const STORAGE_KEYS = {
  WP: 'wangwang_wp',
  UNLOCKED: 'wangwang_unlocked',
  SELECTED_DOG: 'wangwang_selected_dog',
  TOTAL_WINS: 'wangwang_total_wins'
};

const storage = {
  getWP() {
    try {
      return wx.getStorageSync(STORAGE_KEYS.WP) || 0;
    } catch (e) {
      return 0;
    }
  },

  addWP(amount) {
    const wp = this.getWP() + amount;
    wx.setStorageSync(STORAGE_KEYS.WP, wp);
    return wp;
  },

  getUnlocked() {
    try {
      return wx.getStorageSync(STORAGE_KEYS.UNLOCKED) || ['shiba', 'pomeranian'];
    } catch (e) {
      return ['shiba', 'pomeranian'];
    }
  },

  unlockDog(dogId) {
    const unlocked = this.getUnlocked();
    if (!unlocked.includes(dogId)) {
      unlocked.push(dogId);
      wx.setStorageSync(STORAGE_KEYS.UNLOCKED, unlocked);
    }
    return unlocked;
  },

  getSelectedDog() {
    try {
      return wx.getStorageSync(STORAGE_KEYS.SELECTED_DOG) || 'shiba';
    } catch (e) {
      return 'shiba';
    }
  },

  setSelectedDog(dogId) {
    wx.setStorageSync(STORAGE_KEYS.SELECTED_DOG, dogId);
  },

  getTotalWins() {
    try {
      return wx.getStorageSync(STORAGE_KEYS.TOTAL_WINS) || 0;
    } catch (e) {
      return 0;
    }
  },

  addWin() {
    const wins = this.getTotalWins() + 1;
    wx.setStorageSync(STORAGE_KEYS.TOTAL_WINS, wins);
    return wins;
  }
};

export default storage;