Test update to chat country flags

pkg/controller/chat/chat.go

@@ -98,7 +98,7 @@ func Landing() http.HandlerFunc {
 			}
 
 			// Country flag emoji.
-			emoji, err := geoip.GetRequestCountryFlagWithCode(r)
+			emoji, err := geoip.GetChatFlagEmoji(r)
 			if err != nil {
 				emoji, err = geoip.CountryFlagEmojiWithCode("US")
 				if err != nil {

pkg/geoip/geoip.go

@@ -51,6 +51,39 @@ func GetRequestCountryFlagWithCode(r *http.Request) (string, error) {
 	return CountryFlagEmojiWithCode(city.Country.IsoCode)
 }
 
+// GetChatFlagEmoji returns a specialized country flag emoji string for the BareRTC chat room.
+//
+// This will include the country flag emoji along with the country and territory/state name.
+func GetChatFlagEmoji(r *http.Request) (string, error) {
+	city, err := GetRequestCity(r)
+	if err != nil {
+		// If the remote addr is localhost (local dev testing), default to US flag and only "US" code.
+		if addr := utility.IPAddress(r); addr == "127.0.0.1" || addr == "::1" {
+			return CountryFlagEmojiWithCode("US")
+		}
+
+		return "", err
+	}
+
+	// Codes to attach (state, country, etc.)
+	emoji, err := CountryFlagEmoji(city.Country.IsoCode)
+	if err != nil {
+		return emoji, err
+	}
+
+	var flags = []string{
+		emoji,
+		city.Country.IsoCode,
+	}
+	if len(city.Subdivisions) > 0 {
+		for _, sub := range city.Subdivisions {
+			flags = append(flags, sub.IsoCode)
+		}
+	}
+
+	return strings.Join(flags, " "), nil
+}
+
 // GetCity queries the GeoIP database for city information for an IP address.
 func GetCity(ip net.IP) (*geoip2.City, error) {
 	db, err := geoip2.Open(config.GeoIPPath)