package db

import (
	"log"

	"github.com/spf13/viper"
	"gorm.io/gorm"
)

var conn *gorm.DB

// ConnectDB finds the correct database type and connects to it, then stores the pointer
// to the database handler in a variable
func ConnectDB() {
	dbType := viper.GetString("db.type")
	switch dbType {
	case "postgres":
		conn = connectPostgres()
	default:
		conn = connectSQLite()
	}

	err := conn.AutoMigrate(&User{})
	if err != nil {
		log.Fatal(err)
	}
	err = conn.AutoMigrate(&Group{})
	if err != nil {
		log.Fatal(err)
	}
}