<template>
  <div class="home-page">
    <!-- Dynamic Background Decor -->
    <div class="bg-decor">
      <div class="blob blob-1"></div>
      <div class="blob blob-2"></div>
      <div class="blob blob-3"></div>
    </div>

    <!-- Hero Section -->
    <header class="home-hero glass">
      <div class="hero-content">
        <div class="hero-icon-wrapper">
          <div class="hero-icon-glow"></div>
          <div class="hero-icon">
            <img src="/logo.png" alt="Logo" class="hero-logo-img">
          </div>
        </div>
        <h1 class="hero-title">AI 写作工坊</h1>
        <p class="hero-subtitle">结构化内容生成平台</p>
        <p class="hero-description">
          通过智能范式系统，实现高质量、规范化的内容生成
        </p>
      </div>
    </header>

    <!-- Stats Section -->
    <section class="home-stats">
      <div v-for="stat in statConfig" :key="stat.label" class="stat-card glass-card">
        <div class="stat-icon" :style="{ color: stat.color }">
          <IconLibrary :name="stat.icon" :size="24" />
        </div>
        <div class="stat-info">
          <span class="stat-value text-glow" :style="{ '--glow-color': stat.color }">{{ stats[stat.key] }}</span>
          <span class="stat-label">{{ stat.label }}</span>
        </div>
      </div>
    </section>

    <!-- Content Sections Grid -->
    <div class="content-grid">
      <!-- Quick Actions -->
      <section class="home-section quick-actions-section">
        <h2 class="section-title">
          <IconLibrary name="sparkles" :size="18" />
          <span>快速开始</span>
        </h2>
        <div class="action-list">
          <button
            v-for="action in quickActions"
            :key="action.id"
            @click="navigateTo(action.id)"
            class="action-card glass-card"
          >
            <div class="action-icon-box" :style="{ background: action.gradient }">
              <IconLibrary :name="action.icon" :size="24" />
            </div>
            <div class="action-content">
              <h3 class="action-title">{{ action.title }}</h3>
              <p class="action-desc">{{ action.description }}</p>
            </div>
            <div class="action-arrow-box">
              <IconLibrary name="expand" :size="16" class="action-arrow" />
            </div>
          </button>
        </div>
      </section>

      <!-- All Features -->
      <section class="home-section all-features-section">
        <h2 class="section-title">
          <IconLibrary name="list" :size="18" />
          <span>全部功能</span>
        </h2>
        <div class="feature-grid">
          <button
            v-for="feature in features"
            :key="feature.id"
            @click="navigateTo(feature.id)"
            class="feature-card glass-card"
          >
            <div class="feature-icon-wrapper">
              <IconLibrary :name="feature.icon" :size="24" />
            </div>
            <span class="feature-name">{{ feature.name }}</span>
          </button>
        </div>
      </section>
    </div>

    <!-- Footer -->
    <footer class="home-footer">
      <div class="footer-divider"></div>
      <p class="footer-text">Pro 版 · 基于 DeepSeek API · 极简高效</p>
    </footer>
  </div>
</template>

<script setup>
import { ref, onMounted } from 'vue'
import { useAppStore } from '../stores/app'
import { useDatabaseStore } from '../stores/database'
import { getParadigmList } from '../config/paradigms'
import IconLibrary from './icons/IconLibrary.vue'

const appStore = useAppStore()
const dbStore = useDatabaseStore()

// 统计数据
const stats = ref({
  documents: 0,
  materials: 0,
  paradigms: 0
})

const statConfig = [
  { key: 'documents', label: '文稿', icon: 'folder', color: '#60a5fa' },
  { key: 'materials', label: '素材', icon: 'chart', color: '#34d399' },
  { key: 'paradigms', label: '范式', icon: 'analysis', color: '#c084fc' }
]

// 快速操作
const quickActions = [
  {
    id: 'writer',
    title: 'AI 写作',
    description: '智能生成高质量内容',
    icon: 'edit',
    gradient: 'linear-gradient(135deg, #3b82f6, #6366f1)'
  },
  {
    id: 'rewrite',
    title: '范式润色',
    description: '按范式标准优化文章',
    icon: 'sparkles',
    gradient: 'linear-gradient(135deg, #f59e0b, #ef4444)'
  },
  {
    id: 'analysis',
    title: '范式库',
    description: '管理和创建写作范式',
    icon: 'analysis',
    gradient: 'linear-gradient(135deg, #10b981, #06b6d4)'
  }
]

// 全部功能
const features = [
  { id: 'writer', name: 'AI 写作', icon: 'edit' },
  { id: 'analysis', name: '范式库', icon: 'analysis' },
  { id: 'paradigmWriter', name: '范式写作', icon: 'article' },
  { id: 'documents', name: '文稿库', icon: 'folder' },
  { id: 'materials', name: '素材库', icon: 'chart' },
  { id: 'rewrite', name: '范式润色', icon: 'sparkles' },
  { id: 'compare', name: '对照检查', icon: 'compare' },
  { id: 'diffAnnotation', name: '差异标注', icon: 'chart' }
]

// 导航
const navigateTo = (page) => {
  appStore.setCurrentPage(page)
}

// 加载统计数据
onMounted(() => {
  // 获取范式数量
  const defaultParadigms = getParadigmList()
  const customParadigms = JSON.parse(localStorage.getItem('customParadigms') || '[]')
  stats.value.paradigms = defaultParadigms.length + customParadigms.length

  // 获取文稿和素材数量
  stats.value.documents = dbStore.documents?.length || 0
  stats.value.materials = dbStore.references?.length || 0
})
</script>

<style scoped>
.home-page {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-8);
  background: var(--bg-primary);
  position: relative;
  z-index: 1;
}

/* Background Decor */
.bg-decor {
  position: fixed;
  inset: 0;
  overflow: hidden;
  z-index: -1;
  pointer-events: none;
}

.blob {
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(96, 165, 250, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(60px);
  animation: float 20s infinite alternate cubic-bezier(0.45, 0, 0.55, 1);
}

.blob-1 { top: -100px; left: -100px; animation-delay: 0s; }
.blob-2 { bottom: -150px; right: -100px; background: radial-gradient(circle, rgba(192, 132, 252, 0.1) 0%, transparent 70%); animation-delay: -5s; }
.blob-3 { top: 20%; right: 10%; background: radial-gradient(circle, rgba(52, 211, 153, 0.08) 0%, transparent 70%); animation-delay: -10s; }

@keyframes float {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(100px, 50px) scale(1.1); }
}

/* Glass Effect */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-xl);
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  transition: all var(--transition-normal);
}

.glass-card:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

/* Hero Section */
.home-hero {
  text-align: center;
  padding: var(--space-12) var(--space-6);
  margin-bottom: var(--space-10);
  border-radius: var(--radius-2xl);
  position: relative;
  overflow: hidden;
  background-image: url('/hero-bg.png');
  background-size: cover;
  background-position: center;
}

.home-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.6) 0%, rgba(15, 23, 42, 0.4) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 600px;
  margin: 0 auto;
}

.hero-icon-wrapper {
  position: relative;
  display: inline-flex;
  margin-bottom: var(--space-6);
}

.hero-icon-glow {
  position: absolute;
  inset: -10px;
  background: var(--accent-primary);
  filter: blur(20px);
  opacity: 0.3;
  border-radius: var(--radius-xl);
}

.hero-icon {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.hero-logo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-title {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: var(--text-lg);
  font-weight: var(--font-medium);
  color: var(--accent-primary);
  margin-bottom: var(--space-4);
  background: linear-gradient(90deg, var(--accent-primary), #c084fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Stats Section */
.home-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-10);
}

.stat-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-6);
  border-radius: var(--radius-xl);
}

.stat-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  flex-shrink: 0;
}

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: var(--space-1);
}

.text-glow {
  text-shadow: 0 0 10px var(--glow-color, rgba(96, 165, 250, 0.3));
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--text-muted);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Content Grid */
.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
}

.section-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-5);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.8;
}

/* Quick Actions */
.action-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.action-card {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  padding: var(--space-5);
  border-radius: var(--radius-xl);
  cursor: pointer;
  text-align: left;
  width: 100%;
}

.action-icon-box {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  color: white;
  flex-shrink: 0;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.action-content {
  flex: 1;
  min-width: 0;
}

.action-title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.action-desc {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.action-arrow-box {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.action-card:hover .action-arrow-box {
  background: var(--accent-primary);
  color: white;
  transform: translateX(4px);
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: var(--space-4);
}

.feature-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-6) var(--space-4);
  border-radius: var(--radius-xl);
  cursor: pointer;
}

.feature-icon-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  transition: all var(--transition-normal);
}

.feature-card:hover .feature-icon-wrapper {
  background: var(--accent-primary);
  color: white;
  transform: scale(1.1) rotate(5deg);
}

.feature-name {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  text-align: center;
}

.feature-card:hover .feature-name {
  color: var(--text-primary);
}

/* Footer */
.home-footer {
  margin-top: var(--space-12);
  text-align: center;
}

.footer-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-default), transparent);
  margin-bottom: var(--space-6);
}

.footer-text {
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

/* Responsive */
@media (max-width: 1024px) {
  .content-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .home-stats {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .hero-title {
    font-size: var(--text-2xl);
  }
  
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
</style>
