52 lines
1.7 KiB
C#
52 lines
1.7 KiB
C#
using YLErp.BLL;
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using YLErp.Modules;
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namespace YLErp.CustomizedBizLogic
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{
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public class BizLogicDZ : BizLogicDefault
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{
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public override string GenerateTradeNumberBeforeConfirm(TradeNumberReqModel reqModel, YLContext db)
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{
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if (reqModel is null)
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{
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throw new ArgumentNullException(nameof(reqModel));
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}
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if (reqModel.trade.TradeDate == null)
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{
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throw new Exception("生成合同编号失败，请先确认该交易成交日期!");
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}
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if (reqModel.clientId == 0)
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{
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throw new Exception("生成合同编号失败，请先确认该交易交易对手方!");
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}
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var code = "";
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var clientNumber = DataCacheProvider.GetClientDataSource().GetData(reqModel.clientId)?.Number.TrimToNull();
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var prefix = reqModel.trade.TradeDate?.ToString("yyyyMMdd");
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prefix += "-" + clientNumber + "-";
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var tradeNumbers =
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db.trade
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.Where(O =>
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O.TradeNumber.StartsWith(prefix)
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&& O.ValidState != "InValid").Select(O => O.TradeNumber).OrderByDescending(O => O);
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var tradeNumber = tradeNumbers.FirstOrDefault();
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if (string.IsNullOrWhiteSpace(tradeNumber) || !int.TryParse(tradeNumber.Substring(prefix.Length).Split('-')[0], out var tradeCount))
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{
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tradeCount = 0;
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}
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do
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{
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tradeCount++;
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code = $"{prefix}{tradeCount:D2}";
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} while (tradeNumbers.Contains(code));
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return code;
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}
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}
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}
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