using TinyPinyin;

namespace YieldChain.Helpers
{
    /// <summary>
    /// 拼音帮助类
    /// </summary>
    public class PingYinHelper
    {
        /// <summary>
        /// 汉字转拼音(注意:银行需要优化)
        /// </summary>
        public static string GetPinYin(string strChinese)
        {
            if (string.IsNullOrWhiteSpace(strChinese))
            {
                return string.Empty;
            }

            //注意:银行需要优化
            //注意:英文字母不会转大写
            return PinyinHelper.GetPinyin(strChinese);
        }

        /// <summary>
        /// 汉字转拼音
        /// </summary>
        public static string GetPinYin(string strChinese, string separator)
        {
            if (string.IsNullOrWhiteSpace(strChinese))
            {
                return string.Empty;
            }

            if (separator is null)
            {
                separator = string.Empty;
            }

            //注意:银行需要优化
            //注意:英文字母不会转大写
            return PinyinHelper.GetPinyin(strChinese, separator);
        }

        /// <summary>
        /// 汉字转拼音首字母
        /// </summary>
        public static string GetFirstPinYin(string strChinese)
        {
            if (string.IsNullOrWhiteSpace(strChinese))
            {
                return string.Empty;
            }

            //注意:银行需要优化
            //注意:英文字母不会转大写
            return PinyinHelper.GetPinyinInitials(strChinese);
        }

        /// <summary>
        /// 汉字转拼音首字母
        /// <para>处理了"银行","分行","支行","总行"</para>
        /// </summary>
        public static string GetFirstPinYin_Enhance(string strChinese)
        {
            if (string.IsNullOrWhiteSpace(strChinese))
            {
                return string.Empty;
            }
            string pinyin = PinyinHelper.GetPinyin(strChinese, "|");
            pinyin = pinyin
                .Replace("YIN|XING", "YIN|HANG")
                .Replace("FEN|XING", "FEN|HANG")
                .Replace("ZHI|XING", "ZHI|HANG")
                .Replace("ZHONG|XING", "ZHONG|HANG");
            return string.Join("", (from x in pinyin.Split('|')
                                    select x.Substring(0, 1)).ToArray());
        }
    }
}