Puzzle 0.3.0 - 1.17

Modulized into:
puzzle-base (update checker + config)
puzzle-gui (unified config gui)
puzzle-models (remove limitations)
puzzle-blocks (custom render layers)
puzzle-splashscreen (resourcepack-provided spash screen)

Updated to 1.17

puzzle-base/build.gradle

@@ -0,0 +1,3 @@
+archivesBaseName = "puzzle-base"
+dependencies {
+}

puzzle-base/src/main/java/eu/midnightdust/lib/config/MidnightConfig.java

@@ -0,0 +1,376 @@
+package eu.midnightdust.lib.config;
+
+import com.google.gson.ExclusionStrategy;
+import com.google.gson.FieldAttributes;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import net.fabricmc.api.EnvType;
+import net.fabricmc.api.Environment;
+import net.fabricmc.loader.api.FabricLoader;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.font.TextRenderer;
+import net.minecraft.client.gui.DrawableHelper;
+import net.minecraft.client.gui.Element;
+import net.minecraft.client.gui.Selectable;
+import net.minecraft.client.gui.screen.Screen;
+import net.minecraft.client.gui.screen.ScreenTexts;
+import net.minecraft.client.gui.widget.*;
+import net.minecraft.client.resource.language.I18n;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.text.*;
+import net.minecraft.util.Formatting;
+
+import java.lang.annotation.*;
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.*;
+import java.util.function.BiFunction;
+import java.util.function.Function;
+import java.util.function.Predicate;
+import java.util.regex.Pattern;
+
+// MidnightConfig v1.0.2
+// Single class config library - feel free to copy!
+// Changelog:
+// - 1.0.2:
+// - Update to 21w20a
+// - 1.0.1:
+// - Fixed buttons not working in fullscreen
+// - 1.0.0:
+// - The config screen no longer shows the entries of all instances of MidnightConfig
+// - Compatible with servers!
+// - Scrollable!
+// - Comment support!
+// - Fresh New Design
+
+/** Based on https://github.com/Minenash/TinyConfig
+ *  Credits to Minenash */
+
+@SuppressWarnings("unchecked")
+public class MidnightConfig {
+    public static boolean useTooltipForTitle = true; // Render title as tooltip or as simple text
+
+    private static final Pattern INTEGER_ONLY = Pattern.compile("(-?[0-9]*)");
+    private static final Pattern DECIMAL_ONLY = Pattern.compile("-?([\\d]+\\.?[\\d]*|[\\d]*\\.?[\\d]+|\\.)");
+
+    private static final List<EntryInfo> entries = new ArrayList<>();
+
+    protected static class EntryInfo {
+        Field field;
+        Object widget;
+        int width;
+        Map.Entry<TextFieldWidget,Text> error;
+        Object defaultValue;
+        Object value;
+        String tempValue;
+        boolean inLimits = true;
+        String id;
+    }
+
+    public static final Map<String,Class<?>> configClass = new HashMap<>();
+    private static Path path;
+
+    private static final Gson gson = new GsonBuilder().excludeFieldsWithModifiers(Modifier.TRANSIENT).excludeFieldsWithModifiers(Modifier.PRIVATE).addSerializationExclusionStrategy(new HiddenAnnotationExclusionStrategy()).setPrettyPrinting().create();
+
+    public static void init(String modid, Class<?> config) {
+        path = FabricLoader.getInstance().getConfigDir().resolve(modid + ".json");
+        configClass.put(modid, config);
+
+        for (Field field : config.getFields()) {
+            EntryInfo info = new EntryInfo();
+            if (field.isAnnotationPresent(Entry.class) || field.isAnnotationPresent(Comment.class))
+                try {
+                    initClient(modid, field, info);
+                } catch (Exception e) {continue;}
+            if (field.isAnnotationPresent(Entry.class))
+                try {
+                    info.defaultValue = field.get(null);
+                } catch (IllegalAccessException ignored) {}
+        }
+        try { gson.fromJson(Files.newBufferedReader(path), config); }
+        catch (Exception e) { write(modid); }
+
+        for (EntryInfo info : entries) {
+            if (info.field.isAnnotationPresent(Entry.class))
+                try {
+                    info.value = info.field.get(null);
+                    info.tempValue = info.value.toString();
+                } catch (IllegalAccessException ignored) {
+                }
+        }
+    }
+    @Environment(EnvType.CLIENT)
+    public static void initClient(String modid, Field field, EntryInfo info) {
+        Class<?> type = field.getType();
+        Entry e = field.getAnnotation(Entry.class);
+        info.width = e != null ? e.width() : 0;
+        info.field = field;
+        info.id = modid;
+
+        if (e != null)
+            if (type == int.class)         textField(info, Integer::parseInt, INTEGER_ONLY, e.min(), e.max(), true);
+            else if (type == double.class) textField(info, Double::parseDouble, DECIMAL_ONLY, e.min(), e.max(),false);
+            else if (type == String.class) textField(info, String::length, null, Math.min(e.min(),0), Math.max(e.max(),1),true);
+            else if (type == boolean.class) {
+                Function<Object,Text> func = value -> new LiteralText((Boolean) value ? "True" : "False").formatted((Boolean) value ? Formatting.GREEN : Formatting.RED);
+                info.widget = new AbstractMap.SimpleEntry<ButtonWidget.PressAction, Function<Object, Text>>(button -> {
+                    info.value = !(Boolean) info.value;
+                    button.setMessage(func.apply(info.value));
+                }, func);
+            } else if (type.isEnum()) {
+                List<?> values = Arrays.asList(field.getType().getEnumConstants());
+                Function<Object,Text> func = value -> new TranslatableText(modid + ".midnightconfig." + "enum." + type.getSimpleName() + "." + info.value.toString());
+                info.widget = new AbstractMap.SimpleEntry<ButtonWidget.PressAction, Function<Object,Text>>( button -> {
+                    int index = values.indexOf(info.value) + 1;
+                    info.value = values.get(index >= values.size()? 0 : index);
+                    button.setMessage(func.apply(info.value));
+                }, func);
+            }
+        entries.add(info);
+    }
+
+    private static void textField(EntryInfo info, Function<String,Number> f, Pattern pattern, double min, double max, boolean cast) {
+        boolean isNumber = pattern != null;
+        info.widget = (BiFunction<TextFieldWidget, ButtonWidget, Predicate<String>>) (t, b) -> s -> {
+            s = s.trim();
+            if (!(s.isEmpty() || !isNumber || pattern.matcher(s).matches())) return false;
+
+            Number value = 0;
+            boolean inLimits = false;
+            System.out.println(((isNumber ^ s.isEmpty())));
+            System.out.println(!s.equals("-") && !s.equals("."));
+            info.error = null;
+            if (!(isNumber && s.isEmpty()) && !s.equals("-") && !s.equals(".")) {
+                value = f.apply(s);
+                inLimits = value.doubleValue() >= min && value.doubleValue() <= max;
+                info.error = inLimits? null : new AbstractMap.SimpleEntry<>(t, new LiteralText(value.doubleValue() < min ?
+                        "§cMinimum " + (isNumber? "value" : "length") + (cast? " is " + (int)min : " is " + min) :
+                        "§cMaximum " + (isNumber? "value" : "length") + (cast? " is " + (int)max : " is " + max)));
+            }
+
+            info.tempValue = s;
+            t.setEditableColor(inLimits? 0xFFFFFFFF : 0xFFFF7777);
+            info.inLimits = inLimits;
+            b.active = entries.stream().allMatch(e -> e.inLimits);
+
+            if (inLimits)
+                info.value = isNumber? value : s;
+
+            return true;
+        };
+    }
+
+    public static void write(String modid) {
+        path = FabricLoader.getInstance().getConfigDir().resolve(modid + ".json");
+        try {
+            if (!Files.exists(path)) Files.createFile(path);
+            Files.write(path, gson.toJson(configClass.get(modid).getDeclaredConstructor().newInstance()).getBytes());
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    @Environment(EnvType.CLIENT)
+    public static Screen getScreen(Screen parent, String modid) {
+        return new TinyConfigScreen(parent, modid);
+    }
+
+    @Environment(EnvType.CLIENT)
+    private static class TinyConfigScreen extends Screen {
+
+        protected TinyConfigScreen(Screen parent, String modid) {
+            super(new TranslatableText(modid + ".midnightconfig." + "title"));
+            this.parent = parent;
+            this.modid = modid;
+            this.translationPrefix = modid + ".midnightconfig.";
+        }
+        private final String translationPrefix;
+        private final Screen parent;
+        private final String modid;
+        private MidnightConfigListWidget list;
+
+        // Real Time config update //
+        @Override
+        public void tick() {
+            for (EntryInfo info : entries)
+                try { info.field.set(null, info.value); }
+                catch (IllegalAccessException ignored) {}
+        }
+
+        @Override
+        protected void init() {
+            super.init();
+
+            this.addDrawableChild(new ButtonWidget(this.width / 2 - 154, this.height - 28, 150, 20, ScreenTexts.CANCEL, button -> {
+                try { gson.fromJson(Files.newBufferedReader(path), configClass.get(modid)); }
+                catch (Exception e) { write(modid); }
+
+                for (EntryInfo info : entries) {
+                    if (info.field.isAnnotationPresent(Entry.class)) {
+                        try {
+                            info.value = info.field.get(null);
+                            info.tempValue = info.value.toString();
+                        } catch (IllegalAccessException ignored) {
+                        }
+                    }
+                }
+                Objects.requireNonNull(client).openScreen(parent);
+            }));
+
+            ButtonWidget done = this.addDrawableChild(new ButtonWidget(this.width / 2 + 4, this.height - 28, 150, 20, ScreenTexts.DONE, (button) -> {
+                for (EntryInfo info : entries)
+                    if (info.id.equals(modid)) {
+                        try {
+                            info.field.set(null, info.value);
+                        } catch (IllegalAccessException ignored) {}
+                    }
+                write(modid);
+                Objects.requireNonNull(client).openScreen(parent);
+            }));
+
+            this.list = new MidnightConfigListWidget(this.client, this.width, this.height, 32, this.height - 32, 25);
+            this.addSelectableChild(this.list);
+            for (EntryInfo info : entries) {
+                if (info.id.equals(modid)) {
+                    TranslatableText name = new TranslatableText(translationPrefix + info.field.getName());
+                    ButtonWidget resetButton = new ButtonWidget(width - 155, 0, 40, 20, new LiteralText("Reset").formatted(Formatting.RED), (button -> {
+                        info.value = info.defaultValue;
+                        info.tempValue = info.value.toString();
+                        double scrollAmount = list.getScrollAmount();
+                        Objects.requireNonNull(client).openScreen(this);
+                        list.setScrollAmount(scrollAmount);
+                    }));
+
+                    if (info.widget instanceof Map.Entry) {
+                        Map.Entry<ButtonWidget.PressAction, Function<Object, Text>> widget = (Map.Entry<ButtonWidget.PressAction, Function<Object, Text>>) info.widget;
+                        if (info.field.getType().isEnum()) widget.setValue(value -> new TranslatableText(translationPrefix + "enum." + info.field.getType().getSimpleName() + "." + info.value.toString()));
+                        this.list.addButton(new ButtonWidget(width - 110, 0, info.width, 20, widget.getValue().apply(info.value), widget.getKey()),resetButton,name);
+                    } else if (info.widget != null) {
+                        TextFieldWidget widget = new TextFieldWidget(textRenderer, width - 110, 0, info.width, 20, null);
+
+                        widget.setText(info.tempValue);
+                        Predicate<String> processor = ((BiFunction<TextFieldWidget, ButtonWidget, Predicate<String>>) info.widget).apply(widget, done);
+                        widget.setTextPredicate(processor);
+                        this.list.addButton(widget, resetButton, name);
+                    } else {
+                        ButtonWidget dummy = new ButtonWidget(-10, 0, 0, 0, Text.of(""), null);
+                        this.list.addButton(dummy,dummy,name);
+                    }
+                }
+            }
+
+        }
+        @Override
+        public void render(MatrixStack matrices, int mouseX, int mouseY, float delta) {
+            this.renderBackground(matrices);
+            this.list.render(matrices, mouseX, mouseY, delta);
+
+            int stringWidth = (int) (title.getString().length() * 2.75f);
+            if (useTooltipForTitle) renderTooltip(matrices, title, width/2 - stringWidth, 27);
+            else drawCenteredText(matrices, textRenderer, title, width / 2, 15, 0xFFFFFF);
+
+            for (EntryInfo info : entries) {
+                if (info.id.equals(modid)) {
+                    if (list.getHoveredButton(mouseX,mouseY).isPresent()) {
+                        ClickableWidget buttonWidget = list.getHoveredButton(mouseX,mouseY).get();
+                        Text text = ButtonEntry.buttonsWithText.get(buttonWidget);
+                        TranslatableText name = new TranslatableText(this.translationPrefix + info.field.getName());
+                        String key = translationPrefix + info.field.getName() + ".tooltip";
+
+                        if (info.error != null && text.equals(name)) renderTooltip(matrices, info.error.getValue(), mouseX, mouseY);
+                        else if (I18n.hasTranslation(key) && text.equals(name)) {
+                            List<Text> list = new ArrayList<>();
+                            for (String str : I18n.translate(key).split("\n"))
+                                list.add(new LiteralText(str));
+                            renderTooltip(matrices, list, mouseX, mouseY);
+                        }
+                    }
+                }
+            }
+            super.render(matrices,mouseX,mouseY,delta);
+        }
+    }
+    @Environment(EnvType.CLIENT)
+    public static class MidnightConfigListWidget extends ElementListWidget<MidnightConfig.ButtonEntry> {
+        TextRenderer textRenderer;
+
+        public MidnightConfigListWidget(MinecraftClient minecraftClient, int i, int j, int k, int l, int m) {
+            super(minecraftClient, i, j, k, l, m);
+            this.centerListVertically = false;
+            textRenderer = minecraftClient.textRenderer;
+        }
+        @Override
+        public int getScrollbarPositionX() { return this.width -7; }
+
+        public void addButton(ClickableWidget button, ClickableWidget resetButton, Text text) {
+            this.addEntry(ButtonEntry.create(button, text, resetButton));
+        }
+        @Override
+        public int getRowWidth() { return 10000; }
+        public Optional<ClickableWidget> getHoveredButton(double mouseX, double mouseY) {
+            for (ButtonEntry buttonEntry : this.children()) {
+                for (ClickableWidget ClickableWidget : buttonEntry.buttons) {
+                    if (ClickableWidget.isMouseOver(mouseX, mouseY)) {
+                        return Optional.of(ClickableWidget);
+                    }
+                }
+            }
+            return Optional.empty();
+        }
+    }
+    public static class ButtonEntry extends ElementListWidget.Entry<ButtonEntry> {
+        private static final TextRenderer textRenderer = MinecraftClient.getInstance().textRenderer;
+        private final List<ClickableWidget> buttons = new ArrayList<>();
+        private final List<ClickableWidget> resetButtons = new ArrayList<>();
+        private final List<Text> texts = new ArrayList<>();
+        private final List<ClickableWidget> buttonsWithResetButtons = new ArrayList<>();
+        public static final Map<ClickableWidget, Text> buttonsWithText = new HashMap<>();
+
+        private ButtonEntry(ClickableWidget button, Text text, ClickableWidget resetButton) {
+            buttonsWithText.put(button,text);
+            this.buttons.add(button);
+            this.resetButtons.add(resetButton);
+            this.texts.add(text);
+            this.buttonsWithResetButtons.add(button);
+            this.buttonsWithResetButtons.add(resetButton);
+        }
+        public static ButtonEntry create(ClickableWidget button, Text text, ClickableWidget resetButton) {
+            return new ButtonEntry(button, text, resetButton);
+        }
+        public void render(MatrixStack matrices, int index, int y, int x, int entryWidth, int entryHeight, int mouseX, int mouseY, boolean hovered, float tickDelta) {
+            this.buttons.forEach(button -> {
+                button.y = y;
+                button.render(matrices, mouseX, mouseY, tickDelta);
+            });
+            this.texts.forEach(text -> DrawableHelper.drawTextWithShadow(matrices,textRenderer, text,12,y+5,0xFFFFFF));
+            this.resetButtons.forEach((button) -> {
+                button.y = y;
+                button.render(matrices, mouseX, mouseY, tickDelta);
+            });
+        }
+        public List<? extends Element> children() {
+            return buttonsWithResetButtons;
+        }
+
+        public List<? extends Selectable> method_37025() {
+            return buttonsWithResetButtons;
+        }
+    }
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target(ElementType.FIELD)
+    public @interface Entry {
+        int width() default 100;
+        double min() default Double.MIN_NORMAL;
+        double max() default Double.MAX_VALUE;
+    }
+    @Retention(RetentionPolicy.RUNTIME) @Target(ElementType.FIELD) public @interface Comment {}
+
+    public static class HiddenAnnotationExclusionStrategy implements ExclusionStrategy {
+        public boolean shouldSkipClass(Class<?> clazz) { return false; }
+        public boolean shouldSkipField(FieldAttributes fieldAttributes) {
+            return fieldAttributes.getAnnotation(Entry.class) == null;
+        }
+    }
+}

puzzle-base/src/main/java/net/puzzlemc/core/PuzzleCore.java

@@ -0,0 +1,22 @@
+package net.puzzlemc.core;
+
+import net.puzzlemc.core.config.PuzzleConfig;
+import net.puzzlemc.core.util.UpdateChecker;
+import net.fabricmc.api.ClientModInitializer;
+
+public class PuzzleCore implements ClientModInitializer {
+
+    public final static String version = "Puzzle A1";
+    public final static String name = "Puzzle";
+    public final static String id = "puzzle";
+    public final static String website = "https://github.com/TeamMidnightDust/Puzzle";
+    public static String updateURL = website + "download";
+
+    public final static String UPDATE_URL = "https://raw.githubusercontent.com/TeamMidnightDust/Puzzle/main/puzzle_versions.json";
+
+    @Override
+    public void onInitializeClient() {
+        PuzzleConfig.init(id, PuzzleConfig.class);
+        if (PuzzleConfig.checkUpdates) UpdateChecker.init();
+    }
+}

puzzle-base/src/main/java/net/puzzlemc/core/config/PuzzleConfig.java

@@ -0,0 +1,19 @@
+package net.puzzlemc.core.config;
+
+import eu.midnightdust.lib.config.MidnightConfig;
+
+public class PuzzleConfig extends MidnightConfig {
+    @Entry public static boolean debugMessages = false;
+
+    @Entry public static boolean checkUpdates = true;
+    @Entry public static boolean showPuzzleInfo = true;
+    @Entry public static boolean resourcepackSplashScreen = true;
+    @Entry public static boolean randomEntityTextures = true;
+    @Entry public static boolean customRenderLayers = true;
+    @Entry public static boolean unlimitedRotations = true;
+    @Entry public static boolean biggerModels = true;
+
+    @Entry public static int backgroundColor = 15675965;
+    @Entry public static int progressBarColor = 16777215;
+    @Entry public static int progressFrameColor = 16777215;
+}

puzzle-base/src/main/java/net/puzzlemc/core/mixin/MixinDebugHud.java

@@ -0,0 +1,38 @@
+package net.puzzlemc.core.mixin;
+
+import com.mojang.blaze3d.platform.GlDebugInfo;
+import net.puzzlemc.core.PuzzleCore;
+import net.puzzlemc.core.config.PuzzleConfig;
+import net.puzzlemc.core.util.UpdateChecker;
+import net.minecraft.client.gui.DrawableHelper;
+import net.minecraft.client.gui.hud.DebugHud;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+import java.util.List;
+
+@Mixin(DebugHud.class)
+public class MixinDebugHud extends DrawableHelper {
+    @Inject(at = @At("RETURN"), method = "getRightText", cancellable = true)
+    private void puzzle$getRightText(CallbackInfoReturnable<List<String>> cir) {
+        if (PuzzleConfig.showPuzzleInfo) {
+            List<String> entries = cir.getReturnValue();
+            String message;
+            if (UpdateChecker.isUpToDate) {
+                message = "Puzzle is up to date (" + PuzzleCore.version + ")";
+            } else {
+                message = "Puzzle is outdated (" + PuzzleCore.version + " -> " + UpdateChecker.latestVersion + ")";
+            }
+            for (int i = 0; i < entries.size(); i++) {
+                String str = entries.get(i);
+
+                if (str.startsWith(GlDebugInfo.getVersion())) {
+                    entries.add(i + 1, message);
+                    break;
+                }
+            }
+        }
+    }
+}

puzzle-base/src/main/java/net/puzzlemc/core/mixin/MixinTitleScreen.java

@@ -0,0 +1,75 @@
+package net.puzzlemc.core.mixin;
+
+import net.puzzlemc.core.PuzzleCore;
+import net.puzzlemc.core.config.PuzzleConfig;
+import net.puzzlemc.core.util.UpdateChecker;
+import net.minecraft.client.gui.screen.*;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.text.Text;
+import net.minecraft.text.TranslatableText;
+import net.minecraft.util.Util;
+import net.minecraft.util.math.MathHelper;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+import java.util.Objects;
+
+@Mixin(TitleScreen.class)
+public class MixinTitleScreen extends Screen {
+
+    @Shadow @Final private boolean doBackgroundFade;
+    @Shadow private long backgroundFadeStart;
+    private Text puzzleText;
+    private int puzzleTextWidth;
+
+    protected MixinTitleScreen(Text title) {
+        super(title);
+    }
+    @Inject(at = @At("TAIL"), method = "init")
+    private void puzzle$init(CallbackInfo ci) {
+        if (UpdateChecker.isUpToDate) {
+            puzzleText = Text.of(PuzzleCore.version);
+        }
+        else {
+            puzzleText = new TranslatableText("").append(Text.of(PuzzleCore.version + " | ")).append(new TranslatableText("puzzle.text.update_available"));
+            this.puzzleTextWidth = this.textRenderer.getWidth(puzzleText);
+        }
+    }
+
+    @Inject(at = @At("TAIL"), method = "render")
+    private void puzzle$render(MatrixStack matrices, int mouseX, int mouseY, float delta, CallbackInfo ci) {
+        if (PuzzleConfig.showPuzzleInfo) {
+            float f = this.doBackgroundFade ? (float) (Util.getMeasuringTimeMs() - this.backgroundFadeStart) / 1000.0F : 1.0F;
+            float g = this.doBackgroundFade ? MathHelper.clamp(f - 1.0F, 0.0F, 1.0F) : 1.0F;
+            int l = MathHelper.ceil(g * 255.0F) << 24;
+            textRenderer.drawWithShadow(matrices, puzzleText,2,this.height - 20, 16777215 | l);
+            if (mouseX > 2 && mouseX < 2 + this.puzzleTextWidth && mouseY > this.height - 20 && mouseY < this.height - 10) {
+                fill(matrices, 2, this.height - 11, 2 + this.puzzleTextWidth, this.height-10, 16777215 | l);
+            }
+        }
+    }
+
+    private void confirmLink(boolean open) {
+        if (open) {
+            Util.getOperatingSystem().open(PuzzleCore.updateURL);
+        }
+        Objects.requireNonNull(this.client).openScreen(this);
+    }
+
+    @Inject(at = @At("HEAD"), method = "mouseClicked",cancellable = true)
+    private void puzzle$mouseClicked(double mouseX, double mouseY, int button, CallbackInfoReturnable<Boolean> cir) {
+        if (mouseX > 2 && mouseX < (double)(2 + this.puzzleTextWidth) && mouseY > (double)(this.height - 20) && mouseY < (double)this.height-10) {
+            if (Objects.requireNonNull(this.client).options.chatLinksPrompt) {
+                this.client.openScreen(new ConfirmChatLinkScreen(this::confirmLink, PuzzleCore.updateURL, true));
+            } else {
+                Util.getOperatingSystem().open(PuzzleCore.updateURL);
+            }
+            cir.setReturnValue(false);
+        }
+    }
+}

puzzle-base/src/main/java/net/puzzlemc/core/util/ColorUtil.java

@@ -0,0 +1,17 @@
+package net.puzzlemc.core.util;
+
+import java.awt.*;
+
+public class ColorUtil {
+    /**
+     * @credit https://stackoverflow.com/questions/4129666/how-to-convert-hex-to-rgb-using-java
+     * @param colorStr e.g. "FFFFFF"
+     * @return
+     */
+    public static Color hex2Rgb(String colorStr) {
+        return new Color(
+                Integer.valueOf( colorStr.substring( 0, 2 ), 16 ),
+                Integer.valueOf( colorStr.substring( 2, 4 ), 16 ),
+                Integer.valueOf( colorStr.substring( 4, 6 ), 16 ));
+    }
+}

puzzle-base/src/main/java/net/puzzlemc/core/util/UpdateChecker.java

@@ -0,0 +1,55 @@
+package net.puzzlemc.core.util;
+
+import com.google.common.reflect.TypeToken;
+import com.google.gson.Gson;
+import net.puzzlemc.core.PuzzleCore;
+import net.minecraft.client.MinecraftClient;
+import org.apache.logging.log4j.Level;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.Reader;
+import java.lang.reflect.Type;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.*;
+import java.util.concurrent.CompletableFuture;
+
+
+public class UpdateChecker {
+    private static final Gson GSON = new Gson();
+    private static final String minecraftVersion = MinecraftClient.getInstance().getGame().getVersion().getId();
+    public static final Logger logger = LogManager.getLogger(PuzzleCore.name);
+
+    public static final Type UPDATE_TYPE_TOKEN = new TypeToken<Map<String, String>>(){}.getType();
+    public static String latestVersion;
+    public static boolean isUpToDate = true;
+
+    public static void init() {
+        CompletableFuture.supplyAsync(() -> {
+            try (Reader reader = new InputStreamReader(new URL(PuzzleCore.UPDATE_URL).openStream())) {
+                return GSON.<Map<String, String>>fromJson(reader, UPDATE_TYPE_TOKEN);
+            } catch (MalformedURLException error) {
+                logger.log(Level.ERROR, "Unable to check for updates because of connection problems: " + error.getMessage());
+            } catch (IOException error) {
+                logger.log(Level.ERROR, "Unable to check for updates because of an I/O Exception: " + error.getMessage());
+            }
+
+            return null;
+        }).thenAcceptAsync(versionMap -> {
+            if (versionMap != null && versionMap.containsKey(minecraftVersion)) {
+                latestVersion = versionMap.get(minecraftVersion);
+                if (!latestVersion.equals(minecraftVersion)) {
+                    isUpToDate = false;
+                    PuzzleCore.updateURL = PuzzleCore.website + "download/" + latestVersion.replace(PuzzleCore.name + " ","");
+                    logger.log(Level.INFO, "There is a newer version of "+ PuzzleCore.name +" available: " + latestVersion);
+                    logger.log(Level.INFO, "Please update immediately!");
+                }
+            } else {
+                logger.log(Level.WARN, "A problem with the database occured, could not check for updates.");
+            }
+        }, MinecraftClient.getInstance());
+    }
+}

puzzle-base/src/main/resources/assets/puzzle/lang/en_us.json

@@ -0,0 +1,17 @@
+{
+	"puzzle.text.update_available":"An update is available!",
+	"puzzle.screen.title":"Puzzle Settings",
+	"puzzle.page.graphics":"Graphics Settings",
+	"puzzle.page.resources":"Resource Settings",
+	"puzzle.page.performance":"Performance Settings",
+	"puzzle.page.misc":"Miscellaneous Settings",
+	"puzzle.option.ctm":"Connected Textures",
+	"puzzle.option.inside_ctm":"Connect Inside Textures",
+	"puzzle.midnightconfig.title":"Title",
+	"puzzle.midnightconfig.showPuzzleInfo":"Show Puzzle Info",
+	"puzzle.midnightconfig.showPuzzleInfo.tooltip":"Show Puzzle Info",
+	"test.midnightconfig.title":"I am a title",
+	"test.midnightconfig.text":"I am a comment *u*",
+	"test.midnightconfig.showInfo":"Show Info",
+	"test.midnightconfig.showInfo.tooltip":"Show more information"
+}

puzzle-base/src/main/resources/fabric.mod.json

@@ -0,0 +1,40 @@
+{
+  "schemaVersion": 1,
+  "id": "puzzle-base",
+  "version": "${version}",
+
+  "name": "Puzzle",
+  "description": "Unites optifine replacement mods in a clean & vanilla-style gui",
+  "authors": [
+    "Motschen",
+    "TeamMidnightDust"
+  ],
+  "contact": {
+    "homepage": "https://www.midnightdust.eu/",
+    "sources": "https://github.com/TeamMidnightDust/Puzzle",
+    "issues": "https://github.com/TeamMidnightDust/Puzzle/issues"
+  },
+
+  "license": "MIT",
+  "icon": "assets/puzzle/icon.png",
+
+  "environment": "client",
+  "entrypoints": {
+    "client": [
+      "net.puzzlemc.core.PuzzleCore"
+    ]
+  },
+  "custom": {
+    "modmenu": {
+      "parent": "puzzle-core"
+    }
+  },
+
+  "mixins": [
+    "puzzle-base.mixins.json"
+  ],
+
+  "depends": {
+    "fabric": "*"
+  }
+}

puzzle-base/src/main/resources/puzzle-base.mixins.json

@@ -0,0 +1,12 @@
+{
+  "required": true,
+  "package": "net.puzzlemc.core.mixin",
+  "compatibilityLevel": "JAVA_8",
+  "client": [
+    "MixinTitleScreen",
+    "MixinDebugHud"
+  ],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}