58 lines
1.9 KiB
C#
58 lines
1.9 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Linq.Expressions;
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using System.Text;
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using System.Threading.Tasks;
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namespace SqlSugar
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{
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public static class CommonExtensions
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{
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public static List<T> ToList<T>(this T thisValue,Func<T,T> action) where T:class,new()
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{
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return new List<T> { thisValue };
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}
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public static List<T> ToList<T>(this IEnumerable<T> thisValue, Func<T, T> action) where T : class, new()
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{
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return thisValue.ToList();
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}
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public static IEnumerable<T> WhereIF<T>(this IEnumerable<T> thisValue, bool isOk, Func<T, bool> predicate)
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{
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if (isOk)
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{
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return thisValue.Where(predicate);
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}
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else
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{
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return thisValue;
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}
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}
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public static IEnumerable<T> MappingField<T>(this IEnumerable<T> thisValue,Func<T, object> leftField, Func<object> rightField)
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{
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return thisValue;
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}
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public static List<T> MappingField<T>(this T thisValue, Func<T, object> leftField, Func<object> rightField) where T:class
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{
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return new List<T>() { thisValue };
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}
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public static bool Any<T>(this IEnumerable<T> thisValue, List<IConditionalModel> conditionalModels)
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{
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throw new Exception("Can only be used in expressions");
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}
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public static IEnumerable<T> Where<T>(this IEnumerable<T> thisValue, List<IConditionalModel> conditionalModels)
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{
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throw new Exception("Can only be used in expressions");
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}
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}
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}
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namespace System.Collections.Generic
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{
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public static class EnumerableExtensions
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{
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public static bool Contains<T>(this IEnumerable<T> thisValue, T likeKey, bool isNvarchar)
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{
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return thisValue.Contains(likeKey);
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}
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}
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} |