GoEthemineTelegramBot/connection.go

package main

import (
	"fmt"

	"gorm.io/gorm"
	"gorm.io/driver/mysql"
)

type ConnectionProperties struct {
	User string
	Pass string
	Host string
	Db   string
}

type Connection struct {
	GormDb         *gorm.DB
	DbOpenStr      string
	ConnProperties ConnectionProperties
}

func (c *Connection) Init() {
	c.ConnProperties.User = appSettings.DbUser
	c.ConnProperties.Pass = appSettings.DbPassword
	c.ConnProperties.Host = appSettings.DbHost
	c.ConnProperties.Db = appSettings.DbName

	c.DbOpenStr = fmt.Sprintf("%s:%s@tcp(%s)/%s", c.ConnProperties.User, c.ConnProperties.Pass, c.ConnProperties.Host, c.ConnProperties.Db)
	LogInfo.Println("Connecting with:")
	LogInfo.Println(c.DbOpenStr)

	gormDb, err := gorm.Open(mysql.Open(c.DbOpenStr), &gorm.Config{})
	if err != nil {
		LogError.Println("failed to connect database")
		LogError.Println(err)
	} else {
		LogInfo.Println("Connected to database using gorm")
	}

	c.GormDb = gormDb
}