package net.vulkanmod.config.gui;

import com.google.common.collect.Lists;
import java.util.ArrayList;
import java.util.List;
import net.minecraft.class_10799;
import net.minecraft.class_11909;
import net.minecraft.class_2561;
import net.minecraft.class_2960;
import net.minecraft.class_332;
import net.minecraft.class_364;
import net.minecraft.class_437;
import net.minecraft.class_5244;
import net.minecraft.class_5481;
import net.vulkanmod.Initializer;
import net.vulkanmod.config.gui.render.GuiRenderer;
import net.vulkanmod.config.gui.widget.VAbstractWidget;
import net.vulkanmod.config.gui.widget.VButtonWidget;
import net.vulkanmod.config.option.OptionPage;
import net.vulkanmod.config.option.Options;
import net.vulkanmod.vulkan.VRenderSystem;
import net.vulkanmod.vulkan.util.ColorUtil;

public class VOptionScreen extends class_437 {
   public static final int MARGIN = 20;
   public static final int RED = ColorUtil.ARGB.pack(0.3F, 0.0F, 0.0F, 0.8F);
   final class_2960 ICON = class_2960.method_60655("vulkanmod", "vlogo_transparent.png");
   private final class_437 parent;
   private final List<OptionPage> optionPages;
   private int currentListIdx = 0;
   private int tooltipX;
   private int tooltipY;
   private int tooltipWidth;
   private VButtonWidget doneButton;
   private VButtonWidget applyButton;
   private final List<VButtonWidget> pageButtons = Lists.newArrayList();
   private final List<VButtonWidget> buttons = Lists.newArrayList();

   public VOptionScreen(class_2561 title, class_437 parent) {
      super(title);
      this.parent = parent;
      this.optionPages = new ArrayList();
   }

   private void addPages() {
      this.optionPages.clear();
      OptionPage page = new OptionPage(class_2561.method_43471("vulkanmod.options.pages.video").getString(), Options.getVideoOpts());
      this.optionPages.add(page);
      page = new OptionPage(class_2561.method_43471("vulkanmod.options.pages.graphics").getString(), Options.getGraphicsOpts());
      this.optionPages.add(page);
      page = new OptionPage(class_2561.method_43471("vulkanmod.options.pages.optimizations").getString(), Options.getOptimizationOpts());
      this.optionPages.add(page);
      page = new OptionPage(class_2561.method_43471("vulkanmod.options.pages.other").getString(), Options.getOtherOpts());
      this.optionPages.add(page);
      page = new OptionPage("Shaders", Options.getShaderOpts());
      this.optionPages.add(page);
   }

   protected void method_25426() {
      this.addPages();
      int top = 40;
      int bottom = 60;
      int itemHeight = 20;
      int leftMargin = 110;
      int listWidth = Math.min(this.field_22789 - leftMargin - 20, 420);
      int listHeight = this.field_22790 - top - bottom;
      this.buildLists(leftMargin, top, listWidth, listHeight, itemHeight);
      int x = leftMargin + listWidth + 10;
      int width = this.field_22789 - x - 10;
      int y = 50;
      if (width < 200) {
         x = 100;
         width = listWidth;
         y = this.field_22790 - bottom + 10;
      }

      this.tooltipX = x;
      this.tooltipY = y;
      this.tooltipWidth = width;
      this.buildPage();
      this.applyButton.active = false;
   }

   private void buildLists(int left, int top, int listWidth, int listHeight, int itemHeight) {
      for(OptionPage page : this.optionPages) {
         page.createList(left, top, listWidth, listHeight, itemHeight);
         page.updateOptionStates();
      }

   }

   private void addPageButtons(int x0, int y0, int width, int height, boolean verticalLayout) {
      int x = x0;
      int y = y0;

      for(int i = 0; i < this.optionPages.size(); ++i) {
         OptionPage page = (OptionPage)this.optionPages.get(i);
         VButtonWidget widget = new VButtonWidget(x, y, width, height, class_2561.method_30163(page.name), (button) -> this.setOptionList(i));
         this.buttons.add(widget);
         this.pageButtons.add(widget);
         this.method_25429(widget);
         if (verticalLayout) {
            y += height + 1;
         } else {
            x += width + 1;
         }
      }

      ((VButtonWidget)this.pageButtons.get(this.currentListIdx)).setSelected(true);
   }

   private void buildPage() {
      this.buttons.clear();
      this.pageButtons.clear();
      this.method_37067();
      this.addPageButtons(20, 40, 80, 22, true);
      VOptionList currentList = ((OptionPage)this.optionPages.get(this.currentListIdx)).getOptionList();
      this.method_25429(currentList);
      this.addButtons();
   }

   private void addButtons() {
      int rightMargin = 20;
      int buttonHeight = 20;
      int padding = 10;
      int buttonMargin = 5;
      int buttonWidth = this.field_22787.field_1772.method_27525(class_5244.field_24334) + 2 * padding;
      int x0 = this.field_22789 - buttonWidth - rightMargin;
      int y0 = this.field_22790 - buttonHeight - 7;
      this.doneButton = new VButtonWidget(x0, y0, buttonWidth, buttonHeight, class_5244.field_24334, (button) -> this.field_22787.method_1507(this.parent));
      buttonWidth = this.field_22787.field_1772.method_27525(class_2561.method_43471("vulkanmod.options.buttons.apply")) + 2 * padding;
      x0 -= buttonWidth + buttonMargin;
      this.applyButton = new VButtonWidget(x0, y0, buttonWidth, buttonHeight, class_2561.method_43471("vulkanmod.options.buttons.apply"), (button) -> this.applyOptions());
      this.buttons.add(this.applyButton);
      this.buttons.add(this.doneButton);
      this.method_25429(this.applyButton);
      this.method_25429(this.doneButton);
   }

   public boolean method_25402(class_11909 event, boolean bl) {
      for(class_364 element : this.method_25396()) {
         if (element.method_25402(event, bl)) {
            this.method_25395(element);
            if (event.method_74245() == 0) {
               this.method_25398(true);
            }

            this.updateState();
            return true;
         }
      }

      return false;
   }

   public boolean method_25406(class_11909 event) {
      this.method_25398(false);
      this.updateState();
      return this.method_19355(event.comp_4798(), event.comp_4799()).filter((guiEventListener) -> guiEventListener.method_25406(event)).isPresent();
   }

   public void method_25419() {
      this.field_22787.method_1507(this.parent);
   }

   public void method_25394(class_332 guiGraphics, int mouseX, int mouseY, float delta) {
      GuiRenderer.guiGraphics = guiGraphics;
      VRenderSystem.enableBlend();
      int size = 36;
      guiGraphics.method_25290(class_10799.field_56883, this.ICON, 42, 4, 0.0F, 0.0F, size, size, size, size);
      VOptionList currentList = ((OptionPage)this.optionPages.get(this.currentListIdx)).getOptionList();
      currentList.updateState((double)mouseX, (double)mouseY);
      currentList.renderWidget(mouseX, mouseY);
      this.renderButtons(mouseX, mouseY);
      List<class_5481> list = this.getHoveredButtonTooltip(currentList, mouseX, mouseY);
      if (list != null) {
         this.renderTooltip(list, this.tooltipX, this.tooltipY);
      }

   }

   public void renderButtons(int mouseX, int mouseY) {
      for(VButtonWidget button : this.buttons) {
         button.render((double)mouseX, (double)mouseY);
      }

   }

   private void renderTooltip(List<class_5481> list, int x, int y) {
      int padding = 3;
      int width = GuiRenderer.getMaxTextWidth(this.field_22793, list);
      int height = list.size() * 10;
      float intensity = 0.05F;
      int color = ColorUtil.ARGB.pack(intensity, intensity, intensity, 0.6F);
      GuiRenderer.fill(x - padding, y - padding, x + width + padding, y + height + padding, color);
      color = RED;
      GuiRenderer.renderBorder(x - padding, y - padding, x + width + padding, y + height + padding, 1, color);
      int yOffset = 0;

      for(class_5481 text : list) {
         GuiRenderer.drawString(this.field_22793, (class_5481)text, x, y + yOffset, -1);
         yOffset += 10;
      }

   }

   private List<class_5481> getHoveredButtonTooltip(VOptionList buttonList, int mouseX, int mouseY) {
      VAbstractWidget widget = buttonList.getHoveredWidget((double)mouseX, (double)mouseY);
      if (widget != null) {
         class_2561 tooltip = widget.getTooltip();
         return tooltip == null ? null : this.field_22793.method_1728(tooltip, this.tooltipWidth);
      } else {
         return null;
      }
   }

   private void updateState() {
      boolean modified = false;

      for(OptionPage page : this.optionPages) {
         modified |= page.optionChanged();
      }

      if (modified) {
         for(OptionPage page : this.optionPages) {
            page.optionChanged();
         }
      }

      this.applyButton.active = modified;
   }

   private void setOptionList(int i) {
      this.currentListIdx = i;
      this.buildPage();
      ((VButtonWidget)this.pageButtons.get(i)).setSelected(true);
   }

   private void applyOptions() {
      for(OptionPage page : List.copyOf(this.optionPages)) {
         page.applyOptionChanges();
         page.updateOptionStates();
      }

      Initializer.CONFIG.write();
   }
}