<template>
  <div class="guide-card wide">
    <div class="guide-illustration" style="background: linear-gradient(135deg, #e87722 0%, #f9ca24 100%);">
      <div class="illus-bubble bubble-1">🎫</div>
      <div class="illus-bubble bubble-2">🎁</div>
      <div class="illus-center">🎟️</div>
    </div>

    <div class="guide-body">
      <div class="guide-badge">Step 8</div>
      <h2 class="guide-title">个人中心 — 礼品券兑换</h2>
      <p class="guide-desc">在「我的礼品券」Tab 管理你的礼品券，支持三种状态：</p>

      <!-- 状态说明 -->
      <div class="tab-list">
        <div class="tab-item" v-for="item in statusList" :key="item.id">
          <div class="tab-num">{{ item.icon }}</div>
          <div class="tab-info">
            <div class="tab-title">{{ item.title }}</div>
            <div class="tab-desc">{{ item.desc }}</div>
          </div>
        </div>
      </div>

      <!-- 兑换流程 -->
      <div class="redeem-flow">
        <span class="flow-tip">🎫 礼品券兑换路径：</span>
        <div class="flow-steps">
          <span v-for="(step, i) in flowSteps" :key="i" class="flow-step-wrap">
            <span class="flow-step">{{ step }}</span>
            <span v-if="i < flowSteps.length - 1" class="flow-arrow">→</span>
          </span>
        </div>
      </div>
    </div>

    <div class="guide-footer">
      <button class="btn-primary" @click="handleGoCoupon">
        <span>🎫</span> 查看礼品券
      </button>
      <button class="btn-prev" v-if="!isFirst" @click="$emit('prev')">
        ← 上一步
      </button>
    </div>
  </div>
</template>

<script>
import { setTab } from '@/utils/auth'

export default {
  name: 'CouponGuide',
  props: {
    isLast: { type: Boolean, default: false },
    isFirst: { type: Boolean, default: false },
  },
  data() {
    return {
      statusList: [
        { id: 1, icon: '🟢', title: '去使用', desc: '礼品券未使用，点击「去使用」即可兑换' },
        { id: 2, icon: '⚪', title: '已使用', desc: '礼品券已完成兑换' },
        { id: 3, icon: '🔴', title: '已超期', desc: '礼品券已过期，无法使用' },
      ],
      flowSteps: ['选择商品', '确认订单', '礼品券抵扣', '兑换成功'],
    }
  },
  methods: {
    handleGoCoupon() {
      setTab('welfare')
      // 先跳首页再跳 myCenter，确保组件重新 created 读取 Cookie
      this.$router.push('/home').then(() => {
        this.$router.push('/myCenter')
      })
      setTimeout(() => this.$emit('next'), 800)
    },
  },
}
</script>

<style scoped>
.guide-card {
  width: 440px;
  max-width: 90vw;
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
  animation: cardFloat 0.5s ease-out;
}
.guide-card.wide { width: 500px; }
@keyframes cardFloat {
  from { opacity: 0; transform: translateY(30px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.guide-illustration {
  position: relative;
  height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.illus-center { font-size: 52px; z-index: 2; }
.illus-bubble {
  position: absolute;
  font-size: 22px;
  animation: bubbleFloat 4s ease-in-out infinite;
}
.bubble-1 { top: 18px; left: 28px; animation-delay: 0s; }
.bubble-2 { bottom: 18px; right: 28px; animation-delay: 2s; }
@keyframes bubbleFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.guide-body { padding: 20px 28px 14px; }
.guide-badge {
  display: inline-block;
  padding: 3px 12px;
  font-size: 12px;
  font-weight: 600;
  color: #e87722;
  background: #fff4e8;
  border-radius: 12px;
  margin-bottom: 10px;
}
.guide-title {
  font-size: 18px;
  font-weight: 700;
  color: #1d2129;
  margin: 0 0 6px;
}
.guide-desc {
  font-size: 13px;
  line-height: 1.6;
  color: #86909c;
  margin: 0 0 14px;
}
.tab-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.tab-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: #f7f9fc;
  border-radius: 10px;
  transition: all 0.25s;
}
.tab-item:hover { background: #fff4e8; }
.tab-num {
  width: 28px;
  height: 28px;
  line-height: 28px;
  text-align: center;
  font-size: 16px;
  flex-shrink: 0;
}
.tab-info { flex: 1; }
.tab-title { font-size: 13px; font-weight: 600; color: #1d2129; }
.tab-desc { font-size: 12px; color: #86909c; margin-top: 2px; }
.redeem-flow {
  padding: 10px 12px;
  background: linear-gradient(135deg, #fff9f0, #fff4e0);
  border-radius: 10px;
  border-left: 3px solid #e87722;
}
.flow-tip { font-size: 12px; color: #e87722; font-weight: 600; display: block; margin-bottom: 6px; }
.flow-steps { display: flex; align-items: center; flex-wrap: wrap; gap: 4px; }
.flow-step-wrap { display: flex; align-items: center; gap: 4px; }
.flow-step {
  padding: 3px 8px;
  background: #fff;
  border: 1px solid #e87722;
  border-radius: 6px;
  font-size: 11px;
  color: #e87722;
  font-weight: 500;
}
.flow-arrow { font-size: 12px; color: #e87722; }
.guide-footer {
  padding: 14px 28px 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.btn-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, #e87722, #f9ca24);
  border: none;
  border-radius: 22px;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 4px 14px rgba(232,119,34,0.3);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(232,119,34,0.45); }
.btn-prev {
  height: 40px;
  font-size: 14px;
  font-weight: 500;
  color: #86909c;
  background: #f7f9fc;
  border: none;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.25s;
}
.btn-prev:hover { color: #4e5969; background: #eef1f6; }
</style>
