package config

import (
	"github.com/spf13/viper"
)

const (
	DEFAULT_CONFIG_FILE_NAME = "weapp"
	DEFAULT_CONFIG_FILE_TYPE = "yaml"
)

var defaultPaths = []string{
	".",
	"./conf",
	"./config",
	"../conf",
	"../config",
	"/conf",
	"/config",
	"${HOME}/config",
	"/",
}

func AutoLoad() error {
	return LoadConfig(DEFAULT_CONFIG_FILE_NAME, DEFAULT_CONFIG_FILE_TYPE)
}

func LoadConfig(fileName, filetype string, paths ...string) error {
	for _, path := range defaultPaths {
		viper.AddConfigPath(path)
	}

	for _, path := range paths {
		viper.AddConfigPath(path)
	}
	viper.SetConfigName(fileName)
	viper.SetConfigType(filetype)
	if err := viper.ReadInConfig(); err != nil {
		return err
	}

	return nil
}