chore(all): move sub-packages to internal/provider

internal/provider/hidemyass/updater/url.go

@@ -0,0 +1,58 @@
+package hidemyass
+
+import (
+	"strings"
+	"unicode"
+)
+
+func parseOpenvpnURL(url, protocol string) (country, region, city string) {
+	lastSlashIndex := strings.LastIndex(url, "/")
+	url = url[lastSlashIndex+1:]
+
+	suffix := "." + strings.ToUpper(protocol) + ".ovpn"
+	url = strings.TrimSuffix(url, suffix)
+
+	parts := strings.Split(url, ".")
+
+	switch len(parts) {
+	case 1:
+		country = parts[0]
+		return country, "", ""
+	case 2: //nolint:gomnd
+		country = parts[0]
+		city = parts[1]
+	default:
+		country = parts[0]
+		region = parts[1]
+		city = parts[2]
+	}
+
+	country = camelCaseToWords(country)
+	region = camelCaseToWords(region)
+	city = camelCaseToWords(city)
+
+	country = mutateSpecialCountryCases(country)
+
+	return country, region, city
+}
+
+func camelCaseToWords(camelCase string) (words string) {
+	wasLowerCase := false
+	for _, r := range camelCase {
+		if wasLowerCase && unicode.IsUpper(r) {
+			words += " "
+		}
+		wasLowerCase = unicode.IsLower(r)
+		words += string(r)
+	}
+	return words
+}
+
+func mutateSpecialCountryCases(country string) string {
+	switch country {
+	case "Coted`Ivoire":
+		return "Cote d'Ivoire"
+	default:
+		return country
+	}
+}