package conf

import (
	"log"

	"github.com/spf13/viper"
)

const (
	linuxPath = "/etc/wheat-cache/"

	devPath    = "./conf"
	devPathBin = "../conf"
)

func init() {
	setDefaultConfValue()
	err := LoadConf("")
	switch err.(type) {
	case nil:
	case viper.ConfigFileNotFoundError:
		formatPath := []string{linuxPath, devPath, devPath}
		log.Fatalf("the profile could not be read, read path:%v", formatPath)
	default:
		log.Fatalf("the resolution of the profile failed, err: %v", err)

	}
}

func setDefaultConfValue() {
	// 设置一些默认值
	viper.Set("version", "base-01")
}

func LoadConf(path string) error {
	if path != "" {
		viper.AddConfigPath(path)
	}
	viper.SetConfigName("wheat-cache")

	// 添加默认读取地址
	// linux
	viper.AddConfigPath(linuxPath)

	// 开发环境
	viper.AddConfigPath(devPath)
	viper.AddConfigPath(devPathBin)

	viper.SetConfigType("yaml")

	err := viper.ReadInConfig()
	if err != nil {
		return err
	}
	return nil
}