package darkknight.jewelrycraft.client;

import java.util.ArrayList;
import java.util.List;

import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.FontRenderer;
import net.minecraft.client.gui.inventory.GuiContainer;
import net.minecraft.client.renderer.entity.RenderManager;
import net.minecraft.entity.item.EntityItem;
import net.minecraft.inventory.Container;
import net.minecraft.item.ItemStack;
import net.minecraft.util.ResourceLocation;
import net.minecraft.world.World;

import org.lwjgl.opengl.GL11;

import darkknight.jewelrycraft.block.BlockList;
import darkknight.jewelrycraft.container.GuiRectangle;
import darkknight.jewelrycraft.container.GuiTab;
import darkknight.jewelrycraft.container.GuiTabBlocks;
import darkknight.jewelrycraft.container.GuiTabItems;
import darkknight.jewelrycraft.container.GuiTabJewelsAndModifiers;
import darkknight.jewelrycraft.container.GuiTabNecklaces;
import darkknight.jewelrycraft.container.GuiTabRings;

public class GuiGuide extends GuiContainer 
{
    public int page, rot, del;
    public boolean prevHover, nextHover;
    World world;
    private final GuiTab[] tabs;
    private GuiTab activeTab;

    public GuiGuide(Container container, World world) 
    {
        super(container);
        page = 1;
        rot = 0;
        del = 0;
        this.world = world;

        tabs = new GuiTab[] {
                new GuiTabBlocks(0),
                new GuiTabItems(1),
                new GuiTabJewelsAndModifiers(2),
                new GuiTabRings(3),
                new GuiTabNecklaces(4)
        };

        activeTab = tabs[0];
    }

    @Override
    protected void drawGuiContainerBackgroundLayer(float f, int i, int j) 
    {
        nextHover = false;
        prevHover = false;
        if(del == 0) rot++;
        del++;
        if(del >= 2) del = 0;
        Minecraft.getMinecraft().getTextureManager().bindTexture(new ResourceLocation("jewelrycraft", "textures/gui/guidePage.png"));
        drawTexturedModalRect(guiLeft + 147/2 + 20, guiTop - 10, 0, 0, 145, 180);
        Minecraft.getMinecraft().getTextureManager().bindTexture(new ResourceLocation("jewelrycraft", "textures/gui/guidePageFlip.png"));
        drawTexturedModalRect(guiLeft - 147/2 + 21, guiTop - 10, 0, 0, 145, 180);

        for (GuiRectangle tab : tabs) {
            int srcX = 24;
            int sizeX = 19;

            if (tab == activeTab) {
                srcX += 38;
                sizeX +=3;
            }else if(tab.inRect(this, i, j)) {
                srcX += 19;
            }

            tab.draw(this, srcX, 180, sizeX, 18);       
        }

        if(i >= guiLeft + 195 + 20 && i <= guiLeft + 195 + 20 + 11 && j >= guiTop + 127 + 20 && j <= guiTop + 127 + 20 + 14 && page + 2 <= activeTab.getMaxPages())
        {
            drawTexturedModalRect(guiLeft + 195 + 20, guiTop + 127 + 20, 0, 180, 11, 14);
            nextHover = true;
        }

        if(i >= guiLeft + 20 - 61 && i <= guiLeft - 61 + 20 + 11 && j >= guiTop + 127 + 20 && j <= guiTop + 127 + 20 + 14 && page - 2 > 0)
        {
            drawTexturedModalRect(guiLeft - 61 + 20, guiTop + 127 + 20, 11, 180, 11, 14);
            prevHover = true;
        }

        activeTab.drawBackground(this, i, j, page);
        activeTab.drawBackground(this, i, j, page + 1);

        ArrayList<String> text = new ArrayList<String>();
        text.add(Integer.toString(page));
        this.drawHoveringText(text, guiLeft - 10 + 20 - text.get(0).length(), guiTop + 150 + 20, fontRendererObj);
        text.remove(Integer.toString(page));
        text.add(Integer.toString(page + 1));
        this.drawHoveringText(text, guiLeft - 10 + 20 + 147 - text.get(0).length(), guiTop + 150 + 20, fontRendererObj);

        for(int tab = 0; tab < tabs.length; tab++)
            renderItem(tabs[tab].getIcon(), guiLeft - 52, guiTop + 26 + tab*19, activeTab.getIcon());

    }

    protected void drawGuiContainerForegroundLayer(int x, int y) 
    {                
        activeTab.drawForeground(this, x, y, page);
        activeTab.drawForeground(this, x, y, page + 1);

        for (GuiTab tab : tabs) {
            tab.drawString(this, x, y, tab.getName());
        }
    }

    @Override
    protected void mouseClicked(int x, int y, int button) 
    {
        if(nextHover && page+2 <= activeTab.getMaxPages()) page+=2;
        else if (prevHover && page > 1) page-=2;

        activeTab.mouseClick(this, x, y, button);

        for (GuiTab tab : tabs) {
            if (activeTab != tab) {
                if (tab.inRect(this, x, y)) {
                    activeTab = tab;
                    page = 1;
                    break;
                }
            }
        }
    }

    public void renderItem(ItemStack item, float x, float y, ItemStack activeIcon)
    {        
        GL11.glPushMatrix();
        GL11.glDisable(GL11.GL_LIGHTING);
        EntityItem entityitem = new EntityItem(world, 0.0D, 0.0D, 0.0D, item);
        entityitem.hoverStart = 0.0F;
        if(item.isItemEqual(new ItemStack(BlockList.jewelAltar)))
        {
            y-=4;
        }
        GL11.glTranslatef(x, y, 100);

        float scale = 30F;
        GL11.glScalef(-scale, scale, scale);

        if(activeIcon != null && item.isItemEqual(activeIcon)) GL11.glRotatef(rot, 0, 1, 0);
        if(item.isItemEqual(new ItemStack(BlockList.jewelAltar)))
        {
            GL11.glRotatef(160.0F, 1.0F, 0.0F, 0.0F);
            GL11.glRotatef(45.0F, 0.0F, 1.0F, 0.0F);
        }
        else GL11.glRotatef(180.0F, 0.0F, 0.0F, 1.0F);
        
        if(RenderManager.instance.options.fancyGraphics)
            RenderManager.instance.renderEntityWithPosYaw(entityitem, 0.0D, 0.0D, 0.0D, 0.0F, 0.0F);
        else
        {
            GL11.glRotatef(180F, 0F, 1F, 0F);
            RenderManager.instance.options.fancyGraphics = true;
            RenderManager.instance.renderEntityWithPosYaw(entityitem, 0.0D, 0.0D, 0.0D, 0.0F, 0.0F);
            RenderManager.instance.options.fancyGraphics = false;
        }
        GL11.glEnable(GL11.GL_LIGHTING);
        GL11.glPopMatrix();

    }

    public void renderItem(ItemStack item, float x, float y, float scale)
    {        
        GL11.glPushMatrix();
        EntityItem entityitem = new EntityItem(world, 0.0D, 0.0D, 0.0D, item);
        entityitem.hoverStart = 0.0F;
        GL11.glTranslatef(x, y, 100);        
        GL11.glScalef(-scale, scale, scale);   
        GL11.glRotatef(160.0F, 1.0F, 0.0F, 0.0F);
        GL11.glRotatef(45.0F, 0.0F, 1.0F, 0.0F);
        GL11.glRotatef(rot, 0.0F, 1.0F, 0.0F);
        if(RenderManager.instance.options.fancyGraphics)
            RenderManager.instance.renderEntityWithPosYaw(entityitem, 0.0D, 0.0D, 0.0D, 0.0F, 0.0F);
        else
        {
            RenderManager.instance.options.fancyGraphics = true;
            RenderManager.instance.renderEntityWithPosYaw(entityitem, 0.0D, 0.0D, 0.0D, 0.0F, 0.0F);
            RenderManager.instance.options.fancyGraphics = false;
        }
        GL11.glPopMatrix();
    }

    public int getLeft() 
    {
        return guiLeft;
    }

    public int getTop() 
    {
        return guiTop;
    }

    public FontRenderer getFont()
    {
        return fontRendererObj;
    }

    @SuppressWarnings("rawtypes")
    public void drawHoverString(List lst, int x, int y) 
    {
        drawHoveringText(lst, x, y, fontRendererObj);
    }   
}