package org.activityinfo.ui.client.page.entry.place;

/*
 * #%L
 * ActivityInfo Server
 * %%
 * Copyright (C) 2009 - 2013 UNICEF
 * %%
 * 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 3 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, see
 * <http://www.gnu.org/licenses/gpl-3.0.html>.
 * #L%
 */

import org.activityinfo.legacy.shared.command.DimensionType;
import org.activityinfo.legacy.shared.command.Filter;
import org.activityinfo.legacy.shared.model.ActivityDTO;
import org.activityinfo.legacy.shared.model.ActivityFormDTO;
import org.activityinfo.legacy.shared.model.UserDatabaseDTO;
import org.activityinfo.ui.client.page.PageId;
import org.activityinfo.ui.client.page.app.Section;
import org.activityinfo.ui.client.page.common.grid.AbstractPagingGridPageState;
import org.activityinfo.ui.client.page.entry.DataEntryPage;
import org.activityinfo.ui.client.page.entry.grouping.GroupingModel;
import org.activityinfo.ui.client.page.entry.grouping.NullGroupingModel;

import java.util.Arrays;
import java.util.List;

public class DataEntryPlace extends AbstractPagingGridPageState {

    private Filter filter;
    private GroupingModel grouping = NullGroupingModel.INSTANCE;

    public DataEntryPlace() {
        filter = new Filter();
    }

    public DataEntryPlace(Filter filter) {
        this.filter = filter;
    }

    public DataEntryPlace(GroupingModel grouping, Filter filter) {
        super();
        this.filter = filter;
        this.grouping = grouping;
    }

    public DataEntryPlace(ActivityFormDTO activity) {
        filter = new Filter();
        filter.addRestriction(DimensionType.Activity, activity.getId());
    }

    public DataEntryPlace(ActivityDTO activity) {
        filter = new Filter();
        filter.addRestriction(DimensionType.Activity, activity.getId());
    }

    public DataEntryPlace(UserDatabaseDTO database) {
        filter = new Filter();
        filter.addRestriction(DimensionType.Database, database.getId());
    }

    @Deprecated
    public DataEntryPlace(int activityId) {
        filter = new Filter();
        filter.addRestriction(DimensionType.Activity, activityId);
    }

    public Filter getFilter() {
        return filter;
    }

    public GroupingModel getGrouping() {
        return grouping;
    }

    public DataEntryPlace setGrouping(GroupingModel grouping) {
        this.grouping = grouping;
        return this;
    }

    @Override
    public PageId getPageId() {
        return DataEntryPage.PAGE_ID;
    }

    @Override
    public String serializeAsHistoryToken() {
        return DataEntryPlaceParser.serialize(this);
    }

    @Override
    public List<PageId> getEnclosingFrames() {
        return Arrays.asList(DataEntryPage.PAGE_ID);
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((filter == null) ? 0 : filter.hashCode());
        result = prime * result + ((grouping == null) ? 0 : grouping.hashCode());
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        DataEntryPlace other = (DataEntryPlace) obj;
        if (filter == null) {
            if (other.filter != null) {
                return false;
            }
        } else if (!filter.equals(other.filter)) {
            return false;
        }
        if (grouping == null) {
            if (other.grouping != null) {
                return false;
            }
        } else if (!grouping.equals(other.grouping)) {
            return false;
        }
        return true;
    }

    public DataEntryPlace copy() {
        return new DataEntryPlace(grouping, new Filter(filter));
    }

    public DataEntryPlace setFilter(Filter filter) {
        this.filter = filter;
        return this;
    }

    @Override
    public Section getSection() {
        return Section.DATA_ENTRY;
    }

}