package com.mojang.blaze3d.platform;

import com.google.common.base.Joiner;
import com.google.common.collect.Lists;
import com.mojang.blaze3d.DontObfuscate;
import com.mojang.blaze3d.systems.RenderSystem;
import com.mojang.blaze3d.vertex.BufferBuilder;
import com.mojang.blaze3d.vertex.BufferUploader;
import com.mojang.blaze3d.vertex.DefaultVertexFormat;
import com.mojang.blaze3d.vertex.Tesselator;
import com.mojang.blaze3d.vertex.VertexFormat;
import com.mojang.logging.LogUtils;
import java.util.List;
import java.util.Locale;
import java.util.function.Consumer;
import java.util.function.LongSupplier;
import java.util.function.Supplier;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.minecraft.client.renderer.GameRenderer;
import org.lwjgl.Version;
import org.lwjgl.glfw.GLFW;
import org.lwjgl.glfw.GLFWErrorCallback;
import org.lwjgl.glfw.GLFWErrorCallbackI;
import org.lwjgl.glfw.GLFWVidMode;
import org.lwjgl.system.MemoryUtil;
import org.slf4j.Logger;
import oshi.SystemInfo;
import oshi.hardware.CentralProcessor;

@Environment(EnvType.CLIENT)
@DontObfuscate
public class GLX {
	private static final Logger LOGGER = LogUtils.getLogger();
	private static String cpuInfo;

	public static String getOpenGLVersionString() {
		RenderSystem.assertOnRenderThread();
		return GLFW.glfwGetCurrentContext() == 0L
			? "NO CONTEXT"
			: GlStateManager._getString(7937) + " GL version " + GlStateManager._getString(7938) + ", " + GlStateManager._getString(7936);
	}

	public static int _getRefreshRate(Window window) {
		RenderSystem.assertOnRenderThread();
		long l = GLFW.glfwGetWindowMonitor(window.getWindow());
		if (l == 0L) {
			l = GLFW.glfwGetPrimaryMonitor();
		}

		GLFWVidMode gLFWVidMode = l == 0L ? null : GLFW.glfwGetVideoMode(l);
		return gLFWVidMode == null ? 0 : gLFWVidMode.refreshRate();
	}

	public static String _getLWJGLVersion() {
		return Version.getVersion();
	}

	public static LongSupplier _initGlfw() {
		Window.checkGlfwError((integer, stringx) -> {
			throw new IllegalStateException(String.format(Locale.ROOT, "GLFW error before init: [0x%X]%s", integer, stringx));
		});
		List<String> list = Lists.<String>newArrayList();
		GLFWErrorCallback gLFWErrorCallback = GLFW.glfwSetErrorCallback((i, l) -> {
			String stringx = l == 0L ? "" : MemoryUtil.memUTF8(l);
			list.add(String.format(Locale.ROOT, "GLFW error during init: [0x%X]%s", i, stringx));
		});
		if (!GLFW.glfwInit()) {
			throw new IllegalStateException("Failed to initialize GLFW, errors: " + Joiner.on(",").join(list));
		} else {
			LongSupplier longSupplier = () -> (long)(GLFW.glfwGetTime() * 1.0E9);

			for (String string : list) {
				LOGGER.error("GLFW error collected during initialization: {}", string);
			}

			RenderSystem.setErrorCallback(gLFWErrorCallback);
			return longSupplier;
		}
	}

	public static void _setGlfwErrorCallback(GLFWErrorCallbackI gLFWErrorCallbackI) {
		GLFWErrorCallback gLFWErrorCallback = GLFW.glfwSetErrorCallback(gLFWErrorCallbackI);
		if (gLFWErrorCallback != null) {
			gLFWErrorCallback.free();
		}
	}

	public static boolean _shouldClose(Window window) {
		return GLFW.glfwWindowShouldClose(window.getWindow());
	}

	public static void _init(int i, boolean bl) {
		try {
			CentralProcessor centralProcessor = new SystemInfo().getHardware().getProcessor();
			cpuInfo = String.format(Locale.ROOT, "%dx %s", centralProcessor.getLogicalProcessorCount(), centralProcessor.getProcessorIdentifier().getName())
				.replaceAll("\\s+", " ");
		} catch (Throwable var3) {
		}

		GlDebug.enableDebugCallback(i, bl);
	}

	public static String _getCpuInfo() {
		return cpuInfo == null ? "<unknown>" : cpuInfo;
	}

	public static void _renderCrosshair(int i, boolean bl, boolean bl2, boolean bl3) {
		if (bl || bl2 || bl3) {
			RenderSystem.assertOnRenderThread();
			GlStateManager._depthMask(false);
			GlStateManager._disableCull();
			RenderSystem.setShader(GameRenderer::getRendertypeLinesShader);
			Tesselator tesselator = RenderSystem.renderThreadTesselator();
			BufferBuilder bufferBuilder = tesselator.begin(VertexFormat.Mode.LINES, DefaultVertexFormat.POSITION_COLOR_NORMAL);
			RenderSystem.lineWidth(4.0F);
			if (bl) {
				bufferBuilder.addVertex(0.0F, 0.0F, 0.0F).setColor(-16777216).setNormal(1.0F, 0.0F, 0.0F);
				bufferBuilder.addVertex(i, 0.0F, 0.0F).setColor(-16777216).setNormal(1.0F, 0.0F, 0.0F);
			}

			if (bl2) {
				bufferBuilder.addVertex(0.0F, 0.0F, 0.0F).setColor(-16777216).setNormal(0.0F, 1.0F, 0.0F);
				bufferBuilder.addVertex(0.0F, i, 0.0F).setColor(-16777216).setNormal(0.0F, 1.0F, 0.0F);
			}

			if (bl3) {
				bufferBuilder.addVertex(0.0F, 0.0F, 0.0F).setColor(-16777216).setNormal(0.0F, 0.0F, 1.0F);
				bufferBuilder.addVertex(0.0F, 0.0F, i).setColor(-16777216).setNormal(0.0F, 0.0F, 1.0F);
			}

			BufferUploader.drawWithShader(bufferBuilder.buildOrThrow());
			RenderSystem.lineWidth(2.0F);
			bufferBuilder = tesselator.begin(VertexFormat.Mode.LINES, DefaultVertexFormat.POSITION_COLOR_NORMAL);
			if (bl) {
				bufferBuilder.addVertex(0.0F, 0.0F, 0.0F).setColor(-65536).setNormal(1.0F, 0.0F, 0.0F);
				bufferBuilder.addVertex(i, 0.0F, 0.0F).setColor(-65536).setNormal(1.0F, 0.0F, 0.0F);
			}

			if (bl2) {
				bufferBuilder.addVertex(0.0F, 0.0F, 0.0F).setColor(-16711936).setNormal(0.0F, 1.0F, 0.0F);
				bufferBuilder.addVertex(0.0F, i, 0.0F).setColor(-16711936).setNormal(0.0F, 1.0F, 0.0F);
			}

			if (bl3) {
				bufferBuilder.addVertex(0.0F, 0.0F, 0.0F).setColor(-8421377).setNormal(0.0F, 0.0F, 1.0F);
				bufferBuilder.addVertex(0.0F, 0.0F, i).setColor(-8421377).setNormal(0.0F, 0.0F, 1.0F);
			}

			BufferUploader.drawWithShader(bufferBuilder.buildOrThrow());
			RenderSystem.lineWidth(1.0F);
			GlStateManager._enableCull();
			GlStateManager._depthMask(true);
		}
	}

	public static <T> T make(Supplier<T> supplier) {
		return (T)supplier.get();
	}

	public static <T> T make(T object, Consumer<T> consumer) {
		consumer.accept(object);
		return object;
	}
}