package transport

import (
	"context"
	"git.sch9.ru/new_gate/ms-tester/internal/models"
	testerv1 "git.sch9.ru/new_gate/ms-tester/pkg/go/gen/tester/v1"
	"go.uber.org/zap"
	"google.golang.org/protobuf/types/known/timestamppb"
	"time"

	"google.golang.org/grpc"
)

type ProblemService interface {
	CreateProblem(ctx context.Context, problem *models.Problem) (int32, error)
	ReadProblem(ctx context.Context, id int32) (*models.Problem, error)
	UpdateProblem(ctx context.Context, problem *models.Problem) error
	DeleteProblem(ctx context.Context, id int32) error
}

type TesterServer struct {
	testerv1.UnimplementedTesterServiceServer
	problemService ProblemService

	gRPCServer *grpc.Server
	logger     *zap.Logger
}

func NewTesterServer(problemService ProblemService, gRPCServer *grpc.Server, logger *zap.Logger) *TesterServer {
	server := &TesterServer{
		problemService: problemService,
		gRPCServer:     gRPCServer,
		logger:         logger,
	}

	testerv1.RegisterTesterServiceServer(gRPCServer, server)

	return server
}

func AsTimeP(t *timestamppb.Timestamp) *time.Time {
	if t == nil {
		return nil
	}
	tt := t.AsTime()
	return &tt
}

func AsTimestampP(t *time.Time) *timestamppb.Timestamp {
	if t == nil {
		return nil
	}
	return timestamppb.New(*t)
}