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seperate sort builder from filter builder.

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makes logic more seperated.
This commit is contained in:
David Lebée 2018-03-14 18:12:22 -05:00
parent 0540554877
commit 71b207ef78
6 changed files with 99 additions and 89 deletions
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2
PoweredSoft.DynamicLinq.Test/ComplexQueriesTests.cs
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@ -82,7 +82,7 @@ namespace PoweredSoft.DynamicLinq.Test
// the query.
var query = posts.AsQueryable();
var queryBuilder = new PoweredSoft.DynamicLinq.Fluent.QueryBuilder<Post>(query);
var queryBuilder = new PoweredSoft.DynamicLinq.Fluent.SortBuilder<Post>(query);
// add some sorting.
queryBuilder

10
PoweredSoft.DynamicLinq/Extensions/QueryableExtensions.cs
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@ -32,7 +32,7 @@ namespace PoweredSoft.DynamicLinq
public static IQueryable<T> Sort<T>(this IQueryable<T> query, string path, QuerySortDirection sortDirection, bool appendSort)
{
var qb = new QueryBuilder<T>(query);
var qb = new SortBuilder<T>(query);
qb.Sort(path, sortDirection, appendSort);
var ret = qb.Build();
return ret;
@ -40,7 +40,7 @@ namespace PoweredSoft.DynamicLinq
public static IQueryable<T> OrderBy<T>(this IQueryable<T> query, string path)
{
var qb = new QueryBuilder<T>(query);
var qb = new SortBuilder<T>(query);
qb.OrderBy(path);
var ret = qb.Build();
return ret;
@ -48,7 +48,7 @@ namespace PoweredSoft.DynamicLinq
public static IQueryable<T> OrderByDescending<T>(this IQueryable<T> query, string path)
{
var qb = new QueryBuilder<T>(query);
var qb = new SortBuilder<T>(query);
qb.OrderByDescending(path);
var ret = qb.Build();
return ret;
@ -56,7 +56,7 @@ namespace PoweredSoft.DynamicLinq
public static IQueryable<T> ThenBy<T>(this IQueryable<T> query, string path)
{
var qb = new QueryBuilder<T>(query);
var qb = new SortBuilder<T>(query);
qb.ThenBy(path);
var ret = qb.Build();
return ret;
@ -64,7 +64,7 @@ namespace PoweredSoft.DynamicLinq
public static IQueryable<T> ThenByDescending<T>(this IQueryable<T> query, string path)
{
var qb = new QueryBuilder<T>(query);
var qb = new SortBuilder<T>(query);
qb.ThenByDescending(path);
var ret = qb.Build();
return ret;

23
PoweredSoft.DynamicLinq/Fluent/QueryBuilder/QueryBuilder.cs
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@ -11,8 +11,6 @@ namespace PoweredSoft.DynamicLinq.Fluent
public class QueryBuilder<T> : QueryBuilderBase
{
public IQueryable<T> Query { get; set; }
public Type QueryableType { get; set; }
public QueryBuilder(IQueryable<T> query)
{
@ -24,27 +22,6 @@ namespace PoweredSoft.DynamicLinq.Fluent
// the query.
var query = Query;
// build the filters.
query = BuildFilters(query);
// build the sorts
query = BuildSorts(query);
return query;
}
protected virtual IQueryable<T> BuildSorts(IQueryable<T> query)
{
Sorts.ForEach(sort =>
{
query = QueryableHelpers.CreateSortExpression(query, sort.Path, sort.sortDirection, sort.AppendSort);
});
return query;
}
protected virtual IQueryable<T> BuildFilters(IQueryable<T> query)
{
if (Filters == null || Filters?.Count() == 0)
return query;

61
PoweredSoft.DynamicLinq/Fluent/QueryBuilder/QueryBuilderBase.cs
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@ -13,8 +13,6 @@ namespace PoweredSoft.DynamicLinq.Fluent
public List<QueryBuilderFilter> Filters { get; protected set; } = new List<QueryBuilderFilter>();
public List<QueryBuilderSort> Sorts { get; protected set; } = new List<QueryBuilderSort>();
public virtual QueryBuilderBase NullChecking(bool check = true)
{
IsNullCheckingEnabled = check;
@ -37,18 +35,7 @@ namespace PoweredSoft.DynamicLinq.Fluent
});
return this;
}
public virtual QueryBuilderBase Sort(string path, QuerySortDirection sortDirection, bool appendSort)
{
Sorts.Add(new QueryBuilderSort
{
Path = path,
sortDirection = sortDirection,
AppendSort = appendSort
});
return this;
}
}
protected abstract QueryBuilderBase GetSubQueryBuilder();
@ -70,51 +57,5 @@ namespace PoweredSoft.DynamicLinq.Fluent
//return self.
return this;
}
public virtual QueryBuilderBase OrderBy(string path)
{
Sorts.Clear();
Sorts.Add(new QueryBuilderSort
{
Path = path,
sortDirection = QuerySortDirection.Ascending,
AppendSort = false
});
return this;
}
public virtual QueryBuilderBase OrderByDescending(string path)
{
Sorts.Clear();
Sorts.Add(new QueryBuilderSort
{
Path = path,
sortDirection = QuerySortDirection.Descending,
AppendSort = false
});
return this;
}
public virtual QueryBuilderBase ThenBy(string path)
{
Sorts.Add(new QueryBuilderSort
{
Path = path,
sortDirection = QuerySortDirection.Ascending,
AppendSort = true
});
return this;
}
public virtual QueryBuilderBase ThenByDescending(string path)
{
Sorts.Add(new QueryBuilderSort
{
Path = path,
sortDirection = QuerySortDirection.Descending,
AppendSort = true
});
return this;
}
}
}

0
PoweredSoft.DynamicLinq/Fluent/QueryBuilder/QueryBuilderSort.cs → PoweredSoft.DynamicLinq/Fluent/Sort/QueryBuilderSort.cs
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92
PoweredSoft.DynamicLinq/Fluent/Sort/SortBuilder.cs Normal file
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@ -0,0 +1,92 @@
using PoweredSoft.DynamicLinq.Helpers;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace PoweredSoft.DynamicLinq.Fluent
{
public class SortBuilderBase
{
public List<QueryBuilderSort> Sorts { get; protected set; } = new List<QueryBuilderSort>();
public virtual SortBuilderBase Sort(string path, QuerySortDirection sortDirection, bool appendSort)
{
Sorts.Add(new QueryBuilderSort
{
Path = path,
sortDirection = sortDirection,
AppendSort = appendSort
});
return this;
}
public virtual SortBuilderBase OrderBy(string path)
{
Sorts.Clear();
Sorts.Add(new QueryBuilderSort
{
Path = path,
sortDirection = QuerySortDirection.Ascending,
AppendSort = false
});
return this;
}
public virtual SortBuilderBase OrderByDescending(string path)
{
Sorts.Clear();
Sorts.Add(new QueryBuilderSort
{
Path = path,
sortDirection = QuerySortDirection.Descending,
AppendSort = false
});
return this;
}
public virtual SortBuilderBase ThenBy(string path)
{
Sorts.Add(new QueryBuilderSort
{
Path = path,
sortDirection = QuerySortDirection.Ascending,
AppendSort = true
});
return this;
}
public virtual SortBuilderBase ThenByDescending(string path)
{
Sorts.Add(new QueryBuilderSort
{
Path = path,
sortDirection = QuerySortDirection.Descending,
AppendSort = true
});
return this;
}
}
public class SortBuilder<T> : SortBuilderBase
{
public IQueryable<T> Query { get; }
public SortBuilder(IQueryable<T> query)
{
Query = query;
}
public virtual IQueryable<T> Build()
{
var query = Query;
Sorts.ForEach(sort =>
{
query = QueryableHelpers.CreateSortExpression(query, sort.Path, sort.sortDirection, sort.AppendSort);
});
return query;
}
}
}