byom-customer-trends-api/main.go

package main

import (
	"context"
	"flag"
	"log"
	"os"
	"os/signal"
	"syscall"

	"git.linuxforward.com/byom/byom-trends/app"
	"git.linuxforward.com/byom/byom-trends/config"
)

func main() {
	// Parse command line flags
	configFile := flag.String("config", "config.yaml", "path to config file")
	flag.Parse()

	// Load configuration
	cfg, err := config.Load(*configFile)
	if err != nil {
		log.Fatalf("Failed to load config: %v", err)
	}

	// Create context with cancellation
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	// Create and initialize application
	application, err := app.NewApp(ctx, cfg)
	if err != nil {
		log.Fatalf("Failed to create application: %v", err)
	}

	// Start the application
	if err := application.Start(); err != nil {
		log.Fatalf("Failed to start application: %v", err)
	}

	// Wait for shutdown signal
	quit := make(chan os.Signal, 1)
	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
	<-quit

	// Graceful shutdown
	if err := application.Shutdown(ctx); err != nil {
		log.Printf("Error during shutdown: %v", err)
	}
}