<template>
  <div class="header-ringht user-dropdown" style="display: flex; align-items: center; gap: 10px; position: relative; cursor: pointer;" @click="toggleDropdown">
    <img
      src="https://cube.elemecdn.com/3/7c/3ea6beec64369c2642b92c6726f1epng.png"
      alt="用户头像"
      class="avatar"
      style="width: 35px; height: 35px;"
    />
    <span style="color: black;">你好，{{ userStore.userInfo?.username || '管理员' }}</span>
    <svg width="12" height="12" viewBox="0 0 12 12" style="margin-left: 5px; transition: transform 0.3s;" :style="{ transform: showDropdown ? 'rotate(180deg)' : 'rotate(0deg)' }">
      <path d="M2 4l4 4 4-4" stroke="currentColor" stroke-width="1.5" fill="none" stroke-linecap="round" stroke-linejoin="round"/>
    </svg>

    <!-- 下拉菜单 -->
    <div v-if="showDropdown" class="dropdown-menu" @click.stop>
      <div class="dropdown-item" @click="handleSetSecurity">
        <svg width="16" height="16" viewBox="0 0 16 16" style="margin-right: 8px;">
          <path d="M8 1a2 2 0 0 1 2 2v4H6V3a2 2 0 0 1 2-2zM6 7V3a2 2 0 1 1 4 0v4h.5A1.5 1.5 0 0 1 12 8.5v5a1.5 1.5 0 0 1-1.5 1.5h-5A1.5 1.5 0 0 1 4 13.5v-5A1.5 1.5 0 0 1 5.5 7H6z" fill="currentColor"/>
        </svg>
        设置密保
      </div>
      <div class="dropdown-item" @click="handleChangePassword">
        <svg width="16" height="16" viewBox="0 0 16 16" style="margin-right: 8px;">
          <path d="M6.5 1A1.5 1.5 0 0 0 5 2.5V3H1.5A1.5 1.5 0 0 0 0 4.5v8A1.5 1.5 0 0 0 1.5 14h13a1.5 1.5 0 0 0 1.5-1.5v-8A1.5 1.5 0 0 0 14.5 3H11v-.5A1.5 1.5 0 0 0 9.5 1h-3zM11 3V2.5a.5.5 0 0 0-.5-.5h-3a.5.5 0 0 0-.5.5V3h4z" fill="currentColor"/>
        </svg>
        修改密码
      </div>
      <div class="dropdown-item logout-item" @click="handleLogout">
        <svg width="16" height="16" viewBox="0 0 16 16" style="margin-right: 8px;">
          <path d="M6 2a1 1 0 0 0-1 1v10a1 1 0 0 0 1 1h4a1 1 0 0 0 1-1V3a1 1 0 0 0-1-1H6zM5 3a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v10a2 2 0 0 1-2 2H7a2 2 0 0 1-2-2V3z" fill="currentColor"/>
          <path d="M11.5 8.5a.5.5 0 0 0 0-1H9a.5.5 0 0 0 0 1h2.5z" fill="currentColor"/>
          <path d="M10.146 7.146a.5.5 0 0 1 .708.708l-1.5 1.5a.5.5 0 0 1-.708 0l-1.5-1.5a.5.5 0 0 1 .708-.708L8.5 8.293l.646-.647z" fill="currentColor"/>
        </svg>
        退出登录
      </div>
    </div>
  </div>

  <!-- 密保设置弹窗 -->
  <div v-if="showSecurityModal" class="security-modal-overlay">
    <div class="security-modal">
      <div class="security-modal-header">
        <h2>设置密保问题</h2>
        <p>请设置密保问题，用于账户安全验证</p>
      </div>
      
      <div class="security-modal-body">
        <div class="form-group">
          <label for="security-question">密保问题</label>
          <input
            id="security-question"
            v-model="securityForm.question"
            type="text"
            placeholder="请输入密保问题，例如：你的城市是？"
            required
            :disabled="securityLoading"
          />
        </div>
        
        <div class="form-group">
          <label for="security-answer">密保答案</label>
          <input
            id="security-answer"
            v-model="securityForm.answer"
            type="text"
            placeholder="请输入密保答案"
            required
            :disabled="securityLoading"
          />
        </div>
      </div>
      
      <div class="security-modal-footer">
        <button 
          type="button" 
          class="btn-cancel" 
          @click="cancelSecuritySetup"
          :disabled="securityLoading"
        >
          取消
        </button>
        <button 
          type="button" 
          class="btn-confirm" 
          @click="handleSecuritySubmit"
          :disabled="securityLoading"
        >
          <span v-if="securityLoading" class="loading-spinner"></span>
          {{ securityLoading ? '设置中...' : '确认设置' }}
        </button>
      </div>
     </div>
   </div>

  <!-- 修改密码弹窗 -->
  <div v-if="showPasswordModal" class="password-modal-overlay">
    <div class="password-modal">
      <div class="password-modal-header">
        <h2>修改密码</h2>
        <p>请输入旧密码和新密码</p>
      </div>
      
      <div class="password-modal-body">
        <div class="form-group">
          <label for="old-password">旧密码</label>
          <input
            id="old-password"
            v-model="passwordForm.oldPassword"
            type="password"
            placeholder="请输入旧密码"
            required
            :disabled="passwordLoading"
          />
        </div>
        
        <div class="form-group">
          <label for="new-password">新密码</label>
          <input
            id="new-password"
            v-model="passwordForm.newPassword"
            type="password"
            placeholder="请输入新密码"
            required
            :disabled="passwordLoading"
          />
        </div>
      </div>
      
      <div class="password-modal-footer">
        <button 
          type="button" 
          class="btn-cancel" 
          @click="cancelPasswordChange"
          :disabled="passwordLoading"
        >
          取消
        </button>
        <button 
          type="button" 
          class="btn-confirm" 
          @click="handlePasswordSubmit"
          :disabled="passwordLoading"
        >
          <span v-if="passwordLoading" class="loading-spinner"></span>
          {{ passwordLoading ? '修改中...' : '确认修改' }}
        </button>
      </div>
     </div>
   </div>

  <!-- 退出登录确认弹窗 -->
  <div v-if="showLogoutModal" class="logout-modal-overlay" @click="cancelLogout">
    <div class="logout-modal" @click.stop>
      <div class="modal-header">
        <h3>退出确认</h3>
      </div>
      <div class="modal-body">
        <p>确定要退出登录吗？</p>
      </div>
      <div class="modal-footer">
        <button class="btn btn-cancel" @click="cancelLogout">取消</button>
        <button class="btn btn-confirm" @click="confirmLogout">确认</button>
      </div>
    </div>
  </div>
</template>

<script setup>
import { ref, onMounted, onUnmounted } from 'vue'
import { useRouter } from 'vue-router'
import { useUserStore } from '@/stores/user'
import http from '@/utils/https'

// 路由实例
const router = useRouter()

// 用户store
const userStore = useUserStore()

// STATE
const showDropdown = ref(false) // 下拉菜单显示状态
const showLogoutModal = ref(false) // 退出登录弹窗显示状态
const showSecurityModal = ref(false) // 密保设置弹窗显示状态
const securityForm = ref({
  question: '',
  answer: ''
}) // 密保表单数据
const securityLoading = ref(false) // 密保设置加载状态
const showPasswordModal = ref(false) // 修改密码弹窗显示状态
const passwordForm = ref({
  oldPassword: '',
  newPassword: ''
}) // 修改密码表单数据
const passwordLoading = ref(false) // 修改密码加载状态

// 切换下拉菜单显示状态
const toggleDropdown = () => {
  showDropdown.value = !showDropdown.value
}

// 点击外部关闭下拉菜单
const handleClickOutside = (event) => {
  const dropdown = event.target.closest('.user-dropdown')
  if (!dropdown) {
    showDropdown.value = false
  }
}

// 监听点击事件
onMounted(() => {
  document.addEventListener('click', handleClickOutside)
})

onUnmounted(() => {
  document.removeEventListener('click', handleClickOutside)
})

// 设置密保
const handleSetSecurity = () => {
  console.log('设置密保')
  showDropdown.value = false
  showSecurityModal.value = true
}

// 密保设置处理函数
const handleSecuritySubmit = async () => {
  if (!securityForm.value.question || !securityForm.value.answer) {
    alert('请填写完整的密保问题和答案')
    return
  }
  
  securityLoading.value = true
  
  try {
    const response = await http.post('/api/v1/set_security_question', {
      question: securityForm.value.question,
      answer: securityForm.value.answer
    })
    
    if (response.code === 200 || response.success) {
      alert('密保设置成功')
      showSecurityModal.value = false
      // 清空表单
      securityForm.value.question = ''
      securityForm.value.answer = ''
    } else {
      alert(response.message || '密保设置失败')
    }
  } catch (error) {
    console.error('密保设置失败:', error)
    alert('密保设置失败，请重试')
  } finally {
    securityLoading.value = false
  }
}

// 取消密保设置
const cancelSecuritySetup = () => {
  showSecurityModal.value = false
  // 清空表单
  securityForm.value.question = ''
  securityForm.value.answer = ''
}

// 修改密码
const handleChangePassword = () => {
  console.log('修改密码')
  showDropdown.value = false
  showPasswordModal.value = true
}

// 修改密码处理函数
const handlePasswordSubmit = async () => {
  if (!passwordForm.value.oldPassword || !passwordForm.value.newPassword) {
    alert('请填写完整的旧密码和新密码')
    return
  }
  
  passwordLoading.value = true
  
  try {
    const response = await http.post('/api/v1/change_password', {
      old_password: passwordForm.value.oldPassword,
      new_password: passwordForm.value.newPassword
    })
    
    if (response.code === 200 || response.success) {
      alert('密码修改成功')
      showPasswordModal.value = false
      // 清空表单
      passwordForm.value.oldPassword = ''
      passwordForm.value.newPassword = ''
    } else {
      alert(response.message || '密码修改失败')
    }
  } catch (error) {
    console.error('密码修改失败:', error)
    alert('密码修改失败，请重试')
  } finally {
    passwordLoading.value = false
  }
}

// 取消修改密码
const cancelPasswordChange = () => {
  showPasswordModal.value = false
  // 清空表单
  passwordForm.value.oldPassword = ''
  passwordForm.value.newPassword = ''
}

// 退出登录
const handleLogout = () => {
  showDropdown.value = false
  showLogoutModal.value = true
}

// 确认退出登录
const confirmLogout = () => {
  console.log('用户确认退出登录')
  
  try {
    // 清除用户状态
    userStore.logout()
    
    // 关闭弹窗
    showLogoutModal.value = false
    
    // 跳转到登录页面
    router.push('/login')
  } catch (error) {
    console.error('退出登录失败:', error)
    // 即使出错也要关闭弹窗并跳转
    showLogoutModal.value = false
    router.push('/login')
  }
}

// 取消退出登录
const cancelLogout = () => {
  console.log('用户取消退出登录')
  showLogoutModal.value = false
}
</script>

<style scoped>
/* 用户下拉菜单样式 */
.user-dropdown {
  position: relative;
  
  .avatar {
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #e2e8f0;
    transition: border-color 0.3s;
    
    &:hover {
      border-color: #667eea;
    }
  }
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  background: white;
  border-radius: 8px;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  min-width: 160px;
  z-index: 1000;
  border: 1px solid #e2e8f0;
  overflow: hidden;
  margin-top: 8px;
  
  .dropdown-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 14px;
    color: #374151;
    border-bottom: 1px solid #f1f5f9;
    
    &:last-child {
      border-bottom: none;
    }
    
    &:hover {
      background: #f8fafc;
      color: #667eea;
      
      svg {
        color: #667eea;
      }
    }
    
    &.logout-item {
      &:hover {
        background: #fef2f2;
        color: #dc2626;
        
        svg {
          color: #dc2626;
        }
      }
    }
  }
}

/* 退出登录弹窗样式 */
.logout-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  backdrop-filter: blur(4px);
}

.logout-modal {
  background: white;
  border-radius: 12px;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  min-width: 400px;
  max-width: 500px;
  animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(-20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  padding: 24px 24px 16px;
  border-bottom: 1px solid #f1f5f9;

  h3 {
    font-size: 18px;
    font-weight: 600;
    color: #1e293b;
    margin: 0;
  }
}

.modal-body {
  padding: 24px;

  p {
    font-size: 16px;
    color: #64748b;
    margin: 0;
    line-height: 1.5;
  }
}

.modal-footer {
  padding: 16px 24px 24px 24px;
  display: flex;
  gap: 12px;
  justify-content: flex-end;

  .btn {
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    min-width: 80px;

    &.btn-cancel {
      background: #f8fafc;
      color: #64748b;
      border: 1px solid #e2e8f0;

      &:hover {
        background: #f1f5f9;
        transform: translateY(-1px);
      }
    }

    &.btn-confirm {
      background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
      color: white;

      &:hover {
        transform: translateY(-1px);
        box-shadow: 0 4px 12px rgba(220, 38, 38, 0.3);
      }
    }
  }
}

/* 密保设置弹窗样式 */
.security-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  backdrop-filter: blur(4px);
}

.security-modal {
  background: white;
  border-radius: 12px;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  min-width: 400px;
  max-width: 500px;
  animation: modalSlideIn 0.3s ease-out;
}

.security-modal-header {
  padding: 24px 24px 16px;
  border-bottom: 1px solid #f1f5f9;
}

.security-modal-header h2 {
  font-size: 20px;
  font-weight: 600;
  color: #1e293b;
  margin: 0 0 8px 0;
}

.security-modal-header p {
  font-size: 14px;
  color: #64748b;
  margin: 0;
}

.security-modal-body {
  padding: 24px;
}

.security-modal-body .form-group {
  margin-bottom: 20px;
}

.security-modal-body .form-group:last-child {
  margin-bottom: 0;
}

.security-modal-body label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: #374151;
  margin-bottom: 8px;
}

.security-modal-body input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  font-size: 14px;
  transition: all 0.2s;
  box-sizing: border-box;
}

.security-modal-body input:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.security-modal-body input:disabled {
  background-color: #f8fafc;
  cursor: not-allowed;
}

.security-modal-footer {
  padding: 16px 24px 24px 24px;
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

.security-modal-footer .btn-cancel,
.security-modal-footer .btn-confirm {
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  min-width: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.security-modal-footer .btn-cancel {
  background: #f8fafc;
  color: #64748b;
  border: 1px solid #e2e8f0;
}

.security-modal-footer .btn-cancel:hover:not(:disabled) {
  background: #f1f5f9;
  transform: translateY(-1px);
}

.security-modal-footer .btn-confirm {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.security-modal-footer .btn-confirm:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.security-modal-footer .btn-cancel:disabled,
.security-modal-footer .btn-confirm:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.loading-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* 修改密码弹窗样式 */
.password-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  backdrop-filter: blur(4px);
}

.password-modal {
  background: white;
  border-radius: 12px;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  min-width: 400px;
  max-width: 500px;
  animation: modalSlideIn 0.3s ease-out;
}

.password-modal-header {
  padding: 24px 24px 16px;
  border-bottom: 1px solid #f1f5f9;
}

.password-modal-header h2 {
  font-size: 20px;
  font-weight: 600;
  color: #1e293b;
  margin: 0 0 8px 0;
}

.password-modal-header p {
  font-size: 14px;
  color: #64748b;
  margin: 0;
}

.password-modal-body {
  padding: 24px;
}

.password-modal-body .form-group {
  margin-bottom: 20px;
}

.password-modal-body .form-group:last-child {
  margin-bottom: 0;
}

.password-modal-body label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: #374151;
  margin-bottom: 8px;
}

.password-modal-body input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  font-size: 14px;
  transition: all 0.2s;
  box-sizing: border-box;
}

.password-modal-body input:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.password-modal-body input:disabled {
  background-color: #f8fafc;
  cursor: not-allowed;
}

.password-modal-footer {
  padding: 16px 24px 24px 24px;
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

.password-modal-footer .btn-cancel,
.password-modal-footer .btn-confirm {
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  min-width: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.password-modal-footer .btn-cancel {
  background: #f8fafc;
  color: #64748b;
  border: 1px solid #e2e8f0;
}

.password-modal-footer .btn-cancel:hover:not(:disabled) {
  background: #f1f5f9;
  transform: translateY(-1px);
}

.password-modal-footer .btn-confirm {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.password-modal-footer .btn-confirm:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.password-modal-footer .btn-cancel:disabled,
.password-modal-footer .btn-confirm:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}
</style>