55 lines
2.0 KiB
C#
55 lines
2.0 KiB
C#
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using Demo.Queries;
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using PoweredSoft.DynamicQuery;
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using PoweredSoft.DynamicQuery.Core;
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using System.Collections.Generic;
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namespace Demo.DynamicQueries
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{
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public class PersonOptimizationInterceptor : IFilterInterceptor, ISortInterceptor
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{
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public IFilter InterceptFilter(IFilter filter)
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{
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if (filter is ISimpleFilter simpleFilter)
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{
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if (simpleFilter.Path.Equals(nameof(PersonModel.FullName), System.StringComparison.InvariantCultureIgnoreCase))
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return new CompositeFilter
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{
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Type = filter.Type,
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And = filter.And,
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Filters = new List<IFilter> {
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new SimpleFilter
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{
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Not = simpleFilter.Not,
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And = false,
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Type = simpleFilter.Type,
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Value = simpleFilter.Value,
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Path = nameof(Person.FirstName)
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},
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new SimpleFilter
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{
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Not = simpleFilter.Not,
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And = false,
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Type = simpleFilter.Type,
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Value = simpleFilter.Value,
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Path = nameof(Person.LastName)
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}
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}
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};
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}
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return filter;
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}
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public IEnumerable<ISort> InterceptSort(IEnumerable<ISort> sort)
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{
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foreach(var s in sort)
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{
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if (s.Path.Equals(nameof(PersonModel.FullName), System.StringComparison.InvariantCultureIgnoreCase))
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yield return new Sort(nameof(Person.LastName), s.Ascending);
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else
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yield return s;
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}
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}
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}
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}
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