feat: 发送消息后的清除问题修复

pages/chat/ChatInputArea.vue

@@ -85,16 +85,16 @@
 import { ref, watch, nextTick, onMounted, onUnmounted } from 'vue'
 
 const props = defineProps({
-  inputMessage: String,
+  modelValue: String,
   holdKeyboard: Boolean,
   isSessionActive: Boolean,
   stopRequest: Function
 })
-const emit = defineEmits(['update:inputMessage', 'send', 'noHideKeyboard', 'keyboardShow', 'keyboardHide', 'sendVoice'])
+const emit = defineEmits(['update:modelValue', 'send', 'noHideKeyboard', 'keyboardShow', 'keyboardHide', 'sendVoice'])
 
 const textareaRef = ref(null)
 const placeholder = ref('快告诉朵朵您在想什么~')
-const inputMessage = ref(props.inputMessage || '')
+const inputMessage = ref(props.modelValue || '')
 const isFocused = ref(false)
 const keyboardHeight = ref(0)
 const isVoiceMode = ref(false)
@@ -107,10 +107,18 @@ const isSlideToText = ref(false)
 
 
 // 保持和父组件同步
-watch(() => props.inputMessage, (val) => {
+watch(() => props.modelValue, (val) => {
   inputMessage.value = val
 })
 
+// 当子组件的 inputMessage 变化时，通知父组件（但要避免循环更新）
+watch(inputMessage, (val) => {
+  // 只有当值真正不同时才emit，避免循环更新
+  if (val !== props.modelValue) {
+    emit('update:modelValue', val)
+  }
+})
+
 // 切换语音/文本模式
 const toggleVoiceMode = () => {
   isVoiceMode.value = !isVoiceMode.value