update:新手教程流程优化

src/components/Swiper.vue

@@ -1,5 +1,5 @@
 <script setup>
-import { ref } from "vue";
+import { ref, watch } from "vue";
 
 const props = defineProps({
   interval: {
@@ -14,13 +14,24 @@ const props = defineProps({
     type: Array,
     default: () => [],
   },
+  current: {
+    type: Number,
+    default: 0,
+  },
   onChange: {
     type: Function,
     default: (index) => {},
   },
 });
 
-const currentIndex = ref(0);
+const currentIndex = ref(props.current);
+
+watch(
+  () => props.current,
+  (index) => {
+    currentIndex.value = index;
+  }
+);
 
 const handleChange = (e) => {
   currentIndex.value = e.detail.current;
@@ -75,7 +86,7 @@ const handleChange = (e) => {
 
 .dots {
   position: absolute;
-  bottom: 5%;
+  bottom: 2%;
   left: 50%;
   transform: translateX(-50%);
   display: flex;