示例#1
0
        /// <summary>
        /// Creates a single graph field from the provided template using hte rules of this maker and the contained schema.
        /// </summary>
        /// <param name="template">The template to generate a field from.</param>
        /// <returns>IGraphField.</returns>
        public GraphFieldCreationResult CreateField(IGraphTypeFieldTemplate template)
        {
            var formatter = _schema.Configuration.DeclarationOptions.GraphNamingFormatter;
            var result    = new GraphFieldCreationResult();

            // if the owner of this field declared top level objects append them to the
            // field for evaluation
            var securityGroups = new List <FieldSecurityGroup>();

            if (template.Parent?.SecurityPolicies?.Count > 0)
            {
                securityGroups.Add(template.Parent.SecurityPolicies);
            }

            if (template.SecurityPolicies?.Count > 0)
            {
                securityGroups.Add(template.SecurityPolicies);
            }

            MethodGraphField field = this.InstantiateField(formatter, template, securityGroups);

            field.Description       = template.Description;
            field.IsDeprecated      = template.IsDeprecated;
            field.DeprecationReason = template.DeprecationReason;
            field.Complexity        = template.Complexity;
            field.FieldSource       = template.FieldSource;

            if (template.Arguments != null)
            {
                var argumentMaker = new GraphArgumentMaker(_schema);
                foreach (var argTemplate in template.Arguments)
                {
                    var argumentResult = argumentMaker.CreateArgument(argTemplate);
                    field.Arguments.AddArgument(argumentResult.Argument);

                    result.MergeDependents(argumentResult);
                }
            }

            result.AddDependentRange(template.RetrieveRequiredTypes());

            if (template.UnionProxy != null)
            {
                var unionMaker = new UnionGraphTypeMaker(_schema);
                result.AddDependent(unionMaker.CreateGraphType(template.UnionProxy, template.Kind));
            }

            result.Field = field;
            return(result);
        }
示例#2
0
        /// <summary>
        /// Creates a single graph field from the provided template using hte rules of this maker and the contained schema.
        /// </summary>
        /// <param name="template">The template to generate a field from.</param>
        /// <returns>IGraphField.</returns>
        public GraphFieldCreationResult CreateField(IGraphTypeFieldTemplate template)
        {
            var formatter = _schema.Configuration.DeclarationOptions.GraphNamingFormatter;
            var result    = new GraphFieldCreationResult();

            // if the owner of this field declared top level objects append them to the
            // field for evaluation
            var securityGroups = new List <FieldSecurityGroup>();

            if (template.Parent?.SecurityPolicies?.Count > 0)
            {
                securityGroups.Add(template.Parent.SecurityPolicies);
            }

            if (template.SecurityPolicies?.Count > 0)
            {
                securityGroups.Add(template.SecurityPolicies);
            }

            MethodGraphField field = null;

            switch (template.FieldSource)
            {
            case GraphFieldTemplateSource.Method:
            case GraphFieldTemplateSource.Action:
                field = new MethodGraphField(
                    formatter.FormatFieldName(template.Name),
                    template.TypeExpression.CloneTo(formatter.FormatGraphTypeName(template.TypeExpression.TypeName)),
                    template.Route,
                    template.Mode,
                    template.CreateResolver(),
                    securityGroups);
                break;

            case GraphFieldTemplateSource.Property:
                field = new PropertyGraphField(
                    formatter.FormatFieldName(template.Name),
                    template.TypeExpression.CloneTo(formatter.FormatGraphTypeName(template.TypeExpression.TypeName)),
                    template.Route,
                    template.DeclaredReturnType,
                    template.DeclaredName,
                    template.Mode,
                    template.CreateResolver(),
                    securityGroups);
                break;
            }

            field.Description       = template.Description;
            field.IsDeprecated      = template.IsDeprecated;
            field.DeprecationReason = template.DeprecationReason;
            field.Complexity        = template.Complexity;
            field.FieldSource       = template.FieldSource;

            if (template.Arguments != null)
            {
                var argumentMaker = new GraphArgumentMaker(_schema);
                foreach (var argTemplate in template.Arguments)
                {
                    var argumentResult = argumentMaker.CreateArgument(argTemplate);
                    field.Arguments.AddArgument(argumentResult.Argument);

                    result.MergeDependents(argumentResult);
                }
            }

            result.AddDependentRange(template.RetrieveRequiredTypes());

            if (template.UnionProxy != null)
            {
                var unionMaker = new UnionGraphTypeMaker(_schema);
                result.AddDependent(unionMaker.CreateGraphType(template.UnionProxy, template.Kind));
            }

            result.Field = field;
            return(result);
        }