rogueserver/db/db.go

/*
	Copyright (C) 2024 - 2025  Pagefault Games

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU Affero General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU Affero General Public License for more details.

	You should have received a copy of the GNU Affero General Public License
	along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

package db

import (
	"context"
	"database/sql"
	"fmt"
	"os"

	"github.com/aws/aws-sdk-go-v2/config"
	"github.com/aws/aws-sdk-go-v2/service/s3"
	_ "github.com/go-sql-driver/mysql"
)

var handle *sql.DB
var s3client *s3.Client

func Init(username, password, protocol, address, database string) error {
	var err error

	handle, err = sql.Open("mysql", username+":"+password+"@"+protocol+"("+address+")/"+database)
	if err != nil {
		return fmt.Errorf("failed to open database connection: %s", err)
	}

	if os.Getenv("AWS_ENDPOINT_URL_S3") != "" {
		cfg, err := config.LoadDefaultConfig(context.TODO())
		if err != nil {
			return err
		}

		s3client = s3.NewFromConfig(cfg)
	}

	// Conditionally run DB setup (devsetup build tag controls behavior)
	err = MaybeSetupDb(handle)
	if err != nil {
		return err
	}

	return nil
}