<script setup>
import { computed } from 'vue'
import { useRoute, useRouter } from 'vue-router'
import { useUserStore } from '@/stores/user'

const route = useRoute()
const router = useRouter()
const userStore = useUserStore()

// 单色 SVG 图标（填充 currentColor，可继承文本色）
const icons = {
  home: '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" width="18" height="18"><path d="M3 10.5 12 3l9 7.5"/><path d="M5 12v7a2 2 0 0 0 2 2h10a2 2 0 0 0 2-2v-7"/></svg>',
  grid: '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" width="18" height="18"><rect x="3" y="3" width="7" height="7"/><rect x="14" y="3" width="7" height="7"/><rect x="14" y="14" width="7" height="7"/><rect x="3" y="14" width="7" height="7"/></svg>',
  text: '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" width="18" height="18"><path d="M4 7h16"/><path d="M4 12h10"/><path d="M4 17h14"/></svg>',
  mic: '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" width="18" height="18"><rect x="9" y="2" width="6" height="11" rx="3"/><path d="M5 10a7 7 0 0 0 14 0"/><path d="M12 19v3"/></svg>',
  wave: '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" width="18" height="18"><path d="M2 12s2-4 5-4 3 8 6 8 3-8 6-8 3 4 3 4"/></svg>',
  user: '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" width="18" height="18"><circle cx="12" cy="7" r="4"/><path d="M5.5 21a8.38 8.38 0 0 1 13 0"/></svg>',
  video: '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" width="18" height="18"><path d="m22 8-6 4 6 4V8Z"/><rect x="2" y="6" width="14" height="12" rx="2" ry="2"/></svg>',
  folder: '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" width="18" height="18"><path d="M4 20h16a2 2 0 0 0 2-2V8a2 2 0 0 0-2-2h-7.93a2 2 0 0 1-1.66-.9l-.82-1.2A2 2 0 0 0 7.93 3H4a2 2 0 0 0-2 2v13a2 2 0 0 0 2 2Z"/></svg>',
  scissors: '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" width="18" height="18"><circle cx="6" cy="6" r="3"/><circle cx="6" cy="18" r="3"/><path d="M8.59 13.51 15.42 17.49"/><path d="M15.41 6.51 8.59 10.49"/></svg>'
}

const items = computed(() => {
  // 小标题（功能） + 模块（子菜单）的形式；使用单色 SVG 图标
  const allItems = [
    {
      title: '功能',
      children: [
        // { name: '首页', label: '首页', icon: 'home' },
        { name: '对标分析', label: '对标分析', icon: 'grid' },
        { name: '文案创作', label: '文案创作', icon: 'text' },
        { name: '热点预测', label: '热点趋势', icon: 'text' },
      ]
    },
    {
      title: '数字人',
      children: [
        { name: '人声克隆', label: '人声克隆', icon: 'mic' },
        { name: '数字人生成', label: "数字人", icon: "user" },
        // { name: '数字人视频', label: '数字人视频', icon: 'video' },
      ]
    },
    {
      title: '素材库',
      children: [
        { name: '素材列表', label: '素材列表', icon: 'grid' },
        { name: '智能混剪', label: '智能混剪', icon: 'scissors' },
        { name: '素材分组', label: '素材分组', icon: 'folder' },
      ]
    },
    {
      title: '任务管理',
      children: [
        { name: '任务中心', label: '任务中心', icon: 'video', params: { type: 'mix-task' } },
      ]
    },
    {
      title: '系统',
      children: [
        { name: '风格设置', label: '风格设置', icon: 'text' },
      ]
    }
  ]
  
  // 如果未登录，过滤掉"系统"菜单组
  if (!userStore.isLoggedIn) {
    return allItems.filter(item => item.title !== '系统')
  }
  
  return allItems
})

function go(item) {
  if (item.params) {
    router.push({ name: item.name, params: item.params })
  } else {
    router.push({ name: item.name })
  }
}
</script>

<template>
  <aside class="sidebar">
    <nav class="sidebar__nav">
      <div v-for="group in items" :key="group.title" class="nav-group">
        <div class="nav-group__title">{{ group.title }}</div>
        <button v-for="it in group.children" :key="it.name" class="nav-item" :class="{ 'is-active': route.name === it.name }" @click="go(it)">
          <span class="nav-item__icon" aria-hidden="true" v-html="icons[it.icon]"></span>
          <span class="nav-item__label">{{ it.label }}</span>
        </button>
      </div>
    </nav>
  </aside>
  
</template>

<style scoped>
.sidebar {
  position: sticky;
  top: 70px; /* 与 TopNav 高度一致 */
  height: calc(100vh - 70px);
  width: 220px;
  border-right: 1px solid var(--color-border);
  background: var(--color-surface);
}

.sidebar__nav {
  display: flex;
  flex-direction: column;
  padding: 12px;
  gap: 6px;
}

.nav-group { display: flex; flex-direction: column; gap: 6px; }
.nav-group__title {
  height: 30px;
  display: flex;
  align-items: center;
  padding: 0 8px;
  font-size: var(--font-small-size);
  color: var(--color-text-secondary);
  letter-spacing: .06em;
}

.nav-item {
  height: 40px;
  border-radius: var(--radius-card);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 12px;
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: background .2s ease, color .2s ease, box-shadow .2s ease, transform .12s ease, border-color .2s ease;
}

.nav-item:hover {
  background: #161616; /* hover态：加深 */
  color: var(--color-text);
}

.nav-item.is-active {
  background: var(--color-primary);;
  color: var(--color-text);
  border-color: var(--color-primary);
}

.nav-item__icon { width: 18px; height: 18px; display: inline-flex; align-items: center; justify-content: center; }
.nav-item__label { font-size: var(--font-body-size); font-weight: 600; }
</style>

