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会员修复

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This commit is contained in:
YeMingfei666
2025-10-10 09:26:39 +08:00
parent e2dd540bb8
commit f0fee9085d
5 changed files with 529 additions and 442 deletions
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177
utils/goods-utils.js
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@@ -12,13 +12,13 @@ import _ from "lodash";
* @param {Object} shopInfo
*/
export function returnGoodsPrice(goods, user, shopInfo) {
if(!goods){
if (!goods) {
return 0
}
if (goods.discount_sale_amount * 1 > 0) {
return goods.discount_sale_amount;
}
if(shopInfo&&!shopInfo.isMemberPrice){
if (shopInfo && !shopInfo.isMemberPrice) {
return goods.salePrice;
}
if (user.isVip && goods.memberPrice * 1 <= goods.salePrice * 1 && goods.memberPrice * 1 > 0) {
@@ -68,38 +68,37 @@ export function returnCoupType(coupon) {
* @param user 用户信息
*/
export function returnCanDikouGoodsArr(canDikouGoodsArr, selCoupon, user) {
const types = [2, 4, 6];
// 收集已抵扣商品并关联对应的优惠券类型
const goodsCouponGoods = selCoupon
.filter((v) => types.includes(v.type))
.reduce((prev, cur) => {
// 给每个抵扣商品添加所属优惠券类型
const goodsWithType = cur.discount.hasDiscountGoodsArr.map(goods => ({
...goods,
couponType: cur.type // 记录该商品是被哪种类型的优惠券抵扣的
}));
prev.push(...goodsWithType);
return prev;
}, []);
const types = [2, 4, 6];
// 收集已抵扣商品并关联对应的优惠券类型
const goodsCouponGoods = selCoupon
.filter((v) => types.includes(v.type))
.reduce((prev, cur) => {
// 给每个抵扣商品添加所属优惠券类型
const goodsWithType = cur.discount.hasDiscountGoodsArr.map(goods => ({
...goods,
couponType: cur.type // 记录该商品是被哪种类型的优惠券抵扣的
}));
prev.push(...goodsWithType);
return prev;
}, []);
const arr = _.cloneDeep(canDikouGoodsArr)
.map((v) => {
const findCart = goodsCouponGoods.find((carts) => carts.id == v.id);
if (findCart) {
// 根据优惠券类型判断扣减数量
if ([4, 6].includes(findCart.couponType)) {
// 类型4（第二件半价）或6（买一送一），数量减2
v.num -= 2;
} else {
// 其他类型（如类型2商品券），按原逻辑扣减对应数量
v.num -= findCart.num;
}
}
return v;
})
.filter((v) => v.num > 0); // 过滤掉数量<=0的商品
const arr = _.cloneDeep(canDikouGoodsArr)
.map((v) => {
const findCart = goodsCouponGoods.find((carts) => carts.id == v.id);
if (findCart) {
// 根据优惠券类型判断扣减数量
if ([4, 6].includes(findCart.couponType)) {
// 类型4（第二件半价）或6（买一送一），数量减2
v.num -= 2;
} else {
// 其他类型（如类型2商品券），按原逻辑扣减对应数量
v.num -= findCart.num;
}
}
return v;
})
.filter((v) => v.num > 0); // 过滤掉数量<=0的商品
return arr;
return arr;
}
/**
@@ -135,25 +134,24 @@ export function returnCouponCanUse(args) {
reason: "优惠券未启用"
};
}
// 计算门槛金额
let fullAmount = goodsOrderPrice;
canDikouGoodsArr = returnCanDikouGoodsArr(canDikouGoodsArr, selCoupon, user,shopInfo);
canDikouGoodsArr = returnCanDikouGoodsArr(canDikouGoodsArr, selCoupon, user, shopInfo);
//优惠券指定门槛商品列表
let canCalcGoodsArr=[...canDikouGoodsArr]
let canCalcGoodsArr = [...canDikouGoodsArr]
//部分商品参与门槛计算
if(coupon.thresholdFoods.length){
canCalcGoodsArr = canDikouGoodsArr.filter((v) => {
if (coupon.thresholdFoods.length) {
canCalcGoodsArr = canDikouGoodsArr.filter((v) => {
return coupon.thresholdFoods.find((food) => food.id == v.productId);
});
fullAmount = canCalcGoodsArr.reduce((pre, cur) => {
return pre + returnGoodsPrice(cur, user,shopInfo) * cur.num;
return pre + returnGoodsPrice(cur, user, shopInfo) * cur.num;
}, 0);
}
// 是否全部商品可用
const isDikouAll = coupon.useFoods.length === 0;
// 订单可用商品列表
@@ -163,27 +161,27 @@ export function returnCouponCanUse(args) {
return coupon.useFoods.find((food) => food.id == v.productId);
});
}
if(user.isVip&&!coupon.vipPriceShare){
if (user.isVip && !coupon.vipPriceShare) {
return {
canUse: false,
reason: "非会员可用"
};
}
if(selCoupon.length>0&&!selCoupon[0].otherCouponShare){
return {
if (selCoupon.length > 0 && !selCoupon[0].otherCouponShare) {
return {
canUse: false,
reason: "当前选中的券不可与其他券同享"
};
}
if(selCoupon.length>0&&!coupon.otherCouponShare){
return {
if (selCoupon.length > 0 && !coupon.otherCouponShare) {
return {
canUse: false,
reason: "当前选中的券不可与其他券同享"
};
}
// 满减券和折扣券计算门槛金额是否满足
if([1,3].includes(coupon.type)){
if(canCalcGoodsArr.length<=0){
if ([1, 3].includes(coupon.type)) {
if (canCalcGoodsArr.length <= 0) {
return {
canUse: false,
reason: "没有可参与计算门槛的商品"
@@ -198,9 +196,15 @@ export function returnCouponCanUse(args) {
}
}
// 商品兑换券，第二件半价和买一送一判断是否有可用商品
if([2,4,5].includes(coupon.type)){
if ([2, 4, 5].includes(coupon.type)) {
// 没有符合条件的商品
if (!isDikouAll && canCalcGoodsArr.length === 0) {
if (isDikouAll && canDikouGoodsArr.length === 0) {
return {
canUse: false,
reason: "没有符合条件的商品"
};
}
if (!isDikouAll && canUseGoodsArr.length === 0) {
return {
canUse: false,
reason: "没有符合条件的商品"
@@ -208,7 +212,7 @@ export function returnCouponCanUse(args) {
}
}
//商品兑换券是否达到门槛金额
if(coupon.type==2&&goodsOrderPrice<coupon.fullAmount){
if (coupon.type == 2 && goodsOrderPrice < coupon.fullAmount) {
return {
canUse: false,
reason: `满${coupon.fullAmount}元可用，当前可参与金额${fullAmount}元`
@@ -264,7 +268,7 @@ export function returnCouponCanUse(args) {
* @param user 用户信息
* @param {Object} shopInfo 店铺信息
*/
export function calcDiscountGoodsArrPrice(discountGoodsArr, discountNum, user,shopInfo) {
export function calcDiscountGoodsArrPrice(discountGoodsArr, discountNum, user, shopInfo) {
let hasCountNum = 0;
let discountPrice = 0;
let hasDiscountGoodsArr = [];
@@ -275,7 +279,7 @@ export function calcDiscountGoodsArrPrice(discountGoodsArr, discountNum, user,sh
const goods = discountGoodsArr[i];
const shengyuNum = discountNum - hasCountNum;
const num = Math.min(goods.num, shengyuNum);
discountPrice += returnGoodsPrice(goods, user,shopInfo) * num;
discountPrice += returnGoodsPrice(goods, user, shopInfo) * num;
hasCountNum += num;
hasDiscountGoodsArr.push({
...goods,
@@ -297,14 +301,14 @@ export function calcDiscountGoodsArrPrice(discountGoodsArr, discountNum, user,sh
* @param selCoupon 已选择的优惠券列表
* @param shopInfo 店铺信息
*/
export function returnCouponDiscount(arr, coupon, user, goodsOrderPrice, selCoupon,shopInfo) {
export function returnCouponDiscount(arr, coupon, user, goodsOrderPrice, selCoupon, shopInfo) {
const canDikouGoodsArr = returnCanDikouGoodsArr(arr, selCoupon, user);
console.log('canDikouGoodsArr', canDikouGoodsArr);
if (coupon.type == 2) {
return returnCouponProductDiscount(canDikouGoodsArr, coupon, user, shopInfo);
}
if (coupon.type == 6) {
return returnCouponBuyOneGiveOneDiscount(canDikouGoodsArr, coupon, user, shopInfo);
const result = returnCouponBuyOneGiveOneDiscount(canDikouGoodsArr, coupon, user, shopInfo);
return result
}
if (coupon.type == 4) {
return returnSecoendDiscount(canDikouGoodsArr, coupon, user, shopInfo);
@@ -341,19 +345,19 @@ export function returnCouponZhekouDiscount(
.reduce((prve, cur) => {
return new BigNumber(prve).plus(new BigNumber(cur.discount.discountPrice));
}, 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);
console.log('adjustedGoodsOrderPrice', adjustedGoodsOrderPrice.toNumber());
// 计算优惠比例：(100 - 折扣率) / 100
const discountAmountRatio = new BigNumber(100).minus(discountRate).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;
@@ -372,7 +376,7 @@ export function returnCouponZhekouDiscount(
* @param user 用户信息
* @param shopInfo 店铺信息
*/
export function returnCouponProductDiscount(canDikouGoodsArr, coupon, user,shopInfo) {
export function returnCouponProductDiscount(canDikouGoodsArr, coupon, user, shopInfo) {
const {
useFoods,
discountNum,
@@ -402,7 +406,7 @@ export function returnCouponProductDiscount(canDikouGoodsArr, coupon, user,shopI
discountGoodsArr = discountSelGoodsArr.slice(0, discountNum);
}
}
const result = calcDiscountGoodsArrPrice(discountGoodsArr, discountNum, user,shopInfo);
const result = calcDiscountGoodsArrPrice(discountGoodsArr, discountNum, user, shopInfo);
return result;
}
@@ -413,7 +417,7 @@ export function returnCouponProductDiscount(canDikouGoodsArr, coupon, user,shopI
* @param user 用户信息
* @param shopInfo 店铺信息
*/
function returnCouponBuyOneGiveOneDiscount(canDikouGoodsArr, coupon, user,shopInfo) {
function returnCouponBuyOneGiveOneDiscount(canDikouGoodsArr, coupon, user, shopInfo) {
const {
useFoods,
useRule
@@ -425,23 +429,28 @@ function returnCouponBuyOneGiveOneDiscount(canDikouGoodsArr, coupon, user,shopIn
//抵扣全部商品
if (useFoods.length === 0) {
if (useRule == "price_asc") {
discountGoods = canUseGoods[canUseGoods.length - 1];
discountGoods = canUseGoods[canUseGoods.length - 1]
} else {
discountGoods = canUseGoods.slice(0, 1);
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];
discountGoods = canUseGoods1[canUseGoods1.length - 1]
} else {
discountGoods = canUseGoods1.slice(0, 1);
discountGoods = canUseGoods1[0]
}
}
const discountPrice = returnGoodsPrice(discountGoods, user,shopInfo);
const hasDiscountGoodsArr = [discountGoods];
let discountPrice = 0;
let hasDiscountGoodsArr = []
console.log('returnCouponBuyOneGiveOneDiscount:discountGoods',discountGoods);
if (discountGoods) {
discountPrice = returnGoodsPrice(discountGoods, user, shopInfo);
hasDiscountGoodsArr = [discountGoods];
}
return {
discountPrice,
discountPrice:discountPrice<=0?0:discountPrice,
hasDiscountGoodsArr
};
}
@@ -453,38 +462,40 @@ function returnCouponBuyOneGiveOneDiscount(canDikouGoodsArr, coupon, user,shopIn
* @param user 用户信息
* @param shopInfo 店铺信息
*/
function returnSecoendDiscount(canDikouGoodsArr, coupon, user,shopInfo) {
function returnSecoendDiscount(canDikouGoodsArr, coupon, user, shopInfo) {
const {
useFoods,
useRule
} = coupon;
//抵扣商品
let discountGoods = undefined;
//符合买一送一条件的商品
//符合条件的商品
const canUseGoods = canDikouGoodsArr.filter((v) => v.num >= 2);
//抵扣全部商品
if (useFoods.length === 0) {
if (useRule == "price_asc") {
discountGoods = canUseGoods[canUseGoods.length - 1];
discountGoods = canUseGoods[canUseGoods.length - 1]
} else {
discountGoods = canUseGoods.slice(0, 1);
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];
discountGoods = canUseGoods1[canUseGoods1.length - 1]
} else {
discountGoods = canUseGoods1.slice(0, 1);
discountGoods = canUseGoods1[0]
}
}
console.log('returnSecoendDiscount:discountGoods',discountGoods);
const discountPrice = returnGoodsPrice(discountGoods[0], user,shopInfo);
console.log('returnSecoendDiscount:discountPrice',discountPrice);
const hasDiscountGoodsArr = [discountGoods];
let discountPrice = 0;
let hasDiscountGoodsArr = []
if (discountGoods) {
discountPrice = returnGoodsPrice(discountGoods, user, shopInfo);
hasDiscountGoodsArr = [discountGoods];
}
//返回半价价格
return {
discountPrice: new BigNumber(discountPrice).dividedBy(2).toNumber(),
discountPrice: discountPrice <= 0 ? 0 : new BigNumber(discountPrice).dividedBy(2).toNumber(),
hasDiscountGoodsArr,
};
}