Move and refactor files and some more changes :3

utils/locale.go

@@ -0,0 +1,59 @@
+package utils
+
+import (
+	"fmt"
+	"github.com/ByteDream/crunchyroll-go/v3"
+	"github.com/ByteDream/crunchyroll-go/v3/utils"
+	"os"
+	"os/exec"
+	"runtime"
+	"sort"
+	"strings"
+)
+
+// SystemLocale receives the system locale
+// https://stackoverflow.com/questions/51829386/golang-get-system-language/51831590#51831590
+func SystemLocale(verbose bool) crunchyroll.LOCALE {
+	if runtime.GOOS != "windows" {
+		if lang, ok := os.LookupEnv("LANG"); ok {
+			var l crunchyroll.LOCALE
+			if preSuffix := strings.Split(strings.Split(lang, ".")[0], "_"); len(preSuffix) == 1 {
+				l = crunchyroll.LOCALE(preSuffix[0])
+			} else {
+				prefix := strings.Split(lang, "_")[0]
+				l = crunchyroll.LOCALE(fmt.Sprintf("%s-%s", prefix, preSuffix[1]))
+			}
+			if !utils.ValidateLocale(l) {
+				if verbose {
+					Log.Err("%s is not a supported locale, using %s as fallback", l, crunchyroll.US)
+				}
+				l = crunchyroll.US
+			}
+			return l
+		}
+	} else {
+		cmd := exec.Command("powershell", "Get-Culture | select -exp Name")
+		if output, err := cmd.Output(); err == nil {
+			l := crunchyroll.LOCALE(strings.Trim(string(output), "\r\n"))
+			if !utils.ValidateLocale(l) {
+				if verbose {
+					Log.Err("%s is not a supported locale, using %s as fallback", l, crunchyroll.US)
+				}
+				l = crunchyroll.US
+			}
+			return l
+		}
+	}
+	if verbose {
+		Log.Err("Failed to get locale, using %s", crunchyroll.US)
+	}
+	return crunchyroll.US
+}
+
+func LocalesAsStrings() (locales []string) {
+	for _, locale := range utils.AllLocales {
+		locales = append(locales, string(locale))
+	}
+	sort.Strings(locales)
+	return
+}