import { defineStore } from 'pinia'

// 管理员认证状态管理store
export const useAuthStore = defineStore('auth', {
  state: () => ({
    token: localStorage.getItem('token') || '',
    user: JSON.parse(localStorage.getItem('user') || 'null')
  }),

  getters: {
    // 判断是否已登录
    isAuthenticated: (state) => !!state.token && !!state.user,
    // 获取用户名
    username: (state) => state.user?.username || '',
    // 获取用户角色
    userRole: (state) => state.user?.role || ''
  },

  actions: {
    // 登录
    login(loginData,callback) {
      const { accessToken} = loginData
      this.token = accessToken
      this.user = loginData
      // 持久化存储
      localStorage.setItem('token', accessToken)
      localStorage.setItem('user', JSON.stringify(this.user))
      callback&&callback();
    },

    // 登出
    logout() {
      this.token = ''
      this.user = null
      // 清除持久化存储
      localStorage.removeItem('token')
      localStorage.removeItem('user')
      localStorage.removeItem('admin-remember-me')
    },

    // 检查认证状态
    checkAuth() {
      const storedToken = localStorage.getItem('token')
      const storedUser = localStorage.getItem('user')
      
      if (storedToken && storedUser) {
        this.token = storedToken
        this.user = JSON.parse(storedUser)
        return true
      }
      
      return false
    },

    // 检查权限
    hasPermission(requiredRole) {
      if (!this.user) return false
      
      const roleHierarchy = {
        'admin': 3,
        'manager': 2,
        'user': 1
      }
      
      const userLevel = roleHierarchy[this.user.role] || 0
      const requiredLevel = roleHierarchy[requiredRole] || 0
      
      return userLevel >= requiredLevel
    }
  }
})

// 全局状态管理store
export const useAppStore = defineStore('app', {
  state: () => ({
    // 应用主题设置
    theme: 'light',
    // 国际化语言设置
    locale: 'zh-CN',
    // 加载状态
    isLoading: false,
    // 侧边栏展开状态（响应式适配用）
    sidebarCollapsed: false,
    // 移动端菜单显示状态
    mobileMenuVisible: false
  }),

  getters: {
    // 获取当前主题
    currentTheme: (state) => state.theme,
    // 获取当前语言
    currentLocale: (state) => state.locale,
    // 判断是否是深色主题
    isDarkTheme: (state) => state.theme === 'dark',
    // 判断是否是浅色主题
    isLightTheme: (state) => state.theme === 'light',
    // 获取加载状态（兼容性）
    loading: (state) => state.isLoading
  },

  actions: {
    // 切换主题
    toggleTheme() {
      this.theme = this.theme === 'light' ? 'dark' : 'light'
      // 保存到localStorage
      localStorage.setItem('theme', this.theme)
      // 应用到document
      document.documentElement.setAttribute('data-theme', this.theme)
    },

    // 设置主题
    setTheme(theme) {
      this.theme = theme
      localStorage.setItem('theme', theme)
      document.documentElement.setAttribute('data-theme', theme)
    },

    // 切换语言
    toggleLocale() {
      this.locale = this.locale === 'zh-CN' ? 'en-US' : 'zh-CN'
      localStorage.setItem('locale', this.locale)
      // 不再触发事件，由Vue的响应式系统自动通知
    },

    // 设置语言
    setLocale(locale) {
      this.locale = locale
      localStorage.setItem('locale', locale)
      // 不再触发事件，由Vue的响应式系统自动通知
    },

    // 设置加载状态
    setLoading(loading) {
      this.isLoading = loading
    },

    // 切换侧边栏状态
    toggleSidebar() {
      this.sidebarCollapsed = !this.sidebarCollapsed
    },

    // 设置侧边栏状态
    setSidebarCollapsed(collapsed) {
      this.sidebarCollapsed = collapsed
    },

    // 切换移动端菜单显示状态
    toggleMobileMenu() {
      this.mobileMenuVisible = !this.mobileMenuVisible
    },

    // 设置移动端菜单显示状态
    setMobileMenuVisible(visible) {
      this.mobileMenuVisible = visible
    },

    // 初始化应用状态
    initApp() {
      // 从localStorage读取保存的主题和语言设置
      const savedTheme = localStorage.getItem('theme') || 'light'
      const savedLocale = localStorage.getItem('locale') || 'zh-CN'
      
      this.setTheme(savedTheme)
      this.setLocale(savedLocale)
      
      // 初始化移动端状态
      const isMobile = window.innerWidth < 768
      this.sidebarCollapsed = isMobile
      this.mobileMenuVisible = false
    }
  }
})

// 用户状态管理store（可根据需要扩展）
export const useUserStore = defineStore('user', {
  state: () => ({
    userInfo: null,
    isLoggedIn: false,
    token: null
  }),

  getters: {
    // 获取用户信息
    user: (state) => state.userInfo,
    // 判断是否已登录
    loggedIn: (state) => state.isLoggedIn
  },

  actions: {
    // 设置用户信息
    setUser(userInfo) {
      this.userInfo = userInfo
      this.isLoggedIn = true
    },

    // 清除用户信息
    clearUser() {
      this.userInfo = null
      this.isLoggedIn = false
      this.token = null
      localStorage.removeItem('token')
    },

    // 设置token
    setToken(token) {
      this.token = token
      localStorage.setItem('token', token)
    },

    // 从localStorage初始化用户状态
    initUser() {
      const token = localStorage.getItem('token')
      if (token) {
        this.token = token
        // 这里可以添加token验证逻辑
        this.isLoggedIn = true
      }
    }
  }
})

// 默认导出，用于兼容 useStore() 调用
export default useAppStore