import { useRouter, useShareAppMessage } from '@tarojs/taro'

const DEFAULT_SHARE_TITLES: Record<string, string> = {
  '/pages/device/index': '伴伴设备管理',
  '/pages/login/index': '登录伴伴小程序',
  '/pages/bind/index': '绑定伴伴设备',
  '/pages/traffic-binding/index': '伴伴流量服务',
  '/pages/notification/index': '查看伴伴通知',
  '/pages/chat/index': '伴伴聊天记录',
  '/pages/chat/detail/index': '查看伴伴聊天',
  '/pages/location/index': '查看设备位置',
  '/pages/sleep/index': '伴伴设备管理',
  '/pages/sleep-schedule/index': '设置设备休眠时间',
  '/pages/family-invite/index': '家庭共享邀请',
  '/pages/webview/index': '伴伴服务通知',
}

function normalizePath(path: string): string {
  if (!path) return '/pages/device/index'
  return path.startsWith('/') ? path : `/${path}`
}

function buildPagePath(path: string, params: Record<string, string | undefined>): string {
  const query = Object.entries(params)
    .filter(([, value]) => value !== undefined && value !== '')
    .map(([key, value]) => `${encodeURIComponent(key)}=${encodeURIComponent(String(value))}`)
    .join('&')

  return query ? `${path}?${query}` : path
}

export function usePageShare(title?: string): void {
  const router = useRouter()
  const pagePath = normalizePath(router.path)

  useShareAppMessage(() => ({
    title: title || DEFAULT_SHARE_TITLES[pagePath] || '伴伴小程序',
    path: buildPagePath(pagePath, router.params || {}),
  }))
}