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282 lines
11 KiB
C#
282 lines
11 KiB
C#
// <copyright file="FlowLine.cs" company="openauth.net.cn">
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// Copyright (c) 2019 openauth.net.cn. All rights reserved.
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// </copyright>
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// <author>www.cnblogs.com/yubaolee</author>
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// <date>2019-03-05</date>
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// <summary>流程中的连线</summary>
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using System.Collections.Generic;
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using System.Linq;
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using Infrastructure;
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using Infrastructure.Extensions;
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using Newtonsoft.Json.Linq;
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namespace OpenAuth.App.Flow
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{
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/// <summary>
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/// 流程连线
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/// </summary>
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public class FlowLine
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{
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public string id { get; set; }
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public string label { get; set; }
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public string type { get; set; }
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public string from { get; set; }
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public string to { get; set; }
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public string name { get; set; }
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public bool dash { get; set; }
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/// <summary> 分支条件 </summary>
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public List<DataCompare> Compares { get; set; }
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public bool Compare(JObject frmDataJson)
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{
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bool result = true;
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foreach (var compare in Compares)
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{
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object objVal = frmDataJson.GetValue(compare.FieldName.ToLower());
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string fieldVal = null;
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List<string> fieldVals = new List<string>();
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if(compare.FieldType == "checkbox")
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{
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if (objVal is JArray jArray)
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{
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var tempvals = jArray.ToObject<List<string>>();
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if (tempvals != null && tempvals.Any())
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{
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fieldVals.AddRange(tempvals);
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}
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}
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}
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else
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{
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fieldVal = objVal?.ToString();
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}
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// 判断是否为空值操作符
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if (compare.Operation == DataCompare.IsNull || compare.Operation == DataCompare.IsNotNull)
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{
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var fieldExists = objVal != null;
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var fieldEmpty = !fieldExists || string.IsNullOrWhiteSpace(objVal.ToString());
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if (compare.Operation == DataCompare.IsNull)
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{
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result &= fieldEmpty;
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}
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else
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{
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result &= !fieldEmpty;
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}
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continue;
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}
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// 确保字段存在且不为空
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if (objVal == null)
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{
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result = false;
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continue;
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}
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// checkbox类型特殊处理
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if (compare.FieldType == "checkbox")
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{
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// 针对checkbox的IN和NOT IN操作
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if (compare.Operation == DataCompare.In || compare.Operation == DataCompare.NotIn)
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{
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if (compare.ValueList == null || compare.ValueList.Length == 0)
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{
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result = false;
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continue;
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}
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// 检查是否有交集
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bool hasIntersection = fieldVals.Any(v => compare.ValueList.Contains(v));
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result &= compare.Operation == DataCompare.In ? hasIntersection : !hasIntersection;
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continue;
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}
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// 针对checkbox的相等和不等操作
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if (compare.Operation == DataCompare.Equal)
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{
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result &= fieldVals.Contains(compare.Value);
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continue;
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}
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else if (compare.Operation == DataCompare.NotEqual)
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{
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result &= !fieldVals.Contains(compare.Value);
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continue;
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}
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// 其他操作不适用于checkbox，默认为false
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result = false;
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continue;
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}
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// 以下是非checkbox类型的处理逻辑
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// 范围操作符处理
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if (compare.Operation == DataCompare.In || compare.Operation == DataCompare.NotIn)
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{
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if (compare.ValueList == null || compare.ValueList.Length == 0)
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{
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result = false;
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continue;
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}
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bool inList = compare.ValueList.Contains(fieldVal);
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result &= compare.Operation == DataCompare.In ? inList : !inList;
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continue;
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}
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// Between操作符处理
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if (compare.Operation == DataCompare.Between)
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{
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if (compare.ValueRange == null || compare.ValueRange.Length != 2)
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{
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result = false;
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continue;
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}
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bool isDecimal = decimal.TryParse(fieldVal, out decimal fieldDecimal);
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if (isDecimal)
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{
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decimal min = decimal.Parse(compare.ValueRange[0]);
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decimal max = decimal.Parse(compare.ValueRange[1]);
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result &= fieldDecimal >= min && fieldDecimal <= max;
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}
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else
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{
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string min = compare.ValueRange[0];
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string max = compare.ValueRange[1];
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result &= string.Compare(fieldVal, min, false) >= 0 && string.Compare(fieldVal, max, false) <= 0;
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}
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continue;
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}
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// 文本特殊操作符处理
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if (compare.Operation == DataCompare.Like || compare.Operation == DataCompare.NotLike ||
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compare.Operation == DataCompare.StartWith || compare.Operation == DataCompare.EndWith)
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{
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switch (compare.Operation)
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{
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case DataCompare.Like:
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result &= fieldVal.Contains(compare.Value);
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break;
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case DataCompare.NotLike:
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result &= !fieldVal.Contains(compare.Value);
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break;
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case DataCompare.StartWith:
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result &= fieldVal.StartsWith(compare.Value);
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break;
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case DataCompare.EndWith:
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result &= fieldVal.EndsWith(compare.Value);
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break;
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}
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continue;
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}
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bool isDecimalValue = decimal.TryParse(compare.Value, out decimal value);
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if (isDecimalValue) //如果是数字或小数
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{
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decimal frmvalue = decimal.Parse(fieldVal);
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switch (compare.Operation)
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{
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case DataCompare.Equal:
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result &= frmvalue == value;
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break;
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case DataCompare.Larger:
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result &= frmvalue > value;
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break;
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case DataCompare.Less:
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result &= frmvalue < value;
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break;
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case DataCompare.LargerEqual:
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result &= frmvalue >= value;
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break;
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case DataCompare.LessEqual:
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result &= frmvalue <= value;
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break;
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case DataCompare.NotEqual:
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result &= frmvalue != value;
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break;
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}
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}
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else //如果只是字符串
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{
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switch (compare.Operation)
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{
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case DataCompare.Equal:
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result &= compare.Value == fieldVal;
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break;
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case DataCompare.Larger:
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result &= string.Compare(fieldVal, compare.Value, false) > 0;
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break;
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case DataCompare.Less:
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result &= string.Compare(fieldVal, compare.Value, false) < 0;
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break;
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case DataCompare.LargerEqual:
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result &= string.Compare(fieldVal, compare.Value, false) >= 0;
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break;
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case DataCompare.LessEqual:
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result &= string.Compare(fieldVal, compare.Value, false) <= 0;
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break;
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case DataCompare.NotEqual:
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result &= compare.Value != fieldVal;
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break;
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}
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}
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}
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return result;
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}
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}
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/// <summary>
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/// 分支条件
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/// </summary>
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public class DataCompare
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{
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// 基本比较操作符
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public const string Larger = ">";
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public const string Less = "<";
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public const string LargerEqual = ">=";
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public const string LessEqual = "<=";
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public const string NotEqual = "!=";
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public const string Equal = "=";
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// 文本操作符
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public const string Like = "LIKE";
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public const string NotLike = "NOT LIKE";
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public const string StartWith = "START_WITH";
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public const string EndWith = "END_WITH";
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// 范围操作符
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public const string In = "IN";
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public const string NotIn = "NOT IN";
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public const string Between = "BETWEEN";
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// 空值操作符
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public const string IsNull = "IS NULL";
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public const string IsNotNull = "IS NOT NULL";
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/// <summary>操作类型比如大于/等于/小于</summary>
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public string Operation { get; set; }
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/// <summary> form种的字段名称 </summary>
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public string FieldName { get; set; }
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/// <summary> 字段类型："form"：为表单中的字段，后期扩展系统表等. </summary>
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public string FieldType { get; set; }
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/// <summary>比较的值</summary>
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public string Value { get; set; }
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/// <summary> 值范围BETWEEN </summary>
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public string[] ValueRange { get; set; }
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/// <summary> IN 和 NOT IN 操作符 </summary>
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public string[] ValueList { get; set; }
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}
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}
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