36 lines
1.2 KiB
C#
36 lines
1.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Data.Entity;
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using System.Linq;
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using System.Reflection;
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using System.Text;
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using System.Threading.Tasks;
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using PoweredSoft.DynamicLinq.Extensions;
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using PoweredSoft.DynamicLinq.Fluent;
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namespace PoweredSoft.DynamicLinq.EntityFramework.Extensions
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{
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public static class DbContextExtensions
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{
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private static readonly MethodInfo QueryMethod = typeof(DbContextExtensions)
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.GetMethods(BindingFlags.Static | BindingFlags.Public)
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.First(t => t.Name == "Query" && t.IsGenericMethod);
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public static IQueryable Query(this DbContext context, Type pocoType, Action<QueryBuilderBase> callback)
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{
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var method = QueryMethod.MakeGenericMethod(pocoType);
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var invokeResult = method.Invoke(null, new object[] {context, callback});
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var ret = invokeResult as IQueryable;
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return ret;
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}
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public static IQueryable<T> Query<T>(this DbContext context, Action<QueryBuilderBase> callback)
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where T : class
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{
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var query = context.Set<T>().AsQueryable();
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query = query.Query(callback);
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return query;
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}
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}
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}
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