Async fixes. (#537)

* Async fixes.

* More things.

* More fixes.

backend/src/Squidex.Domain.Apps.Entities.MongoDb/Assets/MongoAssetRepository.cs

@@ -20,6 +20,7 @@ using Squidex.Infrastructure.Log;
 using Squidex.Infrastructure.MongoDb;
 using Squidex.Infrastructure.MongoDb.Queries;
 using Squidex.Infrastructure.Queries;
+using Squidex.Infrastructure.Tasks;
 
 namespace Squidex.Domain.Apps.Entities.MongoDb.Assets
 {
@@ -84,9 +85,9 @@ namespace Squidex.Domain.Apps.Entities.MongoDb.Assets
                             .QuerySort(query)
                             .ToListAsync();
 
-                    await Task.WhenAll(assetItems, assetCount);
+                    var (items, total) = await AsyncHelper.WhenAll(assetItems, assetCount);
 
-                    return ResultList.Create<IAssetEntity>(assetCount.Result, assetItems.Result);
+                    return ResultList.Create<IAssetEntity>(total, items);
                 }
                 catch (MongoQueryException ex) when (ex.Message.Contains("17406"))
                 {

backend/src/Squidex.Domain.Apps.Entities.MongoDb/Contents/Operations/QueryContentsByQuery.cs

@@ -20,6 +20,7 @@ using Squidex.Domain.Apps.Entities.Schemas;
 using Squidex.Infrastructure;
 using Squidex.Infrastructure.MongoDb.Queries;
 using Squidex.Infrastructure.Queries;
+using Squidex.Infrastructure.Tasks;
 
 namespace Squidex.Domain.Apps.Entities.MongoDb.Contents.Operations
 {
@@ -87,14 +88,14 @@ namespace Squidex.Domain.Apps.Entities.MongoDb.Contents.Operations
                 var contentCount = Collection.Find(filter).CountDocumentsAsync();
                 var contentItems = FindContentsAsync(query, filter);
 
-                await Task.WhenAll(contentItems, contentCount);
+                var (items, total) = await AsyncHelper.WhenAll(contentItems, contentCount);
 
-                foreach (var entity in contentItems.Result)
+                foreach (var entity in items)
                 {
                     entity.ParseData(schema.SchemaDef, converter);
                 }
 
-                return ResultList.Create<IContentEntity>(contentCount.Result, contentItems.Result);
+                return ResultList.Create<IContentEntity>(total, items);
             }
             catch (MongoCommandException ex) when (ex.Code == 96)
             {

backend/src/Squidex.Domain.Apps.Entities.MongoDb/Rules/MongoRuleEventRepository.cs

@@ -18,6 +18,7 @@ using Squidex.Domain.Apps.Entities.Rules.Repositories;
 using Squidex.Infrastructure;
 using Squidex.Infrastructure.MongoDb;
 using Squidex.Infrastructure.Reflection;
+using Squidex.Infrastructure.Tasks;
 
 namespace Squidex.Domain.Apps.Entities.MongoDb.Rules
 {
@@ -71,9 +72,9 @@ namespace Squidex.Domain.Apps.Entities.MongoDb.Rules
             var taskForItems = Collection.Find(filter).Skip(skip).Limit(take).SortByDescending(x => x.Created).ToListAsync();
             var taskForCount = Collection.Find(filter).CountDocumentsAsync();
 
-            await Task.WhenAll(taskForItems, taskForCount);
+            var (items, total) = await AsyncHelper.WhenAll(taskForItems, taskForCount);
 
-            return ResultList.Create(taskForCount.Result, taskForItems.Result);
+            return ResultList.Create(total, items);
         }
 
         public async Task<IRuleEventEntity> FindAsync(Guid id)

backend/src/Squidex.Domain.Apps.Entities/Assets/Queries/AssetQueryParser.cs

@@ -7,6 +7,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Threading.Tasks;
 using Microsoft.Extensions.Options;
 using Microsoft.OData;
 using Microsoft.OData.Edm;
@@ -41,7 +42,7 @@ namespace Squidex.Domain.Apps.Entities.Assets.Queries
             this.tagService = tagService;
         }
 
-        public virtual ClrQuery ParseQuery(Context context, Q q)
+        public virtual async ValueTask<ClrQuery> ParseQueryAsync(Context context, Q q)
         {
             Guard.NotNull(context, nameof(context));
 
@@ -71,7 +72,7 @@ namespace Squidex.Domain.Apps.Entities.Assets.Queries
 
                 if (result.Filter != null)
                 {
-                    result.Filter = FilterTagTransformer.Transform(result.Filter, context.App.Id, tagService);
+                    result.Filter = await FilterTagTransformer.TransformAsync(result.Filter, context.App.Id, tagService);
                 }
 
                 if (result.Sort.Count == 0)

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

@@ -111,7 +111,7 @@ namespace Squidex.Domain.Apps.Entities.Assets.Queries
 
         private async Task<IResultList<IAssetEntity>> QueryByQueryAsync(Context context, Guid? parentId, Q query)
         {
-            var parsedQuery = queryParser.ParseQuery(context, query);
+            var parsedQuery = await queryParser.ParseQueryAsync(context, query);
 
             return await assetRepository.QueryAsync(context.App.Id, parentId, parsedQuery);
         }

backend/src/Squidex.Domain.Apps.Entities/Assets/Queries/FilterTagTransformer.cs

@@ -13,7 +13,7 @@ using Squidex.Infrastructure.Queries;
 
 namespace Squidex.Domain.Apps.Entities.Assets.Queries
 {
-    public sealed class FilterTagTransformer : TransformVisitor<ClrValue>
+    public sealed class FilterTagTransformer : AsyncTransformVisitor<ClrValue>
     {
         private readonly ITagService tagService;
         private readonly Guid appId;
@@ -25,7 +25,7 @@ namespace Squidex.Domain.Apps.Entities.Assets.Queries
             this.tagService = tagService;
         }
 
-        public static FilterNode<ClrValue>? Transform(FilterNode<ClrValue> nodeIn, Guid appId, ITagService tagService)
+        public static ValueTask<FilterNode<ClrValue>?> TransformAsync(FilterNode<ClrValue> nodeIn, Guid appId, ITagService tagService)
         {
             Guard.NotNull(nodeIn, nameof(nodeIn));
             Guard.NotNull(tagService, nameof(tagService));
@@ -33,11 +33,11 @@ namespace Squidex.Domain.Apps.Entities.Assets.Queries
             return nodeIn.Accept(new FilterTagTransformer(appId, tagService));
         }
 
-        public override FilterNode<ClrValue>? Visit(CompareFilter<ClrValue> nodeIn)
+        public override async ValueTask<FilterNode<ClrValue>?> Visit(CompareFilter<ClrValue> nodeIn)
         {
             if (string.Equals(nodeIn.Path[0], nameof(IAssetEntity.Tags), StringComparison.OrdinalIgnoreCase) && nodeIn.Value.Value is string stringValue)
             {
-                var tagNames = Task.Run(() => tagService.GetTagIdsAsync(appId, TagGroups.Assets, HashSet.Of(stringValue))).Result;
+                var tagNames = await tagService.GetTagIdsAsync(appId, TagGroups.Assets, HashSet.Of(stringValue));
 
                 if (tagNames.TryGetValue(stringValue, out var normalized))
                 {

backend/src/Squidex.Domain.Apps.Entities/Contents/Counter/CounterJintExtension.cs

@@ -10,6 +10,7 @@ using System.Threading.Tasks;
 using Orleans;
 using Squidex.Domain.Apps.Core.Scripting;
 using Squidex.Infrastructure;
+using Squidex.Infrastructure.Tasks;
 
 namespace Squidex.Domain.Apps.Entities.Contents.Counter
 {
@@ -46,14 +47,14 @@ namespace Squidex.Domain.Apps.Entities.Contents.Counter
         {
             var grain = grainFactory.GetGrain<ICounterGrain>(appId);
 
-            return Task.Run(() => grain.IncrementAsync(name)).Result;
+            return AsyncHelper.Sync(() => grain.IncrementAsync(name));
         }
 
         private long Reset(Guid appId, string name, long value)
         {
             var grain = grainFactory.GetGrain<ICounterGrain>(appId);
 
-            return Task.Run(() => grain.ResetAsync(name, value)).Result;
+            return AsyncHelper.Sync(() => grain.ResetAsync(name, value));
         }
     }
 }

backend/src/Squidex.Domain.Apps.Entities/Contents/Queries/ContentQueryParser.cs

@@ -8,6 +8,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Threading.Tasks;
 using Microsoft.Extensions.Caching.Memory;
 using Microsoft.Extensions.Options;
 using Microsoft.OData;
@@ -43,7 +44,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
             this.options = options.Value;
         }
 
-        public virtual ClrQuery ParseQuery(Context context, ISchemaEntity schema, Q q)
+        public virtual ValueTask<ClrQuery> ParseQueryAsync(Context context, ISchemaEntity schema, Q q)
         {
             Guard.NotNull(context, nameof(context));
             Guard.NotNull(schema, nameof(schema));
@@ -90,7 +91,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
                     result.Take = options.MaxResults;
                 }
 
-                return result;
+                return new ValueTask<ClrQuery>(result);
             }
         }
 

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

@@ -208,7 +208,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
 
         private async Task<IResultList<IContentEntity>> QueryByQueryAsync(Context context, ISchemaEntity schema, Q query)
         {
-            var parsedQuery = queryParser.ParseQuery(context, schema, query);
+            var parsedQuery = await queryParser.ParseQueryAsync(context, schema, query);
 
             return await QueryCoreAsync(context, schema, parsedQuery);
         }

backend/src/Squidex.Domain.Apps.Entities/Contents/Queries/FilterTagTransformer.cs

@@ -16,7 +16,7 @@ using Squidex.Infrastructure.Queries;
 
 namespace Squidex.Domain.Apps.Entities.Contents.Queries
 {
-    public sealed class FilterTagTransformer : TransformVisitor<ClrValue>
+    public sealed class FilterTagTransformer : AsyncTransformVisitor<ClrValue>
     {
         private readonly ITagService tagService;
         private readonly ISchemaEntity schema;
@@ -29,7 +29,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
             this.tagService = tagService;
         }
 
-        public static FilterNode<ClrValue>? Transform(FilterNode<ClrValue> nodeIn, Guid appId, ISchemaEntity schema, ITagService tagService)
+        public static ValueTask<FilterNode<ClrValue>?> TransformAsync(FilterNode<ClrValue> nodeIn, Guid appId, ISchemaEntity schema, ITagService tagService)
         {
             Guard.NotNull(nodeIn, nameof(nodeIn));
             Guard.NotNull(tagService, nameof(tagService));
@@ -38,11 +38,11 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
             return nodeIn.Accept(new FilterTagTransformer(appId, schema, tagService));
         }
 
-        public override FilterNode<ClrValue>? Visit(CompareFilter<ClrValue> nodeIn)
+        public override async ValueTask<FilterNode<ClrValue>?> Visit(CompareFilter<ClrValue> nodeIn)
         {
             if (nodeIn.Value.Value is string stringValue && IsDataPath(nodeIn.Path) && IsTagField(nodeIn.Path))
             {
-                var tagNames = Task.Run(() => tagService.GetTagIdsAsync(appId, TagGroups.Schemas(schema.Id), HashSet.Of(stringValue))).Result;
+                var tagNames = await tagService.GetTagIdsAsync(appId, TagGroups.Schemas(schema.Id), HashSet.Of(stringValue));
 
                 if (tagNames.TryGetValue(stringValue, out var normalized))
                 {

backend/src/Squidex.Domain.Apps.Entities/Contents/Queries/Steps/ConvertData.cs

@@ -15,6 +15,7 @@ using Squidex.Domain.Apps.Core.ExtractReferenceIds;
 using Squidex.Domain.Apps.Entities.Assets.Repositories;
 using Squidex.Domain.Apps.Entities.Contents.Repositories;
 using Squidex.Infrastructure;
+using Squidex.Infrastructure.Tasks;
 
 namespace Squidex.Domain.Apps.Entities.Contents.Queries.Steps
 {
@@ -72,12 +73,11 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries.Steps
 
                 if (ids.Count > 0)
                 {
-                    var taskForAssets = QueryAssetIdsAsync(context, ids);
-                    var taskForContents = QueryContentIdsAsync(context, ids);
+                    var (assets, refContents) = await AsyncHelper.WhenAll(
+                        QueryAssetIdsAsync(context, ids),
+                        QueryContentIdsAsync(context, ids));
 
-                    await Task.WhenAll(taskForAssets, taskForContents);
-
-                    var foundIds = new HashSet<Guid>(taskForAssets.Result.Union(taskForContents.Result));
+                    var foundIds = new HashSet<Guid>(assets.Union(refContents));
 
                     return ValueReferencesConverter.CleanReferences(foundIds);
                 }

backend/src/Squidex.Domain.Users.MongoDb/MongoXmlEntity.cs

@@ -0,0 +1,20 @@
+// ==========================================================================
+//  Squidex Headless CMS
+// ==========================================================================
+//  Copyright (c) Squidex UG (haftungsbeschraenkt)
+//  All rights reserved. Licensed under the MIT license.
+// ==========================================================================
+
+using MongoDB.Bson.Serialization.Attributes;
+
+namespace Squidex.Domain.Users.MongoDb
+{
+    public sealed class MongoXmlEntity
+    {
+        [BsonId]
+        public string FriendlyName { get; set; }
+
+        [BsonRequired]
+        public string Xml { get; set; }
+    }
+}

backend/src/Squidex.Domain.Users.MongoDb/MongoXmlRepository.cs

@@ -0,0 +1,51 @@
+// ==========================================================================
+//  Squidex Headless CMS
+// ==========================================================================
+//  Copyright (c) Squidex UG (haftungsbeschraenkt)
+//  All rights reserved. Licensed under the MIT license.
+// ==========================================================================
+
+using System.Collections.Generic;
+using System.Linq;
+using System.Xml.Linq;
+using Microsoft.AspNetCore.DataProtection.Repositories;
+using MongoDB.Bson;
+using MongoDB.Driver;
+using Squidex.Infrastructure;
+
+namespace Squidex.Domain.Users.MongoDb
+{
+    public sealed class MongoXmlRepository : IXmlRepository
+    {
+        private static readonly ReplaceOptions UpsertReplace = new ReplaceOptions { IsUpsert = true };
+        private readonly IMongoCollection<MongoXmlEntity> collection;
+
+        public MongoXmlRepository(IMongoDatabase mongoDatabase)
+        {
+            Guard.NotNull(mongoDatabase, nameof(mongoDatabase));
+
+            collection = mongoDatabase.GetCollection<MongoXmlEntity>("States_Repository");
+        }
+
+        public IReadOnlyCollection<XElement> GetAllElements()
+        {
+            var documents = collection.Find(new BsonDocument()).ToList();
+
+            var elements = documents.Select(x => XElement.Parse(x.Xml)).ToList();
+
+            return elements;
+        }
+
+        public void StoreElement(XElement element, string friendlyName)
+        {
+            var document = new MongoXmlEntity
+            {
+                FriendlyName = friendlyName
+            };
+
+            document.Xml = element.ToString();
+
+            collection.ReplaceOne(x => x.FriendlyName == friendlyName, document, UpsertReplace);
+        }
+    }
+}

backend/src/Squidex.Domain.Users/DefaultXmlRepository.cs

@@ -1,53 +0,0 @@
-// ==========================================================================
-//  Squidex Headless CMS
-// ==========================================================================
-//  Copyright (c) Squidex UG (haftungsbeschraenkt)
-//  All rights reserved. Licensed under the MIT license.
-// ==========================================================================
-
-using System.Collections.Generic;
-using System.Threading.Tasks;
-using System.Xml.Linq;
-using Microsoft.AspNetCore.DataProtection.Repositories;
-using Squidex.Infrastructure;
-using Squidex.Infrastructure.States;
-
-namespace Squidex.Domain.Users
-{
-    public sealed class DefaultXmlRepository : IXmlRepository
-    {
-        private readonly ISnapshotStore<State, string> store;
-
-        [CollectionName("XmlRepository")]
-        public sealed class State
-        {
-            public string Xml { get; set; }
-        }
-
-        public DefaultXmlRepository(ISnapshotStore<State, string> store)
-        {
-            Guard.NotNull(store, nameof(store));
-
-            this.store = store;
-        }
-
-        public IReadOnlyCollection<XElement> GetAllElements()
-        {
-            var result = new List<XElement>();
-
-            store.ReadAllAsync((state, version) =>
-            {
-                result.Add(XElement.Parse(state.Xml));
-
-                return Task.CompletedTask;
-            }).Wait();
-
-            return result;
-        }
-
-        public void StoreElement(XElement element, string friendlyName)
-        {
-            store.WriteAsync(friendlyName, new State { Xml = element.ToString() }, EtagVersion.Any, EtagVersion.Any).Wait();
-        }
-    }
-}

backend/src/Squidex.Infrastructure.Azure/EventSourcing/CosmosDbSubscription.cs

@@ -38,7 +38,7 @@ namespace Squidex.Infrastructure.EventSourcing
 
             if (fromBeginning)
             {
-                hostName = $"squidex.{DateTime.UtcNow.Ticks.ToString()}";
+                hostName = $"squidex.{DateTime.UtcNow.Ticks}";
             }
             else
             {

backend/src/Squidex.Infrastructure.GetEventStore/EventSourcing/GetEventStoreSubscription.cs

@@ -9,6 +9,7 @@ using System.Threading.Tasks;
 using EventStore.ClientAPI;
 using EventStore.ClientAPI.Exceptions;
 using Squidex.Infrastructure.Json;
+using Squidex.Infrastructure.Tasks;
 
 namespace Squidex.Infrastructure.EventSourcing
 {
@@ -35,7 +36,7 @@ namespace Squidex.Infrastructure.EventSourcing
             this.position = projectionClient.ParsePositionOrNull(position);
             this.prefix = prefix;
 
-            var streamName = projectionClient.CreateProjectionAsync(streamFilter).Result;
+            var streamName = AsyncHelper.Sync(() => projectionClient.CreateProjectionAsync(streamFilter));
 
             this.serializer = serializer;
             this.subscriber = subscriber;

backend/src/Squidex.Infrastructure/Queries/AsyncTransformVisitor.cs

@@ -0,0 +1,49 @@
+// ==========================================================================
+//  Squidex Headless CMS
+// ==========================================================================
+//  Copyright (c) Squidex UG (haftungsbeschraenkt)
+//  All rights reserved. Licensed under the MIT license.
+// ==========================================================================
+
+using System.Collections.Generic;
+using System.Threading.Tasks;
+
+namespace Squidex.Infrastructure.Queries
+{
+    public abstract class AsyncTransformVisitor<TValue> : FilterNodeVisitor<ValueTask<FilterNode<TValue>?>, TValue>
+    {
+        public override ValueTask<FilterNode<TValue>?> Visit(CompareFilter<TValue> nodeIn)
+        {
+            return new ValueTask<FilterNode<TValue>?>(nodeIn);
+        }
+
+        public override async ValueTask<FilterNode<TValue>?> Visit(LogicalFilter<TValue> nodeIn)
+        {
+            var pruned = new List<FilterNode<TValue>>(nodeIn.Filters.Count);
+
+            foreach (var inner in nodeIn.Filters)
+            {
+                var transformed = await inner.Accept(this);
+
+                if (transformed != null)
+                {
+                    pruned.Add(transformed);
+                }
+            }
+
+            return new LogicalFilter<TValue>(nodeIn.Type, pruned);
+        }
+
+        public override async ValueTask<FilterNode<TValue>?> Visit(NegateFilter<TValue> nodeIn)
+        {
+            var inner = await nodeIn.Filter.Accept(this);
+
+            if (inner == null)
+            {
+                return inner;
+            }
+
+            return new NegateFilter<TValue>(inner);
+        }
+    }
+}

backend/src/Squidex.Infrastructure/Queries/Optimizer.cs

@@ -5,6 +5,7 @@
 //  All rights reserved. Licensed under the MIT license.
 // ==========================================================================
 
+using System.Collections.Generic;
 using System.Linq;
 
 namespace Squidex.Infrastructure.Queries
@@ -24,7 +25,17 @@ namespace Squidex.Infrastructure.Queries
 
         public override FilterNode<TValue>? Visit(LogicalFilter<TValue> nodeIn)
         {
-            var pruned = nodeIn.Filters.Select(x => x.Accept(this)!).NotNull().ToList();
+            var pruned = new List<FilterNode<TValue>>(nodeIn.Filters.Count);
+
+            foreach (var filter in nodeIn.Filters)
+            {
+                var transformed = filter.Accept(this);
+
+                if (transformed != null)
+                {
+                    pruned.Add(transformed);
+                }
+            }
 
             if (pruned.Count == 1)
             {

backend/src/Squidex.Infrastructure/Queries/TransformVisitor.cs

@@ -5,7 +5,7 @@
 //  All rights reserved. Licensed under the MIT license.
 // ==========================================================================
 
-using System.Linq;
+using System.Collections.Generic;
 
 namespace Squidex.Infrastructure.Queries
 {
@@ -18,9 +18,19 @@ namespace Squidex.Infrastructure.Queries
 
         public override FilterNode<TValue>? Visit(LogicalFilter<TValue> nodeIn)
         {
-            var inner = nodeIn.Filters.Select(x => x.Accept(this)!).NotNull().ToList();
+            var pruned = new List<FilterNode<TValue>>(nodeIn.Filters.Count);
 
-            return new LogicalFilter<TValue>(nodeIn.Type, inner);
+            foreach (var inner in nodeIn.Filters)
+            {
+                var transformed = inner.Accept(this);
+
+                if (transformed != null)
+                {
+                    pruned.Add(transformed);
+                }
+            }
+
+            return new LogicalFilter<TValue>(nodeIn.Type, pruned);
         }
 
         public override FilterNode<TValue>? Visit(NegateFilter<TValue> nodeIn)

backend/src/Squidex.Infrastructure/StringExtensions.cs

@@ -19,7 +19,7 @@ namespace Squidex.Infrastructure
         private const char NullChar = (char)0;
 
         private static readonly Regex SlugRegex = new Regex("^[a-z0-9]+(\\-[a-z0-9]+)*$", RegexOptions.Compiled);
-        private static readonly Regex EmailRegex = new Regex("^[a-zA-Z0-9.!#$%&’*+\\/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:.[a-zA-Z0-9-]+)*$", RegexOptions.Compiled);
+        private static readonly Regex EmailRegex = new Regex(@"^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-||_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+([a-z]+|\d|-|\.{0,1}|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])?([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))$", RegexOptions.Compiled);
         private static readonly Regex PropertyNameRegex = new Regex("^[a-zA-Z0-9]+(\\-[a-zA-Z0-9]+)*$", RegexOptions.Compiled);
 
         private static readonly Dictionary<char, string> LowerCaseDiacritics;

backend/src/Squidex.Infrastructure/Tasks/AsyncHelper.cs

@@ -0,0 +1,54 @@
+// ==========================================================================
+//  Squidex Headless CMS
+// ==========================================================================
+//  Copyright (c) Squidex UG (haftungsbeschraenkt)
+//  All rights reserved. Licensed under the MIT license.
+// ==========================================================================
+
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Squidex.Infrastructure.Tasks
+{
+    public static class AsyncHelper
+    {
+        private static readonly TaskFactory TaskFactory = new
+            TaskFactory(CancellationToken.None,
+                TaskCreationOptions.None,
+                TaskContinuationOptions.None,
+                TaskScheduler.Default);
+
+        public static async Task<(T1, T2)> WhenAll<T1, T2>(Task<T1> task1, Task<T2> task2)
+        {
+            await Task.WhenAll(task1, task2);
+
+            return (task1.Result, task2.Result);
+        }
+
+        public static async Task<(T1, T2, T3)> WhenAll<T1, T2, T3>(Task<T1> task1, Task<T2> task2, Task<T3> task3)
+        {
+            await Task.WhenAll(task1, task2, task3);
+
+            return (task1.Result, task2.Result, task3.Result);
+        }
+
+        public static TResult Sync<TResult>(Func<Task<TResult>> func)
+        {
+            return TaskFactory
+                .StartNew(func)
+                .Unwrap()
+                .GetAwaiter()
+                .GetResult();
+        }
+
+        public static void Sync(Func<Task> func)
+        {
+            TaskFactory
+                .StartNew(func)
+                .Unwrap()
+                .GetAwaiter()
+                .GetResult();
+        }
+    }
+}

backend/src/Squidex/Areas/Api/Controllers/Assets/AssetFoldersController.cs

@@ -13,6 +13,7 @@ using Squidex.Areas.Api.Controllers.Assets.Models;
 using Squidex.Domain.Apps.Entities.Assets;
 using Squidex.Domain.Apps.Entities.Assets.Commands;
 using Squidex.Infrastructure.Commands;
+using Squidex.Infrastructure.Tasks;
 using Squidex.Shared;
 using Squidex.Web;
 
@@ -51,17 +52,16 @@ namespace Squidex.Areas.Api.Controllers.Assets
         [ApiCosts(1)]
         public async Task<IActionResult> GetAssetFolders(string app, [FromQuery] Guid parentId)
         {
-            var assetFolders = assetQuery.QueryAssetFoldersAsync(Context, parentId);
-            var assetPath = assetQuery.FindAssetFolderAsync(parentId);
-
-            await Task.WhenAll(assetFolders, assetPath);
+            var (folders, path) = await AsyncHelper.WhenAll(
+                assetQuery.QueryAssetFoldersAsync(Context, parentId),
+                assetQuery.FindAssetFolderAsync(parentId));
 
             var response = Deferred.Response(() =>
             {
-                return AssetFoldersDto.FromAssets(assetFolders.Result, assetPath.Result, Resources);
+                return AssetFoldersDto.FromAssets(folders, path, Resources);
             });
 
-            Response.Headers[HeaderNames.ETag] = assetFolders.Result.ToEtag();
+            Response.Headers[HeaderNames.ETag] = folders.ToEtag();
 
             return Ok(response);
         }

backend/src/Squidex/Areas/Api/Controllers/Users/UserManagementController.cs

@@ -11,6 +11,7 @@ using Microsoft.AspNetCore.Mvc;
 using Squidex.Areas.Api.Controllers.Users.Models;
 using Squidex.Domain.Users;
 using Squidex.Infrastructure.Commands;
+using Squidex.Infrastructure.Tasks;
 using Squidex.Infrastructure.Validation;
 using Squidex.Shared;
 using Squidex.Web;
@@ -22,12 +23,14 @@ namespace Squidex.Areas.Api.Controllers.Users
     {
         private readonly UserManager<IdentityUser> userManager;
         private readonly IUserFactory userFactory;
+        private readonly IUserEvents userEvents;
 
-        public UserManagementController(ICommandBus commandBus, UserManager<IdentityUser> userManager, IUserFactory userFactory)
+        public UserManagementController(ICommandBus commandBus, UserManager<IdentityUser> userManager, IUserFactory userFactory, IUserEvents userEvents)
             : base(commandBus)
         {
             this.userManager = userManager;
             this.userFactory = userFactory;
+            this.userEvents = userEvents;
         }
 
         [HttpGet]
@@ -36,12 +39,11 @@ namespace Squidex.Areas.Api.Controllers.Users
         [ApiPermission(Permissions.AdminUsersRead)]
         public async Task<IActionResult> GetUsers([FromQuery] string? query = null, [FromQuery] int skip = 0, [FromQuery] int take = 10)
         {
-            var taskForItems = userManager.QueryByEmailAsync(query, take, skip);
-            var taskForCount = userManager.CountByEmailAsync(query);
+            var (items, total) = await AsyncHelper.WhenAll(
+                userManager.QueryByEmailAsync(query, take, skip),
+                userManager.CountByEmailAsync(query));
 
-            await Task.WhenAll(taskForItems, taskForCount);
-
-            var response = UsersDto.FromResults(taskForItems.Result, taskForCount.Result, Resources);
+            var response = UsersDto.FromResults(items, total, Resources);
 
             return Ok(response);
         }
@@ -72,6 +74,8 @@ namespace Squidex.Areas.Api.Controllers.Users
         {
             var user = await userManager.CreateAsync(userFactory, request.ToValues());
 
+            userEvents.OnUserRegistered(user);
+
             var response = UserDto.FromUser(user, Resources);
 
             return Ok(response);
@@ -85,6 +89,8 @@ namespace Squidex.Areas.Api.Controllers.Users
         {
             var user = await userManager.UpdateAsync(id, request.ToValues());
 
+            userEvents.OnUserUpdated(user);
+
             var response = UserDto.FromUser(user, Resources);
 
             return Ok(response);

backend/src/Squidex/Areas/IdentityServer/Config/IdentityServerExtensions.cs

@@ -17,6 +17,7 @@ using Squidex.Config;
 using Squidex.Domain.Users;
 using Squidex.Infrastructure.Log;
 using Squidex.Infrastructure.Security;
+using Squidex.Infrastructure.Tasks;
 using Squidex.Shared;
 
 namespace Squidex.Areas.IdentityServer.Config
@@ -46,7 +47,7 @@ namespace Squidex.Areas.IdentityServer.Config
                 var adminEmail = options.AdminEmail;
                 var adminPass = options.AdminPassword;
 
-                Task.Run(async () =>
+                AsyncHelper.Sync(async () =>
                 {
                     if (userManager.SupportsQueryableUsers && !userManager.Users.Any())
                     {
@@ -69,7 +70,7 @@ namespace Squidex.Areas.IdentityServer.Config
                                 .WriteProperty("status", "failed"));
                         }
                     }
-                }).Wait();
+                });
             }
 
             return services;

backend/src/Squidex/Areas/IdentityServer/Config/IdentityServerServices.cs

@@ -42,18 +42,21 @@ namespace Squidex.Areas.IdentityServer.Config
 
             services.AddIdentity<IdentityUser, IdentityRole>()
                 .AddDefaultTokenProviders();
+
             services.AddSingleton<IPasswordValidator<IdentityUser>,
                 PwnedPasswordValidator>();
+
             services.AddScoped<IUserClaimsPrincipalFactory<IdentityUser>,
                 UserClaimsPrincipalFactoryWithEmail>();
+
             services.AddSingleton<IClaimsTransformation,
                 ApiPermissionUnifier>();
+
             services.AddSingleton<IClientStore,
                 LazyClientStore>();
+
             services.AddSingleton<IResourceStore,
                 InMemoryResourcesStore>();
-            services.AddSingleton<IXmlRepository,
-                DefaultXmlRepository>();
 
             services.AddIdentityServer(options =>
                 {

backend/src/Squidex/Areas/IdentityServer/Controllers/Profile/ProfileController.cs

@@ -21,6 +21,7 @@ using Squidex.Domain.Users;
 using Squidex.Infrastructure;
 using Squidex.Infrastructure.Assets;
 using Squidex.Infrastructure.Reflection;
+using Squidex.Infrastructure.Tasks;
 using Squidex.Shared.Identity;
 using Squidex.Shared.Users;
 
@@ -232,11 +233,10 @@ namespace Squidex.Areas.IdentityServer.Controllers.Profile
                 throw new DomainException("Cannot find user.");
             }
 
-            var taskForProviders = signInManager.GetExternalProvidersAsync();
-            var taskForPassword = userManager.HasPasswordAsync(user.Identity);
-            var taskForLogins = userManager.GetLoginsAsync(user.Identity);
-
-            await Task.WhenAll(taskForProviders, taskForPassword, taskForLogins);
+            var (providers, hasPassword, logins) = await AsyncHelper.WhenAll(
+                signInManager.GetExternalProvidersAsync(),
+                userManager.HasPasswordAsync(user.Identity),
+                userManager.GetLoginsAsync(user.Identity));
 
             var result = new ProfileVM
             {
@@ -244,10 +244,10 @@ namespace Squidex.Areas.IdentityServer.Controllers.Profile
                 ClientSecret = user.ClientSecret()!,
                 Email = user.Email,
                 ErrorMessage = errorMessage,
-                ExternalLogins = taskForLogins.Result,
-                ExternalProviders = taskForProviders.Result,
+                ExternalLogins = logins,
+                ExternalProviders = providers,
                 DisplayName = user.DisplayName()!,
-                HasPassword = taskForPassword.Result,
+                HasPassword = hasPassword,
                 HasPasswordAuth = identityOptions.AllowPasswordAuth,
                 IsHidden = user.IsHidden(),
                 SuccessMessage = successMessage

backend/src/Squidex/Config/Authentication/AuthenticationServices.cs

@@ -6,10 +6,8 @@
 // ==========================================================================
 
 using Microsoft.AspNetCore.Authentication;
-using Microsoft.AspNetCore.DataProtection.Repositories;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
-using Squidex.Domain.Users;
 
 namespace Squidex.Config.Authentication
 {
@@ -19,9 +17,6 @@ namespace Squidex.Config.Authentication
         {
             var identityOptions = config.GetSection("identity").Get<MyIdentityOptions>();
 
-            services.AddSingletonAs<DefaultXmlRepository>()
-                .As<IXmlRepository>();
-
             services.AddAuthentication()
                 .AddSquidexCookies()
                 .AddSquidexExternalGithubAuthentication(identityOptions)

backend/src/Squidex/Config/Domain/StoreServices.cs

@@ -8,6 +8,7 @@
 using System;
 using System.Linq;
 using IdentityServer4.Stores;
+using Microsoft.AspNetCore.DataProtection.Repositories;
 using Microsoft.AspNetCore.Identity;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
@@ -102,6 +103,9 @@ namespace Squidex.Config.Domain
                     services.AddSingletonAs<MongoUserStore>()
                         .As<IUserStore<IdentityUser>>().As<IUserFactory>();
 
+                    services.AddSingletonAs<MongoXmlRepository>()
+                        .As<IXmlRepository>();
+
                     services.AddSingletonAs<MongoKeyStore>()
                         .As<ISigningCredentialStore>().As<IValidationKeysStore>();
 

backend/tests/Squidex.Domain.Apps.Entities.Tests/Assets/Queries/AssetQueryParserTests.cs

@@ -7,6 +7,8 @@
 
 using System;
 using System.Collections.Generic;
+using System.Threading.Tasks;
+using Esprima.Ast;
 using FakeItEasy;
 using Microsoft.Extensions.Options;
 using Squidex.Domain.Apps.Core.Tags;
@@ -35,100 +37,100 @@ namespace Squidex.Domain.Apps.Entities.Assets.Queries
         }
 
         [Fact]
-        public void Should_use_existing_query()
+        public async Task Should_use_existing_query()
         {
             var clrQuery = new ClrQuery();
 
-            var parsed = sut.ParseQuery(requestContext, Q.Empty.WithQuery(clrQuery));
+            var parsed = await sut.ParseQueryAsync(requestContext, Q.Empty.WithQuery(clrQuery));
 
             Assert.Same(parsed, clrQuery);
         }
 
         [Fact]
-        public void Should_throw_if_odata_query_is_invalid()
+        public async Task Should_throw_if_odata_query_is_invalid()
         {
             var query = Q.Empty.WithODataQuery("$filter=invalid");
 
-            Assert.Throws<ValidationException>(() => sut.ParseQuery(requestContext, query));
+            await Assert.ThrowsAsync<ValidationException>(() => sut.ParseQueryAsync(requestContext, query).AsTask());
         }
 
         [Fact]
-        public void Should_throw_if_json_query_is_invalid()
+        public async Task Should_throw_if_json_query_is_invalid()
         {
             var query = Q.Empty.WithJsonQuery("invalid");
 
-            Assert.Throws<ValidationException>(() => sut.ParseQuery(requestContext, query));
+            await Assert.ThrowsAsync<ValidationException>(() => sut.ParseQueryAsync(requestContext, query).AsTask());
         }
 
         [Fact]
-        public void Should_parse_odata_query()
+        public async Task Should_parse_odata_query()
         {
             var query = Q.Empty.WithODataQuery("$top=100&$orderby=fileName asc&$search=Hello World");
 
-            var parsed = sut.ParseQuery(requestContext, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, query);
 
             Assert.Equal("FullText: 'Hello World'; Take: 100; Sort: fileName Ascending", parsed.ToString());
         }
 
         [Fact]
-        public void Should_parse_odata_query_and_enrich_with_defaults()
+        public async Task Should_parse_odata_query_and_enrich_with_defaults()
         {
             var query = Q.Empty.WithODataQuery("$top=200&$filter=fileName eq 'ABC'");
 
-            var parsed = sut.ParseQuery(requestContext, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, query);
 
             Assert.Equal("Filter: fileName == 'ABC'; Take: 200; Sort: lastModified Descending", parsed.ToString());
         }
 
         [Fact]
-        public void Should_parse_json_query_and_enrich_with_defaults()
+        public async Task Should_parse_json_query_and_enrich_with_defaults()
         {
             var query = Q.Empty.WithJsonQuery(Json("{ 'filter': { 'path': 'fileName', 'op': 'eq', 'value': 'ABC' } }"));
 
-            var parsed = sut.ParseQuery(requestContext, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, query);
 
             Assert.Equal("Filter: fileName == 'ABC'; Take: 30; Sort: lastModified Descending", parsed.ToString());
         }
 
         [Fact]
-        public void Should_parse_json_full_text_query_and_enrich_with_defaults()
+        public async Task Should_parse_json_full_text_query_and_enrich_with_defaults()
         {
             var query = Q.Empty.WithJsonQuery(Json("{ 'fullText': 'Hello' }"));
 
-            var parsed = sut.ParseQuery(requestContext, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, query);
 
             Assert.Equal("FullText: 'Hello'; Take: 30; Sort: lastModified Descending", parsed.ToString());
         }
 
         [Fact]
-        public void Should_apply_default_page_size()
+        public async Task Should_apply_default_page_size()
         {
             var query = Q.Empty;
 
-            var parsed = sut.ParseQuery(requestContext, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, query);
 
             Assert.Equal("Take: 30; Sort: lastModified Descending", parsed.ToString());
         }
 
         [Fact]
-        public void Should_limit_number_of_assets()
+        public async Task Should_limit_number_of_assets()
         {
             var query = Q.Empty.WithODataQuery("$top=300&$skip=20");
 
-            var parsed = sut.ParseQuery(requestContext, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, query);
 
             Assert.Equal("Skip: 20; Take: 200; Sort: lastModified Descending", parsed.ToString());
         }
 
         [Fact]
-        public void Should_denormalize_tags()
+        public async Task Should_denormalize_tags()
         {
             A.CallTo(() => tagService.GetTagIdsAsync(appId.Id, TagGroups.Assets, A<HashSet<string>>.That.Contains("name1")))
                 .Returns(new Dictionary<string, string> { ["name1"] = "id1" });
 
             var query = Q.Empty.WithODataQuery("$filter=tags eq 'name1'");
 
-            var parsed = sut.ParseQuery(requestContext, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, query);
 
             Assert.Equal("Filter: tags == 'id1'; Take: 30; Sort: lastModified Descending", parsed.ToString());
         }

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

@@ -32,7 +32,7 @@ namespace Squidex.Domain.Apps.Entities.Assets.Queries
         {
             requestContext = new Context(Mocks.FrontendUser(), Mocks.App(appId));
 
-            A.CallTo(() => queryParser.ParseQuery(requestContext, A<Q>._))
+            A.CallTo(() => queryParser.ParseQueryAsync(requestContext, A<Q>._))
                 .Returns(new ClrQuery());
 
             sut = new AssetQueryService(assetEnricher, assetRepository, assetFolderRepository, queryParser);

backend/tests/Squidex.Domain.Apps.Entities.Tests/Assets/Queries/FilterTagTransformerTests.cs

@@ -7,6 +7,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Threading.Tasks;
 using FakeItEasy;
 using Squidex.Domain.Apps.Core.Tags;
 using Squidex.Infrastructure.Queries;
@@ -20,37 +21,37 @@ namespace Squidex.Domain.Apps.Entities.Assets.Queries
         private readonly Guid appId = Guid.NewGuid();
 
         [Fact]
-        public void Should_normalize_tags()
+        public async Task Should_normalize_tags()
         {
             A.CallTo(() => tagService.GetTagIdsAsync(appId, TagGroups.Assets, A<HashSet<string>>.That.Contains("name1")))
                 .Returns(new Dictionary<string, string> { ["name1"] = "id1" });
 
             var source = ClrFilter.Eq("tags", "name1");
 
-            var result = FilterTagTransformer.Transform(source, appId, tagService);
+            var result = await FilterTagTransformer.TransformAsync(source, appId, tagService);
 
             Assert.Equal("tags == 'id1'", result!.ToString());
         }
 
         [Fact]
-        public void Should_not_fail_when_tags_not_found()
+        public async Task Should_not_fail_when_tags_not_found()
         {
             A.CallTo(() => tagService.GetTagIdsAsync(appId, TagGroups.Assets, A<HashSet<string>>.That.Contains("name1")))
                 .Returns(new Dictionary<string, string>());
 
             var source = ClrFilter.Eq("tags", "name1");
 
-            var result = FilterTagTransformer.Transform(source, appId, tagService);
+            var result = await FilterTagTransformer.TransformAsync(source, appId, tagService);
 
             Assert.Equal("tags == 'name1'", result!.ToString());
         }
 
         [Fact]
-        public void Should_not_normalize_other_field()
+        public async Task Should_not_normalize_other_field()
         {
             var source = ClrFilter.Eq("other", "value");
 
-            var result = FilterTagTransformer.Transform(source, appId, tagService);
+            var result = await FilterTagTransformer.TransformAsync(source, appId, tagService);
 
             Assert.Equal("other == 'value'", result!.ToString());
 

backend/tests/Squidex.Domain.Apps.Entities.Tests/Contents/MongoDb/MongoDbQueryTests.cs

@@ -27,6 +27,9 @@ using Xunit;
 using ClrFilter = Squidex.Infrastructure.Queries.ClrFilter;
 using SortBuilder = Squidex.Infrastructure.Queries.SortBuilder;
 
+#pragma warning disable SA1300 // Element should begin with upper-case letter
+#pragma warning disable IDE1006 // Naming Styles
+
 namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
 {
     public class MongoDbQueryTests
@@ -79,7 +82,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_throw_exception_for_invalid_field()
         {
-            Assert.Throws<NotSupportedException>(() => F(ClrFilter.Eq("data/invalid/iv", "Me")));
+            Assert.Throws<NotSupportedException>(() => _F(ClrFilter.Eq("data/invalid/iv", "Me")));
         }
 
         [Fact]
@@ -87,8 +90,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         {
             var id = Guid.NewGuid();
 
-            var i = F(ClrFilter.Eq("id", id));
-            var o = C($"{{ '_id' : '{id}' }}");
+            var i = _F(ClrFilter.Eq("id", id));
+            var o = _C($"{{ '_id' : '{id}' }}");
 
             Assert.Equal(o, i);
         }
@@ -98,8 +101,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         {
             var id = Guid.NewGuid().ToString();
 
-            var i = F(ClrFilter.Eq("id", id));
-            var o = C($"{{ '_id' : '{id}' }}");
+            var i = _F(ClrFilter.Eq("id", id));
+            var o = _C($"{{ '_id' : '{id}' }}");
 
             Assert.Equal(o, i);
         }
@@ -109,8 +112,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         {
             var id = Guid.NewGuid();
 
-            var i = F(ClrFilter.In("id", new List<Guid> { id }));
-            var o = C($"{{ '_id' : {{ '$in' : ['{id}'] }} }}");
+            var i = _F(ClrFilter.In("id", new List<Guid> { id }));
+            var o = _C($"{{ '_id' : {{ '$in' : ['{id}'] }} }}");
 
             Assert.Equal(o, i);
         }
@@ -120,8 +123,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         {
             var id = Guid.NewGuid().ToString();
 
-            var i = F(ClrFilter.In("id", new List<string> { id }));
-            var o = C($"{{ '_id' : {{ '$in' : ['{id}'] }} }}");
+            var i = _F(ClrFilter.In("id", new List<string> { id }));
+            var o = _C($"{{ '_id' : {{ '$in' : ['{id}'] }} }}");
 
             Assert.Equal(o, i);
         }
@@ -129,8 +132,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_query_with_lastModified()
         {
-            var i = F(ClrFilter.Eq("lastModified", InstantPattern.General.Parse("1988-01-19T12:00:00Z").Value));
-            var o = C("{ 'mt' : ISODate('1988-01-19T12:00:00Z') }");
+            var i = _F(ClrFilter.Eq("lastModified", InstantPattern.General.Parse("1988-01-19T12:00:00Z").Value));
+            var o = _C("{ 'mt' : ISODate('1988-01-19T12:00:00Z') }");
 
             Assert.Equal(o, i);
         }
@@ -138,8 +141,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_query_with_lastModifiedBy()
         {
-            var i = F(ClrFilter.Eq("lastModifiedBy", "Me"));
-            var o = C("{ 'mb' : 'Me' }");
+            var i = _F(ClrFilter.Eq("lastModifiedBy", "Me"));
+            var o = _C("{ 'mb' : 'Me' }");
 
             Assert.Equal(o, i);
         }
@@ -147,8 +150,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_query_with_created()
         {
-            var i = F(ClrFilter.Eq("created", InstantPattern.General.Parse("1988-01-19T12:00:00Z").Value));
-            var o = C("{ 'ct' : ISODate('1988-01-19T12:00:00Z') }");
+            var i = _F(ClrFilter.Eq("created", InstantPattern.General.Parse("1988-01-19T12:00:00Z").Value));
+            var o = _C("{ 'ct' : ISODate('1988-01-19T12:00:00Z') }");
 
             Assert.Equal(o, i);
         }
@@ -156,8 +159,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_query_with_createdBy()
         {
-            var i = F(ClrFilter.Eq("createdBy", "Me"));
-            var o = C("{ 'cb' : 'Me' }");
+            var i = _F(ClrFilter.Eq("createdBy", "Me"));
+            var o = _C("{ 'cb' : 'Me' }");
 
             Assert.Equal(o, i);
         }
@@ -165,8 +168,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_query_with_version()
         {
-            var i = F(ClrFilter.Eq("version", 0L));
-            var o = C("{ 'vs' : NumberLong(0) }");
+            var i = _F(ClrFilter.Eq("version", 0L));
+            var o = _C("{ 'vs' : NumberLong(0) }");
 
             Assert.Equal(o, i);
         }
@@ -174,8 +177,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_query_with_version_and_list()
         {
-            var i = F(ClrFilter.In("version", new List<long> { 0L, 2L, 5L }));
-            var o = C("{ 'vs' : { '$in' : [NumberLong(0), NumberLong(2), NumberLong(5)] } }");
+            var i = _F(ClrFilter.In("version", new List<long> { 0L, 2L, 5L }));
+            var o = _C("{ 'vs' : { '$in' : [NumberLong(0), NumberLong(2), NumberLong(5)] } }");
 
             Assert.Equal(o, i);
         }
@@ -183,8 +186,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_query_with_empty_test()
         {
-            var i = F(ClrFilter.Empty("data/firstName/iv"));
-            var o = C("{ '$or' : [{ 'do.1.iv' : { '$exists' : false } }, { 'do.1.iv' : null }, { 'do.1.iv' : '' }, { 'do.1.iv' : [] }] }");
+            var i = _F(ClrFilter.Empty("data/firstName/iv"));
+            var o = _C("{ '$or' : [{ 'do.1.iv' : { '$exists' : false } }, { 'do.1.iv' : null }, { 'do.1.iv' : '' }, { 'do.1.iv' : [] }] }");
 
             Assert.Equal(o, i);
         }
@@ -192,8 +195,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_query_with_datetime_data()
         {
-            var i = F(ClrFilter.Eq("data/birthday/iv", InstantPattern.General.Parse("1988-01-19T12:00:00Z").Value));
-            var o = C("{ 'do.5.iv' : '1988-01-19T12:00:00Z' }");
+            var i = _F(ClrFilter.Eq("data/birthday/iv", InstantPattern.General.Parse("1988-01-19T12:00:00Z").Value));
+            var o = _C("{ 'do.5.iv' : '1988-01-19T12:00:00Z' }");
 
             Assert.Equal(o, i);
         }
@@ -201,8 +204,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_query_with_underscore_field()
         {
-            var i = F(ClrFilter.Eq("data/dashed_field/iv", "Value"));
-            var o = C("{ 'do.8.iv' : 'Value' }");
+            var i = _F(ClrFilter.Eq("data/dashed_field/iv", "Value"));
+            var o = _C("{ 'do.8.iv' : 'Value' }");
 
             Assert.Equal(o, i);
         }
@@ -210,8 +213,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_query_with_references_equals()
         {
-            var i = F(ClrFilter.Eq("data/friends/iv", "guid"));
-            var o = C("{ 'do.7.iv' : 'guid' }");
+            var i = _F(ClrFilter.Eq("data/friends/iv", "guid"));
+            var o = _C("{ 'do.7.iv' : 'guid' }");
 
             Assert.Equal(o, i);
         }
@@ -219,8 +222,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_query_with_array_field()
         {
-            var i = F(ClrFilter.Eq("data/hobbies/iv/name", "PC"));
-            var o = C("{ 'do.9.iv.91' : 'PC' }");
+            var i = _F(ClrFilter.Eq("data/hobbies/iv/name", "PC"));
+            var o = _C("{ 'do.9.iv.91' : 'PC' }");
 
             Assert.Equal(o, i);
         }
@@ -228,8 +231,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_query_with_assets_equals()
         {
-            var i = F(ClrFilter.Eq("data/pictures/iv", "guid"));
-            var o = C("{ 'do.6.iv' : 'guid' }");
+            var i = _F(ClrFilter.Eq("data/pictures/iv", "guid"));
+            var o = _C("{ 'do.6.iv' : 'guid' }");
 
             Assert.Equal(o, i);
         }
@@ -237,8 +240,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_query_with_full_text()
         {
-            var i = Q(new ClrQuery { FullText = "Hello my World" });
-            var o = C("{ '$text' : { '$search' : 'Hello my World' } }");
+            var i = _Q(new ClrQuery { FullText = "Hello my World" });
+            var o = _C("{ '$text' : { '$search' : 'Hello my World' } }");
 
             Assert.Equal(o, i);
         }
@@ -246,8 +249,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_orderby_with_single_field()
         {
-            var i = S(SortBuilder.Descending("data/age/iv"));
-            var o = C("{ 'do.4.iv' : -1 }");
+            var i = _S(SortBuilder.Descending("data/age/iv"));
+            var o = _C("{ 'do.4.iv' : -1 }");
 
             Assert.Equal(o, i);
         }
@@ -255,8 +258,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
         [Fact]
         public void Should_make_orderby_with_multiple_fields()
         {
-            var i = S(SortBuilder.Ascending("data/age/iv"), SortBuilder.Descending("data/firstName/en"));
-            var o = C("{ 'do.4.iv' : 1, 'do.1.en' : -1 }");
+            var i = _S(SortBuilder.Ascending("data/age/iv"), SortBuilder.Descending("data/firstName/en"));
+            var o = _C("{ 'do.4.iv' : 1, 'do.1.en' : -1 }");
 
             Assert.Equal(o, i);
         }
@@ -285,17 +288,17 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
                 .MustHaveHappened();
         }
 
-        private static string C(string value)
+        private static string _C(string value)
         {
             return value.Replace('\'', '"');
         }
 
-        private string F(FilterNode<ClrValue> filter)
+        private string _F(FilterNode<ClrValue> filter)
         {
-            return Q(new ClrQuery { Filter = filter });
+            return _Q(new ClrQuery { Filter = filter });
         }
 
-        private string S(params SortNode[] sorts)
+        private string _S(params SortNode[] sorts)
         {
             var cursor = A.Fake<IFindFluent<MongoContentEntity, MongoContentEntity>>();
 
@@ -312,7 +315,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.MongoDb
             return i;
         }
 
-        private string Q(ClrQuery query)
+        private string _Q(ClrQuery query)
         {
             var rendered =
                 query.AdjustToModel(schemaDef).BuildFilter<MongoContentEntity>().Filter!

backend/tests/Squidex.Domain.Apps.Entities.Tests/Contents/Queries/ContentQueryParserTests.cs

@@ -6,6 +6,9 @@
 // ==========================================================================
 
 using System;
+using System.Threading.Tasks;
+using Esprima.Ast;
+using FakeItEasy;
 using Microsoft.Extensions.Caching.Memory;
 using Microsoft.Extensions.Options;
 using Squidex.Domain.Apps.Core;
@@ -46,63 +49,63 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
         }
 
         [Fact]
-        public void Should_use_existing_query()
+        public async Task Should_use_existing_query()
         {
             var clrQuery = new ClrQuery();
 
-            var parsed = sut.ParseQuery(requestContext, schema, Q.Empty.WithQuery(clrQuery));
+            var parsed = await sut.ParseQueryAsync(requestContext, schema, Q.Empty.WithQuery(clrQuery));
 
             Assert.Same(parsed, clrQuery);
         }
 
         [Fact]
-        public void Should_throw_if_odata_query_is_invalid()
+        public async Task Should_throw_if_odata_query_is_invalid()
         {
             var query = Q.Empty.WithODataQuery("$filter=invalid");
 
-            Assert.Throws<ValidationException>(() => sut.ParseQuery(requestContext, schema, query));
+            await Assert.ThrowsAsync<ValidationException>(() => sut.ParseQueryAsync(requestContext, schema, query).AsTask());
         }
 
         [Fact]
-        public void Should_throw_if_json_query_is_invalid()
+        public async Task Should_throw_if_json_query_is_invalid()
         {
             var query = Q.Empty.WithJsonQuery("invalid");
 
-            Assert.Throws<ValidationException>(() => sut.ParseQuery(requestContext, schema, query));
+            await Assert.ThrowsAsync<ValidationException>(() => sut.ParseQueryAsync(requestContext, schema, query).AsTask());
         }
 
         [Fact]
-        public void Should_parse_odata_query()
+        public async Task Should_parse_odata_query()
         {
             var query = Q.Empty.WithODataQuery("$top=100&$orderby=data/firstName/iv asc&$search=Hello World");
 
-            var parsed = sut.ParseQuery(requestContext, schema, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, schema, query);
 
             Assert.Equal("FullText: 'Hello World'; Take: 100; Sort: data.firstName.iv Ascending", parsed.ToString());
         }
 
         [Fact]
-        public void Should_parse_odata_query_and_enrich_with_defaults()
+        public async Task Should_parse_odata_query_and_enrich_with_defaults()
         {
             var query = Q.Empty.WithODataQuery("$top=200&$filter=data/firstName/iv eq 'ABC'");
 
-            var parsed = sut.ParseQuery(requestContext, schema, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, schema, query);
 
             Assert.Equal("Filter: data.firstName.iv == 'ABC'; Take: 200; Sort: lastModified Descending", parsed.ToString());
         }
 
         [Fact]
-        public void Should_parse_json_query_and_enrich_with_defaults()
+        public async Task Should_parse_json_query_and_enrich_with_defaults()
         {
             var query = Q.Empty.WithJsonQuery(Json("{ 'filter': { 'path': 'data.firstName.iv', 'op': 'eq', 'value': 'ABC' } }"));
 
-            var parsed = sut.ParseQuery(requestContext, schema, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, schema, query);
 
             Assert.Equal("Filter: data.firstName.iv == 'ABC'; Take: 30; Sort: lastModified Descending", parsed.ToString());
         }
 
         [Fact]
-        public void Should_convert_json_query_and_enrich_with_defaults()
+        public async Task Should_convert_json_query_and_enrich_with_defaults()
         {
             var query = Q.Empty.WithJsonQuery(
                 new Query<IJsonValue>
@@ -110,23 +113,23 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
                     Filter = new CompareFilter<IJsonValue>("data.firstName.iv", CompareOperator.Equals, JsonValue.Create("ABC"))
                 });
 
-            var parsed = sut.ParseQuery(requestContext, schema, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, schema, query);
 
             Assert.Equal("Filter: data.firstName.iv == 'ABC'; Take: 30; Sort: lastModified Descending", parsed.ToString());
         }
 
         [Fact]
-        public void Should_parse_json_full_text_query_and_enrich_with_defaults()
+        public async Task Should_parse_json_full_text_query_and_enrich_with_defaults()
         {
             var query = Q.Empty.WithJsonQuery(Json("{ 'fullText': 'Hello' }"));
 
-            var parsed = sut.ParseQuery(requestContext, schema, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, schema, query);
 
             Assert.Equal("FullText: 'Hello'; Take: 30; Sort: lastModified Descending", parsed.ToString());
         }
 
         [Fact]
-        public void Should_convert_json_full_text_query_and_enrich_with_defaults()
+        public async Task Should_convert_json_full_text_query_and_enrich_with_defaults()
         {
             var query = Q.Empty.WithJsonQuery(
                 new Query<IJsonValue>
@@ -134,27 +137,27 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
                     FullText = "Hello"
                 });
 
-            var parsed = sut.ParseQuery(requestContext, schema, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, schema, query);
 
             Assert.Equal("FullText: 'Hello'; Take: 30; Sort: lastModified Descending", parsed.ToString());
         }
 
         [Fact]
-        public void Should_apply_default_page_size()
+        public async Task Should_apply_default_page_size()
         {
             var query = Q.Empty;
 
-            var parsed = sut.ParseQuery(requestContext, schema, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, schema, query);
 
             Assert.Equal("Take: 30; Sort: lastModified Descending", parsed.ToString());
         }
 
         [Fact]
-        public void Should_limit_number_of_contents()
+        public async Task Should_limit_number_of_contents()
         {
             var query = Q.Empty.WithODataQuery("$top=300&$skip=20");
 
-            var parsed = sut.ParseQuery(requestContext, schema, query);
+            var parsed = await sut.ParseQueryAsync(requestContext, schema, query);
 
             Assert.Equal("Skip: 20; Take: 200; Sort: lastModified Descending", parsed.ToString());
         }

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

@@ -56,7 +56,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
             A.CallTo(() => appProvider.GetSchemaAsync(appId.Id, schemaId.Name))
                 .Returns(schema);
 
-            A.CallTo(() => queryParser.ParseQuery(A<Context>._, schema, A<Q>._))
+            A.CallTo(() => queryParser.ParseQueryAsync(A<Context>._, schema, A<Q>._))
                 .Returns(new ClrQuery());
 
             sut = new ContentQueryService(

backend/tests/Squidex.Domain.Apps.Entities.Tests/Contents/Queries/FilterTagTransformerTests.cs

@@ -45,7 +45,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
 
             var source = ClrFilter.Eq("data.tags2.iv", "name1");
 
-            var result = FilterTagTransformer.Transform(source, appId.Id, schema, tagService);
+            var result = FilterTagTransformer.TransformAsync(source, appId.Id, schema, tagService);
 
             Assert.Equal("data.tags2.iv == 'id1'", result!.ToString());
         }
@@ -58,7 +58,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
 
             var source = ClrFilter.Eq("data.tags2.iv", "name1");
 
-            var result = FilterTagTransformer.Transform(source, appId.Id, schema, tagService);
+            var result = FilterTagTransformer.TransformAsync(source, appId.Id, schema, tagService);
 
             Assert.Equal("data.tags2.iv == 'name1'", result!.ToString());
         }
@@ -68,7 +68,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
         {
             var source = ClrFilter.Eq("data.tags1.iv", "value");
 
-            var result = FilterTagTransformer.Transform(source, appId.Id, schema, tagService);
+            var result = FilterTagTransformer.TransformAsync(source, appId.Id, schema, tagService);
 
             Assert.Equal("data.tags1.iv == 'value'", result!.ToString());
 
@@ -81,7 +81,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
         {
             var source = ClrFilter.Eq("data.string.iv", "value");
 
-            var result = FilterTagTransformer.Transform(source, appId.Id, schema, tagService);
+            var result = FilterTagTransformer.TransformAsync(source, appId.Id, schema, tagService);
 
             Assert.Equal("data.string.iv == 'value'", result!.ToString());
 
@@ -94,7 +94,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
         {
             var source = ClrFilter.Eq("no.data", "value");
 
-            var result = FilterTagTransformer.Transform(source, appId.Id, schema, tagService);
+            var result = FilterTagTransformer.TransformAsync(source, appId.Id, schema, tagService);
 
             Assert.Equal("no.data == 'value'", result!.ToString());
 

backend/tests/Squidex.Domain.Users.Tests/DefaultXmlRepositoryTests.cs

@@ -1,57 +0,0 @@
-// ==========================================================================
-//  Squidex Headless CMS
-// ==========================================================================
-//  Copyright (c) Squidex UG (haftungsbeschraenkt)
-//  All rights reserved. Licensed under the MIT license.
-// ==========================================================================
-
-using System;
-using System.Linq;
-using System.Threading;
-using System.Threading.Tasks;
-using System.Xml.Linq;
-using FakeItEasy;
-using Squidex.Infrastructure;
-using Squidex.Infrastructure.States;
-using Xunit;
-
-namespace Squidex.Domain.Users
-{
-    public class DefaultXmlRepositoryTests
-    {
-        private readonly ISnapshotStore<DefaultXmlRepository.State, string> store = A.Fake<ISnapshotStore<DefaultXmlRepository.State, string>>();
-        private readonly DefaultXmlRepository sut;
-
-        public DefaultXmlRepositoryTests()
-        {
-            sut = new DefaultXmlRepository(store);
-        }
-
-        [Fact]
-        public void Should_write_new_item_to_store_with_friendly_name()
-        {
-            sut.StoreElement(new XElement("a"), "friendly-name");
-
-            A.CallTo(() => store.WriteAsync("friendly-name", A<DefaultXmlRepository.State>.That.Matches(x => x.Xml == "<a />"), EtagVersion.Any, EtagVersion.Any))
-                .MustHaveHappened();
-        }
-
-        [Fact]
-        public void Should_return_items_from_store()
-        {
-            A.CallTo(() => store.ReadAllAsync(A<Func<DefaultXmlRepository.State, long, Task>>._, A<CancellationToken>._))
-                .Invokes((Func<DefaultXmlRepository.State, long, Task> callback, CancellationToken ct) =>
-                {
-                    callback(new DefaultXmlRepository.State { Xml = "<a />" }, EtagVersion.Any);
-                    callback(new DefaultXmlRepository.State { Xml = "<b />" }, EtagVersion.Any);
-                    callback(new DefaultXmlRepository.State { Xml = "<c />" }, EtagVersion.Any);
-                });
-
-            var result = sut.GetAllElements().ToList();
-
-            Assert.Equal("<a />", result[0].ToString());
-            Assert.Equal("<b />", result[1].ToString());
-            Assert.Equal("<c />", result[2].ToString());
-        }
-    }
-}

backend/tests/Squidex.Infrastructure.Tests/Queries/QueryODataConversionTests.cs

@@ -9,6 +9,9 @@ using Microsoft.OData.Edm;
 using Squidex.Infrastructure.Queries.OData;
 using Xunit;
 
+#pragma warning disable SA1300 // Element should begin with upper-case letter
+#pragma warning disable IDE1006 // Naming Styles
+
 namespace Squidex.Infrastructure.Queries
 {
     public class QueryODataConversionTests
@@ -65,8 +68,8 @@ namespace Squidex.Infrastructure.Queries
         [InlineData("properties/nested/dateime")]
         public void Should_parse_filter_when_type_is_datetime(string field)
         {
-            var i = Q($"$filter={field} eq 1988-01-19T12:00:00Z");
-            var o = C($"Filter: {field} == 1988-01-19T12:00:00Z");
+            var i = _Q($"$filter={field} eq 1988-01-19T12:00:00Z");
+            var o = _C($"Filter: {field} == 1988-01-19T12:00:00Z");
 
             Assert.Equal(o, i);
         }
@@ -74,8 +77,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_when_type_is_datetime_list()
         {
-            var i = Q("$filter=created in ('1988-01-19T12:00:00Z')");
-            var o = C("Filter: created in [1988-01-19T12:00:00Z]");
+            var i = _Q("$filter=created in ('1988-01-19T12:00:00Z')");
+            var o = _C("Filter: created in [1988-01-19T12:00:00Z]");
 
             Assert.Equal(o, i);
         }
@@ -83,8 +86,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_when_type_is_datetime_and_and_value_is_date()
         {
-            var i = Q("$filter=created eq 1988-01-19");
-            var o = C("Filter: created == 1988-01-19T00:00:00Z");
+            var i = _Q("$filter=created eq 1988-01-19");
+            var o = _C("Filter: created == 1988-01-19T00:00:00Z");
 
             Assert.Equal(o, i);
         }
@@ -96,8 +99,8 @@ namespace Squidex.Infrastructure.Queries
         [InlineData("properties/nested/date")]
         public void Should_parse_filter_when_type_is_date(string field)
         {
-            var i = Q($"$filter={field} eq 1988-01-19");
-            var o = C($"Filter: {field} == 1988-01-19T00:00:00Z");
+            var i = _Q($"$filter={field} eq 1988-01-19");
+            var o = _C($"Filter: {field} == 1988-01-19T00:00:00Z");
 
             Assert.Equal(o, i);
         }
@@ -105,8 +108,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_when_type_is_date_list()
         {
-            var i = Q("$filter=birthday in ('1988-01-19')");
-            var o = C("Filter: birthday in [1988-01-19T00:00:00Z]");
+            var i = _Q("$filter=birthday in ('1988-01-19')");
+            var o = _C("Filter: birthday in [1988-01-19T00:00:00Z]");
 
             Assert.Equal(o, i);
         }
@@ -118,8 +121,8 @@ namespace Squidex.Infrastructure.Queries
         [InlineData("properties/nested/guid")]
         public void Should_parse_filter_when_type_is_guid(string field)
         {
-            var i = Q($"$filter={field} eq B5FE25E3-B262-4B17-91EF-B3772A6B62BB");
-            var o = C($"Filter: {field} == b5fe25e3-b262-4b17-91ef-b3772a6b62bb");
+            var i = _Q($"$filter={field} eq B5FE25E3-B262-4B17-91EF-B3772A6B62BB");
+            var o = _C($"Filter: {field} == b5fe25e3-b262-4b17-91ef-b3772a6b62bb");
 
             Assert.Equal(o, i);
         }
@@ -127,8 +130,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_when_type_is_guid_list()
         {
-            var i = Q("$filter=id in ('B5FE25E3-B262-4B17-91EF-B3772A6B62BB')");
-            var o = C("Filter: id in [b5fe25e3-b262-4b17-91ef-b3772a6b62bb]");
+            var i = _Q("$filter=id in ('B5FE25E3-B262-4B17-91EF-B3772A6B62BB')");
+            var o = _C("Filter: id in [b5fe25e3-b262-4b17-91ef-b3772a6b62bb]");
 
             Assert.Equal(o, i);
         }
@@ -136,8 +139,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_when_type_is_null()
         {
-            var i = Q("$filter=firstName eq null");
-            var o = C("Filter: firstName == null");
+            var i = _Q("$filter=firstName eq null");
+            var o = _C("Filter: firstName == null");
 
             Assert.Equal(o, i);
         }
@@ -149,8 +152,8 @@ namespace Squidex.Infrastructure.Queries
         [InlineData("properties/nested/string")]
         public void Should_parse_filter_when_type_is_string(string field)
         {
-            var i = Q($"$filter={field} eq 'Dagobert'");
-            var o = C($"Filter: {field} == 'Dagobert'");
+            var i = _Q($"$filter={field} eq 'Dagobert'");
+            var o = _C($"Filter: {field} == 'Dagobert'");
 
             Assert.Equal(o, i);
         }
@@ -158,8 +161,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_when_type_is_string_list()
         {
-            var i = Q("$filter=firstName in ('Dagobert')");
-            var o = C("Filter: firstName in ['Dagobert']");
+            var i = _Q("$filter=firstName in ('Dagobert')");
+            var o = _C("Filter: firstName in ['Dagobert']");
 
             Assert.Equal(o, i);
         }
@@ -171,8 +174,8 @@ namespace Squidex.Infrastructure.Queries
         [InlineData("properties/nested/boolean")]
         public void Should_parse_filter_when_type_is_boolean(string field)
         {
-            var i = Q($"$filter={field} eq true");
-            var o = C($"Filter: {field} == True");
+            var i = _Q($"$filter={field} eq true");
+            var o = _C($"Filter: {field} == True");
 
             Assert.Equal(o, i);
         }
@@ -180,8 +183,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_when_type_is_boolean_list()
         {
-            var i = Q("$filter=isComicFigure in (true)");
-            var o = C("Filter: isComicFigure in [True]");
+            var i = _Q("$filter=isComicFigure in (true)");
+            var o = _C("Filter: isComicFigure in [True]");
 
             Assert.Equal(o, i);
         }
@@ -193,8 +196,8 @@ namespace Squidex.Infrastructure.Queries
         [InlineData("properties/nested/int")]
         public void Should_parse_filter_when_type_is_int32(string field)
         {
-            var i = Q($"$filter={field} eq 60");
-            var o = C($"Filter: {field} == 60");
+            var i = _Q($"$filter={field} eq 60");
+            var o = _C($"Filter: {field} == 60");
 
             Assert.Equal(o, i);
         }
@@ -202,8 +205,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_when_type_is_int32_list()
         {
-            var i = Q("$filter=age in (60)");
-            var o = C("Filter: age in [60]");
+            var i = _Q("$filter=age in (60)");
+            var o = _C("Filter: age in [60]");
 
             Assert.Equal(o, i);
         }
@@ -215,8 +218,8 @@ namespace Squidex.Infrastructure.Queries
         [InlineData("properties/nested/long")]
         public void Should_parse_filter_when_type_is_int64(string field)
         {
-            var i = Q($"$filter={field} eq 31543143513456789");
-            var o = C($"Filter: {field} == 31543143513456789");
+            var i = _Q($"$filter={field} eq 31543143513456789");
+            var o = _C($"Filter: {field} == 31543143513456789");
 
             Assert.Equal(o, i);
         }
@@ -224,8 +227,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_when_type_is_int64_list()
         {
-            var i = Q("$filter=incomeCents in (31543143513456789)");
-            var o = C("Filter: incomeCents in [31543143513456789]");
+            var i = _Q("$filter=incomeCents in (31543143513456789)");
+            var o = _C("Filter: incomeCents in [31543143513456789]");
 
             Assert.Equal(o, i);
         }
@@ -237,8 +240,8 @@ namespace Squidex.Infrastructure.Queries
         [InlineData("properties/nested/double")]
         public void Should_parse_filter_when_type_is_double(string field)
         {
-            var i = Q($"$filter={field} eq 5634474356.1233");
-            var o = C($"Filter: {field} == 5634474356.1233");
+            var i = _Q($"$filter={field} eq 5634474356.1233");
+            var o = _C($"Filter: {field} == 5634474356.1233");
 
             Assert.Equal(o, i);
         }
@@ -246,8 +249,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_when_type_is_double_list()
         {
-            var i = Q("$filter=incomeMio in (5634474356.1233)");
-            var o = C("Filter: incomeMio in [5634474356.1233]");
+            var i = _Q("$filter=incomeMio in (5634474356.1233)");
+            var o = _C("Filter: incomeMio in [5634474356.1233]");
 
             Assert.Equal(o, i);
         }
@@ -255,8 +258,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_negation()
         {
-            var i = Q("$filter=not endswith(lastName, 'Duck')");
-            var o = C("Filter: !(endsWith(lastName, 'Duck'))");
+            var i = _Q("$filter=not endswith(lastName, 'Duck')");
+            var o = _C("Filter: !(endsWith(lastName, 'Duck'))");
 
             Assert.Equal(o, i);
         }
@@ -264,8 +267,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_startswith()
         {
-            var i = Q("$filter=startswith(lastName, 'Duck')");
-            var o = C("Filter: startsWith(lastName, 'Duck')");
+            var i = _Q("$filter=startswith(lastName, 'Duck')");
+            var o = _C("Filter: startsWith(lastName, 'Duck')");
 
             Assert.Equal(o, i);
         }
@@ -273,8 +276,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_endswith()
         {
-            var i = Q("$filter=endswith(lastName, 'Duck')");
-            var o = C("Filter: endsWith(lastName, 'Duck')");
+            var i = _Q("$filter=endswith(lastName, 'Duck')");
+            var o = _C("Filter: endsWith(lastName, 'Duck')");
 
             Assert.Equal(o, i);
         }
@@ -282,8 +285,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_empty()
         {
-            var i = Q("$filter=empty(lastName)");
-            var o = C("Filter: empty(lastName)");
+            var i = _Q("$filter=empty(lastName)");
+            var o = _C("Filter: empty(lastName)");
 
             Assert.Equal(o, i);
         }
@@ -291,8 +294,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_empty_to_true()
         {
-            var i = Q("$filter=empty(lastName) eq true");
-            var o = C("Filter: empty(lastName)");
+            var i = _Q("$filter=empty(lastName) eq true");
+            var o = _C("Filter: empty(lastName)");
 
             Assert.Equal(o, i);
         }
@@ -300,8 +303,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_contains()
         {
-            var i = Q("$filter=contains(lastName, 'Duck')");
-            var o = C("Filter: contains(lastName, 'Duck')");
+            var i = _Q("$filter=contains(lastName, 'Duck')");
+            var o = _C("Filter: contains(lastName, 'Duck')");
 
             Assert.Equal(o, i);
         }
@@ -309,8 +312,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_contains_to_true()
         {
-            var i = Q("$filter=contains(lastName, 'Duck') eq true");
-            var o = C("Filter: contains(lastName, 'Duck')");
+            var i = _Q("$filter=contains(lastName, 'Duck') eq true");
+            var o = _C("Filter: contains(lastName, 'Duck')");
 
             Assert.Equal(o, i);
         }
@@ -318,8 +321,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_contains_to_false()
         {
-            var i = Q("$filter=contains(lastName, 'Duck') eq false");
-            var o = C("Filter: !(contains(lastName, 'Duck'))");
+            var i = _Q("$filter=contains(lastName, 'Duck') eq false");
+            var o = _C("Filter: !(contains(lastName, 'Duck'))");
 
             Assert.Equal(o, i);
         }
@@ -327,8 +330,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_equals()
         {
-            var i = Q("$filter=age eq 1");
-            var o = C("Filter: age == 1");
+            var i = _Q("$filter=age eq 1");
+            var o = _C("Filter: age == 1");
 
             Assert.Equal(o, i);
         }
@@ -336,8 +339,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_notequals()
         {
-            var i = Q("$filter=age ne 1");
-            var o = C("Filter: age != 1");
+            var i = _Q("$filter=age ne 1");
+            var o = _C("Filter: age != 1");
 
             Assert.Equal(o, i);
         }
@@ -345,8 +348,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_lessthan()
         {
-            var i = Q("$filter=age lt 1");
-            var o = C("Filter: age < 1");
+            var i = _Q("$filter=age lt 1");
+            var o = _C("Filter: age < 1");
 
             Assert.Equal(o, i);
         }
@@ -354,8 +357,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_lessthanorequal()
         {
-            var i = Q("$filter=age le 1");
-            var o = C("Filter: age <= 1");
+            var i = _Q("$filter=age le 1");
+            var o = _C("Filter: age <= 1");
 
             Assert.Equal(o, i);
         }
@@ -363,8 +366,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_greaterthan()
         {
-            var i = Q("$filter=age gt 1");
-            var o = C("Filter: age > 1");
+            var i = _Q("$filter=age gt 1");
+            var o = _C("Filter: age > 1");
 
             Assert.Equal(o, i);
         }
@@ -372,8 +375,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_greaterthanorequal()
         {
-            var i = Q("$filter=age ge 1");
-            var o = C("Filter: age >= 1");
+            var i = _Q("$filter=age ge 1");
+            var o = _C("Filter: age >= 1");
 
             Assert.Equal(o, i);
         }
@@ -381,8 +384,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_conjunction_and_contains()
         {
-            var i = Q("$filter=contains(firstName, 'Sebastian') eq false and isComicFigure eq true");
-            var o = C("Filter: (!(contains(firstName, 'Sebastian')) && isComicFigure == True)");
+            var i = _Q("$filter=contains(firstName, 'Sebastian') eq false and isComicFigure eq true");
+            var o = _C("Filter: (!(contains(firstName, 'Sebastian')) && isComicFigure == True)");
 
             Assert.Equal(o, i);
         }
@@ -390,8 +393,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_conjunction()
         {
-            var i = Q("$filter=age eq 1 and age eq 2");
-            var o = C("Filter: (age == 1 && age == 2)");
+            var i = _Q("$filter=age eq 1 and age eq 2");
+            var o = _C("Filter: (age == 1 && age == 2)");
 
             Assert.Equal(o, i);
         }
@@ -399,8 +402,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_disjunction()
         {
-            var i = Q("$filter=age eq 1 or age eq 2");
-            var o = C("Filter: (age == 1 || age == 2)");
+            var i = _Q("$filter=age eq 1 or age eq 2");
+            var o = _C("Filter: (age == 1 || age == 2)");
 
             Assert.Equal(o, i);
         }
@@ -408,8 +411,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_full_text_numbers()
         {
-            var i = Q("$search=\"33k\"");
-            var o = C("FullText: '33k'");
+            var i = _Q("$search=\"33k\"");
+            var o = _C("FullText: '33k'");
 
             Assert.Equal(o, i);
         }
@@ -417,8 +420,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_full_text()
         {
-            var i = Q("$search=Duck");
-            var o = C("FullText: 'Duck'");
+            var i = _Q("$search=Duck");
+            var o = _C("FullText: 'Duck'");
 
             Assert.Equal(o, i);
         }
@@ -426,8 +429,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_with_full_text_and_multiple_terms()
         {
-            var i = Q("$search=Dagobert or Donald");
-            var o = C("FullText: 'Dagobert or Donald'");
+            var i = _Q("$search=Dagobert or Donald");
+            var o = _C("FullText: 'Dagobert or Donald'");
 
             Assert.Equal(o, i);
         }
@@ -435,8 +438,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_make_orderby_with_single_field()
         {
-            var i = Q("$orderby=age desc");
-            var o = C("Sort: age Descending");
+            var i = _Q("$orderby=age desc");
+            var o = _C("Sort: age Descending");
 
             Assert.Equal(o, i);
         }
@@ -444,8 +447,8 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_make_orderby_with_multiple_field()
         {
-            var i = Q("$orderby=age, incomeMio desc");
-            var o = C("Sort: age Ascending, incomeMio Descending");
+            var i = _Q("$orderby=age, incomeMio desc");
+            var o = _C("Sort: age Ascending, incomeMio Descending");
 
             Assert.Equal(o, i);
         }
@@ -453,18 +456,18 @@ namespace Squidex.Infrastructure.Queries
         [Fact]
         public void Should_parse_filter_and_take()
         {
-            var i = Q("$top=3&$skip=4");
-            var o = C("Skip: 4; Take: 3");
+            var i = _Q("$top=3&$skip=4");
+            var o = _C("Skip: 4; Take: 3");
 
             Assert.Equal(o, i);
         }
 
-        private static string C(string value)
+        private static string _C(string value)
         {
             return value.Replace('/', '.');
         }
 
-        private static string? Q(string value)
+        private static string? _Q(string value)
         {
             var parser = EdmModel.ParseQuery(value);