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mini-program/pages/cart/components/specs-popup/index.js

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+Component({
+  options: {
+    addGlobalClass: true,
+    multipleSlots: true, // 在组件定义时的选项中启用多slot支持
+  },
+
+  properties: {
+    show: {
+      type: Boolean,
+      value: false,
+    },
+    value: {
+      type: String,
+      value: '',
+    },
+    title: {
+      type: String,
+      observer(newVal) {
+        this.setData({ 'goods.title': newVal });
+      },
+    },
+    price: {
+      type: String,
+      value: '',
+      observer(newVal) {
+        this.setData({ 'goods.price': newVal });
+      },
+    },
+    thumb: {
+      type: String,
+      value: '',
+      observer(newVal) {
+        this.setData({ 'goods.thumb': newVal });
+      },
+    },
+    thumbMode: {
+      type: String,
+      value: 'aspectFit',
+    },
+    zIndex: {
+      type: Number,
+      value: 99,
+    },
+    specs: {
+      type: Array,
+      value: [],
+    },
+  },
+
+  data: {
+    goods: {
+      title: '',
+      thumb: '',
+      price: '',
+      hideKey: {
+        originPrice: true,
+        tags: true,
+        specs: true,
+        num: true,
+      },
+    },
+  },
+  methods: {
+    onClose() {
+      this.triggerEvent('close');
+    },
+
+    onCloseOver() {
+      this.triggerEvent('closeover');
+    },
+  },
+});

mini-program/pages/cart/components/specs-popup/index.json

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+{
+  "component": true,
+  "usingComponents": {
+    "t-popup": "tdesign-miniprogram/popup/popup",
+    "goods-card": "../../components/goods-card/index"
+  }
+}

mini-program/pages/cart/components/specs-popup/index.wxml

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+<t-popup
+  close-on-overlay-click="{{true}}"
+  visible="{{show}}"
+  placement="bottom"
+  z-index="{{zIndex}}"
+>
+	<view class="specs-popup">
+		<view>
+			<goods-card data="{{goods}}" layout="horizontal-wrap" thumb-mode="{{thumbMode}}" />
+			<view class="section">
+				<view class="title">已选规格</view>
+				<view class="options">
+					<view
+					  wx:for="{{specs}}"
+					  wx:for-item="spec"
+					  wx:key="spec"
+					  class="option"
+					>{{spec}}
+					</view>
+				</view>
+			</view>
+		</view>
+		<view class="bottom-btn" hover-class="bottom-btn--active" bindtap="onClose">我知道了</view>
+	</view>
+</t-popup>
+

mini-program/pages/cart/components/specs-popup/index.wxss

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+.specs-popup {
+  width: 100vw;
+  box-sizing: border-box;
+  padding: 32rpx 32rpx calc(20rpx + env(safe-area-inset-bottom)) 32rpx;
+  max-height: 80vh;
+  display: flex;
+  flex-direction: column;
+  background-color: white;
+  border-radius: 20rpx 20rpx 0 0;
+}
+.specs-popup .section {
+  margin-top: 44rpx;
+  flex: auto;
+  overflow-y: scroll;
+  overflow-x: hidden;
+  -webkit-overflow-scrolling: touch;
+}
+.specs-popup .section .title {
+  font-size: 26rpx;
+  color: #4f5356;
+}
+.specs-popup .section .options {
+  color: #333333;
+  font-size: 24rpx;
+  margin-right: -26rpx;
+}
+.specs-popup .section .options .option {
+  display: inline-block;
+  margin-top: 24rpx;
+  height: 56rpx;
+  line-height: 56rpx;
+  padding: 0 16rpx;
+  border-radius: 8rpx;
+  background-color: #f5f5f5;
+  max-width: 100%;
+  box-sizing: border-box;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+.specs-popup .section .options .option:not(:last-child) {
+  margin-right: 26rpx;
+}
+.specs-popup .bottom-btn {
+  margin-top: 42rpx;
+  position: relative;
+  height: 80rpx;
+  line-height: 80rpx;
+  text-align: center;
+  background-color: white;
+  color: #fa4126;
+}
+.specs-popup .bottom-btn--active {
+  opacity: 0.5;
+}
+.specs-popup .bottom-btn::after {
+  display: block;
+  content: ' ';
+  position: absolute;
+  left: 0;
+  top: 0;
+  width: 200%;
+  height: 200%;
+  border: 1px solid #fa4126;
+  border-radius: 80rpx;
+  transform: scale(0.5);
+  transform-origin: left top;
+}