feat(登录页): 添加验证码登录功能

在登录页面中添加验证码登录选项，用户可以选择使用验证码或密码进行登录。新增验证码输入框、发送验证码按钮以及相关逻辑，包括手机号验证、验证码发送和倒计时功能

@@ -33,11 +33,12 @@
               placeholder="请输入手机号"
               @input="mobile = $event.target.value.replace(/\D/g, '')"
               @focus="handleInputFocus"
+              @blur="validatePhone"
               class="mt-1 block w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-green-500 focus:border-green-500"
             />
           </div>
 
-          <div>
+          <div v-if="!isVerifyCodeLogin">
             <label for="password" class="block text-sm font-medium text-gray-700">
               密码 <span class="text-red-500">*</span>
             </label>
@@ -53,7 +54,32 @@
             />
           </div>
 
-          <div class="flex justify-end">
+          <div v-else>
+            <label for="verificationCode" class="block text-sm font-medium text-gray-700">
+              验证码 <span class="text-red-500">*</span>
+            </label>
+            <div class="flex space-x-2">
+              <input
+                id="verificationCode"
+                v-model="verificationCode"
+                type="text"
+                required
+                maxlength="6"
+                placeholder="请输入验证码"
+                class="mt-1 block w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-green-500 focus:border-green-500"
+              />
+              <button
+                type="button"
+                :disabled="countdown > 0 || !isPhoneValid"
+                @click="sendVerificationCode"
+                class="mt-1 px-4 py-2 border border-transparent text-sm font-medium rounded-md text-white bg-green-600 hover:bg-green-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-green-500 disabled:opacity-50 disabled:cursor-not-allowed whitespace-nowrap"
+              >
+                {{ countdown > 0 ? `${countdown}秒后重试` : '获取验证码' }}
+              </button>
+            </div>
+          </div>
+
+          <div class="flex justify-end space-x-4">
             <div class="text-sm">
               <router-link
                 to="/forgotPwd"
@@ -62,6 +88,15 @@
                 忘记密码?
               </router-link>
             </div>
+            <div class="text-sm">
+              <button
+                type="button"
+                class="font-medium text-green-600 hover:text-green-500"
+                @click="isVerifyCodeLogin = !isVerifyCodeLogin"
+              >
+                {{ isVerifyCodeLogin ? '密码登录' : '验证码登录' }}
+              </button>
+            </div>
           </div>
 
           <div>
@@ -133,6 +168,8 @@ import FrostedGlass from "@/components/ui/FrostedGlass.vue";
 import { useAuth } from "@/contexts/auth";
 import { loginAPI, getUserInfoAPI } from "@/api/users";
 import { useTitle } from "@vueuse/core";
+import { smsAPI } from "@/api/common";
+import { showToast } from "vant";
 
 const handleInputFocus = () => {
   setTimeout(() => {
@@ -152,12 +189,60 @@ const { login } = useAuth();
 
 const mobile = ref("");
 const password = ref("");
+const verificationCode = ref("");
 const error = ref("");
 const loading = ref(false);
+const isVerifyCodeLogin = ref(false);
+const countdown = ref(0);
+const isPhoneValid = ref(false);
+
+const validatePhone = () => {
+  if (!mobile.value) {
+    error.value = '请输入手机号';
+    isPhoneValid.value = false;
+    return;
+  }
+
+  if (!/^1[3-9]\d{9}$/.test(mobile.value)) {
+    error.value = '请输入正确的手机号';
+    isPhoneValid.value = false;
+    return;
+  }
+
+  error.value = '';
+  isPhoneValid.value = true;
+};
+
+const startCountdown = () => {
+  countdown.value = 60;
+  const timer = setInterval(() => {
+    countdown.value--;
+    if (countdown.value <= 0) {
+      clearInterval(timer);
+    }
+  }, 1000);
+};
+
+const sendVerificationCode = async () => {
+  if (!isPhoneValid.value) {
+    return;
+  }
+
+  try {
+    const { code } = await smsAPI({ mobile: mobile.value });
+    if (code) {
+      showToast('验证码已发送');
+      startCountdown();
+      return;
+    }
+  } catch (err) {
+    console.error('Send verification code error:', err);
+    error.value = '发送验证码失败，请稍后重试';
+  }
+};
 
-// 原登录逻辑
 const handleSubmit = async () => {
-  if (!mobile.value || !password.value) {
+  if (!mobile.value || (!isVerifyCodeLogin.value && !password.value) || (isVerifyCodeLogin.value && !verificationCode.value)) {
     error.value = "请填写所有字段";
     return;
   }
@@ -169,7 +254,9 @@ const handleSubmit = async () => {
     // 调用登录接口
     const response = await loginAPI({
       mobile: mobile.value,
-      password: password.value,
+      ...(isVerifyCodeLogin.value
+        ? { sms_code: verificationCode.value }
+        : { password: password.value }),
     });
 
     if (response.code !== 1) {