Initial commit.

cmd/server/main.go

@@ -0,0 +1,61 @@
+// Command server runs the Super Auto Pets board game server: game API,
+// WebSocket sync, and the built web frontend.
+package main
+
+import (
+	"context"
+	"errors"
+	"log/slog"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+
+	"github.com/greyson/super-auto-pets-board-game/internal/env"
+	"github.com/greyson/super-auto-pets-board-game/internal/server"
+	"github.com/greyson/super-auto-pets-board-game/internal/store"
+)
+
+func main() {
+	if err := env.Load(".env"); err != nil {
+		slog.Error("failed to read .env", "err", err)
+		os.Exit(1)
+	}
+	dataDir := env.Get("DATA_DIR", "data")
+	port := env.Get("PORT", "8080")
+	staticDir := env.Get("STATIC_DIR", "web/dist")
+
+	st, err := store.Open(dataDir)
+	if err != nil {
+		slog.Error("failed to open store", "err", err)
+		os.Exit(1)
+	}
+	defer st.Close()
+
+	if _, err := os.Stat(staticDir); err != nil {
+		slog.Warn("static dir missing; only the API will be served", "dir", staticDir)
+		staticDir = ""
+	}
+
+	srv := &http.Server{
+		Addr:    ":" + port,
+		Handler: server.New(st, staticDir).Handler(),
+	}
+
+	go func() {
+		slog.Info("listening", "addr", "http://localhost:"+port, "dataDir", dataDir)
+		if err := srv.ListenAndServe(); err != nil && !errors.Is(err, http.ErrServerClosed) {
+			slog.Error("server failed", "err", err)
+			os.Exit(1)
+		}
+	}()
+
+	stop := make(chan os.Signal, 1)
+	signal.Notify(stop, os.Interrupt, syscall.SIGTERM)
+	<-stop
+	slog.Info("shutting down")
+	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancel()
+	srv.Shutdown(ctx)
+}