package database

import (
	"api/config"
	"api/globals"
	"api/models"
	"api/utils"
	"fmt"
	"log"
	"os"

	"github.com/joho/godotenv"

	"gorm.io/driver/postgres"
	"gorm.io/gorm"
)

// Our database
var DB *gorm.DB

// ConnectDB - returns a pointer to a new database connection
func ConnectDB() error {
	var erre error

	log.Println("Getting environment values")
	erre = godotenv.Load()
	if erre != nil {
		log.Printf("Error getting env, not comming through %v\n", erre)
		return erre
	}

	globals.API_RELEASE = os.Getenv("API_RELEASE")

	driver := config.Configurations.Data.DB_DRIVER
	user := config.Configurations.Data.DB_USER
	password := config.Configurations.Data.DB_PASSWORD
	host := config.Configurations.Data.DB_HOST
	dbport := config.Configurations.Data.DB_PORT
	dbname := config.Configurations.Data.DB_NAME

	DBURL := fmt.Sprintf("%s://%s:%s@%s:%d/%s", driver, user, password, host, dbport, dbname)

	log.Println("Opening connection to database")

	db, err := gorm.Open(postgres.Open(DBURL), &gorm.Config{})

	if err != nil {
		return err
	}

	log.Println("Migrating database tables")

	if result := db.AutoMigrate(&models.User{}); result != nil {
		return result
	}

	if result := db.AutoMigrate(&models.Event{}); result != nil {
		return result
	}

	if result := db.AutoMigrate(&models.Server{}); result != nil {
		return result
	}

	// Count how many servers we have on the database. If none, creates our initial server.
	var servers []models.Server

	db.Find(&servers)

	if len(servers) == 0 {
		server := models.Server{
			Name:      "Pcast Main Server",
			Subdomain: "s1",
			IP:        "177.153.50.98",
		}

		db.Create(&server)
	}

	// Count how many users we have on the database. If none, creates our initial admin user.
	var users []models.User

	db.Find(&users)

	if len(users) == 0 {
		passwd, _ := utils.HashPassword("123456")

		user := models.User{
			Name:        "Pcast Admin",
			Email:       "pcastlive@pcastive.com",
			CompanyName: "PCast",
			Password:    passwd,
			Url:         "https://pcastive.com",
			CpfCnpj:     "49.083.957/0001-38",
			Channel:     "pcastlive",
			UserType:    "A",
			Blocked:     "N",
			Cancelled:   "N",
			CreatedBy:   "Auto",
			ServerId:    1,
		}

		db.Create(&user)
	}

	DB = db

	return nil
}