package main

import (
	"context"
	"errors"
	"net/http"
	"os"
	"os/signal"
	"syscall"

	"github.com/sirupsen/logrus"

	"git.urec56.ru/urec/chat_back_go/config"
	"git.urec56.ru/urec/chat_back_go/internal/database"
	"git.urec56.ru/urec/chat_back_go/internal/domain"
	"git.urec56.ru/urec/chat_back_go/internal/logger"
	"git.urec56.ru/urec/chat_back_go/internal/repository"
	"git.urec56.ru/urec/chat_back_go/internal/service"
	"git.urec56.ru/urec/chat_back_go/internal/transport/rest"
)

func main() {
	logrus.Info("app is starting...")
	cfg := config.GetConfig()

	log := logger.NewLogger(cfg)

	db, rdb, mc, closeDBs, err := database.New(cfg, log)
	if err != nil {
		log.Fatalf("error occurred while database initialization: %s", err)
	}
	defer closeDBs()

	mdb := mc.Database(cfg.Mongo.DB)

	domain.Init(log)
	repo := repository.NewRepository(db, log, mdb)
	serv := service.NewService(repo, cfg, log, rdb)
	srv := rest.NewServer(serv, log, cfg)

	go func() {
		if err = srv.Run(cfg.Srv.Port); !errors.Is(err, http.ErrServerClosed) {
			log.Fatalf("error occurred while running rest server: %s", err)
		}
	}()

	log.Infof("starting server on port %d\n", cfg.Srv.Port)

	quit := make(chan os.Signal, 1)
	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)

	<-quit

	log.Info("shutting down the server")

	if err = srv.Shutdown(context.Background()); err != nil {
		log.Fatalf("error occurred while shutting down rest server: %s", err)
	}
}