feat: Add DeleteInstance endpoint (#9452)

internal/api/grpc/instance/v2/instance.go

@@ -0,0 +1,27 @@
+package instance
+
+import (
+	"context"
+	"strings"
+
+	"github.com/zitadel/zitadel/internal/api/grpc/object/v2"
+	"github.com/zitadel/zitadel/internal/zerrors"
+	"github.com/zitadel/zitadel/pkg/grpc/instance/v2"
+)
+
+func (s *Server) DeleteInstance(ctx context.Context, request *instance.DeleteInstanceRequest) (*instance.DeleteInstanceResponse, error) {
+	instanceID := strings.TrimSpace(request.GetInstanceId())
+	if instanceID == "" {
+		return nil, zerrors.ThrowInvalidArgument(nil, "instance_id", "instance id must not be empty")
+	}
+
+	obj, err := s.command.RemoveInstance(ctx, instanceID)
+	if err != nil {
+		return nil, err
+	}
+
+	return &instance.DeleteInstanceResponse{
+		Details: object.DomainToDetailsPb(obj),
+	}, nil
+
+}

internal/api/grpc/instance/v2/server.go

@@ -0,0 +1,55 @@
+package instance
+
+import (
+	"google.golang.org/grpc"
+
+	"github.com/zitadel/zitadel/internal/api/authz"
+	"github.com/zitadel/zitadel/internal/api/grpc/server"
+	"github.com/zitadel/zitadel/internal/command"
+	"github.com/zitadel/zitadel/internal/domain"
+	"github.com/zitadel/zitadel/internal/query"
+	"github.com/zitadel/zitadel/pkg/grpc/instance/v2"
+)
+
+var _ instance.InstanceServiceServer = (*Server)(nil)
+
+type Server struct {
+	instance.UnimplementedInstanceServiceServer
+	command         *command.Commands
+	query           *query.Queries
+	checkPermission domain.PermissionCheck
+}
+
+type Config struct{}
+
+func CreateServer(
+	command *command.Commands,
+	query *query.Queries,
+	checkPermission domain.PermissionCheck,
+) *Server {
+	return &Server{
+		command:         command,
+		query:           query,
+		checkPermission: checkPermission,
+	}
+}
+
+func (s *Server) RegisterServer(grpcServer *grpc.Server) {
+	instance.RegisterInstanceServiceServer(grpcServer, s)
+}
+
+func (s *Server) AppName() string {
+	return instance.InstanceService_ServiceDesc.ServiceName
+}
+
+func (s *Server) MethodPrefix() string {
+	return instance.InstanceService_ServiceDesc.ServiceName
+}
+
+func (s *Server) AuthMethods() authz.MethodMapping {
+	return instance.InstanceService_AuthMethods
+}
+
+func (s *Server) RegisterGateway() server.RegisterGatewayFunc {
+	return instance.RegisterInstanceServiceHandler
+}