67 lines
2.4 KiB
C#
67 lines
2.4 KiB
C#
using YLErp.BLL;
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namespace YLErp.CustomizedBizLogic
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{
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public class BizLogicFD : BizLogicDefault
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{
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/// <summary>
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/// 生成客户编号
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/// 生成规则：例如 SAC-0001 ， SAC-为固定字符，最后四位是序列编号，从0001开始，每增加一个客户自动加1，序号最大值9999
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/// </summary>
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/// <param name="initialCode">客户创建时的初始编号，如果没有传null</param>
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/// <param name="db"></param>
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public override void GenerateClientCode(Client clientObj, IQueryable<Client> clientDbQuery)
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{
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var prefix = "SAC-";
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if (string.IsNullOrWhiteSpace(clientObj.Number) || !clientObj.Number.StartsWith(prefix))
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{
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lock (_clientCodeLock)
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{
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string result;
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var existingClientCodes = clientDbQuery.Where(x => x.Number.Contains(prefix)).Select(x => x.Number).ToList();
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if (existingClientCodes.Count == 0)
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{
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result = "0001";
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}
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else
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{
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var maxNumber = existingClientCodes.Max(x => parseNumber(x.Substring(4)));
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var nextNum = maxNumber + 1;
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if (nextNum < 10000)
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{
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result = nextNum.ToString("D4");
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}
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else
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{
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//如果大于9999，将生成SAC-10000等字符串，需求是说不会大于10000的
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result = nextNum.ToString();
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}
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}
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clientObj.Number = prefix + result;
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}
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}
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}
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/// <summary>
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/// 在交易确认前生成交易编号
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/// </summary>
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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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var maxNumber = reqModel.trade.TradeDate?.ToString("yyyyMMdd") + DateTime.Now.ToString("HHmmss");
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return maxNumber;
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}
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private int parseNumber(string clientNumber)
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{
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int.TryParse(clientNumber, out var number);
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return number;
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}
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}
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}
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