修复对话框渲染问题，修改部分交互逻辑

src/views/system/gen-chat.vue

@@ -296,7 +296,7 @@
         heigth="80vh"
         :before-close="handleMessageTextToDOCClose">
         <!-- <textarea v-model="textToDocFileContent"></textarea> -->
-        <div id="vditor"></div>
+        <div ref="vditorRef"></div>
         <el-col>
           <!-- 提示 -->
           <el-input v-model="textToDocFileName" placeholder="输入文件名..." style="width: 30%;">输入文件名</el-input>
@@ -408,6 +408,7 @@ const selectFileDocType = ref("docx"); // 选择的文本类型
 const textToDocFileName = ref(""); // 文本创建文件的名称
 const textToDocFileContent = ref(""); // 文本创建文件的内容
 const vditor = ref(); // Vditor 实例
+const vditorRef = ref(null);
 
 
 const historyMsgHtml= ref([]); // 用于存储历史消息的HTML内容
@@ -636,6 +637,7 @@ const doReceiveMessage = (event) => {
 }
 
 const sendMessage = () => {
+  localStorage.setItem("gen_ai_chat_model_id", selectModel.value.toString());
   sendMessageWithFile()
   return;
 };
@@ -763,6 +765,7 @@ const clearCurrent = () => {
   messages.length = 0; // 清空消息
   historyMsgHtml.value.length = 0; // 清空历史消息
   sessionName.value = "新会话";
+  showSession();
   ElMessage.success("新会话已创建!可以开始聊天了");
 };
 
@@ -889,14 +892,16 @@ const getMessageWithFile = async (session_id: number) => {
 const MessageTextToDoc = async (content: string) => {
   
   textToDocFileContent.value = content;
-  vditor.value = new Vditor('vditor', {
+  textToDocFileVisible.value = true;
+  await nextTick();
+  vditor.value = new Vditor(vditorRef.value, {
     mode: 'sv',
     height: '600px',
     width: '100%',
     cache: { enable: false },
     value: textToDocFileContent.value,
   });
-  textToDocFileVisible.value = true;
+  
 };
 
 
@@ -920,8 +925,17 @@ const GetModelListByFunctionName = async () => {
     let result = await FindModelListByFunctionName(req);
     if (result["code"] === 0) {
       ModelList.value = result["data"];
-      selectModel.value = ModelList.value[0].ID;
-      console.log("model_list:", ModelList.value);
+      let gen_ai_chat_model_id = localStorage.getItem("gen_ai_chat_model_id");
+      //console.log("gen_ai_chat_model_id:", gen_ai_chat_model_id);
+      if(gen_ai_chat_model_id == "" || gen_ai_chat_model_id == null){
+        selectModel.value = ModelList.value[0].ID;
+      }else{
+        selectModel.value = parseInt(gen_ai_chat_model_id);
+      }
+      //console.log("gen_ai_chat_model_id:", gen_ai_chat_model_id);
+      //console.log("selectModel:", selectModel.value);
+      // selectModel.value = ModelList.value[0].ID;
+      //console.log("model_list:", ModelList.value);
     } else {
       ElMessage.error(result["msg"]);
     }