001/*
002 * PlotSquared, a land and world management plugin for Minecraft.
003 * Copyright (C) IntellectualSites <https://intellectualsites.com>
004 * Copyright (C) IntellectualSites team and contributors
005 *
006 * This program is free software: you can redistribute it and/or modify
007 * it under the terms of the GNU General Public License as published by
008 * the Free Software Foundation, either version 3 of the License, or
009 * (at your option) any later version.
010 *
011 * This program is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
014 * GNU General Public License for more details.
015 *
016 * You should have received a copy of the GNU General Public License
017 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
018 */
019package com.plotsquared.core.command;
020
021import com.plotsquared.core.plot.PlotId;
022
023public abstract class Argument<T> {
024
025    public static final Argument<Integer> Integer = new Argument<>("int", 16) {
026        @Override
027        public Integer parse(String in) {
028            Integer value = null;
029            try {
030                value = java.lang.Integer.parseInt(in);
031            } catch (Exception ignored) {
032            }
033            return value;
034        }
035    };
036    public static final Argument<Boolean> Boolean = new Argument<>("boolean", true) {
037        @Override
038        public Boolean parse(String in) {
039            Boolean value = null;
040            if (in.equalsIgnoreCase("true") || in.equalsIgnoreCase("Yes") || in
041                    .equalsIgnoreCase("1")) {
042                value = true;
043            } else if (in.equalsIgnoreCase("false") || in.equalsIgnoreCase("No") || in
044                    .equalsIgnoreCase("0")) {
045                value = false;
046            }
047            return value;
048        }
049    };
050    public static final Argument<String> String = new Argument<>("String", "Example") {
051        @Override
052        public String parse(String in) {
053            return in;
054        }
055    };
056    public static final Argument<String> PlayerName =
057            new Argument<>("PlayerName", "<player | *>") {
058                @Override
059                public String parse(String in) {
060                    return in.length() <= 16 ? in : null;
061                }
062            };
063    public static final Argument<PlotId> PlotID =
064            new Argument<>("PlotID", PlotId.of(-6, 3)) {
065                @Override
066                public PlotId parse(String in) {
067                    return PlotId.fromString(in);
068                }
069            };
070    private final String name;
071    private final T example;
072
073    public Argument(String name, T example) {
074        this.name = name;
075        this.example = example;
076    }
077
078    public abstract T parse(String in);
079
080    @Override
081    public final String toString() {
082        return this.getName();
083    }
084
085    public final String getName() {
086        return this.name;
087    }
088
089    public final T getExample() {
090        return this.example;
091    }
092
093}