ValidationError.java

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/*
 * Gridarta MMORPG map editor for Crossfire, Daimonin and similar games.
 * Copyright (C) 2000-2015 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.validation.errors;
 
import java.io.Serializable;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import net.sf.gridarta.model.archetype.Archetype;
import net.sf.gridarta.model.gameobject.GameObject;
import net.sf.gridarta.model.maparchobject.MapArchObject;
import net.sf.gridarta.model.mapmodel.MapModel;
import net.sf.gridarta.model.mapmodel.MapSquare;
import net.sf.gridarta.utils.HtmlUtils;
import net.sf.japi.swing.action.ActionBuilder;
import net.sf.japi.swing.action.ActionBuilderFactory;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
 
public abstract class ValidationError<G extends GameObject<G, A, R>, A extends MapArchObject<A>, R extends Archetype<G, A, R>> implements Serializable {
 
    private static final int TITLE_MAP_SQUARES = 3;
 
    private static final int TITLE_GAME_OBJECTS = 5;
 
    private static final long serialVersionUID = 1L;
 
    @NotNull
    private static final ActionBuilder ACTION_BUILDER = ActionBuilderFactory.getInstance().getActionBuilder("net.sf.gridarta");
 
    @NotNull
    private final String key;
 
    @NotNull
    private final MapModel<G, A, R> mapModel;
 
    @NotNull
    private final List<MapSquare<G, A, R>> mapSquares = new ArrayList<>(0);
 
    @NotNull
    private final List<G> gameObjects = new ArrayList<>(0);
 
    @NotNull
    private final Formatter<G, A, R, MapSquare<G, A, R>> mapSquareFormatter = new MapSquareFormatter<>();
 
    @NotNull
    private final Formatter<G, A, R, G> gameObjectFormatter = new GameObjectFormatter<>();
 
    protected ValidationError(@NotNull final MapModel<G, A, R> mapModel) throws IllegalArgumentException {
        final String name = getClass().getSimpleName();
        if (!name.endsWith("Error")) {
            throw new IllegalArgumentException("Class name must end with \"Error\"");
        }
        key = "Validator." + name.substring(0, name.indexOf("Error"));
        this.mapModel = mapModel;
    }
 
    protected ValidationError(@NotNull final String key, @NotNull final MapModel<G, A, R> mapModel) {
        this.key = key;
        this.mapModel = mapModel;
    }
 
    @NotNull
    public MapModel<G, A, R> getMapModel() {
        return mapModel;
    }
 
    @NotNull
    public Iterable<MapSquare<G, A, R>> getMapSquares() {
        return Collections.unmodifiableList(mapSquares);
    }
 
    protected void addMapSquare(@NotNull final MapSquare<G, A, R> mapSquare) {
        if (!mapSquares.contains(mapSquare)) {
            if (mapSquare.getMapModel() != mapModel) {
                throw new IllegalArgumentException("map square is not part of this map");
            }
            mapSquares.add(mapSquare);
        }
    }
 
    @NotNull
    public List<G> getGameObjects() {
        return Collections.unmodifiableList(gameObjects);
    }
 
    protected void addGameObject(@NotNull final G gameObject) {
        if (!gameObjects.contains(gameObject)) {
            gameObjects.add(gameObject);
            addMapSquare(gameObject.getMapSquare());
        }
    }
 
    @Nullable
    public abstract String getParameter(int id);
 
    @NotNull
    public String getMessage() {
        final int x;
        final int y;
        if (mapSquares.isEmpty()) {
            x = 0;
            y = 0;
        } else {
            final MapSquare<G, A, R> mapSquare = mapSquares.get(0);
            x = mapSquare == null ? -1 : mapSquare.getMapX();
            y = mapSquare == null ? -1 : mapSquare.getMapY();
        }
        final String archName = gameObjects.isEmpty() ? null : gameObjects.get(0).getBestName();
        final String parameter0 = getParameter(0);
        final String parameter1 = getParameter(1);
        final String parameter2 = getParameter(2);
        final String parameter3 = getParameter(3);
        final StringBuilder sb = new StringBuilder();
        if (mapSquares.size() > 1) {
            appendMapSquares(sb);
        }
        appendTitle(sb);
        appendGameObjects(sb);
        return ACTION_BUILDER.format(key + ".msg", HtmlUtils.encode(sb.toString()), x, y, HtmlUtils.encodeOptional(archName), HtmlUtils.encodeOptional(parameter0), HtmlUtils.encodeOptional(parameter1), HtmlUtils.encodeOptional(parameter2), HtmlUtils.encodeOptional(parameter3));
    }
 
    @Nullable
    @Override
    public String toString() {
        final StringBuilder sb = new StringBuilder();
        appendMapSquares(sb);
        appendTitle(sb);
        appendGameObjects(sb);
        return sb.toString();
    }
 
    private void appendMapSquares(@NotNull final StringBuilder sb) {
        appendObjects(sb, mapSquares, mapSquareFormatter, "[", "] ", TITLE_MAP_SQUARES);
    }
 
    private void appendTitle(@NotNull final StringBuilder sb) {
        final String title = ACTION_BUILDER.getString(key + ".title");
        sb.append(title == null ? key : title);
    }
 
    private void appendGameObjects(@NotNull final StringBuilder sb) {
        appendObjects(sb, gameObjects, gameObjectFormatter, " [", "]", TITLE_GAME_OBJECTS);
    }
 
    private <O> void appendObjects(@NotNull final StringBuilder sb, @NotNull final Collection<O> objects, @NotNull final Formatter<G, A, R, O> formatter, @NotNull final String prefix, @NotNull final String postfix, final int maxObjects) {
        if (objects.isEmpty()) {
            return;
        }
 
        final List<O> sortedObjects = new ArrayList<>(objects);
        sortedObjects.sort(formatter);
 
        sb.append(prefix);
        int count = 0;
        for (final O object : sortedObjects) {
            if (count > 0) {
                sb.append(' ');
            }
            sb.append(formatter.toString(object));
            count++;
            if (count >= maxObjects && sortedObjects.size() > maxObjects + 1) {
                sb.append("...");
                break;
            }
        }
        sb.append(postfix);
    }
 
}