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@@ -128,12 +128,18 @@ Page({ |
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let arr = []
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let currentCoupon = '0'; //没选券 为0 可叠加券1 不可叠加券2
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let inputValue = parseFloat(this.data.inputValue)
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let val = 0;
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let val = 0; //勾选的券 优惠金额的和
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let descStr = 0; //勾选的券 每满金额的和
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for (let i = 0, lenI = list.length; i < lenI; ++i) {
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list[i].checked = false;
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for (let j = 0, lenJ = values.length; j < lenJ; ++j) {
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if (list[i].activity_id === values[j]) {
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val += parseFloat(list[i].price)
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if (!list[i].desc || list[i].desc == 0) {
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descStr += parseFloat(list[i].price)
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} else {
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descStr += parseFloat(list[i].desc)
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}
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arr.push({
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...list[i]
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})
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@@ -160,25 +166,21 @@ Page({ |
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}
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//选的不可叠加券 其他所有的可叠加券都不可选
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if (currentCoupon == '2') {
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list.forEach(item => {
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if (item.accumulationShow == "1" || !item.checked) {
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item.showCpupon = '0';
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list.map((item) => {
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if (item.checked) {
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item.showCpupon = '1'
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} else {
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item.showCpupon = '1';
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item.showCpupon = '0'
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}
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})
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}
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//选的可叠加券 其他所有的不可叠加券都不可选
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if (currentCoupon == '1') {
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list.forEach(item => {
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let kyNum = Math.floor(parseFloat(this.data.inputValue)/parseFloat(item.desc))
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let count = list.reduce((accumulator, obj) => {
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return item.aid === obj.aid&&obj.checked ? accumulator + 1 : accumulator;
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}, 0);
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if (item.accumulationShow == "0" || ((remaining - item.price < 0) && !item.checked)||(!item.checked&&count>=kyNum)) {
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item.showCpupon = '0';
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} else if (item.accumulationShow == "1" && item.canCheck == '1') {
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if (item.checked || (item.accumulationShow == "1" && (inputValue - descStr) >= parseFloat(item.desc) && parseFloat(item.price) <= (inputValue - val))) {
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item.showCpupon = '1';
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} else {
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item.showCpupon = '0';
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}
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})
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}
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@@ -199,8 +201,14 @@ Page({ |
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inputValue: e.detail.value,
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couponArr: list
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})
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this.colationData()
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if (e.detail.value == '') {
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this.setData({
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discountPrice: '',
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actualPrice: '',
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})
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}else{
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this.colationData()
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}
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},
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// 点确认选择
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checkCertificate() {
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@@ -398,13 +406,28 @@ Page({ |
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const isValid = validCoupons.some(validCoupon => validCoupon.activity_id == item.activity_id);
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item.canCheck = isValid ? '1' : '0'; // 如果在 validCoupons 中，设置 canCheck 为 1，否则为 0
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});
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// 输入的金额 > 可选券的总优惠金额 勾选所有可选券（未完成）
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// let yxDesc=0
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// let yxArr=[]
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// let yxSum = validCoupons.reduce((pre,cur)=>{
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// if (cur.accumulationShow==1 && cur.canCheck == '1') {
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// if (cur.desc==0||!cur.desc) {
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// yxDesc+=parseFloat(cur.price)
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// }else{
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// yxDesc+=parseFloat(cur.desc)
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// }
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// pre+=parseFloat(cur.price)
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// yxArr.push(cur)
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// }
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// return pre;
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// },0)
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// console.log('yxSum',yxSum,'yxDesc',yxDesc,'yxArr',yxArr);
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console.log('可以勾选的券 && 满足付款条件的券', validCoupons);
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let list1 = []; // 可叠加的优惠券组合
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let list2 = []; // 最优惠的不可叠加的优惠券
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let finalList = []; //最终用的优惠券组合
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// 计算可叠加的组合
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let maxDiscount = 0;
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let numIndex=0
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let closestSum = -Infinity; // 最接近或等于输入值的和
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function backtrack(startIndex, currentCombination, currentSum,couponCount) {
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// 如果当前和等于输入值，直接返回
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