: number;
|
||||
totalDiscountAmount: number;
|
||||
goodsRealAmount: number; // 商品真实原价总和
|
||||
goodsOriginalAmount: number; // 商品原价总和
|
||||
goodsDiscountAmount: number; // 商品折扣金额
|
||||
couponDeductionAmount: number; // 优惠券总抵扣
|
||||
productCouponDeduction: number; // 商品优惠券抵扣
|
||||
fullCouponDeduction: number; // 满减优惠券抵扣
|
||||
pointDeductionAmount: number; // 积分抵扣金额
|
||||
seatFee: number; // 餐位费
|
||||
packFee: number; // 打包费
|
||||
scoreMaxMoney: number; // 积分最大可抵扣金额
|
||||
// 新增:商家减免明细
|
||||
merchantReduction: {
|
||||
type: MerchantReductionType; // 实际使用的减免类型
|
||||
originalConfig: MerchantReductionConfig; // 原始配置(便于前端展示)
|
||||
actualAmount: number; // 实际减免金额(计算后的值,≥0)
|
||||
};
|
||||
additionalFee: number; // 附加费
|
||||
finalPayAmount: number; // 最终实付金额
|
||||
couponUsed?: Coupon; // 实际使用的优惠券
|
||||
pointUsed: number; // 实际使用的积分
|
||||
newUserDiscount: number; // 新用户减免金额(元,默认0)
|
||||
dinnerType?: "dine-in" | "take-out"; // 就餐类型(堂食/自取/配送/快递)
|
||||
config: OrderExtraConfig; // 订单额外费用配置
|
||||
//满减活动
|
||||
fullReduction: {
|
||||
usedFullReductionActivityFullAmount: number; // 计算出的满减活动的门槛金额
|
||||
usedActivity?: FullReductionActivity; // 实际使用的满减活动
|
||||
usedThreshold?: FullReductionThreshold; // 实际使用的满减阈值(多门槛中选最优)
|
||||
actualAmount: number; // 满减实际减免金额(元)
|
||||
};
|
||||
vipDiscountAmount: number; //会员折扣减免金额
|
||||
// 订单原支付金额
|
||||
orderOriginFinalPayAmount: number; //订单原金额(包含打包费+餐位费)
|
||||
}
|
||||
|
||||
/** 满减活动阈值(单条满减规则:满X减Y)- 对应 MkDiscountThresholdInsertGroupDefaultGroup */
|
||||
export interface FullReductionThreshold {
|
||||
activityId?: number; // 关联满减活动ID
|
||||
fullAmount?: number; // 满多少金额(元,必填)
|
||||
discountAmount?: number; // 减多少金额(元,必填)
|
||||
}
|
||||
|
||||
/** 满减活动主表 - 对应 Request 接口(后端真实字段) */
|
||||
export interface FullReductionActivity {
|
||||
id?: number; // 自增主键(后端字段:id)
|
||||
shopId?: number; // 店铺ID(后端字段:shopId)
|
||||
status?: number; // 活动状态:1=未开始,2=进行中,3=已结束(后端字段:status)
|
||||
sort?: number; // 排序值(越大优先级越高,后端字段:sort)
|
||||
createTime?: string; // 创建时间(后端字段:createTime,格式如"2025-10-14 13:56:07")
|
||||
updateTime?: string; // 最新修改时间(后端字段:updateTime,用于优先级排序)
|
||||
validStartTime?: string; // 有效期开始时间(后端字段:validStartTime,格式如"2025-10-14")
|
||||
validEndTime?: string; // 有效期结束时间(后端字段:validEndTime,格式如"2025-12-14")
|
||||
useType?: string; // 可使用类型(后端字段:useType,如"dine,pickup,deliv,express")
|
||||
useDays?: string; // 可用周期(后端字段:useDays,如"周一,周二,周三,周四,周五,周六,周日")
|
||||
useTimeType?: string; // 可用时间段类型(后端字段:useTimeType,all=全时段,custom=指定时段)
|
||||
useStartTime?: string; // 每日可用开始时间(后端字段:useStartTime,如"09:00:00",仅custom时有效)
|
||||
useEndTime?: string; // 每日可用结束时间(后端字段:useEndTime,如"22:00:00",仅custom时有效)
|
||||
couponShare?: number; // 与优惠券同享:0=否,1=是(后端字段:couponShare)
|
||||
discountShare?: number; // 与限时折扣同享:0=否,1=是(后端字段:discountShare)
|
||||
vipPriceShare?: number; // 与会员价同享:0=否,1=是(后端字段:vipPriceShare)
|
||||
pointsShare?: number; // 与积分抵扣同享:0=否,1=是(后端字段:pointsShare)
|
||||
thresholds?: FullReductionThreshold[]; // 满减阈值列表(多门槛,后端字段:thresholds)
|
||||
isDel?: boolean; // 是否删除:0=否,1=是(后端字段:isDel,默认false)
|
||||
}
|
||||
|
||||
// 辅助枚举:星期映射(用于useDays校验)
|
||||
export const WEEKDAY_MAP = {
|
||||
周一: 1,
|
||||
周二: 2,
|
||||
周三: 3,
|
||||
周四: 4,
|
||||
周五: 5,
|
||||
周六: 6,
|
||||
周日: 0, // JS中getDay()返回0=周日
|
||||
};
|
||||
|
||||
export interface ShopInfo {
|
||||
isMemberPrice: number; // 是否开启会员价 1是开启
|
||||
[property: string]: any;
|
||||
}
|
||||
|
||||
export interface couponCalcParams {
|
||||
canDikouGoodsArr: BaseCartItem[];
|
||||
coupon: Coupon;
|
||||
user: ShopUserInfo;
|
||||
shopInfo: ShopInfo;
|
||||
selCoupon: Coupon[];
|
||||
goodsOrderPrice: number; //商品订单总价
|
||||
isMemberPrice: number; // 是否开启会员价 1是开启
|
||||
limitTimeDiscount?: TimeLimitDiscountConfig | null | undefined;
|
||||
}
|
||||
export interface CanDikouGoodsArrArgs {
|
||||
canDikouGoodsArr: BaseCartItem[];
|
||||
selCoupon: Coupon[];
|
||||
user: ShopUserInfo;
|
||||
shopInfo: ShopInfo;
|
||||
limitTimeDiscount?: TimeLimitDiscountConfig | null | undefined;
|
||||
}
|
||||
export interface returnPriceArgs {
|
||||
goods: BaseCartItem;
|
||||
selCoupon: Coupon[];
|
||||
user: ShopUserInfo;
|
||||
shopInfo: ShopInfo;
|
||||
shopUserInfo: ShopUserInfo;
|
||||
limitTimeDiscountRes?: TimeLimitDiscountConfig | null | undefined;
|
||||
idKey?: keyof BaseCartItem;
|
||||
}
|
||||
|
||||
|
||||
export interface CanReturnMemberPriceArgs {
|
||||
shopInfo?: ShopInfo;
|
||||
shopUserInfo: ShopUserInfo;
|
||||
}
|
||||
Reference in New Issue
Block a user