111 lines
3.5 KiB
C#
111 lines
3.5 KiB
C#
using System.Text.RegularExpressions;
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namespace YLErp.DBModels.Helpers
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{
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/// <summary>
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/// 品种Model帮助类
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/// </summary>
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public static class VarietyHelper
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{
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/// <summary>
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/// 获取交易单位
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/// </summary>
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public static int? GetTradeUnitValue(string VarietyCode, string TradeUnit)
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{
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if (string.IsNullOrEmpty(TradeUnit))
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{
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return null;
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}
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//特殊处理
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if (VarietyCode == "JD")
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{
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return 10;//鸡蛋
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}
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if (VarietyCode == "AU")
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{
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return 1000;//沪金
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}
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var numStr = new string(TradeUnit.SkipWhile(n => char.IsWhiteSpace(n)).TakeWhile(n => n >= '0' && n <= '9').ToArray());
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return int.TryParse(numStr, out var num) ? num : (int?)null;
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}
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/// <summary>
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/// 获取乘积因子
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/// </summary>
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public static int GetCountRatio(string QuoteUnit)
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{
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if (string.IsNullOrWhiteSpace(QuoteUnit)) return 1;
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var unit = QuoteUnit.Substring(QuoteUnit.LastIndexOf('/') + 1).Trim();
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return unit == "500千克" ? 2 : 1;
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}
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/// <summary>
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/// 获取数量单位，暂时取 QuoteUnit /后的字母，特别:500千克 鸡蛋，取吨,份数*2
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/// </summary>
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public static string GetQuoteUnitSingle(string QuoteUnit)
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{
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if (string.IsNullOrWhiteSpace(QuoteUnit)) return string.Empty;
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var unit = QuoteUnit.Substring(QuoteUnit.LastIndexOf('/') + 1).Trim();
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return unit == "500千克" ? "吨" : unit ?? string.Empty;
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}
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/// <summary>
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/// 获取交易单位，暂时取 TradeUnit 中去掉 数字 / 手 元 之后的部分,为了兼容 300元/点 和 20吨/手
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/// </summary>
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/// <param name="TradeUnit"></param>
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/// <returns></returns>
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public static string GetTradeUnitSingle(string TradeUnit)
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{
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if (string.IsNullOrWhiteSpace(TradeUnit)) return string.Empty;
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var unit = Regex.Replace(TradeUnit, @"(\d|/|手|元)", "");
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return unit ?? string.Empty;
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}
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/// <summary>
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/// 数量单位，暂时取 QuoteUnit /后的字母
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/// </summary>
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public static string GetQuoteUnitSingleOriginal(string QuoteUnit)
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{
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//请不要使用try..catch
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return string.IsNullOrWhiteSpace(QuoteUnit) ? string.Empty : QuoteUnit.Substring(QuoteUnit.LastIndexOf('/') + 1).Trim();
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}
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/// <summary>
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/// 解析品种最小价格变动配置
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/// </summary>
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public static double? ParseMinPriceChange(Variety variety)
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{
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return ParseMinPriceChange(variety?.MinPriceChange);
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}
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/// <summary>
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/// 解析品种最小价格变动配置字符串
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/// </summary>
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public static double? ParseMinPriceChange(string varietyMinPriceChange)
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{
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if (string.IsNullOrWhiteSpace(varietyMinPriceChange))
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{
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return null;
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}
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var chs = varietyMinPriceChange.TakeWhile(n => n == '.' || n >= '0' && n <= '9').ToArray();
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if (!chs.Any())
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{
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return null;
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}
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if (double.TryParse(new string(chs), out var d))
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{
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return d;
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}
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return null;
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}
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}
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}
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