package user

import (
	"context"

	"google.golang.org/protobuf/types/known/timestamppb"

	"github.com/zitadel/zitadel/internal/command"
	"github.com/zitadel/zitadel/internal/domain"
	"github.com/zitadel/zitadel/internal/eventstore/v1/models"
	"github.com/zitadel/zitadel/pkg/grpc/user/v2"
)

func (s *Server) createUserTypeMachine(ctx context.Context, machinePb *user.CreateUserRequest_Machine, orgId, userName, userId string) (*user.CreateUserResponse, error) {
	cmd := &command.Machine{
		Username:        userName,
		Name:            machinePb.Name,
		Description:     machinePb.GetDescription(),
		AccessTokenType: domain.OIDCTokenTypeBearer,
		ObjectRoot: models.ObjectRoot{
			ResourceOwner: orgId,
			AggregateID:   userId,
		},
	}
	details, err := s.command.AddMachine(
		ctx,
		cmd,
		s.command.NewPermissionCheckUserWrite(ctx),
		command.AddMachineWithUsernameToIDFallback(),
	)
	if err != nil {
		return nil, err
	}
	return &user.CreateUserResponse{
		Id:           cmd.AggregateID,
		CreationDate: timestamppb.New(details.EventDate),
	}, nil
}

func (s *Server) updateUserTypeMachine(ctx context.Context, machinePb *user.UpdateUserRequest_Machine, userId string, userName *string) (*user.UpdateUserResponse, error) {
	cmd := updateMachineUserToCommand(userId, userName, machinePb)
	err := s.command.ChangeUserMachine(ctx, cmd)
	if err != nil {
		return nil, err
	}
	return &user.UpdateUserResponse{
		ChangeDate: timestamppb.New(cmd.Details.EventDate),
	}, nil
}

func updateMachineUserToCommand(userId string, userName *string, machine *user.UpdateUserRequest_Machine) *command.ChangeMachine {
	return &command.ChangeMachine{
		ID:          userId,
		Username:    userName,
		Name:        machine.Name,
		Description: machine.Description,
	}
}