/***********************************************************************
 *  Copyright - Secretariat of the Pacific Community                   *
 *  Droit de copie - Secrétariat Général de la Communauté du Pacifique *
 *  http://www.spc.int/                                                *
 ***********************************************************************/
package org.spc.ofp.project.mfcl.viewer;

import java.text.MessageFormat;
import java.util.HashMap;
import java.util.Map;
import javafx.application.Platform;
import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableValue;
import javafx.builders.ProgressIndicatorBuilder;
import javafx.builders.ScrollPaneBuilder;
import javafx.builders.TabBuilder;
import javafx.builders.TabPaneBuilder;
import javafx.builders.VBoxBuilder;
import javafx.scene.chart.Chart;
import javafx.scene.control.ProgressIndicator;
import javafx.scene.control.ScrollPane;
import javafx.scene.control.Tab;
import javafx.scene.control.TabPane;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.VBox;
import org.spc.ofp.java.i18n.I18NBase;
import org.spc.ofp.java.lang.__DIR__;
import org.spc.ofp.project.mfcl.io.rep.Rep;
import org.spc.ofp.project.mfcl.chart.helper.AgeSelectivityHelper;
import org.spc.ofp.project.mfcl.chart.helper.CatchHelper;
import org.spc.ofp.project.mfcl.chart.helper.ChartIterator;
import org.spc.ofp.project.mfcl.chart.helper.GrowthHelper;
import org.spc.ofp.project.mfcl.chart.helper.MSYHelper;
import org.spc.ofp.project.mfcl.chart.helper.MovementInformationHelper;
import org.spc.ofp.project.mfcl.chart.helper.NaturalMortalityHelper;
import org.spc.ofp.project.mfcl.chart.helper.PlotRepHelperBase;
import org.spc.ofp.project.mfcl.chart.helper.StockRecruitmentHelper;
import org.spc.ofp.project.mfcl.chart.helper.TagReportingHelper;
import org.spc.ofp.project.mfcl.chart.helper.TagReturnsHelper;
import org.spc.ofp.project.mfcl.chart.helper.YieldHelper;

/**
 * This class display the content of a plot.rep file.
 * @author Fabrice Bouyé (fabriceb@spc.int)
 */
class PlotRepPane extends BorderPane {

    private static final __DIR__ __DIR__ = new __DIR__(PlotRepPane.class);
    private static final I18NBase I18N = new I18NBase(PlotRepPane.class);
    private TabPane tabPane;
    /**
     * Map: fishery index -> fishery name.
     */
    private Map<Integer, String> fisheryMap = new HashMap<>();
    private Map<Tab, PlotRepHelperBase> helperMap = new HashMap<>();

    /**
     * Creates a new instance.
     * @param plotRep The plot.rep file.
     * @param fisheryNames The display fisheryName for each fishery.
     */
    public PlotRepPane(Rep plotRep, String... fisheryNames) {
        int fisheryNumber = plotRep.getFisheryCount();
        // Generate missing fishery names.
        for (int fisheryIndex = 0; fisheryIndex < fisheryNumber; fisheryIndex++) {
            String fisheryName = (fisheryIndex < fisheryNames.length) ? fisheryNames[fisheryIndex] : null;
            if (fisheryName == null || fisheryName.trim().isEmpty()) {
                fisheryName = MessageFormat.format(I18N.getString("FISHERY_NUMBER_LABEL"), fisheryIndex + 1); // NOI18N.
                fisheryMap.put(fisheryIndex, fisheryName);
            }
        }
        // Setup tabs.
        final Tab movementTab = TabBuilder.create().text(I18N.getString("MOVEMENT_TAB")).closable(false).build(); // NOI18N.
        helperMap.put(movementTab, new MovementInformationHelper(plotRep, fisheryMap));
        Tab tagReturnsTab = TabBuilder.create().text(I18N.getString("TAG_RETURNS_TAB")).closable(false).build();  // NOI18N.
        helperMap.put(tagReturnsTab, new TagReturnsHelper(plotRep, fisheryMap));
        Tab tagReportingTab = TabBuilder.create().text(I18N.getString("TAG_REPORTING_TAB")).closable(false).build();  // NOI18N.
        helperMap.put(tagReportingTab, new TagReportingHelper(plotRep, fisheryMap));
        Tab catchTab = TabBuilder.create().text(I18N.getString("CATCH_TAB")).closable(false).build();  // NOI18N.
        helperMap.put(catchTab, new CatchHelper(plotRep, fisheryMap));
        Tab biomassTab = TabBuilder.create().text(I18N.getString("BIOMASS_TAB")).closable(false).build();  // NOI18N.
        Tab exploitableBiomassTab = TabBuilder.create().text(I18N.getString("EXPLOITABLE_BIOMASS_TAB")).closable(false).build();  // NOI18N.
        Tab exploitablePopVSObservedCPUETab = TabBuilder.create().text(I18N.getString("EXPLOITABLE_POPULATION_VS_OBSERVED_CPUE_TAB")).closable(false).build();  // NOI18N.
        Tab initialPopulationTab = TabBuilder.create().text(I18N.getString("INITIAL_POPULATION_TAB")).closable(false).build();  // NOI18N.
        Tab recruitmentTab = TabBuilder.create().text(I18N.getString("RECRUITMENT_TAB")).closable(false).build();  // NOI18N.
        Tab fishingMortalityTab = TabBuilder.create().text(I18N.getString("FISHING_MORTALITY_TAB")).closable(false).build();  // NOI18N.
        Tab catchabilityTab = TabBuilder.create().text(I18N.getString("CATCHABILITY_TAB")).closable(false).build();  // NOI18N.
        Tab effortDevsTab = TabBuilder.create().text(I18N.getString("EFFORT_DEVS_TAB")).closable(false).build();  // NOI18N.
        Tab ageSelectivityTab = TabBuilder.create().text(I18N.getString("AGE_SELECTIVITY_TAB")).closable(false).build();  // NOI18N.
        helperMap.put(ageSelectivityTab, new AgeSelectivityHelper(plotRep, fisheryMap));
        Tab lengthSelectivityTab = TabBuilder.create().text(I18N.getString("LENGTH_SELECTIVITY_TAB")).closable(false).build();  // NOI18N.
        Tab naturalMortalityTab = TabBuilder.create().text(I18N.getString("NATURAL_MORTALITY_TAB")).closable(false).build();  // NOI18N.
        helperMap.put(naturalMortalityTab, new NaturalMortalityHelper(plotRep, fisheryMap));
        Tab growthTab = TabBuilder.create().text(I18N.getString("GROWTH_TAB")).closable(false).build();  // NOI18N.
        helperMap.put(growthTab, new GrowthHelper(plotRep, fisheryMap));
        Tab stockRecruitmentTab = TabBuilder.create().text(I18N.getString("STOCK_RECRUITMENT_TAB")).closable(false).build();  // NOI18N.
        helperMap.put(stockRecruitmentTab, new StockRecruitmentHelper(plotRep, fisheryMap));
        Tab yieldTab = TabBuilder.create().text(I18N.getString("YIELD_TAB")).closable(false).build();  // NOI18N.
        helperMap.put(yieldTab, new YieldHelper(plotRep, fisheryMap));
        Tab msyTab = TabBuilder.create().text(I18N.getString("MSY_TAB")).closable(false).build();  // NOI18N.
        helperMap.put(msyTab, new MSYHelper(plotRep, fisheryMap));
        tabPane = TabPaneBuilder.create().id("tabPane").build();  // NOI18N.
        tabPane.getTabs().addAll(movementTab, tagReturnsTab, tagReportingTab, catchTab, biomassTab, exploitableBiomassTab, exploitablePopVSObservedCPUETab, initialPopulationTab, recruitmentTab, fishingMortalityTab, catchabilityTab, effortDevsTab, ageSelectivityTab, lengthSelectivityTab, naturalMortalityTab, growthTab, stockRecruitmentTab, yieldTab, msyTab); // NOI18N.
        setCenter(tabPane);
        tabPane.getSelectionModel().selectedItemProperty().addListener(new ChangeListener<Tab>() {

            /**
             * {@inheritDoc}
             */
            @Override
            public void changed(ObservableValue<? extends Tab> observable, Tab oldValue, Tab newValue) {
                setupTab(newValue);
            }
        });
        System.out.println("FX app thread? "+Platform.isFxApplicationThread());
        // If uncommented the TabView's arrow button fails to pop on screen.
        //setupTab(movementTab);
        // If you use this, the TabView's arrow button is correctly popped up.
        Platform.runLater(new Runnable() {

            /**
             * {@inheritDoc}
             */
            @Override
            public void run() {
                setupTab(movementTab);
            }
        });
    }

    private void setupTab(final Tab tab) {
        if (tab.getContent() != null) {
            return;
        }
        final PlotRepHelperBase helper = helperMap.remove(tab);
        if (helper == null) {
            return;
        }
        ProgressIndicator progressIndicator = ProgressIndicatorBuilder.create().id("progressIndicator").build();
        tab.setContent(progressIndicator);
        Platform.runLater(new Runnable() {

            /**
             * {@inheritDoc}
             */
            @Override
            public void run() {
                impl_setupTab(tab, helper);
            }
        });
    }

    /**
     * Setup the content of a tab.
     * @param tab The target tab.
     * @param helper The helper which will generate this tab's charts.
     */
    private void impl_setupTab(Tab tab, PlotRepHelperBase helper) {
        System.out.println(MessageFormat.format("impl_setupTab({0}, {1})", tab, helper));
        VBox chartBox = VBoxBuilder.create().id("chartBox").build(); // NOI18N.
        int minHeight = 0;
        int chartIndex = 0;
        for (ChartIterator iterator = helper.getChartIterator(); iterator.hasNext();) {
            Chart chart = iterator.next();
            if (chart == null) {
                continue;
            }
            impl_setupChart(chart);
            minHeight += chart.getMinHeight();
            chartBox.getChildren().add(chart);
            chartIndex++;
        }
        System.out.println(MessageFormat.format("impl_setupTab() created {0} chart(s)", chartIndex));
        //chartBox.setMinHeight(minHeight);
        ScrollPane chartScroll = ScrollPaneBuilder.create().id("chartScroll").build(); // NOI18N.
        chartScroll.setNode(chartBox);
        //chartScroll.setFitToHeight(true);
        tab.setContent(chartScroll);
    }

    /**
     * Prepare each chart before display.
     * @param chart The target chart.
     */
    private void impl_setupChart(Chart chart) {
        chart.setMinHeight(300);
        chart.setMaxSize(Integer.MAX_VALUE, Integer.MAX_VALUE);
    }
}