getLocalizationFromFilesGoLang

package main

import (
	"encoding/json"
	"fmt"
	"io/ioutil"
	"os"
	"strings"
)

type localization struct {
	defaultLocale string
	translations  map[string]interface{}
}

func main() {
	localization := getLocalization()
	fmt.Println(localization)

}

func getLocalization() localization {
	path := "./locales"
	files := getFileNames(path)
	translations := make(map[string]interface{})
	defaultLocale := ""

	for _, fileName := range files {
		data := getMapFromFile(fmt.Sprintf("locales/%s", fileName))
		locale := strings.Split(fileName, ".")[0]
		if isDefaultLocale(fileName) {
			defaultLocale = locale
		}

		translations[locale] = data
	}

	return localization{
		defaultLocale: defaultLocale,
		translations:  translations,
	}
}

func getFileNames(folderPath string) []string {
	files := []string{}
	items, _ := ioutil.ReadDir(folderPath)
	for _, item := range items {
		if !item.IsDir() {
			files = append(files, item.Name())
		}
	}
	return files
}

func getMapFromFile(filePath string) map[string]interface{} {
	// Open our jsonFile
	jsonFile, err := os.Open(filePath)

	// if we os.Open returns an error then handle it
	if err != nil {
		fmt.Println(err)
	}

	// defer the closing of our jsonFile so that we can parse it later on
	defer jsonFile.Close()

	byteValue, _ := ioutil.ReadAll(jsonFile)

	var result map[string]interface{}
	json.Unmarshal([]byte(byteValue), &result)

	return result
}

func isDefaultLocale(fileName string) bool {
	return strings.Contains(fileName, ".default.")
}