package net.minecraft.command;

import java.util.List;
import net.minecraft.server.MinecraftServer;
import net.minecraft.util.BlockPos;
import net.minecraft.util.ChatComponentTranslation;
import net.minecraft.util.MathHelper;
import net.minecraft.world.border.WorldBorder;

public class CommandWorldBorder extends CommandBase
{

    /**
     * Gets the name of the command
     */
    public String getCommandName()
    {
        return "worldborder";
    }

    /**
     * Return the required permission level for this command.
     */
    public int getRequiredPermissionLevel()
    {
        return 2;
    }

    /**
     * Gets the usage string for the command.
     *  
     * @param sender The {@link ICommandSender} who is requesting usage details.
     */
    public String getCommandUsage(ICommandSender sender)
    {
        return "commands.worldborder.usage";
    }

    /**
     * Callback when the command is invoked
     *  
     * @param sender The {@link ICommandSender sender} who executed the command
     * @param args The arguments that were passed with the command
     */
    public void processCommand(ICommandSender sender, String[] args) throws CommandException
    {
        if (args.length < 1)
        {
            throw new WrongUsageException("commands.worldborder.usage", new Object[0]);
        }
        else
        {
            WorldBorder var3 = this.getWorldBorder();
            double var4;
            double var6;
            long var8;

            if (args[0].equals("set"))
            {
                if (args.length != 2 && args.length != 3)
                {
                    throw new WrongUsageException("commands.worldborder.set.usage", new Object[0]);
                }

                var4 = var3.getTargetSize();
                var6 = parseDouble(args[1], 1.0D, 6.0E7D);
                var8 = args.length > 2 ? parseLong(args[2], 0L, 9223372036854775L) * 1000L : 0L;

                if (var8 > 0L)
                {
                    var3.setTransition(var4, var6, var8);

                    if (var4 > var6)
                    {
                        notifyOperators(sender, this, "commands.worldborder.setSlowly.shrink.success", new Object[] {String.format("%.1f", new Object[]{Double.valueOf(var6)}), String.format("%.1f", new Object[]{Double.valueOf(var4)}), Long.toString(var8 / 1000L)});
                    }
                    else
                    {
                        notifyOperators(sender, this, "commands.worldborder.setSlowly.grow.success", new Object[] {String.format("%.1f", new Object[]{Double.valueOf(var6)}), String.format("%.1f", new Object[]{Double.valueOf(var4)}), Long.toString(var8 / 1000L)});
                    }
                }
                else
                {
                    var3.setTransition(var6);
                    notifyOperators(sender, this, "commands.worldborder.set.success", new Object[] {String.format("%.1f", new Object[]{Double.valueOf(var6)}), String.format("%.1f", new Object[]{Double.valueOf(var4)})});
                }
            }
            else if (args[0].equals("add"))
            {
                if (args.length != 2 && args.length != 3)
                {
                    throw new WrongUsageException("commands.worldborder.add.usage", new Object[0]);
                }

                var4 = var3.getDiameter();
                var6 = var4 + parseDouble(args[1], -var4, 6.0E7D - var4);
                var8 = var3.getTimeUntilTarget() + (args.length > 2 ? parseLong(args[2], 0L, 9223372036854775L) * 1000L : 0L);

                if (var8 > 0L)
                {
                    var3.setTransition(var4, var6, var8);

                    if (var4 > var6)
                    {
                        notifyOperators(sender, this, "commands.worldborder.setSlowly.shrink.success", new Object[] {String.format("%.1f", new Object[]{Double.valueOf(var6)}), String.format("%.1f", new Object[]{Double.valueOf(var4)}), Long.toString(var8 / 1000L)});
                    }
                    else
                    {
                        notifyOperators(sender, this, "commands.worldborder.setSlowly.grow.success", new Object[] {String.format("%.1f", new Object[]{Double.valueOf(var6)}), String.format("%.1f", new Object[]{Double.valueOf(var4)}), Long.toString(var8 / 1000L)});
                    }
                }
                else
                {
                    var3.setTransition(var6);
                    notifyOperators(sender, this, "commands.worldborder.set.success", new Object[] {String.format("%.1f", new Object[]{Double.valueOf(var6)}), String.format("%.1f", new Object[]{Double.valueOf(var4)})});
                }
            }
            else if (args[0].equals("center"))
            {
                if (args.length != 3)
                {
                    throw new WrongUsageException("commands.worldborder.center.usage", new Object[0]);
                }

                BlockPos var10 = sender.getPosition();
                double var5 = parseDouble((double)var10.getX() + 0.5D, args[1], true);
                double var7 = parseDouble((double)var10.getZ() + 0.5D, args[2], true);
                var3.setCenter(var5, var7);
                notifyOperators(sender, this, "commands.worldborder.center.success", new Object[] {Double.valueOf(var5), Double.valueOf(var7)});
            }
            else if (args[0].equals("damage"))
            {
                if (args.length < 2)
                {
                    throw new WrongUsageException("commands.worldborder.damage.usage", new Object[0]);
                }

                if (args[1].equals("buffer"))
                {
                    if (args.length != 3)
                    {
                        throw new WrongUsageException("commands.worldborder.damage.buffer.usage", new Object[0]);
                    }

                    var4 = parseDouble(args[2], 0.0D);
                    var6 = var3.getDamageBuffer();
                    var3.setDamageBuffer(var4);
                    notifyOperators(sender, this, "commands.worldborder.damage.buffer.success", new Object[] {String.format("%.1f", new Object[]{Double.valueOf(var4)}), String.format("%.1f", new Object[]{Double.valueOf(var6)})});
                }
                else if (args[1].equals("amount"))
                {
                    if (args.length != 3)
                    {
                        throw new WrongUsageException("commands.worldborder.damage.amount.usage", new Object[0]);
                    }

                    var4 = parseDouble(args[2], 0.0D);
                    var6 = var3.getDamageAmount();
                    var3.setDamageAmount(var4);
                    notifyOperators(sender, this, "commands.worldborder.damage.amount.success", new Object[] {String.format("%.2f", new Object[]{Double.valueOf(var4)}), String.format("%.2f", new Object[]{Double.valueOf(var6)})});
                }
            }
            else if (args[0].equals("warning"))
            {
                if (args.length < 2)
                {
                    throw new WrongUsageException("commands.worldborder.warning.usage", new Object[0]);
                }

                int var11 = parseInt(args[2], 0);
                int var12;

                if (args[1].equals("time"))
                {
                    if (args.length != 3)
                    {
                        throw new WrongUsageException("commands.worldborder.warning.time.usage", new Object[0]);
                    }

                    var12 = var3.getWarningTime();
                    var3.setWarningTime(var11);
                    notifyOperators(sender, this, "commands.worldborder.warning.time.success", new Object[] {Integer.valueOf(var11), Integer.valueOf(var12)});
                }
                else if (args[1].equals("distance"))
                {
                    if (args.length != 3)
                    {
                        throw new WrongUsageException("commands.worldborder.warning.distance.usage", new Object[0]);
                    }

                    var12 = var3.getWarningDistance();
                    var3.setWarningDistance(var11);
                    notifyOperators(sender, this, "commands.worldborder.warning.distance.success", new Object[] {Integer.valueOf(var11), Integer.valueOf(var12)});
                }
            }
            else if (args[0].equals("get"))
            {
                var4 = var3.getDiameter();
                sender.setCommandStat(CommandResultStats.Type.QUERY_RESULT, MathHelper.floor_double(var4 + 0.5D));
                sender.addChatMessage(new ChatComponentTranslation("commands.worldborder.get.success", new Object[] {String.format("%.0f", new Object[]{Double.valueOf(var4)})}));
            }
        }
    }

    protected WorldBorder getWorldBorder()
    {
        return MinecraftServer.getServer().worldServers[0].getWorldBorder();
    }

    /**
     * Return a list of options when the user types TAB
     *  
     * @param sender The {@link ICommandSender sender} who pressed TAB
     * @param args The arguments that were present when TAB was pressed
     * @param pos The block that the player is targeting, <b>May be {@code null}</b>
     */
    public List addTabCompletionOptions(ICommandSender sender, String[] args, BlockPos pos)
    {
        return args.length == 1 ? getListOfStringsMatchingLastWord(args, new String[] {"set", "center", "damage", "warning", "add", "get"}): (args.length == 2 && args[0].equals("damage") ? getListOfStringsMatchingLastWord(args, new String[] {"buffer", "amount"}): (args.length == 2 && args[0].equals("warning") ? getListOfStringsMatchingLastWord(args, new String[] {"time", "distance"}): null));
    }
}
