From 22cd5160bf1a75d63e760a6397301056930eac9a Mon Sep 17 00:00:00 2001
From: lifizer <913626195@qq.com>
Date: Mon, 8 Apr 2024 17:35:39 +0800
Subject: [PATCH] =?UTF-8?q?Feat(=E8=B4=AD=E7=89=A9=E8=BD=A6):=E5=A2=9E?=
 =?UTF-8?q?=E5=8A=A0=E5=88=87=E6=8D=A2=E8=A7=84=E6=A0=BC=E5=8A=9F=E8=83=BD?=
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---
 api/store.js   |  14 +++
 pages/cart.vue | 297 ++++++++++++++++++++++++++++++++++++++++++++++++-
 2 files changed, 308 insertions(+), 3 deletions(-)

diff --git a/api/store.js b/api/store.js
index 85721a5..4cf9f04 100644
--- a/api/store.js
+++ b/api/store.js
@@ -144,6 +144,20 @@ export function changeCartNum(id, number) {
     });
 }
 
+/*
+ * 购物车 获取商品规格
+ * */
+export function getCartGoodAttr(id, uniqueId) {
+    return request.get(`/product/attr/${id}?uniqueId=${uniqueId}`)
+}
+
+/*
+ * 购物车 商品规格修改
+ * */
+export function cartGoodChangeAttr(data) {
+    return request.post('/cart/changeAttr', data)
+}
+
 /**
  * 搜索推荐关键字
  */
diff --git a/pages/cart.vue b/pages/cart.vue
index 7d73c9c..518428a 100644
--- a/pages/cart.vue
+++ b/pages/cart.vue
@@ -84,7 +84,7 @@
               >{{ good['productInfo']['storeName'] }}</view>
               <view
                 class="sku ai-center"
-                @click="navToGood(good['productId'])"
+                @click="changeGoodAttrHandle(good)"
               >
                 规格：{{ good['productInfo']['attrInfo']['sku'] }}
               </view>
@@ -144,6 +144,61 @@
           <view class="btn-submit bold flex jc-center ai-center" @click="submit">结算</view>
         </view>
       </view>
+      <view
+        v-show="showAttr"
+        class="good-attr-wrap"
+      >
+        <view class="layer" @click="closeAttr" />
+        <view class="content">
+          <view class="close">
+            <text class="iconfont icon-guanbi" @click="closeAttr"></text>
+          </view>
+          <view class="good-info">
+            <view class="name-img">
+              <image :src="currGoodAttr.image" class="img" />
+              <view class="name">
+                <view class="more-t">
+                  {{ currGood.productInfo.storeName }}
+                </view>
+                <view class="price">
+                  <text class="txt">￥</text>{{ currGoodAttr.price }}
+                </view>
+              </view>
+            </view>
+          </view>
+          <view class="attr-wrap">
+            <view
+              v-for="(item, index) in goodAttr.productAttr"
+              :key="index"
+              class="item"
+            >
+              <view class="title">{{ item.attrName }}</view>
+              <view class="acea-row row-middle">
+                <view
+                  v-for="(attr, attrIndex) in item.attrValue"
+                  :key="attr"
+                  :class="{
+                    'on': attr.check
+                  }"
+                  class="attr"
+                  @click="attrItemClick(attr, attrIndex, index)"
+                >
+                  {{ attr.attr }}
+                </view>
+              </view>
+            </view>
+          </view>
+          <view class="bottom">
+            <view
+              :class="currGoodAttr.stock === 0 ? 'disabled' : ''"
+              class="btn"
+              @click="changeAttrConfirm"
+            >
+              确认
+            </view>
+          </view>
+        </view>
+      </view>
     </view>
     <goo-skeleton
       v-else
@@ -152,7 +207,13 @@
   </view>
 </template>
 <script>
-import {changeCartNum, getCartGroup, postCartDel} from '@/api/store'
+import {
+  changeCartNum,
+  getCartGroup,
+  postCartDel,
+  getCartGoodAttr,
+  cartGoodChangeAttr
+} from '@/api/store'
 import CheckboxIcon from '@/components/CheckboxIcon.vue'
 export default {
   components: {
@@ -162,7 +223,14 @@ export default {
     return {
       isLoad: false,
       list: [],
-      isAll: false
+      isAll: false,
+      currGood: {},
+      currGoodAttr: {},
+      goodAttr: {
+        productAttr: [],
+        productValue: {}
+      },
+      showAttr: false
     }
   },
   computed: {
@@ -192,6 +260,7 @@ export default {
     if (!this.isLoad) {
       return
     }
+    this.closeAttr()
     this.getCart()
   },
   methods: {
@@ -308,6 +377,114 @@ export default {
         }
       })
     },
+    changeGoodAttrHandle(good) {
+      const id = good.productInfo.id
+      const unique = good.productInfo.attrInfo.unique
+      uni.showLoading()
+      getCartGoodAttr(id, unique).then(res => { 
+        const { success, data } = res
+        if (success) {
+          this.currGood = good
+          this.goodAttr = data
+          this.goodAttr.productAttr.map((item, index) => {
+            item.attrValue.map((attr, attrIndex) => {
+              attr.check = data.defaultSkuIndex[index] === attrIndex
+            })
+          })
+          this.currGoodAttr = data.productValue[data.defaultSku.sort().join(',')]
+          this.showAttr = true
+        }
+      }).finally(() => {
+        uni.hideLoading()
+      })
+    },
+    getAttrItemData(attr) {
+      let result = {}
+      this.goodAttr.productAttr.map(item => {
+        if (item.attrItemkey === attr) {
+          result = item
+        }
+      })
+      return result
+    },
+    // 规格切换
+    attrItemClick(attr, attrIndex, index) {
+      const tempArr = JSON.parse(JSON.stringify(this.goodAttr))
+      tempArr.productAttr[index].attrValue.map(attrItem => {
+        attrItem.check = false
+      })
+      // 预设目标规格选中
+      tempArr.productAttr[index].attrValue[attrIndex].check = true
+      const arr = []
+      tempArr.productAttr.map((item) => {
+        item.attrValue.map((attrItem) => {
+          if (attrItem.check) {
+            // 将预选中的规格组合起来
+            arr.push(attrItem.attr)
+          }
+        })
+      })
+      if (arr.length > 0) {
+        const attrStr = arr.sort().join(',')
+        if (this.goodAttr.productValue[attrStr]) {
+          const stock = this.goodAttr.productValue[attrStr].stock
+          this.currGoodAttr = this.goodAttr.productValue[attrStr]
+          this.goodAttr.productAttr[index].attrValue.map(attrItem => {
+            attrItem.check = false
+          })
+          this.goodAttr.productAttr[index].attrValue[attrIndex].check = true
+          if (stock === 0) {
+            uni.showToast({
+              title: '库存不足',
+              icon: 'none',
+              duration: 3000
+            })
+          }
+          // if (stock > 0) {
+          //   this.currGoodAttr = this.goodAttr.productValue[attrStr]
+          //   this.goodAttr.productAttr[index].attrValue.map(attrItem => {
+          //     attrItem.check = false
+          //   })
+          //   this.goodAttr.productAttr[index].attrValue[attrIndex].check = true
+          // } else {
+
+          // }
+          this.$forceUpdate()
+        }
+      }
+    },
+    // 确认切换
+    changeAttrConfirm() {
+      if (this.currGoodAttr.stock === 0) {
+        return
+      }
+      uni.showLoading()
+      cartGoodChangeAttr({
+        id: this.currGood.id,
+        uniqueId: this.currGoodAttr.unique
+      }).then(res => {
+        const { success } = res
+        if (success) {
+          this.getCart()
+          this.closeAttr()
+        }
+      }).catch(() => {
+        uni.hideLoading()
+      }).finally(() => {
+        uni.hideLoading()
+      })
+    },
+    closeAttr() {
+      this.currGoodAttr = {}
+      this.currGood = {}
+      this.showAttr = false
+    },
+    navToGood(id) {
+      this.$yrouter.push({
+        path: '/pages/shop/GoodsCon/index',
+        query: { id }
+      })
+    },
     submit() {
       const ids = this.handleIds()
       if (ids.length === 0) return
@@ -407,4 +584,118 @@ view {
     font-size: 32rpx;
   }
 }
+.good-attr-wrap {
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  z-index: 9999;
+  .layer {
+    position: absolute;
+    top: 0;
+    left: 0;
+    right: 0;
+    bottom: 0;
+    z-index: 2;
+    background-color: rgba(0, 0, 0, 0.5);
+  }
+  .content {
+    position: absolute;
+    left: 0;
+    right: 0;
+    bottom: 0;
+    z-index: 5;
+    max-height: 75vh;
+    padding: 30rpx;
+    border-top-left-radius: 30rpx;
+    border-top-right-radius: 30rpx;
+    box-sizing: border-box;
+    background-color: #fff;
+    overflow-y: auto;
+    .close {
+      position: absolute;
+      top: 30rpx;
+      right: 30rpx;
+      .iconfont {
+        font-size: 16px;
+        color: #666;
+      }
+    }
+    .good-info {
+      padding: 20rpx 0 0 0;
+      .name-img {
+        display: flex;
+        .img {
+          display: block;
+          width: 160rpx;
+          height: 160rpx;
+          margin: 0 20rpx 0 0;
+        }
+        .name {
+          width: calc(100% - 220rpx);
+          color: #333;
+          font-size: 16px;
+        }
+        .price {
+          margin: 20rpx 0 0 0;
+          color: #E92727;
+          font-size: 16px;
+          .txt{
+            font-size: 12px;
+          }
+        }
+      }
+    }
+    .attr-wrap {
+      padding: 30rpx 0 0 0;
+      .item + .item {
+        margin: 20rpx 0 0 0;
+      }
+      .title {
+        margin: 0 0 10rpx 0;
+        color: #999;
+        font-size: 28rpx;
+      }
+      .attr {
+        position: relative;
+        padding: 7rpx 33rpx;
+        margin: 14rpx 14rpx 0 0;
+        border: 1rpx solid #bbb;
+        border-radius: 6rpx;
+        color: #333;
+        font-size: 26rpx;
+        &.on {
+          color: #fff;
+          border-color: #eb3729;
+          background-color: #eb3729;
+        }
+        &.disabled {
+          color: #333;
+          border-color: #f1f1f1;
+          background-color: #f1f1f1;
+          .tag {
+
+          }
+        }
+      }
+    }
+    .bottom {
+      padding: 30rpx 0 0 0;
+      .btn {
+        height: 80rpx;
+        border-radius: 40rpx;
+        line-height: 80rpx;
+        text-align: center;
+        color: #fff;
+        font-size: 16px;
+        background-color: #E92727;
+        &.disabled {
+          color: #666;
+          background-color: #f1f1f1;
+        }
+      }
+    }
+  }
+}
 </style>
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