Init

backend/cmd/server/main.go

@@ -0,0 +1,101 @@
+package main
+
+import (
+	"context"
+	"embed"
+	"fmt"
+	"io/fs"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+
+	"simplefinancedash/backend/internal/api"
+	"simplefinancedash/backend/internal/db"
+)
+
+// These directories are populated at build time:
+// - frontend_dist/ is copied from frontend/dist by the Dockerfile
+// - migrations/ is symlinked or copied from backend/migrations/
+
+//go:embed frontend_dist
+var frontendFiles embed.FS
+
+//go:embed migrations
+var migrationsFiles embed.FS
+
+func main() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	databaseURL := getEnv("DATABASE_URL", "postgres://simplefin:simplefin@localhost:5432/simplefindb?sslmode=disable")
+	sessionSecret := getEnv("SESSION_SECRET", "change-me-in-production")
+	port := getEnv("PORT", "8080")
+
+	// Connect to database
+	pool, err := db.Connect(ctx, databaseURL)
+	if err != nil {
+		log.Fatalf("Failed to connect to database: %v", err)
+	}
+	defer pool.Close()
+
+	// Run migrations
+	migrationsFS, err := fs.Sub(migrationsFiles, "migrations")
+	if err != nil {
+		log.Fatalf("Failed to setup migrations filesystem: %v", err)
+	}
+	if err := db.RunMigrations(ctx, pool, migrationsFS); err != nil {
+		log.Fatalf("Failed to run migrations: %v", err)
+	}
+	log.Println("Migrations completed")
+
+	// Setup frontend filesystem
+	frontendFS, err := fs.Sub(frontendFiles, "frontend_dist")
+	if err != nil {
+		log.Fatalf("Failed to setup frontend filesystem: %v", err)
+	}
+
+	// Create router
+	queries := db.NewQueries(pool)
+	router := api.NewRouter(queries, sessionSecret, frontendFS)
+
+	// Start server
+	server := &http.Server{
+		Addr:         ":" + port,
+		Handler:      router,
+		ReadTimeout:  15 * time.Second,
+		WriteTimeout: 15 * time.Second,
+		IdleTimeout:  60 * time.Second,
+	}
+
+	go func() {
+		log.Printf("Server starting on :%s", port)
+		if err := server.ListenAndServe(); err != nil && err != http.ErrServerClosed {
+			log.Fatalf("Server failed: %v", err)
+		}
+	}()
+
+	// Graceful shutdown
+	quit := make(chan os.Signal, 1)
+	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
+	<-quit
+	log.Println("Shutting down server...")
+
+	shutdownCtx, shutdownCancel := context.WithTimeout(ctx, 10*time.Second)
+	defer shutdownCancel()
+
+	if err := server.Shutdown(shutdownCtx); err != nil {
+		log.Fatalf("Server forced to shutdown: %v", err)
+	}
+
+	fmt.Println("Server stopped")
+}
+
+func getEnv(key, fallback string) string {
+	if v := os.Getenv(key); v != "" {
+		return v
+	}
+	return fallback
+}