feat: 初始化项目配置和样式- 添加项目环境变量配置文件 (.env)

- 创建代码忽略文件列表 (.gitignore)
- 设置代码格式化规则 (.prettierrc)- 添加各种样式文件，包括背景、边框、按钮、卡片等组件样式
- 创建暗黑主题样式文件
- 添加表单和代码样式文件

pages/index/cart.vue

@@ -0,0 +1,315 @@
+<template>
+  <s-layout :bgStyle="{ color: '#fff' }" tabbar="/pages/index/cart" title="购物车">
+    <s-empty
+      v-if="state.list.length === 0"
+      icon="/static/cart-empty.png"
+      text="购物车空空如也,快去逛逛吧~"
+    />
+
+    <!-- 头部 -->
+    <view v-if="state.list.length" class="cart-box ss-flex ss-flex-col ss-row-between">
+      <view class="cart-header ss-flex ss-col-center ss-row-between ss-p-x-30">
+        <view class="header-left ss-flex ss-col-center ss-font-26">
+          共
+          <text class="goods-number ui-TC-Main ss-flex">{{ state.list.length }}</text>
+          件商品
+        </view>
+        <view class="header-right">
+          <button v-if="state.editMode" class="ss-reset-button" @tap="onChangeEditMode(false)">
+            取消
+          </button>
+          <button v-else class="ss-reset-button ui-TC-Main" @tap="onChangeEditMode(true)">
+            编辑
+          </button>
+        </view>
+      </view>
+      <!-- 内容 -->
+      <view class="cart-content ss-flex-1 ss-p-x-30 ss-m-b-40">
+        <view v-for="item in state.list" :key="item.id" class="goods-box ss-r-10 ss-m-b-14">
+          <view class="ss-flex ss-col-center">
+            <label class="check-box ss-flex ss-col-center ss-p-l-10" @tap="onSelectSingle(item.id)">
+              <radio
+                :checked="state.selectedIds.includes(item.id)"
+                color="var(--ui-BG-Main)"
+                style="transform: scale(0.8)"
+                @tap.stop="onSelectSingle(item.id)"
+              />
+            </label>
+            <view v-if="item.spu?.status !== 1 && !state.editMode" class="down-box">
+              该商品已下架
+            </view>
+            <view v-else-if="item.spu?.stock <= 0 && !state.editMode" class="down-box">
+              该商品无库存
+            </view>
+            <s-goods-item
+              :img="item.spu.picUrl || item.goods.image"
+              :price="item.sku.price"
+              :skuText="
+                item.sku.properties.length > 1
+                  ? item.sku.properties.reduce(
+                      (items2, items) => items2.valueName + ' ' + items.valueName,
+                    )
+                  : item.sku.properties[0].valueName
+              "
+              :title="item.spu.name"
+              :titleWidth="400"
+              priceColor="#FF3000"
+            >
+              <template v-if="!state.editMode" v-slot:tool>
+                <su-number-box
+                  v-model="item.count"
+                  :max="item.sku.stock"
+                  :min="0"
+                  :step="1"
+                  @change="onNumberChange($event, item)"
+                />
+              </template>
+            </s-goods-item>
+          </view>
+        </view>
+      </view>
+      <!-- 底部 -->
+      <su-fixed v-if="state.list.length > 0" :isInset="false" :val="48" bottom placeholder>
+        <view class="cart-footer ss-flex ss-col-center ss-row-between ss-p-x-30 border-bottom">
+          <view class="footer-left ss-flex ss-col-center">
+            <label class="check-box ss-flex ss-col-center ss-p-r-30" @tap="onSelectAll">
+              <radio
+                :checked="state.isAllSelected"
+                color="var(--ui-BG-Main)"
+                style="transform: scale(0.8)"
+                @tap.stop="onSelectAll"
+              />
+              <view class="ss-m-l-8"> 全选</view>
+            </label>
+            <text>合计：</text>
+            <view class="text-price price-text">
+              {{ fen2yuan(state.totalPriceSelected) }}
+            </view>
+          </view>
+          <view class="footer-right">
+            <button
+              v-if="state.editMode"
+              class="ss-reset-button ui-BG-Main-Gradient pay-btn ui-Shadow-Main"
+              @tap="onDelete"
+            >
+              删除
+            </button>
+            <button
+              v-else
+              class="ss-reset-button ui-BG-Main-Gradient pay-btn ui-Shadow-Main"
+              @tap="onConfirm"
+            >
+              去结算
+              {{ state.selectedIds?.length ? `(${state.selectedIds.length})` : '' }}
+            </button>
+          </view>
+        </view>
+      </su-fixed>
+    </view>
+  </s-layout>
+</template>
+
+<script setup>
+  import sheep from '@/sheep';
+  import { onShow } from '@dcloudio/uni-app';
+  import SpuApi from '@/sheep/api/product/spu';
+  import { computed, reactive } from 'vue';
+  import { fen2yuan } from '@/sheep/hooks/useGoods';
+  import { isEmpty } from '@/sheep/helper/utils';
+
+  // 隐藏原生tabBar
+  uni.hideTabBar({
+    fail: () => {},
+  });
+
+  const sys_navBar = sheep.$platform.navbar;
+  const cart = sheep.$store('cart');
+
+  const state = reactive({
+    editMode: computed(() => cart.editMode),
+    list: computed(() => cart.list),
+    selectedList: [],
+    selectedIds: computed(() => cart.selectedIds),
+    isAllSelected: computed(() => cart.isAllSelected),
+    totalPriceSelected: computed(() => cart.totalPriceSelected),
+  });
+
+  // 单选选中
+  function onSelectSingle(id) {
+    cart.selectSingle(id);
+  }
+
+  // 编辑、取消
+  function onChangeEditMode(flag) {
+    cart.onChangeEditMode(flag);
+  }
+
+  // 全选
+  function onSelectAll() {
+    cart.selectAll(!state.isAllSelected);
+  }
+
+  // 结算
+  async function onConfirm() {
+    const items = [];
+    state.selectedList = state.list.filter((item) => state.selectedIds.includes(item.id));
+    state.selectedList.map((item) => {
+      // 此处前端做出修改
+      items.push({
+        skuId: item.sku.id,
+        count: item.count,
+        cartId: item.id,
+        categoryId: item.spu.categoryId,
+      });
+    });
+    if (isEmpty(items)) {
+      sheep.$helper.toast('请先选择商品');
+      return;
+    }
+    await validateDeliveryType(state.selectedList.map((item) => item.spu).map((spu) => spu.id));
+    sheep.$router.go('/pages/order/confirm', {
+      data: JSON.stringify({
+        items,
+      }),
+    });
+  }
+
+  /**
+   * 校验配送方式冲突
+   *
+   * @param {string[]} spuIds - 商品ID数组
+   * @returns {Promise<void>}
+   * @throws {Error} 当配送方式冲突或获取商品信息失败时抛出错误
+   */
+  async function validateDeliveryType(spuIds) {
+    // 获取商品信息
+    const { data: spuList } = await SpuApi.getSpuListByIds(spuIds.join(','));
+    if (isEmpty(spuList)) {
+      sheep.$helper.toast('未找到商品信息');
+      throw new Error('未找到商品信息');
+    }
+    // 获取所有商品的配送方式列表
+    const deliveryTypesList = spuList.map((item) => item.deliveryTypes);
+    // 检查配送方式冲突
+    const hasConflict = checkDeliveryConflicts(deliveryTypesList);
+    if (hasConflict) {
+      sheep.$helper.toast('选中商品支持的配送方式冲突，不允许提交');
+      throw new Error('选中商品支持的配送方式冲突，不允许提交');
+    }
+  }
+
+  /**
+   * 检查配送方式列表中是否存在冲突
+   * @description
+   * 示例场景:
+   * A 商品支持：[快递, 自提]
+   * B 商品支持：[快递]
+   * C 商品支持：[自提]
+   *
+   * 对比结果:
+   * A 和 B：不冲突 (有交集：快递)
+   * A 和 C：不冲突 (有交集：自提)
+   * B 和 C：冲突 (无交集)
+   * @param {Array<Array<number>>} deliveryTypesList - 配送方式列表的数组
+   * @returns {boolean} 是否存在冲突
+   */
+  function checkDeliveryConflicts(deliveryTypesList) {
+    for (let i = 0; i < deliveryTypesList.length - 1; i++) {
+      const currentTypes = deliveryTypesList[i];
+      for (let j = i + 1; j < deliveryTypesList.length; j++) {
+        const nextTypes = deliveryTypesList[j];
+        // 检查是否没有交集（即冲突）
+        const hasNoIntersection = !currentTypes.some((type) => nextTypes.includes(type));
+        if (hasNoIntersection) {
+          return true;
+        }
+      }
+    }
+    return false;
+  }
+
+  function onNumberChange(e, cartItem) {
+    if (e === 0) {
+      cart.delete(cartItem.id);
+      return;
+    }
+    if (cartItem.goods_num === e) return;
+    cartItem.goods_num = e;
+    cart.update({
+      goods_id: cartItem.id,
+      goods_num: e,
+      goods_sku_price_id: cartItem.goods_sku_price_id,
+    });
+  }
+
+  async function onDelete() {
+    cart.delete(state.selectedIds);
+  }
+
+  function getCartList() {
+    cart.getList();
+  }
+
+  onShow(() => {
+    getCartList();
+  });
+</script>
+
+<style lang="scss" scoped>
+  :deep(.ui-fixed) {
+    height: 72rpx;
+  }
+
+  .cart-box {
+    width: 100%;
+
+    .cart-header {
+      height: 70rpx;
+      background-color: #f6f6f6;
+      width: 100%;
+      position: fixed;
+      left: 0;
+      top: v-bind('sys_navBar') rpx;
+      z-index: 1000;
+      box-sizing: border-box;
+    }
+
+    .cart-footer {
+      height: 100rpx;
+      background-color: #fff;
+
+      .pay-btn {
+        width: 180rpx;
+        height: 70rpx;
+        font-size: 28rpx;
+        line-height: 28rpx;
+        font-weight: 500;
+        border-radius: 40rpx;
+      }
+    }
+
+    .cart-content {
+      margin-top: 70rpx;
+
+      .goods-box {
+        background-color: #fff;
+        position: relative;
+      }
+      // 下架商品
+      .down-box {
+        position: absolute;
+        left: 0;
+        top: 0;
+        width: 100%;
+        height: 100%;
+        background: rgba(#fff, 0.8);
+        z-index: 2;
+        display: flex;
+        justify-content: center;
+        align-items: center;
+        color: #999;
+        font-size: 32rpx;
+      }
+    }
+  }
+</style>