<template>
  <div class="auth-page">
    <div class="auth-background">
      <div class="floating-flowers">
        <span class="flower">🌸</span>
        <span class="flower">🌺</span>
        <span class="flower">🌻</span>
        <span class="flower">🌷</span>
        <span class="flower">🌹</span>
        <span class="flower">🌼</span>
      </div>
    </div>
    <el-card class="auth-card">
      <div class="auth-header">
        <div class="logo-icon">🌸</div>
        <h2 class="auth-title">欢迎回来</h2>
        <p class="auth-subtitle">登录植愈线上花店</p>
      </div>
      <el-form :model="form" class="auth-form">
        <el-form-item>
          <el-input 
            v-model="form.username" 
            placeholder="请输入账号"
            prefix-icon="el-icon-user"
            size="large"
          />
        </el-form-item>
        <el-form-item>
          <el-input 
            v-model="form.password" 
            type="password" 
            placeholder="请输入密码"
            prefix-icon="el-icon-lock"
            size="large"
            @keyup.enter.native="submit"
          />
        </el-form-item>
        <el-form-item class="form-actions">
          <el-button 
            type="primary" 
            class="submit-btn" 
            :loading="loading"
            @click="submit"
          >
            <i class="el-icon-right"></i>立即登录
          </el-button>
        </el-form-item>
      </el-form>
      <div class="auth-footer">
        <p>还没有账号？</p>
        <el-button type="text" class="link-btn" @click="$router.push('/register')">
          立即注册 <i class="el-icon-arrow-right"></i>
        </el-button>
      </div>
    </el-card>
  </div>
</template>

<script>
import { login } from '../api/auth';

export default {
  data() {
    return {
      form: { username: '', password: '' },
      loading: false
    };
  },
  methods: {
    submit() {
      if (!this.form.username || !this.form.password) {
        this.$message.warning('请填写完整信息');
        return;
      }
      this.loading = true;
      login(this.form).then((res) => {
        if (!res || !res.data || res.data.code !== 0) {
          this.loading = false;
          return;
        }
        const data = res.data.data;
        if (!data) {
          this.loading = false;
          return;
        }
        localStorage.setItem('token', data.token);
        localStorage.setItem('user', JSON.stringify(data.user));
        this.$message.success('登录成功，欢迎回来！');
        this.$router.push('/');
      }).catch(() => {
        this.loading = false;
      });
    }
  }
};
</script>

<style scoped>
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 20px;
  overflow: hidden;
}

.auth-background {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, #fdf6f0 0%, #f8e8e8 50%, #e8f4f0 100%);
  z-index: -1;
}

.floating-flowers {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.flower {
  position: absolute;
  font-size: 40px;
  opacity: 0.3;
  animation: float-up 15s ease-in-out infinite;
}

.flower:nth-child(1) { left: 10%; animation-delay: 0s; }
.flower:nth-child(2) { left: 25%; animation-delay: 2s; }
.flower:nth-child(3) { left: 45%; animation-delay: 4s; }
.flower:nth-child(4) { left: 65%; animation-delay: 1s; }
.flower:nth-child(5) { left: 80%; animation-delay: 3s; }
.flower:nth-child(6) { left: 90%; animation-delay: 5s; }

@keyframes float-up {
  0%, 100% {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 0.3;
  }
  90% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(-100px) rotate(360deg);
    opacity: 0;
  }
}

.auth-card {
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: none;
  animation: fadeIn 0.6s ease-out;
}

.auth-header {
  text-align: center;
  margin-bottom: 32px;
}

.logo-icon {
  font-size: 64px;
  margin-bottom: 16px;
  animation: float 3s ease-in-out infinite;
}

.auth-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 8px 0;
}

.auth-subtitle {
  font-size: 15px;
  color: var(--text-secondary);
  margin: 0;
}

.auth-form >>> .el-input__inner {
  border-radius: 25px;
  padding-left: 45px;
  height: 50px;
  font-size: 15px;
}

.auth-form >>> .el-input__prefix {
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
}

.auth-form >>> .el-input__icon {
  font-size: 18px;
  color: var(--text-secondary);
}

.form-actions {
  margin-top: 24px;
  margin-bottom: 0;
}

.submit-btn {
  width: 100%;
  height: 50px;
  border-radius: 25px;
  font-size: 16px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.auth-footer {
  text-align: center;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid #e8e8e8;
}

.auth-footer p {
  margin: 0 0 8px 0;
  color: var(--text-secondary);
  font-size: 14px;
}

.link-btn {
  font-size: 15px;
  font-weight: 600;
  color: var(--secondary-color);
}

.link-btn:hover {
  color: var(--secondary-light);
}

/* 响应式 */
@media (max-width: 480px) {
  .auth-card {
    margin: 0 16px;
  }

  .auth-title {
    font-size: 24px;
  }

  .logo-icon {
    font-size: 48px;
  }
}
</style>
