pi-calendar/pkg/config/config.go

63 lines
953 B
Go

package config
import (
"errors"
"io/ioutil"
"os"
"path"
"git.trj.tw/golang/utils"
"github.com/otakukaze/envconfig"
"gopkg.in/yaml.v2"
)
// Google config
type Google struct {
APIKey string `yaml:"api_key" env:"GOOGLE_API_KEY"`
}
// Config main struct
type Config struct {
Port int `yaml:"port" env:"PORT"`
Google Google `yaml:"google"`
}
var conf *Config
// Load config from file and env
func Load(p ...string) (err error) {
fp := ""
if len(p) > 0 && len(p[0]) > 0 {
fp = p[0]
} else {
wd, err := os.Getwd()
if err != nil {
return err
}
fp = path.Join(wd, "config.yml")
}
fp = utils.ParsePath(fp)
if !utils.CheckExists(fp, false) {
return errors.New("config file not found")
}
conf = &Config{}
b, err := ioutil.ReadFile(fp)
if err != nil {
return
}
err = yaml.Unmarshal(b, conf)
if err != nil {
return
}
envconfig.Parse(conf)
return
}
// Get config struct
func Get() *Config { return conf }