/**
 * 微信表情包 TypeScript 模块
 * 提供类型安全的表情访问和图片路径获取功能
 */

/**
 * 表情类别枚举
 */
export enum EmojiCategory {
  /** 人脸表情 */
  FACE = 'face',
  /** 手势表情 */
  GESTURE = 'gesture',
  /** 动物表情 */
  ANIMAL = 'animal',
  /** 祝福表情 */
  BLESSING = 'blessing',
  /** 其他表情 */
  OTHER = 'other'
}

/**
 * 表情信息接口
 */
export interface EmojiInfo {
  /** 表情名称 */
  name: string;
  /** 表情类别 */
  category: EmojiCategory;
  /** 图片文件路径 */
  path: string;
  /** 英文名称（可选） */
  englishName?: string;
}

/**
 * 表情名称类型
 */
export type EmojiName =
  // 人脸表情
  | '微笑' | '撇嘴' | '色' | '发呆' | '得意' | '流泪' | '害羞' | '闭嘴' | '睡' | '大哭'
  | '尴尬' | '发怒' | '调皮' | '呲牙' | '惊讶' | '难过' | '囧' | '抓狂' | '吐' | '偷笑'
  | '愉快' | '白眼' | '傲慢' | '困' | '惊恐' | '憨笑' | '悠闲' | '咒骂' | '疑问' | '嘘'
  | '晕' | '衰' | '骷髅' | '敲打' | '再见' | '擦汗' | '抠鼻' | '鼓掌' | '坏笑' | '右哼哼'
  | '鄙视' | '委屈' | '快哭了' | '阴险' | '亲亲' | '可怜' | '笑脸' | '生病' | '脸红' | '破涕为笑'
  | '恐惧' | '失望' | '无语' | '嘿哈' | '捂脸' | '机智' | '皱眉' | '耶' | '吃瓜'
  | '加油' | '汗' | '天啊' | 'Emm' | '社会社会' | '旺柴' | '好的' | '打脸' | '哇' | '翻白眼'
  | '666' | '让我看看' | '叹气' | '苦涩' | '裂开' | '奸笑'
  // 手势表情
  | '握手' | '胜利' | '抱拳' | '勾引' | '拳头' | 'OK' | '合十' | '强' | '拥抱' | '弱'
  // 动物表情
  | '猪头' | '跳跳' | '发抖' | '转圈'
  // 祝福表情
  | '庆祝' | '礼物' | '红包' | '發' | '福' | '烟花' | '爆竹'
  // 其他表情
  | '嘴唇' | '爱心' | '心碎' | '啤酒' | '咖啡' | '蛋糕' | '凋谢' | '菜刀' | '炸弹' | '便便' | '太阳'
  | '月亮' | '玫瑰';

/**
 * 表情数据映射
 * 将表情名称映射到完整的表情信息
 */
const EMOJI_DATA: Record<EmojiName, EmojiInfo> = {
  // 人脸表情
  '微笑': { name: '微笑', category: EmojiCategory.FACE, path: 'assets/face/微笑.png' },
  '撇嘴': { name: '撇嘴', category: EmojiCategory.FACE, path: 'assets/face/撇嘴.png' },
  '色': { name: '色', category: EmojiCategory.FACE, path: 'assets/face/色.png' },
  '发呆': { name: '发呆', category: EmojiCategory.FACE, path: 'assets/face/发呆.png' },
  '得意': { name: '得意', category: EmojiCategory.FACE, path: 'assets/face/得意.png' },
  '流泪': { name: '流泪', category: EmojiCategory.FACE, path: 'assets/face/流泪.png' },
  '害羞': { name: '害羞', category: EmojiCategory.FACE, path: 'assets/face/害羞.png' },
  '闭嘴': { name: '闭嘴', category: EmojiCategory.FACE, path: 'assets/face/闭嘴.png' },
  '睡': { name: '睡', category: EmojiCategory.FACE, path: 'assets/face/睡.png' },
  '大哭': { name: '大哭', category: EmojiCategory.FACE, path: 'assets/face/大哭.png' },
  '尴尬': { name: '尴尬', category: EmojiCategory.FACE, path: 'assets/face/尴尬.png' },
  '发怒': { name: '发怒', category: EmojiCategory.FACE, path: 'assets/face/发怒.png' },
  '调皮': { name: '调皮', category: EmojiCategory.FACE, path: 'assets/face/调皮.png' },
  '呲牙': { name: '呲牙', category: EmojiCategory.FACE, path: 'assets/face/呲牙.png' },
  '惊讶': { name: '惊讶', category: EmojiCategory.FACE, path: 'assets/face/惊讶.png' },
  '难过': { name: '难过', category: EmojiCategory.FACE, path: 'assets/face/难过.png' },
  '囧': { name: '囧', category: EmojiCategory.FACE, path: 'assets/face/囧.png' },
  '抓狂': { name: '抓狂', category: EmojiCategory.FACE, path: 'assets/face/抓狂.png' },
  '吐': { name: '吐', category: EmojiCategory.FACE, path: 'assets/face/吐.png' },
  '偷笑': { name: '偷笑', category: EmojiCategory.FACE, path: 'assets/face/偷笑.png' },
  '愉快': { name: '愉快', category: EmojiCategory.FACE, path: 'assets/face/愉快.png' },
  '白眼': { name: '白眼', category: EmojiCategory.FACE, path: 'assets/face/白眼.png' },
  '傲慢': { name: '傲慢', category: EmojiCategory.FACE, path: 'assets/face/傲慢.png' },
  '困': { name: '困', category: EmojiCategory.FACE, path: 'assets/face/困.png' },
  '惊恐': { name: '惊恐', category: EmojiCategory.FACE, path: 'assets/face/惊恐.png' },
  '憨笑': { name: '憨笑', category: EmojiCategory.FACE, path: 'assets/face/憨笑.png' },
  '悠闲': { name: '悠闲', category: EmojiCategory.FACE, path: 'assets/face/悠闲.png' },
  '咒骂': { name: '咒骂', category: EmojiCategory.FACE, path: 'assets/face/咒骂.png' },
  '疑问': { name: '疑问', category: EmojiCategory.FACE, path: 'assets/face/疑问.png' },
  '嘘': { name: '嘘', category: EmojiCategory.FACE, path: 'assets/face/嘘.png' },
  '晕': { name: '晕', category: EmojiCategory.FACE, path: 'assets/face/晕.png' },
  '衰': { name: '衰', category: EmojiCategory.FACE, path: 'assets/face/衰.png' },
  '骷髅': { name: '骷髅', category: EmojiCategory.FACE, path: 'assets/face/骷髅.png' },
  '敲打': { name: '敲打', category: EmojiCategory.FACE, path: 'assets/face/敲打.png' },
  '再见': { name: '再见', category: EmojiCategory.FACE, path: 'assets/face/再见.png' },
  '擦汗': { name: '擦汗', category: EmojiCategory.FACE, path: 'assets/face/擦汗.png' },
  '抠鼻': { name: '抠鼻', category: EmojiCategory.FACE, path: 'assets/face/抠鼻.png' },
  '鼓掌': { name: '鼓掌', category: EmojiCategory.FACE, path: 'assets/face/鼓掌.png' },
  '坏笑': { name: '坏笑', category: EmojiCategory.FACE, path: 'assets/face/坏笑.png' },
  '右哼哼': { name: '右哼哼', category: EmojiCategory.FACE, path: 'assets/face/右哼哼.png' },
  '鄙视': { name: '鄙视', category: EmojiCategory.FACE, path: 'assets/face/鄙视.png' },
  '委屈': { name: '委屈', category: EmojiCategory.FACE, path: 'assets/face/委屈.png' },
  '快哭了': { name: '快哭了', category: EmojiCategory.FACE, path: 'assets/face/快哭了.png' },
  '阴险': { name: '阴险', category: EmojiCategory.FACE, path: 'assets/face/阴险.png' },
  '亲亲': { name: '亲亲', category: EmojiCategory.FACE, path: 'assets/face/亲亲.png' },
  '可怜': { name: '可怜', category: EmojiCategory.FACE, path: 'assets/face/可怜.png' },
  '笑脸': { name: '笑脸', category: EmojiCategory.FACE, path: 'assets/face/笑脸.png' },
  '生病': { name: '生病', category: EmojiCategory.FACE, path: 'assets/face/生病.png' },
  '脸红': { name: '脸红', category: EmojiCategory.FACE, path: 'assets/face/脸红.png' },
  '破涕为笑': { name: '破涕为笑', category: EmojiCategory.FACE, path: 'assets/face/破涕为笑.png' },
  '恐惧': { name: '恐惧', category: EmojiCategory.FACE, path: 'assets/face/恐惧.png' },
  '失望': { name: '失望', category: EmojiCategory.FACE, path: 'assets/face/失望.png' },
  '无语': { name: '无语', category: EmojiCategory.FACE, path: 'assets/face/无语.png' },
  '嘿哈': { name: '嘿哈', category: EmojiCategory.FACE, path: 'assets/face/嘿哈.png' },
  '捂脸': { name: '捂脸', category: EmojiCategory.FACE, path: 'assets/face/捂脸.png' },
  '机智': { name: '机智', category: EmojiCategory.FACE, path: 'assets/face/机智.png' },
  '皱眉': { name: '皱眉', category: EmojiCategory.FACE, path: 'assets/face/皱眉.png' },
  '耶': { name: '耶', category: EmojiCategory.FACE, path: 'assets/face/耶.png' },
  '吃瓜': { name: '吃瓜', category: EmojiCategory.FACE, path: 'assets/face/吃瓜.png' },
  '加油': { name: '加油', category: EmojiCategory.FACE, path: 'assets/face/加油.png' },

  '汗': { name: '汗', category: EmojiCategory.FACE, path: 'assets/face/汗.png' },
  '天啊': { name: '天啊', category: EmojiCategory.FACE, path: 'assets/face/天啊.png' },
  'Emm': { name: 'Emm', category: EmojiCategory.FACE, path: 'assets/face/Emm.png' },
  '社会社会': { name: '社会社会', category: EmojiCategory.FACE, path: 'assets/face/社会社会.png' },
  '旺柴': { name: '旺柴', category: EmojiCategory.FACE, path: 'assets/face/旺柴.png' },
  '好的': { name: '好的', category: EmojiCategory.FACE, path: 'assets/face/好的.png' },
  '打脸': { name: '打脸', category: EmojiCategory.FACE, path: 'assets/face/打脸.png' },
  '哇': { name: '哇', category: EmojiCategory.FACE, path: 'assets/face/哇.png' },
  '翻白眼': { name: '翻白眼', category: EmojiCategory.FACE, path: 'assets/face/翻白眼.png' },
  '666': { name: '666', category: EmojiCategory.FACE, path: 'assets/face/666.png' },
  '让我看看': { name: '让我看看', category: EmojiCategory.FACE, path: 'assets/face/让我看看.png' },
  '叹气': { name: '叹气', category: EmojiCategory.FACE, path: 'assets/face/叹气.png' },
  '苦涩': { name: '苦涩', category: EmojiCategory.FACE, path: 'assets/face/苦涩.png' },
  '裂开': { name: '裂开', category: EmojiCategory.FACE, path: 'assets/face/裂开.png' },
  '奸笑': { name: '奸笑', category: EmojiCategory.FACE, path: 'assets/face/奸笑.png' },

  // 手势表情
  '握手': { name: '握手', category: EmojiCategory.GESTURE, path: 'assets/gesture/握手.png' },
  '胜利': { name: '胜利', category: EmojiCategory.GESTURE, path: 'assets/gesture/胜利.png' },
  '抱拳': { name: '抱拳', category: EmojiCategory.GESTURE, path: 'assets/gesture/抱拳.png' },
  '勾引': { name: '勾引', category: EmojiCategory.GESTURE, path: 'assets/gesture/勾引.png' },
  '拳头': { name: '拳头', category: EmojiCategory.GESTURE, path: 'assets/gesture/拳头.png' },
  'OK': { name: 'OK', category: EmojiCategory.GESTURE, path: 'assets/gesture/OK.png' },
  '合十': { name: '合十', category: EmojiCategory.GESTURE, path: 'assets/gesture/合十.png' },
  '强': { name: '强', category: EmojiCategory.GESTURE, path: 'assets/gesture/强.png' },
  '拥抱': { name: '拥抱', category: EmojiCategory.GESTURE, path: 'assets/gesture/拥抱.png' },
  '弱': { name: '弱', category: EmojiCategory.GESTURE, path: 'assets/gesture/弱.png' },


  // 动物表情
  '猪头': { name: '猪头', category: EmojiCategory.ANIMAL, path: 'assets/animal/猪头.png' },
  '跳跳': { name: '跳跳', category: EmojiCategory.ANIMAL, path: 'assets/animal/跳跳.png' },
  '发抖': { name: '发抖', category: EmojiCategory.ANIMAL, path: 'assets/animal/发抖.png' },
  '转圈': { name: '转圈', category: EmojiCategory.ANIMAL, path: 'assets/animal/转圈.png' },

  // 祝福表情
  '庆祝': { name: '庆祝', category: EmojiCategory.BLESSING, path: 'assets/blessing/庆祝.png' },
  '礼物': { name: '礼物', category: EmojiCategory.BLESSING, path: 'assets/blessing/礼物.png' },
  '红包': { name: '红包', category: EmojiCategory.BLESSING, path: 'assets/blessing/红包.png' },
  '發': { name: '發', category: EmojiCategory.BLESSING, path: 'assets/blessing/發.png' },
  '福': { name: '福', category: EmojiCategory.BLESSING, path: 'assets/blessing/福.png' },
  '烟花': { name: '烟花', category: EmojiCategory.BLESSING, path: 'assets/blessing/烟花.png' },
  '爆竹': { name: '爆竹', category: EmojiCategory.BLESSING, path: 'assets/blessing/爆竹.png' },

  // 其他表情
  '嘴唇': { name: '嘴唇', category: EmojiCategory.OTHER, path: 'assets/other/嘴唇.png' },
  '爱心': { name: '爱心', category: EmojiCategory.OTHER, path: 'assets/other/爱心.png' },
  '心碎': { name: '心碎', category: EmojiCategory.OTHER, path: 'assets/other/心碎.png' },
  '啤酒': { name: '啤酒', category: EmojiCategory.OTHER, path: 'assets/other/啤酒.png' },
  '咖啡': { name: '咖啡', category: EmojiCategory.OTHER, path: 'assets/other/咖啡.png' },
  '蛋糕': { name: '蛋糕', category: EmojiCategory.OTHER, path: 'assets/other/蛋糕.png' },
  '凋谢': { name: '凋谢', category: EmojiCategory.OTHER, path: 'assets/other/凋谢.png' },
  '菜刀': { name: '菜刀', category: EmojiCategory.OTHER, path: 'assets/other/菜刀.png' },
  '炸弹': { name: '炸弹', category: EmojiCategory.OTHER, path: 'assets/other/炸弹.png' },
  '便便': { name: '便便', category: EmojiCategory.OTHER, path: 'assets/other/便便.png' },
  '太阳': { name: '太阳', category: EmojiCategory.OTHER, path: 'assets/other/太阳.png' },
  '月亮': { name: '月亮', category: EmojiCategory.OTHER, path: 'assets/other/月亮.png' },
  '玫瑰': { name: '玫瑰', category: EmojiCategory.OTHER, path: 'assets/other/玫瑰.png' }
};

/**
 * 获取所有表情数据的辅助函数
 */
function getAllEmojiData(): EmojiInfo[] {
  const result: EmojiInfo[] = [];
  for (const key in EMOJI_DATA) {
    if (EMOJI_DATA.hasOwnProperty(key)) {
      result.push(EMOJI_DATA[key as EmojiName]);
    }
  }
  return result;
}

/**
 * 按类别分组的表情数据
 */
export const EMOJI_CATEGORIES = {
  [EmojiCategory.FACE]: getAllEmojiData().filter(emoji => emoji.category === EmojiCategory.FACE),
  [EmojiCategory.GESTURE]: getAllEmojiData().filter(emoji => emoji.category === EmojiCategory.GESTURE),
  [EmojiCategory.ANIMAL]: getAllEmojiData().filter(emoji => emoji.category === EmojiCategory.ANIMAL),
  [EmojiCategory.BLESSING]: getAllEmojiData().filter(emoji => emoji.category === EmojiCategory.BLESSING),
  [EmojiCategory.OTHER]: getAllEmojiData().filter(emoji => emoji.category === EmojiCategory.OTHER)
} as const;

/**
 * 获取表情图片路径
 * @param name 表情名称
 * @returns 图片路径，如果表情不存在则返回 null
 *
 * @example
 * ```typescript
 * const path = getEmojiPath('微笑'); // 'assets/face/微笑.png'
 * const invalidPath = getEmojiPath('不存在'); // null
 * ```
 */
export function getEmojiPath(name: EmojiName): string | null {
  const emoji = EMOJI_DATA[name];
  return emoji ? emoji.path : null;
}

/**
 * 获取表情信息
 * @param name 表情名称
 * @returns 表情信息对象，如果表情不存在则返回 null
 *
 * @example
 * ```typescript
 * const emoji = getEmojiInfo('微笑');
 * // { name: '微笑', category: EmojiCategory.FACE, path: 'assets/face/微笑.png' }
 * ```
 */
export function getEmojiInfo(name: EmojiName): EmojiInfo | null {
  return EMOJI_DATA[name] || null;
}

/**
 * 根据类别获取表情列表
 * @param category 表情类别
 * @returns 该类别下的所有表情信息
 *
 * @example
 * ```typescript
 * const faceEmojis = getEmojisByCategory(EmojiCategory.FACE);
 * ```
 */
export function getEmojisByCategory(category: EmojiCategory): EmojiInfo[] {
  return EMOJI_CATEGORIES[category];
}

/**
 * 获取所有表情信息
 * @returns 所有表情的信息数组
 *
 * @example
 * ```typescript
 * const allEmojis = getAllEmojis();
 * console.log(`总共有 ${allEmojis.length} 个表情`);
 * ```
 */
export function getAllEmojis(): EmojiInfo[] {
  return getAllEmojiData();
}

/**
 * 搜索表情
 * @param keyword 搜索关键词
 * @returns 匹配的表情信息数组
 *
 * @example
 * ```typescript
 * const results = searchEmojis('笑');
 * // 返回包含 '微笑', '偷笑', '坏笑' 等的表情
 * ```
 */
export function searchEmojis(keyword: string): EmojiInfo[] {
  const lowerKeyword = keyword.toLowerCase();
  return getAllEmojiData().filter(emoji => 
    emoji.name.toLowerCase().includes(lowerKeyword)
  );
}

/**
 * 检查表情是否存在
 * @param name 表情名称
 * @returns 是否存在该表情
 *
 * @example
 * ```typescript
 * const exists = hasEmoji('微笑'); // true
 * const notExists = hasEmoji('不存在的表情'); // false
 * ```
 */
export function hasEmoji(name: string): name is EmojiName {
  return name in EMOJI_DATA;
}

/**
 * 获取表情名称列表
 * @param category 可选的类别筛选
 * @returns 表情名称数组
 *
 * @example
 * ```typescript
 * const allNames = getEmojiNames();
 * const faceNames = getEmojiNames(EmojiCategory.FACE);
 * ```
 */
export function getEmojiNames(category?: EmojiCategory): string[] {
  if (category) {
    return getEmojisByCategory(category).map(emoji => emoji.name);
  }
  const names: string[] = [];
  for (const key in EMOJI_DATA) {
    if (EMOJI_DATA.hasOwnProperty(key)) {
      names.push(key);
    }
  }
  return names;
}

/**
 * 随机获取表情
 * @param category 可选的类别筛选
 * @returns 随机表情信息
 *
 * @example
 * ```typescript
 * const randomEmoji = getRandomEmoji();
 * const randomFaceEmoji = getRandomEmoji(EmojiCategory.FACE);
 * ```
 */
export function getRandomEmoji(category?: EmojiCategory): EmojiInfo {
  const emojis = category ? getEmojisByCategory(category) : getAllEmojis();
  const randomIndex = Math.floor(Math.random() * emojis.length);
  return emojis[randomIndex];
}

/**
 * 默认导出对象，包含所有主要功能
 */
const WeChatEmojis = {
  // 枚举和类型
  EmojiCategory,

  // 数据
  EMOJI_CATEGORIES,

  // 工具函数
  getEmojiPath,
  getEmojiInfo,
  getEmojisByCategory,
  getAllEmojis,
  searchEmojis,
  hasEmoji,
  getEmojiNames,
  getRandomEmoji
} as const;

export default WeChatEmojis;