🎉 Initial Commit

pkg/internal/grpc/stream.go

@@ -0,0 +1,86 @@
+package grpc
+
+import (
+	"context"
+	"fmt"
+
+	"git.solsynth.dev/hypernet/nexus/pkg/internal/services"
+	"git.solsynth.dev/hypernet/nexus/pkg/proto"
+	"github.com/samber/lo"
+)
+
+func (v *GrpcServer) CountStreamConnection(ctx context.Context, request *proto.CountConnectionRequest) (*proto.CountConnectionResponse, error) {
+	out := services.ClientCount(uint(request.GetUserId()))
+	return &proto.CountConnectionResponse{
+		Count: int64(out),
+	}, nil
+}
+
+func (v *GrpcServer) PushStream(ctx context.Context, request *proto.PushStreamRequest) (*proto.PushStreamResponse, error) {
+	var cnt int
+	var success int
+	var errs []error
+	if request.UserId != nil {
+		cnt, success, errs = services.WebsocketPush(uint(request.GetUserId()), request.GetBody())
+	} else if request.ClientId != nil {
+		cnt, success, errs = services.WebsocketPushDirect(request.GetClientId(), request.GetBody())
+	} else {
+		return nil, fmt.Errorf("you must give one of the user id or client id")
+	}
+
+	if len(errs) > 0 {
+		// Partial fail
+		return &proto.PushStreamResponse{
+			IsAllSuccess:  false,
+			AffectedCount: int64(success),
+			FailedCount:   int64(cnt - success),
+		}, nil
+	} else if cnt > 0 && success == 0 {
+		// All fail
+		return nil, fmt.Errorf("all push request failed: %v", errs)
+	}
+
+	return &proto.PushStreamResponse{
+		IsAllSuccess:  true,
+		AffectedCount: int64(success),
+		FailedCount:   int64(cnt - success),
+	}, nil
+}
+
+func (v *GrpcServer) PushStreamBatch(ctx context.Context, request *proto.PushStreamBatchRequest) (*proto.PushStreamResponse, error) {
+	var cnt int
+	var success int
+	var errs []error
+	if len(request.UserId) != 0 {
+		cnt, success, errs = services.WebsocketPushBatch(
+			lo.Map(request.GetUserId(), func(item uint64, idx int) uint {
+				return uint(item)
+			},
+			), request.GetBody(),
+		)
+	}
+	if len(request.ClientId) != 0 {
+		cCnt, cSuccess, cErrs := services.WebsocketPushBatchDirect(request.GetClientId(), request.GetBody())
+		cnt += cCnt
+		success += cSuccess
+		errs = append(errs, cErrs...)
+	}
+
+	if len(errs) > 0 {
+		// Partial fail
+		return &proto.PushStreamResponse{
+			IsAllSuccess:  false,
+			AffectedCount: int64(success),
+			FailedCount:   int64(cnt - success),
+		}, nil
+	} else if cnt > 0 && success == 0 {
+		// All fail
+		return nil, fmt.Errorf("all push request failed: %v", errs)
+	}
+
+	return &proto.PushStreamResponse{
+		IsAllSuccess:  true,
+		AffectedCount: int64(success),
+		FailedCount:   int64(cnt - success),
+	}, nil
+}