修改注册界面

src/views/RegisterView.vue

@@ -91,7 +91,7 @@
                 </el-input>
                 <el-button 
                   type="primary" 
-                  :disabled="phoneCooldown > 0"
+                  :disabled="phoneCooldown > 0 || !registerForm.phone"
                   @click="sendPhoneCode"
                 >
                   {{ phoneCooldown > 0 ? `${phoneCooldown}s` : '获取验证码' }}
@@ -297,7 +297,17 @@ const startEmailCooldown = () => {
 
 // 发送手机验证码
 const sendPhoneCode = () => {
-  if (phoneCooldown.value > 0) return
+  if (phoneCooldown.value > 0 || !registerForm.phone) {
+    ElMessage.warning('请先输入手机号')
+    return
+  }
+  
+  // 验证手机号格式
+  if (!/^1[3-9]\d{9}$/.test(registerForm.phone)) {
+    ElMessage.warning('请输入正确的手机号')
+    return
+  }
+  
   // 这里添加发送验证码的逻辑
   ElMessage.success('手机验证码已发送')
   startPhoneCooldown()