Default page size.

src/Squidex.Domain.Apps.Entities/Assets/AssetCommandMiddleware.cs

@@ -21,25 +21,25 @@ namespace Squidex.Domain.Apps.Entities.Assets
     public sealed class AssetCommandMiddleware : GrainCommandMiddleware<AssetCommand, IAssetGrain>
     {
         private readonly IAssetStore assetStore;
-        private readonly IAssetQueryService assetQueryService;
+        private readonly IAssetQueryService assetQuery;
         private readonly IAssetThumbnailGenerator assetThumbnailGenerator;
         private readonly IEnumerable<ITagGenerator<CreateAsset>> tagGenerators;
 
         public AssetCommandMiddleware(
             IGrainFactory grainFactory,
-            IAssetQueryService assetQueryService,
+            IAssetQueryService assetQuery,
             IAssetStore assetStore,
             IAssetThumbnailGenerator assetThumbnailGenerator,
             IEnumerable<ITagGenerator<CreateAsset>> tagGenerators)
             : base(grainFactory)
         {
             Guard.NotNull(assetStore, nameof(assetStore));
-            Guard.NotNull(assetQueryService, nameof(assetQueryService));
+            Guard.NotNull(assetQuery, nameof(assetQuery));
             Guard.NotNull(assetThumbnailGenerator, nameof(assetThumbnailGenerator));
             Guard.NotNull(tagGenerators, nameof(tagGenerators));
 
             this.assetStore = assetStore;
-            this.assetQueryService = assetQueryService;
+            this.assetQuery = assetQuery;
             this.assetThumbnailGenerator = assetThumbnailGenerator;
 
             this.tagGenerators = tagGenerators;
@@ -62,7 +62,7 @@ namespace Squidex.Domain.Apps.Entities.Assets
 
                         try
                         {
-                            var existings = await assetQueryService.QueryByHashAsync(createAsset.AppId.Id, createAsset.FileHash);
+                            var existings = await assetQuery.QueryByHashAsync(createAsset.AppId.Id, createAsset.FileHash);
 
                             AssetCreatedResult result = null;
 

src/Squidex.Domain.Apps.Entities/Assets/AssetOptions.cs

@@ -9,6 +9,8 @@ namespace Squidex.Domain.Apps.Entities.Assets
 {
     public sealed class AssetOptions
     {
+        public int DefaultPageSize { get; set; } = 20;
+
         public int MaxResults { get; set; } = 200;
 
         public long MaxSize { get; set; } = 5 * 1024 * 1024;

src/Squidex.Domain.Apps.Entities/Assets/AssetQueryService.cs

@@ -27,6 +27,11 @@ namespace Squidex.Domain.Apps.Entities.Assets
         private readonly IAssetRepository assetRepository;
         private readonly AssetOptions options;
 
+        public int DefaultPageSize
+        {
+            get { return options.DefaultPageSize; }
+        }
+
         public AssetQueryService(ITagService tagService, IAssetRepository assetRepository, IOptions<AssetOptions> options)
         {
             Guard.NotNull(tagService, nameof(tagService));

src/Squidex.Domain.Apps.Entities/Assets/IAssetQueryService.cs

@@ -14,6 +14,8 @@ namespace Squidex.Domain.Apps.Entities.Assets
 {
     public interface IAssetQueryService
     {
+        int DefaultPageSize { get; }
+
         Task<IList<IAssetEntity>> QueryByHashAsync(Guid appId, string hash);
 
         Task<IResultList<IAssetEntity>> QueryAsync(QueryContext contex, Q query);

src/Squidex.Domain.Apps.Entities/Contents/ContentOptions.cs

@@ -9,6 +9,8 @@ namespace Squidex.Domain.Apps.Entities.Contents
 {
     public sealed class ContentOptions
     {
+        public int DefaultPageSize { get; set; } = 20;
+
         public int MaxResults { get; set; } = 200;
     }
 }

src/Squidex.Domain.Apps.Entities/Contents/ContentQueryService.cs

@@ -45,6 +45,11 @@ namespace Squidex.Domain.Apps.Entities.Contents
         private readonly ContentOptions options;
         private readonly EdmModelBuilder modelBuilder;
 
+        public int DefaultPageSize
+        {
+            get { return options.DefaultPageSize; }
+        }
+
         public ContentQueryService(
             IAppProvider appProvider,
             IAssetUrlGenerator assetUrlGenerator,

src/Squidex.Domain.Apps.Entities/Contents/GraphQL/CachingGraphQLService.cs

@@ -99,7 +99,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL
 
                 var allSchemas = await appProvider.GetSchemasAsync(app.Id);
 
-                return new GraphQLModel(app, allSchemas, urlGenerator);
+                return new GraphQLModel(app, allSchemas, contentQuery.DefaultPageSize, assetQuery.DefaultPageSize, urlGenerator);
             });
         }
 

src/Squidex.Domain.Apps.Entities/Contents/GraphQL/GraphQLExecutionContext.cs

@@ -18,10 +18,10 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL
         public IGraphQLUrlGenerator UrlGenerator { get; }
 
         public GraphQLExecutionContext(QueryContext context,
-            IAssetQueryService assetQueryService,
+            IAssetQueryService assetQuery,
             IContentQueryService contentQuery,
             IGraphQLUrlGenerator urlGenerator)
-            : base(context, assetQueryService, contentQuery)
+            : base(context, assetQuery, contentQuery)
         {
             UrlGenerator = urlGenerator;
         }

src/Squidex.Domain.Apps.Entities/Contents/GraphQL/GraphQLModel.cs

@@ -12,6 +12,7 @@ using System.Threading.Tasks;
 using GraphQL;
 using GraphQL.Resolvers;
 using GraphQL.Types;
+using Microsoft.Extensions.Options;
 using Squidex.Domain.Apps.Core;
 using Squidex.Domain.Apps.Core.Schemas;
 using Squidex.Domain.Apps.Entities.Apps;
@@ -39,7 +40,11 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL
 
         public bool CanGenerateAssetSourceUrl { get; }
 
-        public GraphQLModel(IAppEntity app, IEnumerable<ISchemaEntity> schemas, IGraphQLUrlGenerator urlGenerator)
+        public GraphQLModel(IAppEntity app,
+            IEnumerable<ISchemaEntity> schemas,
+            int pageSizeContents,
+            int pageSizeAssets,
+            IGraphQLUrlGenerator urlGenerator)
         {
             this.app = app;
 
@@ -52,17 +57,17 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL
 
             schemasById = schemas.Where(x => x.SchemaDef.IsPublished).ToDictionary(x => x.Id);
 
-            graphQLSchema = BuildSchema(this);
+            graphQLSchema = BuildSchema(this, pageSizeContents, pageSizeAssets);
             graphQLSchema.RegisterValueConverter(JsonConverter.Instance);
 
             InitializeContentTypes();
         }
 
-        private static GraphQLSchema BuildSchema(GraphQLModel model)
+        private static GraphQLSchema BuildSchema(GraphQLModel model, int pageSizeContents, int pageSizeAssets)
         {
             var schemas = model.schemasById.Values;
 
-            return new GraphQLSchema { Query = new AppQueriesGraphType(model, schemas) };
+            return new GraphQLSchema { Query = new AppQueriesGraphType(model, pageSizeContents, pageSizeAssets, schemas) };
         }
 
         private void InitializeContentTypes()

src/Squidex.Domain.Apps.Entities/Contents/GraphQL/Types/AppQueriesGraphType.cs

@@ -17,12 +17,12 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
 {
     public sealed class AppQueriesGraphType : ObjectGraphType
     {
-        public AppQueriesGraphType(IGraphModel model, IEnumerable<ISchemaEntity> schemas)
+        public AppQueriesGraphType(IGraphModel model, int pageSizeContents, int pageSizeAssets, IEnumerable<ISchemaEntity> schemas)
         {
             var assetType = model.GetAssetType();
 
             AddAssetFind(assetType);
-            AddAssetsQueries(assetType);
+            AddAssetsQueries(assetType, pageSizeAssets);
 
             foreach (var schema in schemas)
             {
@@ -33,7 +33,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
                 var contentType = model.GetContentType(schema.Id);
 
                 AddContentFind(schemaId, schemaType, schemaName, contentType);
-                AddContentQueries(schemaId, schemaType, schemaName, contentType);
+                AddContentQueries(schemaId, schemaType, schemaName, contentType, pageSizeContents);
             }
 
             Description = "The app queries.";
@@ -73,12 +73,12 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
             });
         }
 
-        private void AddAssetsQueries(IGraphType assetType)
+        private void AddAssetsQueries(IGraphType assetType, int pageSize)
         {
             AddField(new FieldType
             {
                 Name = "queryAssets",
-                Arguments = CreateAssetQueryArguments(),
+                Arguments = CreateAssetQueryArguments(pageSize),
                 ResolvedType = new ListGraphType(new NonNullGraphType(assetType)),
                 Resolver = ResolveAsync((c, e) =>
                 {
@@ -92,7 +92,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
             AddField(new FieldType
             {
                 Name = "queryAssetsWithTotal",
-                Arguments = CreateAssetQueryArguments(),
+                Arguments = CreateAssetQueryArguments(pageSize),
                 ResolvedType = new AssetsResultGraphType(assetType),
                 Resolver = ResolveAsync((c, e) =>
                 {
@@ -104,12 +104,12 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
             });
         }
 
-        private void AddContentQueries(Guid schemaId, string schemaType, string schemaName, IGraphType contentType)
+        private void AddContentQueries(Guid schemaId, string schemaType, string schemaName, IGraphType contentType, int pageSize)
         {
             AddField(new FieldType
             {
                 Name = $"query{schemaType}Contents",
-                Arguments = CreateContentQueryArguments(),
+                Arguments = CreateContentQueryArguments(pageSize),
                 ResolvedType = new ListGraphType(new NonNullGraphType(contentType)),
                 Resolver = ResolveAsync((c, e) =>
                 {
@@ -123,7 +123,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
             AddField(new FieldType
             {
                 Name = $"query{schemaType}ContentsWithTotal",
-                Arguments = CreateContentQueryArguments(),
+                Arguments = CreateContentQueryArguments(pageSize),
                 ResolvedType = new ContentsResultGraphType(schemaType, schemaName, contentType),
                 Resolver = ResolveAsync((c, e) =>
                 {
@@ -163,15 +163,15 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
             };
         }
 
-        private static QueryArguments CreateAssetQueryArguments()
+        private static QueryArguments CreateAssetQueryArguments(int pageSize)
         {
             return new QueryArguments
             {
                 new QueryArgument(AllTypes.None)
                 {
                     Name = "take",
-                    Description = "Optional number of assets to take (Default: 20).",
+                    Description = $"Optional number of assets to take (Default: {pageSize}).",
-                    DefaultValue = 20,
+                    DefaultValue = pageSize,
                     ResolvedType = AllTypes.Int
                 },
                 new QueryArgument(AllTypes.None)
@@ -191,15 +191,15 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
             };
         }
 
-        private static QueryArguments CreateContentQueryArguments()
+        private static QueryArguments CreateContentQueryArguments(int pageSize)
         {
             return new QueryArguments
             {
                 new QueryArgument(AllTypes.None)
                 {
                     Name = "top",
-                    Description = "Optional number of contents to take (Default: 20).",
+                    Description = $"Optional number of contents to take (Default: {pageSize}).",
-                    DefaultValue = 20,
+                    DefaultValue = pageSize,
                     ResolvedType = AllTypes.Int
                 },
                 new QueryArgument(AllTypes.None)

src/Squidex.Domain.Apps.Entities/Contents/IContentQueryService.cs

@@ -14,6 +14,8 @@ namespace Squidex.Domain.Apps.Entities.Contents
 {
     public interface IContentQueryService
     {
+        int DefaultPageSize { get; }
+
         Task<IList<IContentEntity>> QueryAsync(QueryContext context, IReadOnlyList<Guid> ids);
 
         Task<IResultList<IContentEntity>> QueryAsync(QueryContext context, string schemaIdOrName, Q query);

src/Squidex/appsettings.json

@@ -147,6 +147,10 @@
   },
 
   "content": {
+    /*
+     * The default page size if not specified by a query.
+     */
+    "defaultPageSize": 20,
     /*
      * The maximum number of items to return for each query.
      * 
@@ -156,6 +160,10 @@
   },
 
   "assets": {
+    /*
+     * The default page size if not specified by a query.
+     */
+    "defaultPageSize": 20,
     /*
      * The maximum number of items to return for each query.
      * 

tests/Squidex.Domain.Apps.Entities.Tests/Assets/AssetCommandMiddlewareTests.cs

@@ -27,7 +27,7 @@ namespace Squidex.Domain.Apps.Entities.Assets
 {
     public class AssetCommandMiddlewareTests : HandlerTestBase<AssetState>
     {
-        private readonly IAssetQueryService assetQueryService = A.Fake<IAssetQueryService>();
+        private readonly IAssetQueryService assetQuery = A.Fake<IAssetQueryService>();
         private readonly IAssetThumbnailGenerator assetThumbnailGenerator = A.Fake<IAssetThumbnailGenerator>();
         private readonly IAssetStore assetStore = A.Fake<MemoryAssetStore>();
         private readonly ITagService tagService = A.Fake<ITagService>();
@@ -52,7 +52,7 @@ namespace Squidex.Domain.Apps.Entities.Assets
             asset = new AssetGrain(Store, tagService, A.Dummy<ISemanticLog>());
             asset.ActivateAsync(Id).Wait();
 
-            A.CallTo(() => assetQueryService.QueryByHashAsync(AppId, A<string>.Ignored))
+            A.CallTo(() => assetQuery.QueryByHashAsync(AppId, A<string>.Ignored))
                 .Returns(new List<IAssetEntity>());
 
             A.CallTo(() => tagService.NormalizeTagsAsync(AppId, TagGroups.Assets, A<HashSet<string>>.Ignored, A<HashSet<string>>.Ignored))
@@ -61,7 +61,7 @@ namespace Squidex.Domain.Apps.Entities.Assets
             A.CallTo(() => grainFactory.GetGrain<IAssetGrain>(Id, null))
                 .Returns(asset);
 
-            sut = new AssetCommandMiddleware(grainFactory, assetQueryService, assetStore, assetThumbnailGenerator, new[] { tagGenerator });
+            sut = new AssetCommandMiddleware(grainFactory, assetQuery, assetStore, assetThumbnailGenerator, new[] { tagGenerator });
         }
 
         [Fact]
@@ -205,7 +205,7 @@ namespace Squidex.Domain.Apps.Entities.Assets
             A.CallTo(() => temp.FileName).Returns(fileName);
             A.CallTo(() => temp.FileSize).Returns(fileSize);
 
-            A.CallTo(() => assetQueryService.QueryByHashAsync(A<Guid>.Ignored, A<string>.Ignored))
+            A.CallTo(() => assetQuery.QueryByHashAsync(A<Guid>.Ignored, A<string>.Ignored))
                 .Returns(new List<IAssetEntity> { existing });
         }
 

tests/Squidex.Domain.Apps.Entities.Tests/Assets/AssetQueryServiceTests.cs

@@ -52,6 +52,14 @@ namespace Squidex.Domain.Apps.Entities.Assets
             sut = new AssetQueryService(tagService, assetRepository, Options.Create(new AssetOptions()));
         }
 
+        [Fact]
+        public void Should_provide_default_page_size()
+        {
+            var result = sut.DefaultPageSize;
+
+            Assert.Equal(20, result);
+        }
+
         [Fact]
         public async Task Should_find_asset_by_id_and_resolve_tags()
         {

tests/Squidex.Domain.Apps.Entities.Tests/Contents/ContentQueryServiceTests.cs

@@ -80,6 +80,14 @@ namespace Squidex.Domain.Apps.Entities.Contents
                 Options.Create(new ContentOptions()), modelBuilder);
         }
 
+        [Fact]
+        public void Should_provide_default_page_size()
+        {
+            var result = sut.DefaultPageSize;
+
+            Assert.Equal(20, result);
+        }
+
         [Fact]
         public async Task Should_return_schema_from_id_if_string_is_guid()
         {