/*
 * This file is part of ComputerCraft - http://www.computercraft.info
 * Copyright Daniel Ratcliffe, 2011-2021. Do not distribute without permission.
 * Send enquiries to dratcliffe@gmail.com
 */

package dan200.computercraft.client.gui;

import com.mojang.blaze3d.systems.RenderSystem;
import com.mojang.blaze3d.vertex.PoseStack;
import dan200.computercraft.ComputerCraft;
import dan200.computercraft.client.gui.widgets.ComputerSidebar;
import dan200.computercraft.client.gui.widgets.WidgetTerminal;
import dan200.computercraft.client.render.ComputerBorderRenderer;
import dan200.computercraft.shared.computer.core.ComputerFamily;
import dan200.computercraft.shared.turtle.inventory.ContainerTurtle;
import javax.annotation.Nonnull;
import net.minecraft.network.chat.Component;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.world.entity.player.Inventory;

import static dan200.computercraft.shared.turtle.inventory.ContainerTurtle.BORDER;

public class GuiTurtle extends ComputerScreenBase<ContainerTurtle>
{
    private static final ResourceLocation BACKGROUND_NORMAL = new ResourceLocation( "computercraft", "textures/gui/turtle_normal.png" );
    private static final ResourceLocation BACKGROUND_ADVANCED = new ResourceLocation( "computercraft", "textures/gui/turtle_advanced.png" );

    private static final int TEX_WIDTH = 254;
    private static final int TEX_HEIGHT = 217;

    private final ComputerFamily family;

    public GuiTurtle( ContainerTurtle container, Inventory player, Component title )
    {
        super( container, player, title, BORDER );

        family = container.getFamily();
        imageWidth = TEX_WIDTH + ComputerSidebar.WIDTH;
        imageHeight = TEX_HEIGHT;

    }

    @Override
    protected WidgetTerminal createTerminal()
    {
        return new WidgetTerminal(
            computer, leftPos + BORDER + ComputerSidebar.WIDTH, topPos + BORDER,
            ComputerCraft.turtleTermWidth, ComputerCraft.turtleTermHeight
        );
    }

    @Override
    public void renderBg( @Nonnull PoseStack transform, float partialTicks, int mouseX, int mouseY )
    {
        boolean advanced = family == ComputerFamily.ADVANCED;
        RenderSystem.setShaderTexture( 0, advanced ? BACKGROUND_ADVANCED : BACKGROUND_NORMAL );
        blit( transform, leftPos + ComputerSidebar.WIDTH, topPos, 0, 0, TEX_WIDTH, TEX_HEIGHT );

        // Draw selection slot
        int slot = getMenu().getSelectedSlot();
        if( slot >= 0 )
        {
            int slotX = slot % 4;
            int slotY = slot / 4;
            blit( transform, leftPos + ContainerTurtle.TURTLE_START_X - 2 + slotX * 18, topPos + ContainerTurtle.PLAYER_START_Y - 2 + slotY * 18,
                0,
                217,
                24,
                24 );
        }

        RenderSystem.setShaderTexture( 0, advanced ? ComputerBorderRenderer.BACKGROUND_ADVANCED : ComputerBorderRenderer.BACKGROUND_NORMAL );
        ComputerSidebar.renderBackground( transform, leftPos, topPos + sidebarYOffset );
    }
}