package com.thatgravyboat.skyblockhud.commands;

import java.util.List;
import net.minecraft.command.CommandBase;
import net.minecraft.command.CommandException;
import net.minecraft.command.ICommandSender;
import net.minecraft.util.BlockPos;

/**
 @author Moulberry
 **/
public class SimpleCommand extends CommandBase {

    private String commandName;
    private ProcessCommandRunnable runnable;
    private TabCompleteRunnable tabRunnable;

    public SimpleCommand(String commandName, ProcessCommandRunnable runnable) {
        this.commandName = commandName;
        this.runnable = runnable;
    }

    public SimpleCommand(
        String commandName,
        ProcessCommandRunnable runnable,
        TabCompleteRunnable tabRunnable
    ) {
        this.commandName = commandName;
        this.runnable = runnable;
        this.tabRunnable = tabRunnable;
    }

    public abstract static class ProcessCommandRunnable {

        public abstract void processCommand(
            ICommandSender sender,
            String[] args
        );
    }

    public abstract static class TabCompleteRunnable {

        public abstract List<String> tabComplete(
            ICommandSender sender,
            String[] args,
            BlockPos pos
        );
    }

    public boolean canCommandSenderUseCommand(ICommandSender sender) {
        return true;
    }

    public String getCommandName() {
        return commandName;
    }

    public String getCommandUsage(ICommandSender sender) {
        return "/" + commandName;
    }

    public void processCommand(ICommandSender sender, String[] args)
        throws CommandException {
        runnable.processCommand(sender, args);
    }

    public List<String> addTabCompletionOptions(
        ICommandSender sender,
        String[] args,
        BlockPos pos
    ) {
        if (tabRunnable != null) return tabRunnable.tabComplete(
            sender,
            args,
            pos
        );
        return null;
    }
}