initial commit

backend/cmd/api/main.go

@@ -0,0 +1,77 @@
+package main
+
+import (
+	"context"
+	"errors"
+	"log/slog"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+
+	"github.com/danyel/go-guess/backend/internal/config"
+	"github.com/danyel/go-guess/backend/internal/database"
+	"github.com/danyel/go-guess/backend/internal/database/repository"
+	"github.com/danyel/go-guess/backend/internal/security"
+	"github.com/danyel/go-guess/backend/internal/service"
+	"github.com/danyel/go-guess/backend/internal/web/handler"
+	"github.com/danyel/go-guess/backend/internal/web/router"
+)
+
+func main() {
+	cfg, err := config.Load()
+	if err != nil {
+		slog.Error("load configuration", "error", err)
+		os.Exit(1)
+	}
+	db, err := database.Open(cfg.DatabaseURL)
+	if err != nil {
+		slog.Error("connect database", "error", err)
+		os.Exit(1)
+	}
+	sqlDB, err := db.DB()
+	if err != nil {
+		slog.Error("get database connection", "error", err)
+		os.Exit(1)
+	}
+	defer sqlDB.Close()
+
+	store := repository.New(db)
+	tokens := security.NewTokenManager(cfg.JWTSecret, cfg.TokenTTL)
+	invitations := service.NewInvitationService(store, cfg.FrontendURL)
+	api := router.New(
+		handler.New(
+			service.NewAuthService(store, tokens),
+			service.NewJobService(store),
+			service.NewQuestionService(store),
+			service.NewParticipantService(store),
+			invitations,
+			cfg.MaxUploadMB,
+			cfg.FrontendURL,
+		),
+		tokens,
+		cfg.FrontendURL,
+	)
+	server := &http.Server{
+		Addr: cfg.Address, Handler: api, ReadHeaderTimeout: 5 * time.Second,
+		ReadTimeout: 15 * time.Second, WriteTimeout: 30 * time.Second, IdleTimeout: 60 * time.Second,
+	}
+
+	go func() {
+		slog.Info("API listening", "address", cfg.Address)
+		if err := server.ListenAndServe(); err != nil && !errors.Is(err, http.ErrServerClosed) {
+			slog.Error("serve API", "error", err)
+			os.Exit(1)
+		}
+	}()
+
+	stop, cancel := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
+	defer cancel()
+	<-stop.Done()
+	ctx, cancelShutdown := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancelShutdown()
+	if err := server.Shutdown(ctx); err != nil {
+		slog.Error("shutdown API", "error", err)
+	}
+}