<script setup lang="ts">
import { useRouter, useRoute } from 'vue-router'
import { useAuthStore } from '@/stores/auth'
import { MessageCircle, BookOpen, Network, LayoutGrid, MessageSquare, LogOut, Cpu, Bot, Activity, CheckSquare, Settings } from 'lucide-vue-next'

const router = useRouter()
const route = useRoute()
const auth = useAuthStore()

const navItems = [
  { name: '沟通系统', path: '/chat', icon: MessageCircle },
  { name: '智能链路', path: '/agents', icon: Bot },
  { name: '资料中枢', path: '/knowledge', icon: BookOpen },
  { name: '关系图谱', path: '/graph', icon: Network },
  { name: '任务矩阵', path: '/kanban', icon: LayoutGrid },
  { name: '事务栈', path: '/todo', icon: CheckSquare },
  { name: '交互广场', path: '/forum', icon: MessageSquare },
  { name: '数据舱', path: '/stats', icon: Activity },
  { name: '系统设置', path: '/settings', icon: Settings },
]

function isActive(path: string) {
  return route.path === path
}

function handleLogout() {
  auth.logout()
  router.push('/login')
}
</script>

<template>
  <nav class="sidebar-nav">
    <!-- Grid lines decoration -->
    <div class="corner-deco top-left"></div>
    <div class="corner-deco top-right"></div>
    <div class="corner-deco bottom-left"></div>
    <div class="corner-deco bottom-right"></div>

    <!-- Logo -->
    <div class="logo-section">
      <div class="logo-icon">
        <Cpu :size="22" />
        <div class="logo-pulse"></div>
      </div>
      <div class="logo-text-group">
        <span class="logo-name">JARVIS</span>
        <span class="logo-sub">AI ASSISTANT v2.0</span>
      </div>
    </div>

    <!-- Status bar -->
    <div class="status-bar">
      <div class="status-dot"></div>
      <span>SYSTEM ONLINE</span>
    </div>

    <!-- Navigation -->
    <ul class="nav-items">
      <li v-for="item in navItems" :key="item.path">
        <router-link
          :to="item.path"
          class="nav-link"
          :class="{ active: isActive(item.path) }"
        >
          <span class="nav-indicator"></span>
          <component :is="item.icon" :size="18" class="nav-icon" />
          <span class="nav-label">{{ item.name }}</span>
          <span class="nav-line"></span>
        </router-link>
      </li>
    </ul>

    <!-- Footer -->
    <div class="nav-footer">
      <div class="user-info">
        <div class="user-avatar">
          <span>{{ auth.user?.email?.[0]?.toUpperCase() || 'U' }}</span>
        </div>
        <div class="user-details">
          <span class="user-name">{{ auth.user?.email?.split('@')[0] || 'Operator' }}</span>
          <span class="user-level">LEVEL 1</span>
        </div>
      </div>
      <button class="logout-btn" @click="handleLogout">
        <LogOut :size="16" />
        <span>LOGOUT</span>
      </button>
    </div>
  </nav>
</template>

<style scoped>
.sidebar-nav {
  width: 220px;
  min-width: 220px;
  height: 100%;
  background: var(--bg-panel);
  border-right: 1px solid var(--border-dim);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

/* Corner decorations */
.corner-deco {
  position: absolute;
  width: 16px;
  height: 16px;
  z-index: 2;
}
.corner-deco::before,
.corner-deco::after {
  content: '';
  position: absolute;
  background: var(--accent-cyan);
}
.corner-deco::before { width: 100%; height: 1px; }
.corner-deco::after { width: 1px; height: 100%; }
.top-left { top: 8px; left: 8px; }
.top-right { top: 8px; right: 8px; transform: scaleX(-1); }
.bottom-left { bottom: 8px; left: 8px; transform: scaleY(-1); }
.bottom-right { bottom: 8px; right: 8px; transform: scale(-1); }

/* Logo */
.logo-section {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 24px 20px 16px;
  border-bottom: 1px solid var(--border-dim);
}

.logo-icon {
  position: relative;
  color: var(--accent-cyan);
  filter: drop-shadow(0 0 8px var(--accent-cyan));
  animation: float 3s ease-in-out infinite;
}

.logo-pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,245,212,0.15) 0%, transparent 70%);
  animation: pulse-glow 2s ease-in-out infinite;
}

.logo-text-group {
  display: flex;
  flex-direction: column;
}

.logo-name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--accent-cyan);
  text-shadow: var(--glow-cyan);
  line-height: 1;
}

.logo-sub {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  margin-top: 3px;
}

/* Status bar */
.status-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  color: var(--accent-green);
  border-bottom: 1px solid var(--border-dim);
}

.status-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 6px var(--accent-green);
  animation: pulse-glow 1.5s ease-in-out infinite;
}

/* Nav items */
.nav-items {
  list-style: none;
  padding: 16px 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-items li { margin-bottom: 2px; }

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  color: var(--text-dim);
  text-decoration: none;
  font-size: 12px;
  letter-spacing: 0.06em;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-mid);
  border: 1px solid transparent;
}

.nav-link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent-cyan);
  opacity: 0;
  transition: opacity var(--transition-fast);
  box-shadow: 0 0 8px var(--accent-cyan);
}

.nav-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  border: 1px solid var(--text-dim);
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.nav-icon {
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.nav-label {
  font-family: var(--font-mono);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border-dim), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-secondary);
  background: rgba(0, 245, 212, 0.04);
  border-color: var(--border-dim);
}

.nav-link:hover .nav-indicator {
  border-color: var(--accent-cyan);
  background: rgba(0,245,212,0.2);
}

.nav-link:hover .nav-line { opacity: 1; }

.nav-link.active {
  color: var(--accent-cyan);
  background: var(--accent-cyan-dim);
  border-color: rgba(0, 245, 212, 0.2);
}

.nav-link.active::before { opacity: 1; }

.nav-link.active .nav-indicator {
  border-color: var(--accent-cyan);
  background: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
}

.nav-link.active .nav-icon {
  filter: drop-shadow(0 0 4px var(--accent-cyan));
  color: var(--accent-cyan);
}

.nav-link.active .nav-label {
  font-weight: 600;
  text-shadow: 0 0 10px var(--accent-cyan-glow);
}

.nav-link.active .nav-line { opacity: 1; }

/* Footer */
.nav-footer {
  padding: 16px;
  border-top: 1px solid var(--border-dim);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan-dim), var(--accent-purple-dim));
  border: 1px solid var(--border-mid);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.user-details {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.user-name {
  font-size: 11px;
  color: var(--text-secondary);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-level {
  font-family: var(--font-display);
  font-size: 8px;
  letter-spacing: 0.15em;
  color: var(--accent-amber);
  margin-top: 2px;
}

.logout-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  background: transparent;
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-md);
  color: var(--text-dim);
  font-size: 10px;
  letter-spacing: 0.12em;
  justify-content: center;
  transition: all var(--transition-fast);
}

.logout-btn:hover {
  background: rgba(255, 71, 87, 0.08);
  border-color: rgba(255, 71, 87, 0.3);
  color: var(--accent-red);
}
</style>
