<script setup>
import { ref, onMounted, computed } from 'vue'
import FuClickArea from './FuClickArea.vue'

// 组件属性
const props = defineProps({
  // 是否为活动状态
  active: {
    type: Boolean,
    default: false
  },
  // 滚动位置，用于实现视差效果
  scrollPosition: {
    type: Number,
    default: 0
  }
})

// 组件事件
const emit = defineEmits(['collect-seal'])

// 是否收集福印
const sealCollected = ref(false)

// 福字点击区域状态
const fuClickAreaVisible = ref(true)
const sq2ImageVisible = ref(false)

// 计算视差效果的偏移量
const parallaxOffset = computed(() => {
  // 滚动位置的1/10作为视差偏移
  return props.scrollPosition * 0.1
})

// 点击福字区域
const handleFuClick = () => {
  fuClickAreaVisible.value = false
  sq2ImageVisible.value = true
  emit('collect-seal')
}

// 打开webview页面
const openWebview = () => {
  uni.navigateTo({
    url: '/pages/webview/webview',
    success: () => {
      console.log('Webview opened successfully')
    },
    fail: (err) => {
      console.error('Failed to open webview:', err)
      showToast({
        message: '页面打开失败',
        icon: 'error',
        duration: 1500
      })
    }
  })
}

// 页面挂载时的初始化
onMounted(() => {
  // 添加动画类，触发入场动画
  const container = document.querySelector('.chongwen-scene-container')
  if (container) {
    container.classList.add('animate-in')
  }
})
</script>

<template>
  <section class="chongwen-scene-container" :class="{ 'active': active }">
    <!-- 背景图片层 -->
    <div class="background-layer" :style="{ transform: `translateY(${parallaxOffset}px)` }">
      <!-- 使用崇文门商圈背景图片 -->
      <img src="/static/bg/bg2.jpg" alt="崇文门商圈" class="background-image" />
    </div>
    
    <!-- 福字点击区域 -->
    <FuClickArea
      :visible="fuClickAreaVisible"
      :x-range="630"
      :y-range="300"
      :y-start="150"
      :fu-width="100"
      :fu-height="100"
      @click="handleFuClick"
    />
    
    <!-- sq2图片 -->
    <img 
      v-if="sq2ImageVisible"
      src="/static/images/sq2.png" 
      alt="新春祝福"
      class="sq2-image"
    />
    
    <!-- 查看按钮 -->
    <img 
      src="/static/images/btn_view.png" 
      alt="查看详情"
      class="btn-view"
      @click="openWebview"
    />

  </section>
</template>

<style scoped>
.chongwen-scene-container {
  position: relative;
  width: 100%;
  height: auto; /* 高度由内容决定 */
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #ff6b35;
}

/* 背景图片层 */
.background-layer {
  position: relative;
  width: 100%;
  transition: transform 0.1s ease;
  /* 背景图片决定容器高度 */
  height: auto;
}

.background-image {
  width: 100%;
  height: auto;
  display: block;
  /* 确保图片完整显示，决定容器高度 */
  object-fit: contain;
}

/* 增强动效层 */
.enhancement-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 10;
}

/* 灯笼增强动效 */
.lanterns {
  position: absolute;
  top: 15%;
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 30px;
  box-sizing: border-box;
}

.lantern {
  font-size: 2.5rem;
  animation: swing 3s infinite ease-in-out;
  opacity: 0.9;
  filter: drop-shadow(0 0 15px rgba(255, 215, 0, 0.8));
  color: #ffd700;
}

.left-lantern {
  animation-delay: 0s;
}

.right-lantern {
  animation-delay: 1.5s;
}

@keyframes swing {
  0%, 100% { transform: rotate(-10deg); }
  50% { transform: rotate(10deg); }
}

/* 福字增强动效 */
.fu-word {
  position: absolute;
  top: 30%;
  left: 65%;
  transform: translateX(-50%) rotate(15deg);
  font-size: 2rem;
  color: #ffd700;
  text-shadow: 2px 2px 10px rgba(255, 215, 0, 0.9);
  animation: float 4s infinite ease-in-out;
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) rotate(15deg) translateY(0); }
  50% { transform: translateX(-50%) rotate(15deg) translateY(-15px); }
}

/* 点击指示器 */
.click-indicator {
  position: absolute;
  top: 55%;
  left: 75%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  pointer-events: none;
}

.pulse-circle {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background-color: rgba(255, 215, 0, 0.3);
  border: 2px solid rgba(255, 215, 0, 0.6);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(0.8);
    opacity: 0.8;
  }
  100% {
    transform: scale(2);
    opacity: 0;
  }
}

.click-indicator.animate-pulse {
  display: block;
}

/* 交互区域 */
.interaction-area {
  position: absolute;
  top: 55%;
  right: 15%;
  width: 120px;
  height: 100px;
  cursor: pointer;
  z-index: 20;
}

/* 响应式调整交互区域位置 */
@media (max-width: 640px) {
  .interaction-area {
    top: 52%;
    right: 10%;
    width: 100px;
    height: 80px;
  }
}

/* 烟花效果 */
.fireworks {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 20;
}

.firework {
  position: absolute;
  font-size: 2rem;
  opacity: 0;
  animation: firework 3s infinite;
}

.firework-1 {
  top: 10%;
  left: 20%;
  animation-delay: 0s;
}

.firework-2 {
  top: 15%;
  right: 25%;
  animation-delay: 1s;
}

.firework-3 {
  top: 8%;
  right: 15%;
  animation-delay: 2s;
}

.firework-4 {
  top: 12%;
  left: 25%;
  animation-delay: 3s;
}

@keyframes firework {
  0%, 100% { opacity: 0; transform: scale(0); }
  50% { opacity: 1; transform: scale(1.5); }
}

/* 福印收集标记 */
.seal-collected-mark {
  position: absolute;
  top: 20px;
  right: 20px;
  background-color: rgba(255, 107, 53, 0.9);
  color: #fff;
  padding: 10px 15px;
  border-radius: 20px;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 5px;
  animation: fadeIn 0.5s ease;
  z-index: 30;
}

.seal-icon {
  font-size: 20px;
}

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

/* 入场动画 */
.chongwen-scene-container.animate-in {
  animation: sceneFadeIn 1s ease-out;
}

@keyframes sceneFadeIn {
  from { opacity: 0; transform: translateY(50px); }
  to { opacity: 1; transform: translateY(0); }
}

/* sq2图片 */
.sq2-image {
  position: absolute;
  top: 220rpx;
  right: -6rpx;
  width: auto;
  height: auto;
  max-width: 300rpx;
  z-index: 20;
  animation: fadeIn 0.5s ease;
}

/* 查看按钮 */
.btn-view {
  position: absolute;
  left: 156rpx;
  top: 597rpx;
  width: 439rpx;
  height: 84rpx;
  cursor: pointer;
  z-index: 25;
  transition: all 0.3s ease;
}

.btn-view:active {
  transform: scale(0.95);
}

/* 响应式设计 */
@media (max-width: 640px) {
  .fu-word {
    font-size: 1.5rem;
  }
  
  .lantern {
    font-size: 2rem;
  }
  
  .interaction-area {
    width: 100px;
    height: 80px;
  }
}
</style>