chicha.go

package main

/*
Work in progress.
*/

import (
	"embed"
	//"fmt"
	"log"

	"chicha/Packages/Config"
	"chicha/Packages/Models" // Our package with database models
	"chicha/Packages/view"

	//"gorm.io/driver/postgres" // Gorm Postgres driver package
	//"gorm.io/driver/sqlite"   //gorm sqlite driver
	"github.com/glebarez/sqlite"
	"gorm.io/gorm" // Database ORM package
	"gorm.io/gorm/logger"
	//"github.com/sethvargo/go-password/password" //password generator
	//profiling CPU:
	//"github.com/pkg/profile"
)

//go:embed static
var static embed.FS

func main() {
	var (
		err error
		dsn = Config.DB_FULL_FILE_PATH
	)
	Models.DB, err = gorm.Open(sqlite.Open(dsn), &gorm.Config{
		Logger:                 logger.Default.LogMode(logger.Silent),
		SkipDefaultTransaction: true,
	})
	if err != nil {
		log.Fatal("ERROR: Connect to local SQLite database failed at", dsn, err)
	}

	log.Println("Connected to local SQLite database at", dsn)

	// Database Migrations
	log.Println("Creating or changing database structures (applying migrations)...")
	if err = Models.DB.AutoMigrate(&Models.Lap{}, &Models.User{}, &Models.Race{}, &Models.Checkin{}, &Models.Admin{}); err != nil {
		log.Fatal("failed to apply migration: ", err)
	}

	// Create new system administator if them not exists

	//adminPass, err := password.Generate(8, 1, 3, true, true)
	//if err != nil {
	//	fmt.Println(err)
	//} else {
	//	fmt.Println("Creating system administrator account if not exists with name =", Config.ADMIN_LOGIN, "and password =", adminPass)
	//	Models.CreateDefaultAdmin(Config.ADMIN_LOGIN, adminPass)
	//}

	// Start RFID listener
	go Models.StartAntennaListener()
	log.Printf("Data collector IP = %s, db save interval = %d sec, minimal lap time = %d sec and race timeout = %d sec.\n", Config.APP_ANTENNA_LISTENER_IP, Config.LAPS_SAVE_INTERVAL_SEC, Config.MINIMAL_LAP_TIME_SEC, Config.RACE_TIMEOUT_SEC)

	// Routing
	r := Models.SetupRouter()
	// view
	view.New(r, static, Models.SubscribeOnceOnRacePositionsChange())

	// Start API server
	log.Printf("WEB API server IP = %s\n", Config.API_SERVER_LISTENER_IP)
	errAPI := r.Run(Config.API_SERVER_LISTENER_IP)
	if errAPI != nil {
		log.Println("ERROR: API server start failed:", errAPI)
	}
}