购物车历史订单增加，代码优化

pagesCreateOrder/index/components/taocanModel.vue

@@ -36,7 +36,7 @@
 </template>
 
 <script setup>
-	import { computed, getCurrentInstance, reactive, ref, watch } from 'vue';
+	import { computed, reactive, ref, watch } from 'vue';
 	import infobox from '@/commons/utils/infoBox.js'
 	import myModel from '@/components/my-components/my-model.vue'
 	import myButton from '@/components/my-components/my-button.vue'
@@ -48,6 +48,7 @@
 		},
 	})
 	const model = ref(null)
+	const popup = ref()
 	let datas = reactive({
 		item: "",
 		title: "",
@@ -75,7 +76,6 @@
 	})
 	
 	const emits = defineEmits(['confirm', 'updateSku'])
-	const instance = getCurrentInstance();
 	
 	function confirm() {
 		// 将数据保存进对应的值
@@ -104,7 +104,7 @@
 			emits('confirm', arr, datas.item)
 			close()
 		} else {
-			instance.ctx.$refs.popup.open()
+			popup.value.open()
 		}
 	}