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Add DATEFROMPARTS function to SqlServer (#19400)
Add DATEFROMPARTS function to SqlServer
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src/EFCore.SqlServer/Query/Internal/SqlServerDateTimeFromPartsFunctionTranslator.cs
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src/EFCore.SqlServer/Query/Internal/SqlServerFromPartsFunctionTranslator.cs
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,105 @@ | ||
| // Copyright (c) .NET Foundation. All rights reserved. | ||
| // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. | ||
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| using System; | ||
| using System.Collections.Generic; | ||
| using System.Linq; | ||
| using System.Reflection; | ||
| using JetBrains.Annotations; | ||
| using Microsoft.EntityFrameworkCore.Query; | ||
| using Microsoft.EntityFrameworkCore.Query.SqlExpressions; | ||
| using Microsoft.EntityFrameworkCore.Storage; | ||
|
|
||
| namespace Microsoft.EntityFrameworkCore.SqlServer.Query.Internal | ||
| { | ||
| public class SqlServerFromPartsFunctionTranslator : IMethodCallTranslator | ||
| { | ||
| private readonly ISqlExpressionFactory _sqlExpressionFactory; | ||
| private readonly IRelationalTypeMappingSource _typeMappingSource; | ||
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| private static readonly MethodInfo _dateFromPartsMethodInfo = typeof(SqlServerDbFunctionsExtensions) | ||
| .GetRuntimeMethod(nameof(SqlServerDbFunctionsExtensions.DateFromParts), new[] { typeof(DbFunctions), typeof(int), typeof(int), typeof(int) }); | ||
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| private static readonly MethodInfo _dateTimeFromPartsMethodInfo = typeof(SqlServerDbFunctionsExtensions) | ||
| .GetRuntimeMethod(nameof(SqlServerDbFunctionsExtensions.DateTimeFromParts), new[] { typeof(DbFunctions), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int) }); | ||
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| private static readonly MethodInfo _dateTime2FromPartsMethodInfo = typeof(SqlServerDbFunctionsExtensions) | ||
| .GetRuntimeMethod(nameof(SqlServerDbFunctionsExtensions.DateTime2FromParts), new[] { typeof(DbFunctions), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int) }); | ||
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| private static readonly MethodInfo _dateTimeOffsetFromPartsMethodInfo = typeof(SqlServerDbFunctionsExtensions) | ||
| .GetRuntimeMethod(nameof(SqlServerDbFunctionsExtensions.DateTimeOffsetFromParts), new[] { typeof(DbFunctions), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int) }); | ||
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| private static readonly MethodInfo _smallDateTimeFromPartsMethodInfo = typeof(SqlServerDbFunctionsExtensions) | ||
| .GetRuntimeMethod(nameof(SqlServerDbFunctionsExtensions.SmallDateTimeFromParts), new[] { typeof(DbFunctions), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int) }); | ||
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| private static readonly MethodInfo _timeFromPartsMethodInfo = typeof(SqlServerDbFunctionsExtensions) | ||
| .GetRuntimeMethod(nameof(SqlServerDbFunctionsExtensions.TimeFromParts), new[] { typeof(DbFunctions), typeof(int), typeof(int), typeof(int), typeof(int), typeof(int) }); | ||
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| public SqlServerFromPartsFunctionTranslator( | ||
| [NotNull] ISqlExpressionFactory sqlExpressionFactory, | ||
| [NotNull] IRelationalTypeMappingSource typeMappingSource) | ||
| { | ||
| _sqlExpressionFactory = sqlExpressionFactory; | ||
| _typeMappingSource = typeMappingSource; | ||
| } | ||
|
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| public virtual SqlExpression Translate(SqlExpression instance, MethodInfo method, IReadOnlyList<SqlExpression> arguments) | ||
| { | ||
| if (_dateFromPartsMethodInfo.Equals(method)) | ||
| { | ||
| return _sqlExpressionFactory.Function( | ||
| "DATEFROMPARTS", | ||
| arguments.Skip(1), | ||
| _dateFromPartsMethodInfo.ReturnType, | ||
| _typeMappingSource.FindMapping(typeof(DateTime), "date")); | ||
| } | ||
|
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| if (_dateTimeFromPartsMethodInfo.Equals(method)) | ||
| { | ||
| return _sqlExpressionFactory.Function( | ||
| "DATETIMEFROMPARTS", | ||
| arguments.Skip(1), | ||
| _dateTimeFromPartsMethodInfo.ReturnType, | ||
| _typeMappingSource.FindMapping(typeof(DateTime), "datetime")); | ||
| } | ||
|
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| if (_dateTime2FromPartsMethodInfo.Equals(method)) | ||
| { | ||
| return _sqlExpressionFactory.Function( | ||
| "DATETIME2FROMPARTS", | ||
| arguments.Skip(1), | ||
| _dateTime2FromPartsMethodInfo.ReturnType, | ||
| _typeMappingSource.FindMapping(typeof(DateTime), "datetime2")); | ||
| } | ||
|
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| if (_dateTimeOffsetFromPartsMethodInfo.Equals(method)) | ||
| { | ||
| return _sqlExpressionFactory.Function( | ||
| "DATETIMEOFFSETFROMPARTS", | ||
| arguments.Skip(1), | ||
| _dateTimeOffsetFromPartsMethodInfo.ReturnType, | ||
| _typeMappingSource.FindMapping(typeof(DateTimeOffset), "datetimeoffset")); | ||
| } | ||
|
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| if (_smallDateTimeFromPartsMethodInfo.Equals(method)) | ||
| { | ||
| return _sqlExpressionFactory.Function( | ||
| "SMALLDATETIMEFROMPARTS", | ||
| arguments.Skip(1), | ||
| _smallDateTimeFromPartsMethodInfo.ReturnType, | ||
| _typeMappingSource.FindMapping(typeof(DateTime), "smalldatetime")); | ||
| } | ||
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| if (_timeFromPartsMethodInfo.Equals(method)) | ||
| { | ||
| return _sqlExpressionFactory.Function( | ||
| "TIMEFROMPARTS", | ||
| arguments.Skip(1), | ||
| _timeFromPartsMethodInfo.ReturnType, | ||
| _typeMappingSource.FindMapping(typeof(TimeSpan), "time")); | ||
| } | ||
|
|
||
| return null; | ||
| } | ||
| } | ||
| } |
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