| | 1 | | using Plainquire.Filter.Abstractions; |
| | 2 | | using System; |
| | 3 | | using System.Collections.Generic; |
| | 4 | | using System.Diagnostics.CodeAnalysis; |
| | 5 | | using System.Globalization; |
| | 6 | | using System.Linq; |
| | 7 | | using System.Linq.Expressions; |
| | 8 | |
|
| | 9 | | namespace Plainquire.Filter.ValueFilterExpressions; |
| | 10 | |
|
| | 11 | | /// <inheritdoc cref="IDateTimeFilterExpression"/> |
| | 12 | | [SuppressMessage("ReSharper", "MemberCanBePrivate.Global", Justification = "Provided as library, can be used from outsid |
| | 13 | | public class DateTimeFilterExpression : DefaultFilterExpression, IDateTimeFilterExpression |
| | 14 | | { |
| | 15 | | /// <inheritdoc /> |
| | 16 | | public override ICollection<FilterOperator> SupportedFilterOperators |
| | 17 | | => |
| 8260 | 18 | | [ |
| 8260 | 19 | | FilterOperator.Default, |
| 8260 | 20 | | FilterOperator.Contains, |
| 8260 | 21 | | FilterOperator.EqualCaseInsensitive, |
| 8260 | 22 | | FilterOperator.EqualCaseSensitive, |
| 8260 | 23 | | FilterOperator.NotEqual, |
| 8260 | 24 | | FilterOperator.LessThan, |
| 8260 | 25 | | FilterOperator.LessThanOrEqual, |
| 8260 | 26 | | FilterOperator.GreaterThan, |
| 8260 | 27 | | FilterOperator.GreaterThanOrEqual, |
| 8260 | 28 | | FilterOperator.IsNull, |
| 8260 | 29 | | FilterOperator.NotNull |
| 8260 | 30 | | ]; |
| | 31 | |
|
| | 32 | | /// <inheritdoc /> |
| | 33 | | public override bool CanCreateExpressionFor(Type type) |
| | 34 | | #if NET6_0_OR_GREATER |
| 19302 | 35 | | => new[] { typeof(Range<DateTimeOffset>), typeof(DateTime), typeof(DateOnly), typeof(DateTimeOffset) }.Contains( |
| | 36 | | #else |
| | 37 | | => new[] { typeof(Range<DateTimeOffset>), typeof(DateTime), typeof(DateTimeOffset) }.Contains(type.GetUnderlying |
| | 38 | | #endif |
| | 39 | |
|
| | 40 | | /// <inheritdoc /> |
| | 41 | | protected internal override Expression? CreateExpressionForValue<TEntity, TProperty>(Expression<Func<TEntity, TPrope |
| | 42 | | { |
| 7179 | 43 | | var now = interceptor?.Now() ?? DateTimeOffset.Now; |
| 7179 | 44 | | if (value.TryConvertStringToDateTimeRange(now, out var dateTimeSpan, new CultureInfo(configuration.CultureName)) |
| 6239 | 45 | | return CreateDateTimeExpressionByFilterOperator(propertySelector, filterOperator, dateTimeSpan); |
| | 46 | |
|
| 940 | 47 | | if (configuration.IgnoreParseExceptions) |
| 147 | 48 | | return null; |
| | 49 | |
|
| 793 | 50 | | throw CreateFilterExpressionCreationException("Unable to parse given filter value", propertySelector, filterOper |
| | 51 | | } |
| | 52 | |
|
| | 53 | | private Expression CreateDateTimeExpressionByFilterOperator<TEntity, TProperty>(Expression<Func<TEntity, TProperty>> |
| | 54 | | { |
| | 55 | | TProperty valueStart; |
| | 56 | | TProperty valueEnd; |
| | 57 | |
|
| 6239 | 58 | | var underlyingFilterPropertyType = typeof(TProperty).GetUnderlyingType(); |
| 6239 | 59 | | if (underlyingFilterPropertyType == typeof(DateTime)) |
| | 60 | | { |
| 1787 | 61 | | valueStart = (TProperty)(object)value.Start.DateTime; |
| 1787 | 62 | | valueEnd = (TProperty)(object)value.End.DateTime; |
| | 63 | | } |
| | 64 | | #if NET6_0_OR_GREATER |
| 4452 | 65 | | else if (underlyingFilterPropertyType == typeof(DateOnly)) |
| | 66 | | { |
| 1752 | 67 | | valueStart = (TProperty)(object)DateOnly.FromDateTime(value.Start.Date); |
| 1752 | 68 | | valueEnd = (TProperty)(object)DateOnly.FromDateTime(value.End.Date); |
| | 69 | | } |
| | 70 | | #endif |
| | 71 | | else |
| | 72 | | { |
| 2700 | 73 | | valueStart = (TProperty)(object)value.Start; |
| 2700 | 74 | | valueEnd = (TProperty)(object)value.End; |
| | 75 | | } |
| | 76 | |
|
| | 77 | | switch (filterOperator) |
| | 78 | | { |
| | 79 | | case FilterOperator.Default: |
| | 80 | | case FilterOperator.Contains: |
| 3107 | 81 | | return CreateDateTimeSpanContainsExpression(propertySelector, valueStart, valueEnd); |
| | 82 | | case FilterOperator.EqualCaseInsensitive: |
| | 83 | | case FilterOperator.EqualCaseSensitive: |
| 1056 | 84 | | return CreateEqualExpression(propertySelector, valueStart); |
| | 85 | | case FilterOperator.NotEqual: |
| 528 | 86 | | return CreateNotEqualExpression(propertySelector, valueStart); |
| | 87 | | case FilterOperator.LessThan: |
| 390 | 88 | | return CreateLessThanExpression(propertySelector, valueStart); |
| | 89 | | case FilterOperator.LessThanOrEqual: |
| 384 | 90 | | return CreateLessThanOrEqualExpression(propertySelector, valueStart); |
| | 91 | | case FilterOperator.GreaterThan: |
| 384 | 92 | | return CreateGreaterThanExpression(propertySelector, valueStart); |
| | 93 | | case FilterOperator.GreaterThanOrEqual: |
| 390 | 94 | | return CreateGreaterThanOrEqualExpression(propertySelector, valueStart); |
| | 95 | | default: |
| 0 | 96 | | throw CreateFilterExpressionCreationException($"Filter operator '{filterOperator}' not allowed for prope |
| | 97 | | } |
| | 98 | | } |
| | 99 | |
|
| | 100 | | /// <summary> |
| | 101 | | /// Creates a date time span contains expression. |
| | 102 | | /// </summary> |
| | 103 | | /// <typeparam name="TEntity">The type of the entity.</typeparam> |
| | 104 | | /// <typeparam name="TProperty">The type of the property.</typeparam> |
| | 105 | | /// <typeparam name="TValue">The type of the value.</typeparam> |
| | 106 | | /// <param name="propertySelector">The property selector.</param> |
| | 107 | | /// <param name="start">The start <see cref="DateTime"/> or <see cref="DateTimeOffset"/>.</param> |
| | 108 | | /// <param name="end">The end <see cref="DateTime"/> or <see cref="DateTimeOffset"/>.</param> |
| | 109 | | public static Expression CreateDateTimeSpanContainsExpression<TEntity, TProperty, TValue>(Expression<Func<TEntity, T |
| | 110 | | { |
| 3107 | 111 | | var startExpression = Expression.Constant(start, typeof(TProperty)); |
| 3107 | 112 | | var endExpression = Expression.Constant(end, typeof(TProperty)); |
| 3107 | 113 | | var startGreaterThanOrEqualExpression = Expression.GreaterThanOrEqual(propertySelector.Body, startExpression); |
| 3107 | 114 | | var endLessThanExpression = Expression.LessThan(propertySelector.Body, endExpression); |
| 3107 | 115 | | var result = Expression.AndAlso(startGreaterThanOrEqualExpression, endLessThanExpression); |
| 3107 | 116 | | return result; |
| | 117 | | } |
| | 118 | | } |