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first grpc and minimal api preview :)

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Mathias Beaulieu-Duncan
2025-11-02 03:14:38 -05:00
parent f6dccf46d7
commit 4824c0d31d
7 changed files with 120 additions and 13 deletions
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Svrnty.CQRS.Grpc.Generators/GrpcGenerator.cs
+21 -2
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@@ -720,6 +720,8 @@ namespace Svrnty.CQRS.Grpc.Generators
sb.AppendLine("using System.Linq;");
sb.AppendLine("using Microsoft.Extensions.DependencyInjection;");
sb.AppendLine("using FluentValidation;");
sb.AppendLine("using Google.Rpc;");
sb.AppendLine("using Google.Protobuf.WellKnownTypes;");
sb.AppendLine($"using {rootNamespace}.Grpc;");
sb.AppendLine("using Svrnty.CQRS.Abstractions;");
sb.AppendLine();
@@ -764,8 +766,25 @@ namespace Svrnty.CQRS.Grpc.Generators
sb.AppendLine(" var validationResult = await validator.ValidateAsync(command, context.CancellationToken);");
sb.AppendLine(" if (!validationResult.IsValid)");
sb.AppendLine(" {");
sb.AppendLine(" var errors = string.Join(\", \", validationResult.Errors.Select(e => e.ErrorMessage));");
sb.AppendLine(" throw new RpcException(new Status(StatusCode.InvalidArgument, $\"Validation failed: {errors}\"));");
sb.AppendLine(" // Create Rich Error Model with structured field violations");
sb.AppendLine(" var badRequest = new BadRequest();");
sb.AppendLine(" foreach (var error in validationResult.Errors)");
sb.AppendLine(" {");
sb.AppendLine(" badRequest.FieldViolations.Add(new BadRequest.Types.FieldViolation");
sb.AppendLine(" {");
sb.AppendLine(" Field = error.PropertyName,");
sb.AppendLine(" Description = error.ErrorMessage");
sb.AppendLine(" });");
sb.AppendLine(" }");
sb.AppendLine();
sb.AppendLine(" var status = new Google.Rpc.Status");
sb.AppendLine(" {");
sb.AppendLine(" Code = (int)Code.InvalidArgument,");
sb.AppendLine(" Message = \"Validation failed\",");
sb.AppendLine(" Details = { Any.Pack(badRequest) }");
sb.AppendLine(" };");
sb.AppendLine();
sb.AppendLine(" throw status.ToRpcException();");
sb.AppendLine(" }");
sb.AppendLine(" }");
sb.AppendLine();