Persistence.Database/Entity/ChangeLog.cs

@@ -2,13 +2,14 @@
 using System.ComponentModel.DataAnnotations.Schema;
 using System.ComponentModel.DataAnnotations;
 using Microsoft.EntityFrameworkCore;
+using Persistence.Models;
 
 namespace Persistence.Database.Model;
 
 /// <summary>
 /// Часть записи, описывающая изменение
 /// </summary>
-public class ChangeLog : IChangeLog
+public class ChangeLog : IChangeLog, IWithSectionPart
 {
     [Key, Comment("Ключ записи")]
     public Guid Id { get; set; }

Persistence.Database/Entity/IChangeLog.cs

@@ -1,6 +1,4 @@
 
-using System.ComponentModel.DataAnnotations.Schema;
-
 namespace Persistence.Database.Model;
 
 /// <summary>

Persistence.Database/Persistence.Database.csproj

@@ -14,4 +14,8 @@
     </PackageReference>
   </ItemGroup>
 
+  <ItemGroup>
+    <ProjectReference Include="..\Persistence\Persistence.csproj" />
+  </ItemGroup>
+
 </Project>

Persistence.Repository/QueryBuilders.cs

@@ -0,0 +1,76 @@
+using Microsoft.EntityFrameworkCore;
+using Persistence.Database.Model;
+using Persistence.Models;
+using Persistence.Models.Requests;
+
+namespace Persistence.Repository;
+
+/// <summary>
+/// класс с набором методов, необходимых для фильтрации записей
+/// </summary>
+public static class QueryBuilders
+{
+    public static void Apply<TEntity>(this IQueryable<TEntity> query, SectionPartRequest request)
+        where TEntity : class, IWithSectionPart
+    {
+        if (request.IdSection.HasValue)
+        {
+            query = query.Where(e => e.IdSection == request.IdSection);
+        }
+        if (request.DepthStart.HasValue)
+        {
+            query = query.Where(e => e.DepthStart >= request.DepthStart);
+        }
+        if (request.DepthEnd.HasValue)
+        {
+            query = query.Where(e => e.DepthEnd <= request.DepthEnd);
+        }
+    }
+
+    public static void Apply<TEntity>(this IQueryable<TEntity> query,DateTimeOffset momentUtc)
+    where TEntity : class, IChangeLog
+    {
+        momentUtc = momentUtc.ToUniversalTime();
+
+        query = query
+            .Where(e => e.Creation <= momentUtc)
+            .Where(e => e.Obsolete == null || e.Obsolete >= momentUtc);
+    }
+    
+
+    public static async Task<PaginationContainer<TDto>> ApplyPagination<TEntity, TDto>(
+        this IQueryable<TEntity> query,
+        PaginationRequest request,
+        Func<TEntity, TDto> Convert,
+        CancellationToken token)
+       where TEntity : class, IWithSectionPart
+       where TDto : class
+    {
+        if (String.IsNullOrEmpty(request.SortSettings))
+        {
+            query = query
+               .OrderBy(e => e.IdSection)
+               .ThenBy(e => e.DepthStart)
+               .ThenBy(e => e.DepthEnd);
+        }
+        else
+        {
+            query = query.SortBy(request.SortSettings);
+        }
+
+        var entities = await query
+           .Skip(request.Skip)
+           .Take(request.Take)
+           .ToArrayAsync(token);
+
+        var result = new PaginationContainer<TDto>
+        {
+            Skip = request.Skip,
+            Take = request.Take,
+            Items = entities.Select(Convert),
+            Count = await query.CountAsync(token)
+        };
+
+        return result;
+    }
+}

Persistence.Repository/Repositories/ChangeLogRepository.cs

@@ -138,33 +138,18 @@ public class ChangeLogRepository : IChangeLogRepository
        PaginationRequest paginationRequest,
        CancellationToken token)
     {
-        var query = BuildQuery(idDiscriminator, momentUtc, filterRequest);
-        //ApplyFilter(query, , filterRequest);
-        var result = await BuildPaginationContainer(query, paginationRequest, token);
+        var query = CreateQuery(idDiscriminator);
+        query.Apply(momentUtc);
+        query.Apply(filterRequest);
+
+        var result = await query.ApplyPagination(paginationRequest, Convert, token);
 
         return result;
     }
 
-    private IQueryable<ChangeLog> BuildQuery(Guid idDiscriminator, DateTimeOffset momentUtc, SectionPartRequest request)
+    private IQueryable<ChangeLog> CreateQuery(Guid idDiscriminator)
     {
-        momentUtc = momentUtc.ToUniversalTime();
-        var query = db.Set<ChangeLog>()
-                    .Where(e => e.IdDiscriminator == idDiscriminator)
-                    .Where(e => e.Creation <= momentUtc)
-                    .Where(e => e.Obsolete == null || e.Obsolete >= momentUtc);
-
-        if (request.IdSection.HasValue)
-        {
-            query = query.Where(e => e.IdSection == request.IdSection);
-        }
-        if (request.DepthStart.HasValue)
-        {
-            query = query.Where(e => e.DepthStart >= request.DepthStart);
-        }
-        if (request.DepthEnd.HasValue)
-        {
-            query = query.Where(e => e.DepthEnd <= request.DepthEnd);
-        }
+        var query = db.Set<ChangeLog>().Where(e => e.IdDiscriminator == idDiscriminator);
 
         return query;
     }
@@ -173,8 +158,8 @@ public class ChangeLogRepository : IChangeLogRepository
     {
         var query = db.Set<ChangeLog>().Where(s => s.IdDiscriminator == idDiscriminator);
 
-        var min = new DateTimeOffset(dateBegin.Year, dateBegin.Month, dateBegin.Day, 0, 0, 0, TimeSpan.Zero);
-        var max = new DateTimeOffset(dateEnd.Year, dateEnd.Month, dateEnd.Day, 0, 0, 0, TimeSpan.Zero);
+        var min = new DateTimeOffset(dateBegin.ToUniversalTime().Date, TimeSpan.Zero);
+        var max = new DateTimeOffset(dateEnd.ToUniversalTime().Date, TimeSpan.Zero);
 
         var createdQuery = query.Where(e => e.Creation >= min && e.Creation <= max);
         var editedQuery = query.Where(e => e.Obsolete != null && e.Obsolete >= min && e.Obsolete <= max);
@@ -189,39 +174,6 @@ public class ChangeLogRepository : IChangeLogRepository
 
 
 
-    private async Task<PaginationContainer<DataWithWellDepthAndSectionDto>> BuildPaginationContainer(IQueryable<ChangeLog> query, PaginationRequest request, CancellationToken token)
-    {
-        var result = new PaginationContainer<DataWithWellDepthAndSectionDto>
-        {
-            Skip = request.Skip,
-            Take = request.Take,
-            Items = Enumerable.Empty<DataWithWellDepthAndSectionDto>(),
-            Count = await query.CountAsync(token)
-        };
-
-        if (!String.IsNullOrEmpty(request.SortSettings))
-        {
-            query = query.SortBy(request.SortSettings);
-        }
-        else
-        {
-            query = query
-                .OrderBy(e => e.IdSection)
-                .ThenBy(e => e.DepthStart)
-                .ThenBy(e => e.DepthEnd);
-        }
-
-        var entities = await query
-           .Skip(result.Skip)
-           .Take(result.Take)
-           .ToArrayAsync(token);
-
-        var dtos = entities.Select(e => e.Adapt<DataWithWellDepthAndSectionDto>());
-        result.Items = dtos;
-
-        return result;
-    }
-
     public async Task<IEnumerable<DateOnly>> GetDatesChange(Guid idDiscriminator, CancellationToken token)
     {
         var query = db.Set<ChangeLog>().Where(e => e.IdDiscriminator == idDiscriminator);
@@ -276,7 +228,7 @@ public class ChangeLogRepository : IChangeLogRepository
 
         var entities = await query.ToArrayAsync(token);
 
-        var dtos = entities.Select(e => e.Adapt<DataWithWellDepthAndSectionDto>());
+        var dtos = entities.Select(Convert);
 
         return dtos;
     }
@@ -289,7 +241,7 @@ public class ChangeLogRepository : IChangeLogRepository
             .Select(group => new
             {
                 Min = group.Min(e => e.Creation),
-                Max = group.Max(e => e.Creation),
+                Max = group.Max(e => (e.Creation > e.Obsolete ? e.Creation : e.Obsolete!.Value)),
             });
 
         var values = await query.FirstOrDefaultAsync(token);
@@ -305,4 +257,6 @@ public class ChangeLogRepository : IChangeLogRepository
             To = values.Max,
         };
     }
+
+    private DataWithWellDepthAndSectionDto Convert(ChangeLog entity) => entity.Adapt<DataWithWellDepthAndSectionDto>();
 }

Persistence/Models/IWithSectionPart.cs

@@ -0,0 +1,9 @@
+namespace Persistence.Models;
+public interface IWithSectionPart
+{
+    public double DepthStart { get; set; }
+
+    public double DepthEnd { get; set; }
+
+    public Guid IdSection { get; set; }
+}