TestMapArchObjectParser.java

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/*
 * Gridarta MMORPG map editor for Crossfire, Daimonin and similar games.
 * Copyright (C) 2000-2023 The Gridarta Developers.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
package net.sf.gridarta.model.io;
 
import java.io.BufferedReader;
import java.io.IOException;
import java.util.Formatter;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import net.sf.gridarta.model.direction.Direction;
import net.sf.gridarta.model.maparchobject.TestMapArchObject;
import net.sf.gridarta.model.mapmodel.MapFile;
import net.sf.gridarta.utils.NumberUtils;
import net.sf.gridarta.utils.Size2D;
import net.sf.gridarta.utils.StringUtils;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
 
public class TestMapArchObjectParser extends AbstractMapArchObjectParser<TestMapArchObject> {
 
    @NotNull
    private static final Pattern TILE_PATH_PATTERN = Pattern.compile("(\\d+) (.+)");
 
    private int width;
 
    private int height;
 
    @Override
    public void load(@NotNull final BufferedReader reader, @NotNull final TestMapArchObject mapArchObject) throws IOException {
        width = 0;
        height = 0;
        super.load(reader, mapArchObject);
        mapArchObject.setMapSize(new Size2D(Math.max(1, width), Math.max(1, height)));
    }
 
    @Override
    protected boolean parseLine(@NotNull final String line, @NotNull final String key, @NotNull final String value, @NotNull final TestMapArchObject mapArchObject, @NotNull final BufferedReader reader) throws IOException {
        if (line.equals("msg")) {
            while (true) {
                final String msgLine = reader.readLine();
                if (msgLine == null) {
                    throw new IOException("unexpected end of file in msg...endmsg field");
                }
 
                final String trimmedMsgLine = StringUtils.removeTrailingWhitespace(msgLine);
 
                if (trimmedMsgLine.equals("endmsg")) {
                    break;
                }
 
                if (!mapArchObject.getText().isEmpty()) {
                    mapArchObject.addText("\n");
                }
                mapArchObject.addText(trimmedMsgLine);
            }
        } else if (line.startsWith("tile_path_")) {
            final Matcher m = TILE_PATH_PATTERN.matcher(line.substring(10));
            if (!m.matches()) {
                throw new InvalidMapFormatException("unexpected map attribute: '" + line + "'");
            }
 
            // get tile path
            try {
                final int index = Integer.parseInt(m.group(1));
                if (index > 0 && index <= Direction.values().length) {
                    mapArchObject.setTilePath(Direction.values()[index - 1], m.group(2));
                } else {
                    throw new InvalidMapFormatException("unexpected map attribute: '" + line + "'");
                }
            } catch (final NumberFormatException ex) {
                throw new InvalidMapFormatException("unexpected map attribute: '" + line + "'", ex);
            }
        } else if (line.equals("end")) {
            return false;
        } else {
            switch (key) {
            case "name":
                mapArchObject.setMapName(value);
                break;
 
            case "width":
                width = NumberUtils.parseInt(value);
                break;
 
            case "height":
                height = NumberUtils.parseInt(value);
                break;
 
            case "enter_x":
                mapArchObject.setEnterX(NumberUtils.parseInt(value));
                break;
 
            case "enter_y":
                mapArchObject.setEnterY(NumberUtils.parseInt(value));
                break;
 
            case "reset_timeout":
                mapArchObject.setResetTimeout(NumberUtils.parseInt(value));
                break;
 
            case "swap_time":
                mapArchObject.setSwapTime(NumberUtils.parseInt(value));
                break;
 
            case "difficulty":
                mapArchObject.setDifficulty(NumberUtils.parseInt(value));
                break;
 
            case "darkness":
                mapArchObject.setDarkness(NumberUtils.parseInt(value));
                break;
 
            case "fixed_resettime":
                mapArchObject.setFixedReset(NumberUtils.parseInt(value) != 0);
                break;
 
            case "outdoor":
                mapArchObject.setOutdoor(NumberUtils.parseInt(value) != 0);
                break;
 
            default:
                throw new InvalidMapFormatException("unexpected map attribute: '" + line + "'");
            }
        }
 
        return true;
    }
 
    @Override
    public void save(@NotNull final Appendable appendable, @NotNull final TestMapArchObject mapArchObject, @Nullable final MapFile mapFile) throws IOException {
        final Formatter format = new Formatter(appendable);
        appendable.append("arch map\n");
        if (!mapArchObject.getMapName().isEmpty()) {
            format.format("name %s\n", mapArchObject.getMapName());
        }
        if (mapArchObject.getSwapTime() != 0) {
            format.format("swap_time %d\n", mapArchObject.getSwapTime());
        }
        if (mapArchObject.getResetTimeout() != 0) {
            format.format("reset_timeout %d\n", mapArchObject.getResetTimeout());
        }
        if (mapArchObject.isFixedReset()) {
            appendable.append("fixed_resettime 1\n");
        }
        if (mapArchObject.getDifficulty() != 0) {
            format.format("difficulty %d\n", mapArchObject.getDifficulty());
        }
        if (mapArchObject.getDarkness() != 0) {
            format.format("darkness %d\n", mapArchObject.getDarkness());
        }
        format.format("width %d\n", mapArchObject.getMapSize().getWidth());
        format.format("height %d\n", mapArchObject.getMapSize().getHeight());
        if (mapArchObject.getEnterX() != 0) {
            format.format("enter_x %d\n", mapArchObject.getEnterX());
        }
        if (mapArchObject.getEnterY() != 0) {
            format.format("enter_y %d\n", mapArchObject.getEnterY());
        }
        if (!mapArchObject.getText().trim().isEmpty()) {
            format.format("msg\n" + "%s\n" + "endmsg\n", mapArchObject.getText().trim());
        }
        if (mapArchObject.isOutdoor()) {
            appendable.append("outdoor 1\n");
        }
        for (final Direction direction : Direction.values()) {
            if (!mapArchObject.getTilePath(direction).isEmpty()) {
                format.format("tile_path_%d %s\n", direction.ordinal() + 1, mapArchObject.getTilePath(direction));
            }
        }
        appendable.append("end\n");
    }
 
}