public IEnumerable<T> Resolve(ResolveFieldContext context) { var zzz3 = context.ParentType.Fields.Single(f => f.Name == context.Document.Operations.Single().SelectionSet.Selections.OfType<Field>().Single().Name); var zzz = context.Schema.FindType("order"); var zzz2 = context.Schema.Query.Fields.Single(f => f.Name == context.FieldAst.Name); var barcode = context.GetArgument<string>("barcode"); var title = context.GetArgument<string>("title"); var sellingPrice = context.GetArgument<decimal>("sellingPrice"); var results = new List<T>(); var odataParser = new ODataUriParser(_edmModel, new Uri("http://dummy"), new Uri("http://dummy/Orders?$expand=Customer&$select=Name")); odataParser.Resolver.EnableCaseInsensitive = true; //ODataUri odataUri = odataParser.ParseUri(); var translator = new OeGraphQLAstToODataUri(_edmModel, context.Schema); ODataUri odataUri = translator.Translate(context.Document.OriginalQuery); var odataQuery = odataUri.BuildUri(ODataUrlKeyDelimiter.Parentheses); var parser = new OeGetParser(_dataAdapter, _edmModel); Parsers.OeQueryContext queryContext = parser.CreateQueryContext(odataUri, 0, false, OeMetadataLevel.Minimal); Db.OeAsyncEnumerator asyncEnumerator = _dataAdapter.ExecuteEnumerator(context.UserContext, queryContext, CancellationToken.None); using (var entityAsyncEnumerator = new OeEntityAsyncEnumerator<T>(queryContext.EntryFactory, asyncEnumerator, queryContext)) { while (entityAsyncEnumerator.MoveNext().GetAwaiter().GetResult()) results.Add((T)entityAsyncEnumerator.Current); } return results; }
public IEnumerable <Dictionary <String, Object> > Resolve(ResolveFieldContext context) { var results = new List <Dictionary <String, Object> >(); var translator = new OeGraphqlAstToODataUri(_edmModel, context); ODataUri odataUri = translator.Translate(context.Document.OriginalQuery); IEdmModel refModel = _edmModel.GetEdmModel(odataUri.Path); Db.OeDataAdapter dataAdapter = refModel.GetDataAdapter(refModel.EntityContainer); context.UserContext = dataAdapter.CreateDataContext(); try { var queryContext = new Parsers.OeQueryContext(refModel, odataUri); IAsyncEnumerator <Object> asyncEnumerator = dataAdapter.Execute(context.UserContext, queryContext).GetEnumerator(); using (var entityAsyncEnumerator = new OeGraphqlAsyncEnumerator(asyncEnumerator, queryContext.EntryFactory)) { while (entityAsyncEnumerator.MoveNext().GetAwaiter().GetResult()) { results.Add(entityAsyncEnumerator.Current); } } } finally { if (context.UserContext != null) { dataAdapter.CloseDataContext(context.UserContext); } } return(results); }
public async Task <IEnumerable <Dictionary <String, Object?> > > Resolve(IResolveFieldContext context) { var results = new List <Dictionary <String, Object?> >(); var translator = new OeGraphqlAstToODataUri(_edmModel, context); ODataUri odataUri = translator.Translate(context.Document.OriginalQuery); IEdmModel refModel = _edmModel.GetEdmModel(odataUri.Path); Db.OeDataAdapter dataAdapter = refModel.GetDataAdapter(refModel.EntityContainer); Object dataContext = dataAdapter.CreateDataContext(); OeGraphqlAsyncEnumerator?entityAsyncEnumerator = null; try { var queryContext = new Parsers.OeQueryContext(refModel, odataUri); IAsyncEnumerator <Object> asyncEnumerator = dataAdapter.Execute(dataContext, queryContext).GetAsyncEnumerator(); if (queryContext.EntryFactory == null) { throw new InvalidOperationException("queryContext.EntryFactory must be not null"); } entityAsyncEnumerator = new OeGraphqlAsyncEnumerator(asyncEnumerator, queryContext.EntryFactory, CancellationToken.None); while (await entityAsyncEnumerator.MoveNextAsync()) { if (entityAsyncEnumerator.Current != null) { results.Add(entityAsyncEnumerator.Current); } } } finally { if (dataContext != null) { dataAdapter.CloseDataContext(dataContext); } if (entityAsyncEnumerator != null) { await entityAsyncEnumerator.DisposeAsync().ConfigureAwait(false); } } return(results); }