/**
 * 配置状态管理模块
 * Requirements: 2.1, 2.2, 3.1, 3.2, 3.3
 */

import { defineStore } from 'pinia'
import {
  getLastPopupDate, setLastPopupDate,
  getMemberAdClosedDate, setMemberAdClosedDate,
  getMemberAdClosedForever, setMemberAdClosedForever,
  getGenderPreference,
  getDefaultAvatar, setDefaultAvatar
} from '../utils/storage.js'

/**
 * 获取今天的日期字符串 (YYYY-MM-DD)
 * @returns {string}
 */
export function getTodayDateString() {
  const now = new Date()
  return `${now.getFullYear()}-${String(now.getMonth() + 1).padStart(2, '0')}-${String(now.getDate()).padStart(2, '0')}`
}

/**
 * 配置状态定义
 * @typedef {Object} ConfigState
 * @property {Array} banners - Banner轮播图列表
 * @property {Array} kingKongs - 金刚位导航列表
 * @property {Object|null} dailyPopup - 每日弹窗配置
 * @property {string} lastPopupDate - 上次显示弹窗的日期
 * @property {string} memberAdClosedDate - 会员广告关闭日期
 * @property {boolean} showGenderPopup - 是否显示性别选择弹窗
 * @property {boolean} showDailyPopup - 是否显示每日弹窗
 * @property {boolean} showMemberAd - 是否显示会员广告
 */

export const useConfigStore = defineStore('config', {
  state: () => ({
    // 首页配置
    banners: [],
    kingKongs: [],
    
    // 弹窗配置
    dailyPopup: null,
    memberAdConfig: null, // 会员广告配置（从后台获取）
    lastPopupDate: getLastPopupDate() || '',
    memberAdClosedDate: getMemberAdClosedDate() || '',
    memberAdClosedForever: getMemberAdClosedForever() || false,
    
    // 默认头像（从后台配置获取）
    defaultAvatar: getDefaultAvatar() || '/static/logo.png',
    
    // 弹窗显示状态
    showGenderPopup: false,
    showDailyPopup: false,
    showMemberAd: false
  }),

  getters: {
    /**
     * 是否有Banner数据
     */
    hasBanners: (state) => state.banners.length > 0,

    /**
     * 是否有金刚位数据
     */
    hasKingKongs: (state) => state.kingKongs.length > 0,

    /**
     * 是否有每日弹窗
     */
    hasDailyPopup: (state) => state.dailyPopup !== null,

    /**
     * 是否有会员广告配置
     */
    hasMemberAdConfig: (state) => state.memberAdConfig !== null && state.memberAdConfig.status === 1,

    /**
     * 获取默认头像URL
     */
    getDefaultAvatar: (state) => state.defaultAvatar || '/static/logo.png'
  },

  actions: {
    /**
     * 设置首页配置
     * @param {Object} config - 首页配置
     * @param {Array} config.banners - Banner列表
     * @param {Array} config.kingKongs - 金刚位列表
     * @param {string} config.defaultAvatar - 默认头像URL
     */
    setHomeConfig(config) {
      if (config.banners) {
        this.banners = config.banners
      }
      if (config.kingKongs) {
        this.kingKongs = config.kingKongs
      }
      if (config.defaultAvatar) {
        this.defaultAvatar = config.defaultAvatar
        setDefaultAvatar(config.defaultAvatar)
      }
    },

    /**
     * 设置每日弹窗配置
     * @param {Object} popup - 弹窗配置
     */
    setDailyPopup(popup) {
      this.dailyPopup = popup
    },

    /**
     * 设置会员广告配置
     * @param {Object} config - 会员广告配置
     */
    setMemberAdConfig(config) {
      this.memberAdConfig = config
    },

    /**
     * 检查并决定显示哪个弹窗
     * Property 5: Popup Priority Logic - 性别选择弹窗优先级最高
     * Property 6: Daily Popup Display - 每日首次显示弹窗
     * Property 7: Member Ad Visibility - 非会员且未关闭时显示广告
     * 
     * @param {Object} userState - 用户状态
     * @param {number} userState.genderPreference - 性别偏好
     * @param {boolean} userState.isProfileCompleted - 资料是否完成
     * @param {boolean} userState.isMember - 是否会员
     */
    checkPopupDisplay(userState) {
      const today = getTodayDateString()
      const { genderPreference, isProfileCompleted, isMember } = userState

      // 重置所有弹窗状态
      this.showGenderPopup = false
      this.showDailyPopup = false
      this.showMemberAd = false

      // Property 5: 性别选择弹窗优先级最高
      // 当用户未选择性别偏好且未完成资料时显示
      if (genderPreference === 0 && !isProfileCompleted) {
        this.showGenderPopup = true
        return // 性别弹窗优先级最高，显示后不再检查其他弹窗
      }

      // Property 6: 每日弹窗显示
      // 当今天还没显示过弹窗时显示
      if (this.lastPopupDate !== today && this.dailyPopup) {
        this.showDailyPopup = true
        return // 每日弹窗显示后不再检查会员广告
      }

      // Property 7: 会员广告可见性
      // 非会员且后台配置启用时，根据显示模式判断是否显示
      if (!isMember && this.memberAdConfig && this.memberAdConfig.status === 1) {
        const displayMode = this.memberAdConfig.displayMode || 2
        
        // displayMode: 1每次进入都显示 2关闭后当天不再显示 3关闭后永不显示
        if (displayMode === 1) {
          // 每次进入都显示
          this.showMemberAd = true
        } else if (displayMode === 2) {
          // 关闭后当天不再显示
          if (this.memberAdClosedDate !== today) {
            this.showMemberAd = true
          }
        } else if (displayMode === 3) {
          // 关闭后永不显示
          if (!this.memberAdClosedForever) {
            this.showMemberAd = true
          }
        }
      }
    },

    /**
     * 关闭性别选择弹窗
     */
    closeGenderPopup() {
      this.showGenderPopup = false
    },

    /**
     * 关闭每日弹窗并记录日期
     */
    closeDailyPopup() {
      const today = getTodayDateString()
      this.showDailyPopup = false
      this.lastPopupDate = today
      setLastPopupDate(today)
    },

    /**
     * 关闭会员广告
     * 根据显示模式决定关闭行为
     */
    closeMemberAd() {
      const today = getTodayDateString()
      this.showMemberAd = false
      
      const displayMode = this.memberAdConfig?.displayMode || 2
      
      if (displayMode === 2) {
        // 关闭后当天不再显示
        this.memberAdClosedDate = today
        setMemberAdClosedDate(today)
      } else if (displayMode === 3) {
        // 关闭后永不显示
        this.memberAdClosedForever = true
        setMemberAdClosedForever(true)
      }
      // displayMode === 1 时不记录，下次进入还会显示
    },

    /**
     * 判断是否应该显示性别选择弹窗
     * Property 5: Popup Priority Logic
     * @param {number} genderPreference - 性别偏好
     * @param {boolean} isProfileCompleted - 资料是否完成
     * @returns {boolean}
     */
    shouldShowGenderPopup(genderPreference, isProfileCompleted) {
      return genderPreference === 0 && !isProfileCompleted
    },

    /**
     * 判断是否应该显示每日弹窗
     * Property 6: Daily Popup Display
     * @param {string} lastShownDate - 上次显示日期
     * @param {string} today - 今天日期
     * @returns {boolean}
     */
    shouldShowDailyPopup(lastShownDate, today) {
      return lastShownDate !== today
    },

    /**
     * 判断是否应该显示会员广告
     * Property 7: Member Ad Visibility
     * @param {boolean} isMember - 是否会员
     * @param {string} adClosedDate - 广告关闭日期
     * @param {string} today - 今天日期
     * @returns {boolean}
     */
    shouldShowMemberAd(isMember, adClosedDate, today) {
      return !isMember && adClosedDate !== today
    },

    /**
     * 重置配置状态
     */
    reset() {
      this.banners = []
      this.kingKongs = []
      this.dailyPopup = null
      this.memberAdConfig = null
      this.showGenderPopup = false
      this.showDailyPopup = false
      this.showMemberAd = false
      // 不重置 defaultAvatar，保留后台配置
    },

    /**
     * 设置默认头像
     * @param {string} avatar - 默认头像URL
     */
    setDefaultAvatarConfig(avatar) {
      if (avatar) {
        this.defaultAvatar = avatar
        setDefaultAvatar(avatar)
      }
    }
  }
})