From 3e1b545d2aace752d6e08c1cff1d25ef100f2125 Mon Sep 17 00:00:00 2001
From: 670788339 <670788339@qq.com>
Date: Thu, 30 Oct 2025 19:42:31 +0800
Subject: [PATCH] =?UTF-8?q?=E6=A0=87=E7=AD=BE=E8=BE=93=E5=85=A5=E6=A1=86?=
 =?UTF-8?q?=E4=B8=8B=E6=8B=89=E8=B0=83=E6=95=B4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/components/Course/courseTag.vue | 29 ++++++++++++++++++++++++-----
 1 file changed, 24 insertions(+), 5 deletions(-)

diff --git a/src/components/Course/courseTag.vue b/src/components/Course/courseTag.vue
index b02dcc98..71e5e628 100644
--- a/src/components/Course/courseTag.vue
+++ b/src/components/Course/courseTag.vue
@@ -11,11 +11,12 @@
       :remote-method="debouncedSearch"
       :loading="loading"
       :disabled="sysTypeList.length===0"
-      :placeholder="sysTypeList.length === 0 ? '请先选择课程分类' : '请输入标签名称'"
+      :placeholder="'请输入标签名称'"
       @remove-tag="handleTagRemove"
       @change="handleSelectionChange"
       @keyup.enter.native="handleEnterKey"
       @keyup.delete.native="handleDeleteKey"
+      @focus="handleFocus"
       ref="tagSelect"
     >
       <el-option
@@ -108,9 +109,26 @@ export default {
       newVal.forEach(tag => {
         if (tag.id) this.tagMap.set(tag.id, tag);
       });
+    },
+    // 监听分类变化，重新加载搜索结果
+    sysTypeList: {
+      handler() {
+        // 只有在已选择分类且有焦点时才重新加载
+        if (this.sysTypeList.length > 0 && this.$refs.tagSelect && this.$refs.tagSelect.visible) {
+          this.doSearch('');
+        }
+      },
+      deep: true
     }
   },
   methods: {
+    // 新增：处理输入框获得焦点事件
+    async handleFocus() {
+      // 当输入框获得焦点时，加载默认的搜索结果
+      if (this.sysTypeList.length > 0) {
+        await this.doSearch('');
+      }
+    },
     // 新增：重置标签状态的方法
     resetTagState() {
       this.selectedTags = [];
@@ -202,10 +220,11 @@ export default {
     },
     // 修改doSearch方法，添加搜索结果为空时的提示
     async doSearch(query) {
-      if (!query.trim()) {
-        this.searchResults = []
-        return
-      }
+      // 不再在空查询时清空搜索结果
+      // if (!query.trim()) {
+      //   this.searchResults = []
+      //   return
+      // }
 
       this.loading = true
       try {