implmented rename subcommand

internal/oplcli.go

@@ -22,8 +22,38 @@ func Scan(file string, config Config) {
 	gameList, err := loadGamelist("./ps2-gameslist.txt")
 	if err != nil {
 		fmt.Printf("Failed to load game list: %v", err)
+		os.Exit(1)
 	}
 
 	gameName := gameList[gameID]
 	fmt.Printf("Found game name: %s\n", gameName)
 }
+
+func Rename(file string, config Config) {
+	fmt.Printf("Scanning file: %s\n", file)
+
+	gameID, err := scanGameFileForID(file)
+	if err != nil {
+		fmt.Printf("Failed to scan game file: %s", err)
+		os.Exit(1)
+	}
+
+	fmt.Printf("Found game ID: %s\n", gameID)
+
+	gameList, err := loadGamelist("./ps2-gameslist.txt")
+	if err != nil {
+		fmt.Printf("Failed to load game list: %v", err)
+		os.Exit(1)
+	}
+
+	gameName := gameList[gameID]
+	fmt.Printf("Found game name: %s\n", gameName)
+
+	newPath, err := renameGameFile(file, gameName)
+	if err != nil {
+		fmt.Printf("Failed to rename file: %v", err)
+		os.Exit(1)
+	}
+
+	fmt.Printf("Renamed %s to %s", file, newPath)
+}