package mage.client.util.gui;

import mage.client.MageFrame;
import mage.client.components.MageComponents;
import mage.client.dialog.PreferencesDialog;
import mage.client.table.PlayersChatPanel;
import mage.client.util.GUISizeHelper;
import mage.constants.*;
import mage.view.CardView;
import mage.view.CounterView;
import mage.view.PermanentView;
import net.java.truevfs.access.TFile;
import org.apache.log4j.Logger;
import org.jdesktop.swingx.JXPanel;
import org.mage.card.arcane.ManaSymbols;
import org.mage.card.arcane.UI;
import org.mage.plugins.card.utils.CardImageUtils;

import javax.swing.*;
import java.awt.*;
import java.util.List;
import java.util.*;
import java.util.stream.Collectors;

import static mage.client.dialog.PreferencesDialog.KEY_MAGE_PANEL_LAST_SIZE;

/**
 * Helper class for GUI
 *
 * @author JayDi85
 */
public final class GuiDisplayUtil {

    private static final Logger logger = Logger.getLogger(GuiDisplayUtil.class);

    private static final Font cardNameFont = new Font("Calibri", Font.BOLD, 15);
    private static final Insets DEFAULT_INSETS = new Insets(0, 0, 70, 25);
    private static final Insets COMPONENT_INSETS = new Insets(0, 0, 40, 40);

    public static class TextLines {

        private int basicTextLength;
        private java.util.List<String> lines;

        public int getBasicTextLength() {
            return basicTextLength;
        }

        public void setBasicTextLength(int basicTextLength) {
            this.basicTextLength = basicTextLength;
        }

        public List<String> getLines() {
            return lines;
        }

        public void setLines(java.util.List<String> lines) {
            this.lines = lines;
        }
    }

    public static void restoreDividerLocations(Rectangle bounds, String lastDividerLocation, JComponent component) {
        String currentBounds = Double.toString(bounds.getWidth()) + 'x' + bounds.getHeight();
        String savedBounds = PreferencesDialog.getCachedValue(KEY_MAGE_PANEL_LAST_SIZE, null);
        // use divider positions only if screen size is the same as it was the time the settings were saved
        if (savedBounds != null && savedBounds.equals(currentBounds)) {
            if (lastDividerLocation != null && component != null) {
                if (component instanceof JSplitPane) {
                    JSplitPane jSplitPane = (JSplitPane) component;
                    jSplitPane.setDividerLocation(Integer.parseInt(lastDividerLocation));
                }

                if (component instanceof PlayersChatPanel) {
                    PlayersChatPanel playerChatPanel = (PlayersChatPanel) component;
                    playerChatPanel.setSplitDividerLocation(Integer.parseInt(lastDividerLocation));
                }
            }
        }
    }

    public static void saveCurrentBoundsToPrefs() {
        Rectangle rec = MageFrame.getDesktop().getBounds();
        String currentBounds = Double.toString(rec.getWidth()) + 'x' + rec.getHeight();
        PreferencesDialog.saveValue(KEY_MAGE_PANEL_LAST_SIZE, currentBounds);
    }

    public static void saveDividerLocationToPrefs(String dividerPrefKey, int position) {
        PreferencesDialog.saveValue(dividerPrefKey, Integer.toString(position));
    }

    public static JXPanel getDescription(CardView card, int width, int height) {
        JXPanel descriptionPanel = new JXPanel();

        //descriptionPanel.setAlpha(.8f);
        descriptionPanel.setBounds(0, 0, width, height);
        descriptionPanel.setVisible(false);
        descriptionPanel.setLayout(null);

        JButton j = new JButton("");
        j.setBounds(0, 0, width, height);
        j.setBackground(Color.black);
        j.setLayout(null);

        JLabel cardText = new JLabel();
        cardText.setBounds(5, 5, width - 10, height - 10);
        cardText.setForeground(Color.white);
        cardText.setFont(cardNameFont);
        cardText.setVerticalAlignment(SwingConstants.TOP);
        j.add(cardText);

        TextLines textLines = GuiDisplayUtil.getTextLinesfromCardView(card);
        cardText.setText(getRulesFromCardView(card, textLines).toString());

        descriptionPanel.add(j);

        return descriptionPanel;
    }

    public static String cleanString(String in) {
        StringBuilder out = new StringBuilder();
        char c;
        for (int i = 0; i < in.length(); i++) {
            c = in.charAt(i);
            if (c == ' ' || c == '-') {
                out.append('_');
            } else if (Character.isLetterOrDigit(c)) {
                out.append(c);
            }
        }
        return out.toString().toLowerCase(Locale.ENGLISH);
    }

    public static void keepComponentInsideScreen(int centerX, int centerY, Component component) {
        Dimension screenDim = component.getToolkit().getScreenSize();
        GraphicsConfiguration g = component.getGraphicsConfiguration();

        if (g != null) {
            Insets insets = component.getToolkit().getScreenInsets(g); // no usable space like toolbar
            boolean setLocation = false;
            if (centerX + component.getWidth() > screenDim.width - insets.right) {
                centerX = (screenDim.width - insets.right) - component.getWidth();
                setLocation = true;
            } else if (centerX < insets.left) {
                centerX = insets.left;
                setLocation = true;
            }

            if (centerY + component.getHeight() > screenDim.height - insets.bottom) {
                centerY = (screenDim.height - insets.bottom) - component.getHeight();
                setLocation = true;
            } else if (centerY < insets.top) {
                centerY = insets.top;
                setLocation = true;
            }
            if (setLocation) {
                component.setLocation(centerX, centerY);
            }
        } else {
            System.out.println("GuiDisplayUtil::keepComponentInsideScreen -> no GraphicsConfiguration");
        }
    }

    static final int OVERLAP_LIMIT = 10;

    public static void keepComponentInsideFrame(int centerX, int centerY, Component component) {
        Rectangle frameRec = MageFrame.getInstance().getBounds();
        boolean setLocation = false;
        if (component.getX() > (frameRec.width - OVERLAP_LIMIT)) {
            setLocation = true;
        }
        if (component.getY() > (frameRec.height - OVERLAP_LIMIT)) {
            setLocation = true;
        }
        if (setLocation) {
            component.setLocation(centerX, centerY);
        }
    }

    public static Point keepComponentInsideParent(Point l, Point parentPoint, Component c, Component parent) {
        int dx = parentPoint.x + parent.getWidth() - DEFAULT_INSETS.right - COMPONENT_INSETS.right;
        if (l.x + c.getWidth() > dx) {
            l.x = dx - c.getWidth();
        }

        int dy = parentPoint.y + parent.getHeight() - DEFAULT_INSETS.bottom - COMPONENT_INSETS.bottom;
        if (l.y + c.getHeight() > dy) {
            l.y = Math.max(10, dy - c.getHeight());
        }

        return l;
    }

    public static TextLines getTextLinesfromCardView(CardView card) {
        TextLines textLines = new TextLines();

        // rules
        textLines.setLines(new ArrayList<>(card.getRules()));
        for (String rule : card.getRules()) {
            textLines.setBasicTextLength(textLines.getBasicTextLength() + rule.length());
        }

        // counters
        if (card.getMageObjectType().canHaveCounters()) {
            java.util.List<CounterView> counters = new ArrayList<>();
            if (card.getCounters() != null) {
                counters.addAll(card.getCounters());
            }
            if (!counters.isEmpty()) {
                StringBuilder sb = new StringBuilder();
                int index = 0;
                for (CounterView counter : counters) {
                    if (counter.getCount() > 0) {
                        if (index == 0) {
                            sb.append("<b>Counters:</b> ");
                        } else {
                            sb.append(", ");
                        }
                        sb.append(counter.getCount()).append(" x <i>").append(counter.getName()).append("</i>");
                        index++;
                    }
                }
                textLines.getLines().add(sb.toString());
                textLines.setBasicTextLength(textLines.getBasicTextLength() + 50);
            }
        }

        // damage
        if (card.getMageObjectType().isPermanent() && card instanceof PermanentView) {
            int damage = ((PermanentView) card).getDamage();
            if (damage > 0) {
                textLines.getLines().add("<span color='red'><b>Damage dealt:</b> " + damage + "</span>");
                textLines.setBasicTextLength(textLines.getBasicTextLength() + 50);
            }
        }
        return textLines;
    }

    public static String getHintIconHtml(String iconName, int symbolSize) {
        return "<img src='" + getResourcePath("hint/" + iconName + ".png") + "' alt='" + iconName + "' width=" + symbolSize + " height=" + symbolSize + ">";
    }

    public static StringBuilder getRulesFromCardView(CardView card, TextLines textLines) {
        String manaCost = card.getManaCostStr();
        String castingCost = UI.getDisplayManaCost(manaCost);
        castingCost = ManaSymbols.replaceSymbolsWithHTML(castingCost, ManaSymbols.Type.TOOLTIP);

        int symbolCount = 0;
        int offset = 0;
        while ((offset = castingCost.indexOf("<img", offset) + 1) != 0) {
            symbolCount++;
        }

        String fontFamily = "tahoma";
        int fontSize = GUISizeHelper.cardTooltipFont.getSize();

        /*if (prefs.fontFamily == CardFontFamily.arial)
         fontFamily = "arial";
         else if (prefs.fontFamily == CardFontFamily.verdana) {
         fontFamily = "verdana";
         }*/
        final StringBuilder buffer = new StringBuilder(512);
        buffer.append("<html><body style='font-family:");
        buffer.append(fontFamily);
        buffer.append(";font-size:");
        buffer.append(fontSize);
        buffer.append("pt;margin:0px 1px 0px 1px'>");
        buffer.append("<table cellspacing=0 cellpadding=0 border=0 width='100%'>");
        buffer.append("<tr><td valign='top'><b>");
        buffer.append(card.getDisplayName());
        if (card.isGameObject()) {
            buffer.append(" [").append(card.getId().toString(), 0, 3).append(']');
        }
        buffer.append("</b></td><td align='right' valign='top' style='width:");
        buffer.append(symbolCount * fontSize);
        buffer.append("px'>");
        if (!card.isSplitCard()) {
            buffer.append(castingCost);
        }
        buffer.append("</td></tr></table>");
        buffer.append("<table cellspacing=0 cellpadding=0 border=0 width='100%'><tr><td style='margin-left: 1px'>");
        String imageSize = " width=" + fontSize + " height=" + fontSize + '>';
        if (card.getColor().isWhite()) {
            buffer.append("<img src='").append(getResourcePath("card/color_ind_white.png")).append("' alt='W' ").append(imageSize);
        }
        if (card.getColor().isBlue()) {
            buffer.append("<img src='").append(getResourcePath("card/color_ind_blue.png")).append("' alt='U' ").append(imageSize);
        }
        if (card.getColor().isBlack()) {
            buffer.append("<img src='").append(getResourcePath("card/color_ind_black.png")).append("' alt='B' ").append(imageSize);
        }
        if (card.getColor().isRed()) {
            buffer.append("<img src='").append(getResourcePath("card/color_ind_red.png")).append("' alt='R' ").append(imageSize);
        }
        if (card.getColor().isGreen()) {
            buffer.append("<img src='").append(getResourcePath("card/color_ind_green.png")).append("' alt='G' ").append(imageSize);
        }
        if (!card.getColor().isColorless()) {
            buffer.append("&nbsp;&nbsp;");
        }
        buffer.append(getTypes(card));
        buffer.append("</td><td align='right'>");
        String rarity;
        if (card.getRarity() == null) {
            rarity = Rarity.COMMON.getCode();
            buffer.append("<b color='black'>");
        } else {
            switch (card.getRarity()) {
                case RARE:
                    buffer.append("<b color='#FFBF00'>");
                    break;
                case UNCOMMON:
                    buffer.append("<b color='silver'>");
                    break;
                case COMMON:
                    buffer.append("<b color='black'>");
                    break;
                case MYTHIC:
                    buffer.append("<b color='#D5330B'>");
                    break;
            }
            rarity = card.getRarity().getCode();
        }
        if (card.getExpansionSetCode() != null) {
            buffer.append(ManaSymbols.replaceSetCodeWithHTML(card.getExpansionSetCode().toUpperCase(Locale.ENGLISH), rarity, GUISizeHelper.symbolTooltipSize));
        }
        buffer.append("</td></tr></table>");

        String pt;
        if (card.isCreature()) {
            pt = card.getPower() + '/' + card.getToughness();
        } else if (card.showPT()) {
            // Vehicles have a P/T set to display even when not creatures.
            pt = "<span color='gray'>(" + card.getPower() + '/' + card.getToughness() + ")</span>";
        } else if (card.isPlaneswalker()) {
            pt = card.getLoyalty();
        } else if (card.isBattle()) {
            pt = card.getDefense();
        } else {
            pt = "";
        }

        buffer.append("<table cellspacing=0 cellpadding=0 border=0 width='100%' valign='bottom'><tr><td><b>");
        buffer.append(pt).append("</b></td>");
        buffer.append("<td align='right'>");
        if (!card.isControlledByOwner()) {
            if (card instanceof PermanentView) {
                buffer.append('[').append(((PermanentView) card).getNameOwner()).append("] ");
            } else {
                buffer.append("[only controlled] ");
            }
        }
        if (card instanceof PermanentView && ((PermanentView) card).isAttachedToDifferentlyControlledPermanent()) {
            buffer.append('(').append(((PermanentView) card).getNameController()).append(") ");
        }
        if (card.getMageObjectType() != MageObjectType.NULL) {
            buffer.append(card.getMageObjectType().toString());
        }
        buffer.append("</td></tr></table>");

        // split card rules shows up by parts, so no needs to duplicate it later (only dynamic abilities must be shown)
        Set<String> duplicatedRules = new HashSet<>();

        StringBuilder rule = new StringBuilder("<br/>");
        if (card.isSplitCard()) {
            rule.append("<table cellspacing=0 cellpadding=0 border=0 width='100%'>");
            rule.append("<tr><td valign='top'><b>");
            rule.append(card.getLeftSplitName());
            rule.append("</b></td><td align='right' valign='top' style='width:");
            rule.append(ManaSymbols.getClearManaSymbolsCount(card.getLeftSplitCostsStr()) * GUISizeHelper.symbolTooltipSize + 1);
            rule.append("px'>");
            rule.append(card.getLeftSplitCostsStr());
            rule.append("</td></tr></table>");
            for (String ruling : card.getLeftSplitRules()) {
                if (ruling != null && !ruling.replace(".", "").trim().isEmpty()) {
                    // split names must be replaced
                    duplicatedRules.add(ruling);
                    rule.append("<p style='margin: 2px'>").append(replaceNamesInRule(ruling, card.getLeftSplitName())).append("</p>");
                }
            }
            rule.append("<table cellspacing=0 cellpadding=0 border=0 width='100%'>");
            rule.append("<tr><td valign='top'><b>");
            rule.append(card.getRightSplitName());
            rule.append("</b></td><td align='right' valign='top' style='width:");
            rule.append(ManaSymbols.getClearManaSymbolsCount(card.getRightSplitCostsStr()) * GUISizeHelper.symbolTooltipSize + 1);
            rule.append("px'>");
            rule.append(card.getRightSplitCostsStr());
            rule.append("</td></tr></table>");
            for (String ruling : card.getRightSplitRules()) {
                if (ruling != null && !ruling.replace(".", "").trim().isEmpty()) {
                    // split names must be replaced
                    duplicatedRules.add(ruling);
                    rule.append("<p style='margin: 2px'>").append(replaceNamesInRule(ruling, card.getRightSplitName())).append("</p>");
                }
            }
        }
        if (!textLines.getLines().isEmpty()) {
            for (String textLine : textLines.getLines()) {
                if (textLine != null && !textLine.replace(".", "").trim().isEmpty()) {
                    if (duplicatedRules.contains(textLine)) {
                        continue;
                    }
                    rule.append("<p style='margin: 2px'>").append(textLine).append("</p>");
                }
            }
        }

        String legal = rule.toString();
        if (!legal.isEmpty()) {
            legal = replaceNamesInRule(legal, card.getDisplayName()); // must show real display name (e.g. split part, not original card)
            buffer.append(ManaSymbols.replaceSymbolsWithHTML(legal, ManaSymbols.Type.TOOLTIP));
        }

        Zone zone = card.getZone();
        if (zone != null) {
            buffer.append("<p style='margin: 2px'><b>Card Zone:</b> ").append(zone).append("</p>");
        }

        // missing image info in card popup
        boolean displayFullImagePath = PreferencesDialog.getCachedValue(PreferencesDialog.KEY_SHOW_FULL_IMAGE_PATH, "false").equals("true");
        if (displayFullImagePath) {
            String imageFile = CardImageUtils.buildImagePathToCardView(card);
            if (imageFile.startsWith("ERROR") || !(new TFile(imageFile).exists())) {
                buffer.append("<p style='margin: 2px'><b>Missing image:</b> ").append(imageFile).append("</p>");
            }
        }

        buffer.append("<br></body></html>");
        return buffer;
    }

    private static String replaceNamesInRule(String rule, String cardName) {
        return rule.replaceAll("\\{this\\}", cardName.isEmpty() ? "this" : cardName);
    }

    private static String getResourcePath(String image) {
        return GuiDisplayUtil.class.getClassLoader().getResource(image).toString();
    }

    private static String getTypes(CardView card) {
        String types = "";
        for (SuperType superType : card.getSuperTypes()) {
            types += superType.toString() + ' ';
        }
        for (CardType cardType : card.getCardTypes()) {
            types += cardType.toString() + ' ';
        }
        if (!card.getSubTypes().isEmpty()) {
            types += "- ";
        }
        for (SubType subType : card.getSubTypes()) {
            types += subType + " ";
        }
        return types.trim();
    }

    public static void setPanelEnabled(JPanel panel, Boolean isEnabled) {
        panel.setEnabled(isEnabled);
        Component[] components = panel.getComponents();
        for (Component component : components) {
            if (component instanceof JPanel) {
                setPanelEnabled((JPanel) component, isEnabled);
            }
            component.setEnabled(isEnabled);
        }
    }

    /**
     * Fast refresh of GUI settings after theme change.
     * Warning, use it for:
     * - startup (before any components create)
     * - preview only (for settings dialog)
     * Existing hidden components can miss new settings (will render with old colors), so only app restart can help.
     */
    public static void refreshThemeSettings() {
        // apply Nimbus's look and fill
        // possible settings:
        // https://docs.oracle.com/en%2Fjava%2Fjavase%2F17%2Fdocs%2Fapi%2F%2F/java.desktop/javax/swing/plaf/nimbus/doc-files/properties.html

        // enable nimbus
        try {
            UIManager.setLookAndFeel("javax.swing.plaf.nimbus.NimbusLookAndFeel");
        } catch (ClassNotFoundException
                 | InstantiationException
                 | IllegalAccessException
                 | UnsupportedLookAndFeelException e) {
            logger.error("Can't apply current theme: " + PreferencesDialog.getCurrentTheme() + " - " + e, e);
        }

        // enable new style from current theme
        //UIManager.put("desktop", new Color(0, 0, 0, 0));
        UIManager.put("nimbusBlueGrey", PreferencesDialog.getCurrentTheme().getNimbusBlueGrey()); // buttons, scrollbar background, disabled inputs
        UIManager.put("control", PreferencesDialog.getCurrentTheme().getControl()); // window bg
        UIManager.put("nimbusLightBackground", PreferencesDialog.getCurrentTheme().getNimbusLightBackground()); // inputs, table rows
        UIManager.put("info", PreferencesDialog.getCurrentTheme().getInfo()); // tooltips
        UIManager.put("nimbusBase", PreferencesDialog.getCurrentTheme().getNimbusBase()); // title bars, scrollbar foreground

        //UIManager.put("nimbusDisabledText", Color.green); // TODO: improve disabled color
        //UIManager.put("Table.rowHeight", GUISizeHelper.tableRowHeight);

        // for debug only - print full LaF params
        if (false) {
            System.out.println("");
            System.out.println(UIManager.getLookAndFeel().getDefaults().size());
            String s = UIManager.getLookAndFeel().getDefaults().keySet().stream()
                    .map(key -> key + " = " + UIManager.getLookAndFeel().getDefaults().get(key))
                    .sorted()
                    .collect(Collectors.joining("\n"));
            System.out.println("");
            System.out.println(s);
        }

        // re-render existing components with new style
        for (Frame frame : Frame.getFrames()) {
            refreshLookAndFill(frame);
        }

        // re-render hidden/shared components
        Arrays.stream(MageComponents.values()).forEach(compName -> {
            try {
                Component comp = MageFrame.getUI().getComponent(compName, false);
                if (comp != null) {
                    SwingUtilities.updateComponentTreeUI(comp);
                }
            } catch (InterruptedException ignore) {
            }
        });
    }

    private static void refreshLookAndFill(Window window) {
        for (Window childWindow : window.getOwnedWindows()) {
            refreshLookAndFill(childWindow);
        }
        SwingUtilities.updateComponentTreeUI(window);
    }
}