private void AddBuildMethod(
InterfaceTypeDescriptor resultNamedType,
ClassBuilder classBuilder)
{
var buildMethod = classBuilder
.AddMethod()
.SetAccessModifier(AccessModifier.Public)
.SetName("Build")
.SetReturnType(
TypeReferenceBuilder
.New()
.SetName(TypeNames.IOperationResult)
.AddGeneric(resultNamedType.RuntimeType.Name));
buildMethod
.AddParameter(_response)
.SetType(TypeNames.Response.WithGeneric(TypeNames.JsonDocument));
var concreteResultType =
CreateResultInfoName(resultNamedType.ImplementedBy.First().RuntimeType.Name);
buildMethod.AddCode(
AssignmentBuilder
.New()
.SetLefthandSide(
$"({resultNamedType.RuntimeType.Name} Result, {concreteResultType} " +
"Info)? data")
.SetRighthandSide("null"));
buildMethod.AddCode(
AssignmentBuilder
.New()
.SetLefthandSide(
TypeNames.IReadOnlyList
.WithGeneric(TypeNames.IClientError)
.MakeNullable() + " errors")
.SetRighthandSide("null"));
buildMethod.AddEmptyLine();
buildMethod.AddCode(
TryCatchBuilder
.New()
.AddTryCode(
IfBuilder
.New()
.SetCondition(
ConditionBuilder
.New()
.Set("response.Body != null"))
.AddCode(
IfBuilder
.New()
.SetCondition(
ConditionBuilder
.New()
.Set("response.Body.RootElement.TryGetProperty(" +
$"\"data\", out {TypeNames.JsonElement} " +
"dataElement) && dataElement.ValueKind == " +
$"{TypeNames.JsonValueKind}.Object"))
.AddCode("data = BuildData(dataElement);"))
.AddCode(
IfBuilder
.New()
.SetCondition(
ConditionBuilder
.New()
.Set(
"response.Body.RootElement.TryGetProperty(" +
$"\"errors\", out {TypeNames.JsonElement} " +
"errorsElement)"))
.AddCode($"errors = {TypeNames.ParseError}(errorsElement);")))
.AddCatchBlock(
CatchBlockBuilder
.New()
.SetExceptionVariable("ex")
.AddCode(
AssignmentBuilder.New()
.SetLefthandSide("errors")
.SetRighthandSide(
ArrayBuilder.New()
.SetDetermineStatement(false)
.SetType(TypeNames.IClientError)
.AddAssigment(
MethodCallBuilder
.Inline()
.SetNew()
.SetMethodName(TypeNames.ClientError)
.AddArgument("ex.Message")
.AddArgument("exception: ex"))))));
buildMethod.AddEmptyLine();
buildMethod.AddCode(
MethodCallBuilder
.New()
.SetReturn()
.SetNew()
.SetMethodName(TypeNames.OperationResult)
.AddGeneric(resultNamedType.RuntimeType.Name)
.AddArgument("data?.Result")
.AddArgument("data?.Info")
.AddArgument(_resultDataFactory)
.AddArgument("errors"));
}
