rate-it-api/utils/config.go

package utils

import (
	"fmt"
	"io/ioutil"
	"path/filepath"

	"gopkg.in/yaml.v2"
)

// ConfigStructure config YAML representation
type ConfigStructure struct {
	Mysql struct {
		User     string
		Password string
		Database string
		Hostname string
		Port     int
	}
	JWT struct {
		Secret     string
		Expiration int64
	}
	SMTP struct {
		Host     string
		Port     string
		User     string
		Password string
	}
	Server string
}

// MysqlCredentials database credentials
var config ConfigStructure

// SetConfig set credentials from yaml file
func SetConfig(filename string) error {

	path, err := filepath.Abs(filename)

	if err != nil {
		return nil
	}

	fmt.Println(path)

	dat, err := ioutil.ReadFile(path)
	if err != nil {
		return err
	}

	yaml.Unmarshal(dat, &config)

	return nil

}

// GetConfig get config from YAML file
func GetConfig() ConfigStructure {

	return config
}