package sig.objects;

import java.awt.event.MouseEvent;
import java.util.ArrayList;
import java.util.List;

import net.java.games.input.Component;
import net.java.games.input.Event;
import net.java.games.input.Component.Identifier;
import net.java.games.input.Component.POV;
import sig.RabiClone;
import sig.engine.Action;
import sig.engine.Alpha;
import sig.engine.Font;
import sig.engine.KeyBind;
import sig.engine.Object;
import sig.engine.PaletteColor;
import sig.engine.Panel;

public class ConfigureControls extends Object{

    Action selectedAction = Action.MOVE_RIGHT;
    KeyBind selectedKeybind = null;
    boolean assigningKey = false;
    List<List<Integer>> actionHighlightSections = new ArrayList<>();

    public ConfigureControls(Panel panel) {
        super(panel);
        RabiClone.BACKGROUND_COLOR = PaletteColor.WHITE;
        updateHighlightSections();
    }

    private void updateHighlightSections() {
        for (Action a : Action.values()) {
            actionHighlightSections.add(new ArrayList<Integer>());
            StringBuilder renderedText=new StringBuilder(a.toString()).append(": ");
            List<Integer> sectionList = actionHighlightSections.get(a.ordinal());
            sectionList.clear();
            for (int i=0;i<KeyBind.KEYBINDS.get(a).size();i++) {
                KeyBind c = KeyBind.KEYBINDS.get(a).get(i);
                sectionList.add(renderedText.length()+1);
                renderedText.append(c.getName());
                sectionList.add(renderedText.length());
                renderedText.append(i!=KeyBind.KEYBINDS.get(a).size()-1?",":"");
            }
        }
    }

    @Override
    public void update(double updateMult) {
        Event e = new Event();
        for (int i=0;i<RabiClone.CONTROLLERS.length;i++) {
            Component[] components = RabiClone.CONTROLLERS[i].getComponents();
            for (int j=0;j<components.length;j++) {
                //Component c = components[j];
                //System.out.println(c.getName()+","+c.getIdentifier()+": "+c.getPollData());
            }
            //System.out.println("--------");
            while (RabiClone.CONTROLLERS[i].getEventQueue().getNextEvent(e)) {
                if (assigningKey) {
                    List<KeyBind> clist = KeyBind.KEYBINDS.get(selectedAction);
                    Identifier id = e.getComponent().getIdentifier();
                    if (id==Identifier.Axis.POV) {
                        if (e.getValue()!=POV.DOWN&&
                            e.getValue()!=POV.RIGHT&&
                            e.getValue()!=POV.LEFT&&
                            e.getValue()!=POV.UP) {
                            continue; //Can't add ordinal directions, only cardinal.
                        }
                    }
                    clist.add(new KeyBind((byte)i,id,e.getValue()));
                    KeyBind.KEYBINDS.put(selectedAction,clist);
                    updateHighlightSections();
                    assigningKey=false;
                }
                //System.out.println(e.getComponent().getName()+" value: "+e.getValue());
            }
        }
    }

    @Override
    public void draw(byte[] p) {
        int y = 4;
        if (!assigningKey) {
            selectedAction=null;
            selectedKeybind=null;
            for (Action a : Action.values()) {
                if (RabiClone.MOUSE_POS.getY()>=getY()+y&&RabiClone.MOUSE_POS.getY()<getY()+y+Font.PROFONT_12.getGlyphHeight()+4) {
                    selectedAction=a;
                    Draw_Rect(p,(byte)PaletteColor.PEACH.ordinal(),0,getY()+y,RabiClone.BASE_WIDTH,Font.PROFONT_12.getGlyphHeight()+4);
                }
                for (int i=0;i<actionHighlightSections.get(a.ordinal()).size();i+=2) {
                    List<Integer> sectionList = actionHighlightSections.get(a.ordinal());
                    int startX=sectionList.get(i)*Font.PROFONT_12.getGlyphWidth()-4;
                    int endX=sectionList.get(i+1)*Font.PROFONT_12.getGlyphWidth()+4;
                    if (selectedKeybind==null&&RabiClone.MOUSE_POS.getY()>=getY()+y&&RabiClone.MOUSE_POS.getY()<getY()+y+Font.PROFONT_12.getGlyphHeight()+4&&RabiClone.MOUSE_POS.getX()>=startX&&RabiClone.MOUSE_POS.getX()<=endX) {
                        Draw_Rect(p,(byte)PaletteColor.AZURE.ordinal(),startX,getY()+y,endX-startX,Font.PROFONT_12.getGlyphHeight()+4);
                        selectedKeybind=KeyBind.KEYBINDS.get(a).get(i/2);
                        break;
                    }
                }
                Draw_Text_Ext(4,getY()+y,DisplayActionKeys(a),Font.PROFONT_12,Alpha.ALPHA0,PaletteColor.MIDNIGHT_BLUE);
                y+=Font.PROFONT_12.getGlyphHeight()+4;
            }
        } else {
            Draw_Text_Ext(4, 4, new StringBuilder("Press a key to assign to ").append(selectedAction), Font.PROFONT_12, Alpha.ALPHA0, PaletteColor.MIDNIGHT_BLUE);
        }
    }

    @Override
    protected void MousePressed(MouseEvent e) {
        if ((e.getButton()==MouseEvent.BUTTON3||e.getButton()==MouseEvent.BUTTON1)&&selectedKeybind!=null) {
            //Remove that keybind.
            List<KeyBind> keybinds = KeyBind.KEYBINDS.get(selectedAction);
            System.out.println("Remove "+selectedKeybind);
            System.out.println(keybinds.remove(selectedKeybind));
            KeyBind.KEYBINDS.put(selectedAction,keybinds);
            updateHighlightSections();
        } else
        if (e.getButton()==MouseEvent.BUTTON1&&selectedAction!=null) {
            assigningKey=true;
        }
    }

    private StringBuilder DisplayActionKeys(Action a) {
        StringBuilder sb = new StringBuilder(a.toString()).append(": ");
        for (int i=0;i<KeyBind.KEYBINDS.get(a).size();i++) {
            KeyBind c = KeyBind.KEYBINDS.get(a).get(i);
            sb.append(c.isKeyHeld()?PaletteColor.YELLOW_GREEN:"").append(c.getName()).append(PaletteColor.MIDNIGHT_BLUE).append(i!=KeyBind.KEYBINDS.get(a).size()-1?",":"");
        }
        return sb;
    }

    public void rawKeyPressed(int keyCode) {
        if (assigningKey) {
            List<KeyBind> clist = KeyBind.KEYBINDS.get(selectedAction);
            clist.add(new KeyBind(keyCode));
            KeyBind.KEYBINDS.put(selectedAction,clist);
            updateHighlightSections();
            assigningKey=false;
        }
    }
    
}