public class DragonTravelCommands implements CommandExecutor {

    DragonTravelMain main;
    DragonTravelFunctions funct;
    DragonTravelCommandHandlers cmdhandle = new DragonTravelCommandHandlers();

    private String entername = "Enter a destination/station name!";
    public String travel = "dt.travel";
    public String waypoint = "dt.waypoint";

    private ChatColor red = ChatColor.RED;
    private ChatColor white = ChatColor.WHITE;

    public DragonTravelCommands(DragonTravelMain plugin){
        this.main = plugin;
    }

    @Override
    public boolean onCommand(CommandSender sender, Command cmd, String arg, String[] args) {

        if(sender instanceof Player){
            if(args.length>0){
                String argu = args[0];

                try{
                    if(argu.equalsIgnoreCase("setdest")){

                        if(sender.hasPermission(waypoint)){
                            if(args.length>1){
                                String name = args[1];
                                Player player = (Player) sender;
                                funct.setDestination(player, name);
                            }else{
                                cmdhandle.dtCredit(sender);
                                sender.sendMessage(red + entername);
                            }
                        }else{
                            cmdhandle.noPerm(sender);
                        }

                    }else if(argu.equalsIgnoreCase("remdest")){

                        if(sender.hasPermission(waypoint)){
                            if(args.length>1){
                            String name = args[1];
                            funct.removeDestination(sender, name);
                            }else{
                                cmdhandle.dtCredit(sender);
                                sender.sendMessage(red + entername);
                            }
                        }else{
                            cmdhandle.noPerm(sender);
                        }

                    }else if(argu.equalsIgnoreCase("setstat")){

                        if(sender.hasPermission(waypoint)){
                            if(args.length>1){
                                String name = args[1];
                                Player player = (Player) sender;
                                funct.setStation(player, name);
                            }else{
                                cmdhandle.dtCredit(sender);
                                sender.sendMessage(red + "Enter a station name");
                            }
                        }else{
                            cmdhandle.noPerm(sender);
                        }

                    }else if(argu.equalsIgnoreCase("remstat")){

                        if(sender.hasPermission(waypoint)){
                            if(args.length>1){
                                String name = args[1];
                                funct.removeStation(sender, name);
                                }else{
                                    cmdhandle.dtCredit(sender);
                                    sender.sendMessage(red + entername);
                                }
                        }else{
                            cmdhandle.noPerm(sender);
                        }

                    }else if(argu.equalsIgnoreCase("mount")){

                        if(sender.hasPermission("dt.travel")){
                            Player player = (Player)sender;
                            funct.mountDragon(player);
                    }else{
                        cmdhandle.noPerm(sender);
                    }

                    }else if(argu.equalsIgnoreCase("dismount")){

                        if(sender.hasPermission("dt.travel")){
                            Player player = (Player)sender;
                            funct.dismountDragon(player);
                    }else{
                        cmdhandle.noPerm(sender);
                    }

                    }else if(argu.equalsIgnoreCase("travel")){
                        if(!(main.config.getBoolean("UseStation"))){
                            if(sender.hasPermission("dt.travel")){
                                if(args.length>1){
                                    String name = args[1];
                                    Player player = (Player) sender;
                                    funct.travelDestination(player, name);
                                }else{
                                    cmdhandle.dtCredit(sender);
                                    sender.sendMessage(red + "Enter a destination name");
                                }
                            }else{
                                cmdhandle.noPerm(sender);
                            }
                        }else{
                            cmdhandle.dtCredit(sender);
                            sender.sendMessage(red + "This command is disabled, use signs on stations");
                            sender.sendMessage(red + "to make a travel to a destination");
                            sender.sendMessage(red + "Use " + white + "/dt dismount" + red + ", to dismount from the dragon");

                        }

                    }else if(argu.equalsIgnoreCase("ctravel")){

                        if(sender.hasPermission("dt.ctravel")){
                            if(args.length==4){
                                try{

                                    String xx = args[1];
                                    String yy = args[2];
                                    String zz = args[3];

                                    double x = Double.parseDouble(xx);
                                    double y = Double.parseDouble(yy);
                                    double z = Double.parseDouble(zz);

                                    Player player = (Player) sender;
                                    funct.travelChord(player, x, y, z);

                                }catch(NumberFormatException e){
                                    cmdhandle.dtCredit(sender);
                                    sender.sendMessage(red + "Enter numbers as coordinates");
                                }
                            }else{
                                cmdhandle.dtCredit(sender);
                                sender.sendMessage(red + "Enter x, y, z coordinates");
                            }
                        }else{
                            cmdhandle.noPerm(sender);
                        }

                    }else if(argu.equalsIgnoreCase("destlist")){

                        if(sender.hasPermission(travel)){
                            if(!(main.dbd.getIndices().isEmpty())){
                                for(String index: main.dbd.getIndices().keySet()) {
                                    Arguments entry = main.dbd.getArguments(index);
                                    sender.sendMessage(red + entry.getKey().toString());
                                }
                            }else{
                                cmdhandle.dtCredit(sender);
                                sender.sendMessage(red + "No destinations are created yet");
                            }
                        }else{
                            cmdhandle.noPerm(sender);
                        }

                    }else if(argu.equalsIgnoreCase("statlist")){

                        if(sender.hasPermission(travel)){
                            if(!(main.dbs.getIndices().isEmpty())){
                                for(String index: main.dbs.getIndices().keySet()) {
                                    Arguments entry = main.dbs.getArguments(index);
                                    sender.sendMessage(red + entry.getKey().toString());
                                }
                            }else{
                                cmdhandle.dtCredit(sender);
                                sender.sendMessage(red + "No stations are created yet");
                            }
                        }else{
                            cmdhandle.noPerm(sender);
                        }

                    }else if(argu.equalsIgnoreCase("ptravel")){

                        if(sender.hasPermission("dt.ptravel")){
                            if(args.length>=2){
                                String name = args[1];
                                Player player = (Player)sender;
                                funct.traveltoPlayer(player, name);
                            }else{
                                cmdhandle.dtCredit(sender);
                                sender.sendMessage(red + "Please enter a playername");
                                sender.sendMessage(red + "Usage: /dt ptravel " + white + "<playername>");
                            }
                        }else{
                            cmdhandle.noPerm(sender);
                        }

                    }else{
                        cmdhandle.showCommands(sender);
                    }


                }catch(StringParsingException e){
                    cmdhandle.dtCredit(sender);
                    sender.sendMessage(red + "Enter a valid name!");
                }catch(Exception e){
                    cmdhandle.dtCredit(sender);
                    sender.sendMessage(red + "Error! Report this to bukkit thread:");
                    sender.sendMessage(e.getMessage());
                }
            }else{
                cmdhandle.showCommands(sender);
            }

        }else{
            sender.sendMessage("[DragonTravel] Commands are only available ingame.");
        }
        return false;
    }
}