CustomNPC-Plus/src/main/java/noppes/npcs/client/gui/GuiNPCFactionSelection.java

package noppes.npcs.client.gui;

import kamkeel.npcs.network.PacketClient;
import kamkeel.npcs.network.packets.request.faction.FactionsGetPacket;
import net.minecraft.client.gui.GuiButton;
import net.minecraft.client.gui.GuiScreen;
import noppes.npcs.client.NoppesUtil;
import noppes.npcs.client.gui.util.GuiNPCInterface;
import noppes.npcs.client.gui.util.GuiNPCStringSlot;
import noppes.npcs.client.gui.util.GuiNpcButton;
import noppes.npcs.client.gui.util.GuiSelectionListener;
import noppes.npcs.client.gui.util.IScrollData;
import noppes.npcs.constants.EnumScrollData;
import noppes.npcs.entity.EntityNPCInterface;

import java.util.HashMap;
import java.util.Vector;


public class GuiNPCFactionSelection extends GuiNPCInterface implements IScrollData {
    private GuiNPCStringSlot slot;
    private GuiScreen parent;
    private HashMap<String, Integer> data = new HashMap<String, Integer>();
    private int factionId;
    public GuiSelectionListener listener;

    public GuiNPCFactionSelection(EntityNPCInterface npc, GuiScreen parent, int dialog) {
        super(npc);
        drawDefaultBackground = false;
        title = "Select Faction Category";
        this.parent = parent;
        this.factionId = dialog;

        PacketClient.sendClient(new FactionsGetPacket());

        if (parent instanceof GuiSelectionListener) {
            listener = (GuiSelectionListener) parent;
        }
    }

    public void initGui() {
        super.initGui();
        Vector<String> list = new Vector<String>();
        slot = new GuiNPCStringSlot(list, this, false, 18);
        slot.registerScrollButtons(4, 5);

        this.addButton(new GuiNpcButton(2, width / 2 - 100, height - 41, 98, 20, "gui.back"));
        this.addButton(new GuiNpcButton(4, width / 2 + 2, height - 41, 98, 20, "gui.select"));
    }


    public void drawScreen(int i, int j, float f) {
        slot.drawScreen(i, j, f);
        super.drawScreen(i, j, f);
    }

    protected void actionPerformed(GuiButton guibutton) {
        int id = guibutton.id;
        if (id == 2) {
            close();
            NoppesUtil.openGUI(player, parent);
        }
        if (id == 4) {
            doubleClicked();
        }
    }

    public void doubleClicked() {
        if (slot.selected == null || slot.selected.isEmpty())
            return;
        factionId = data.get(slot.selected);
        close();
        NoppesUtil.openGUI(player, parent);

    }

    public void save() {
        if (factionId >= 0) {
            if (listener != null)
                listener.selected(factionId, slot.selected);
        }
    }

    @Override
    public void setData(Vector<String> list, HashMap<String, Integer> data, EnumScrollData type) {
        this.data = data;
        this.slot.setList(list);
        if (factionId >= 0)
            for (String name : data.keySet())
                if (data.get(name) == factionId)
                    slot.selected = name;
    }

    @Override
    public void setSelected(String selected) {

    }

}