1.15.2 Port

API.md

@@ -8,7 +8,7 @@
     }
     dependencies {
         modImplementation 'com.thebrokenrail:sorcerycraft:VERSION'
-        // VERSION = "<Mod Version>+<MC Version>", for example "1.2.4+20w12a"
+        // VERSION = "<Mod Version>+<MC Version>", for example "1.2.4+1.15.2"
     }
     ```
 2. Add Dependency to ```fabric.mod.json```

CHANGELOG.md

@@ -1,5 +1,8 @@
 # Changelog
 
+**1.15.2 Port**
+* Tweak Steadfast Spell
+
 **1.2.5**
 * Fix Casting Table Bug
 

README.md

@@ -1,4 +1,6 @@
 # SorceryCraft
+**1.15.2 Port**
+
 Cast Spells in Minecraft!
 
 This mod currently supports the Minecraft 1.16 snapshots.

build.gradle

@@ -84,7 +84,7 @@ if (project.hasProperty('curseforge.api_key')) {
 		apiKey = project.getProperty('curseforge.api_key')
 		project {
 			id = project.curseforge_id
-			changelog = 'A changelog can be found at https://gitea.thebrokenrail.com/TheBrokenRail/SorceryCraft/src/branch/master/CHANGELOG.md'
+			changelog = 'A changelog can be found at https://gitea.thebrokenrail.com/TheBrokenRail/SorceryCraft/src/branch/1.15/CHANGELOG.md'
 			releaseType = 'release'
 			addGameVersion project.simple_minecraft_version
 			addGameVersion 'Fabric'

gradle.properties

@@ -3,10 +3,10 @@ org.gradle.jvmargs = -Xmx1G
 
 # Fabric Properties
 	# check these on https://fabricmc.net/use
-	minecraft_version = 20w12a
+	minecraft_version = 1.15.2
 	curseforge_id = 365308
-	simple_minecraft_version = 1.16-Snapshot
+	simple_minecraft_version = 1.15.2
-	yarn_build = 18
+	yarn_build = 14
 	fabric_loader_version = 0.7.8+build.189
 
 # Mod Properties
@@ -16,7 +16,7 @@ org.gradle.jvmargs = -Xmx1G
 
 # Dependencies
 	# currently not on the main fabric site, check on the maven: https://maven.fabricmc.net/net/fabricmc/fabric-api/fabric-api
-	fabric_api_version = 0.5.5+build.311-1.16
+	fabric_api_version = 0.5.1+build.294-1.15
-	cloth_config_version = 3.1.0-unstable
+	cloth_config_version = 2.9.3
 	auto_config_version = 1.2.4
-	mod_menu_version = 1.11.0+build.2
+	mod_menu_version = 1.10.2+build.32

src/main/java/com/thebrokenrail/sorcerycraft/SorceryCraft.java

@@ -26,7 +26,7 @@ import net.minecraft.entity.EntityCategory;
 import net.minecraft.entity.EntityDimensions;
 import net.minecraft.entity.EntityType;
 import net.minecraft.entity.player.PlayerEntity;
-import net.minecraft.entity.projectile.ProjectileEntity;
+import net.minecraft.entity.projectile.Projectile;
 import net.minecraft.item.BlockItem;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemGroup;
@@ -119,7 +119,7 @@ public class SorceryCraft implements ModInitializer {
         ContainerProviderRegistry.INSTANCE.registerFactory(new Identifier(NAMESPACE, "casting_table"), (syncId, identifier, player, buf) -> {
             final World world = player.world;
             final BlockPos pos = buf.readBlockPos();
-            return Objects.requireNonNull(world.getBlockState(pos).createScreenHandlerFactory(player.world, pos)).createMenu(syncId, player.inventory, player);
+            return Objects.requireNonNull(world.getBlockState(pos).createContainerFactory(player.world, pos)).createMenu(syncId, player.inventory, player);
         });
 
         CommandRegistry.INSTANCE.register(false, SpellCommand::register);
@@ -139,7 +139,7 @@ public class SorceryCraft implements ModInitializer {
 
         DispenserBlock.registerBehavior(SorceryCraft.SPELL_ITEM, new ProjectileDispenserBehavior() {
             @Override
-            protected ProjectileEntity createProjectile(World position, Position stack, ItemStack itemStack) {
+            protected Projectile createProjectile(World position, Position stack, ItemStack itemStack) {
                 SpellEntity entity = new SpellEntity(position, stack.getX(), stack.getY(), stack.getZ());
                 entity.setItem(itemStack);
                 return entity;

src/main/java/com/thebrokenrail/sorcerycraft/block/CastingTableBlock.java

@@ -8,10 +8,10 @@ import net.fabricmc.fabric.api.container.ContainerProviderRegistry;
 import net.minecraft.block.Block;
 import net.minecraft.block.BlockState;
 import net.minecraft.block.Material;
+import net.minecraft.container.BlockContext;
+import net.minecraft.container.NameableContainerFactory;
+import net.minecraft.container.SimpleNamedContainerFactory;
 import net.minecraft.entity.player.PlayerEntity;
-import net.minecraft.screen.NamedScreenHandlerFactory;
-import net.minecraft.screen.ScreenHandlerContext;
-import net.minecraft.screen.SimpleNamedScreenHandlerFactory;
 import net.minecraft.text.TranslatableText;
 import net.minecraft.util.ActionResult;
 import net.minecraft.util.Hand;
@@ -36,12 +36,12 @@ public class CastingTableBlock extends Block {
     }
 
     @Override
-    public NamedScreenHandlerFactory createScreenHandlerFactory(BlockState state, World world, BlockPos pos) {
+    public NameableContainerFactory createContainerFactory(BlockState state, World world, BlockPos pos) {
-        return new SimpleNamedScreenHandlerFactory((i, playerInventory, playerEntity) -> {
+        return new SimpleNamedContainerFactory((i, playerInventory, playerEntity) -> {
             if (!playerEntity.getEntityWorld().isClient()) {
                 ((SpellServerPlayerEntity) playerEntity).sync();
             }
-            return new CastingTableScreenHandler(i, playerInventory, ScreenHandlerContext.create(world, pos));
+            return new CastingTableScreenHandler(i, playerInventory, BlockContext.create(world, pos));
         }, new TranslatableText("container." + SorceryCraft.NAMESPACE + ".casting_table"));
     }
 }

src/main/java/com/thebrokenrail/sorcerycraft/client/gui/CastingTableScreen.java

@@ -9,7 +9,7 @@ import com.thebrokenrail.sorcerycraft.spell.util.SpellHelper;
 import net.fabricmc.api.EnvType;
 import net.fabricmc.api.Environment;
 import net.minecraft.client.font.TextRenderer;
-import net.minecraft.client.gui.screen.ingame.HandledScreen;
+import net.minecraft.client.gui.screen.ingame.ContainerScreen;
 import net.minecraft.client.gui.widget.ButtonWidget;
 import net.minecraft.entity.player.PlayerInventory;
 import net.minecraft.item.ItemStack;
@@ -19,7 +19,7 @@ import net.minecraft.util.Identifier;
 import net.minecraft.util.math.MathHelper;
 
 @Environment(EnvType.CLIENT)
-public class CastingTableScreen extends HandledScreen<CastingTableScreenHandler> {
+public class CastingTableScreen extends ContainerScreen<CastingTableScreenHandler> {
     private static final Identifier TEXTURE = new Identifier("textures/gui/container/villager2.png");
     private int selectedIndex;
     private int indexStartOffset;
@@ -27,27 +27,27 @@ public class CastingTableScreen extends HandledScreen<CastingTableScreenHandler>
 
     public CastingTableScreen(CastingTableScreenHandler container, PlayerInventory inventory, Text title) {
         super(container, inventory, title);
-        backgroundWidth = 276;
+        containerWidth = 276;
     }
 
     @Override
     protected void drawForeground(int mouseX, int mouseY) {
-        int titleY = backgroundHeight - 94;
+        int titleY = containerHeight - 94;
-        textRenderer.draw(title.asFormattedString(), (float) (49 + this.backgroundWidth / 2 - textRenderer.getStringWidth(title.asFormattedString()) / 2), 6.0F, 4210752);
+        font.draw(title.asFormattedString(), (float) (49 + this.containerWidth / 2 - font.getStringWidth(title.asFormattedString()) / 2), 6.0F, 4210752);
-        textRenderer.draw(playerInventory.getDisplayName().asFormattedString(), 107.0F, (float) titleY, 4210752);
+        font.draw(playerInventory.getDisplayName().asFormattedString(), 107.0F, (float) titleY, 4210752);
         String spells = new TranslatableText("container." + SorceryCraft.NAMESPACE + ".spells").getString();
-        textRenderer.draw(spells, (float) (5 - textRenderer.getStringWidth(spells) / 2 + 48), 6.0F, 4210752);
+        font.draw(spells, (float) (5 - font.getStringWidth(spells) / 2 + 48), 6.0F, 4210752);
         renderXPCost();
     }
 
     @Override
     protected void drawBackground(float delta, int mouseX, int mouseY) {
         RenderSystem.color4f(1.0F, 1.0F, 1.0F, 1.0F);
-        assert client != null;
+        assert minecraft != null;
-        client.getTextureManager().bindTexture(TEXTURE);
+        minecraft.getTextureManager().bindTexture(TEXTURE);
-        int i = (width - backgroundWidth) / 2;
+        int i = (width - containerWidth) / 2;
-        int j = (height - backgroundHeight) / 2;
+        int j = (height - containerHeight) / 2;
-        drawTexture(i, j, getZOffset(), 0.0F, 0.0F, backgroundWidth, backgroundHeight, 256, 512);
+        blit(i, j, getBlitOffset(), 0.0F, 0.0F, containerWidth, containerHeight, 256, 512);
     }
 
     @Override
@@ -63,36 +63,36 @@ public class CastingTableScreen extends HandledScreen<CastingTableScreenHandler>
             if (button.isHovered()) {
                 button.renderToolTip(mouseX, mouseY);
             }
-            button.visible = button.index < handler.getRecipes().length;
+            button.visible = button.index < container.getRecipes().length;
             if (button.visible) {
-                Spell spell = handler.getRecipes()[button.getIndex() + indexStartOffset];
+                Spell spell = container.getRecipes()[button.getIndex() + indexStartOffset];
                 button.setMessage(SpellHelper.getTranslatedSpell(spell.getID(), spell.getLevel()).getString());
             }
         }
     }
 
     private void renderScrollbar() {
-        Spell[] spells = handler.getRecipes();
+        Spell[] spells = container.getRecipes();
-        assert client != null;
+        assert minecraft != null;
-        client.getTextureManager().bindTexture(TEXTURE);
+        minecraft.getTextureManager().bindTexture(TEXTURE);
-        int i = (width - backgroundWidth) / 2;
+        int i = (width - containerWidth) / 2;
-        int j = (height - backgroundHeight) / 2;
+        int j = (height - containerHeight) / 2;
         int k = spells.length - 7;
 
         if (k > 0) {
             int modifier = (int) (((float) indexStartOffset / k) * (1 + 139 - 27));
-            drawTexture(i + 94, j + 18 + modifier, getZOffset(), 0.0F, 199.0F, 6, 27, 256, 512);
+            blit(i + 94, j + 18 + modifier, getBlitOffset(), 0.0F, 199.0F, 6, 27, 256, 512);
         } else {
-            drawTexture(i + 94, j + 18, getZOffset(), 6.0F, 199.0F, 6, 27, 256, 512);
+            blit(i + 94, j + 18, getBlitOffset(), 6.0F, 199.0F, 6, 27, 256, 512);
         }
     }
 
     private void renderItems() {
-        int i = (width - backgroundWidth) / 2;
+        int i = (width - containerWidth) / 2;
-        int j = (height - backgroundHeight) / 2;
+        int j = (height - containerHeight) / 2;
         int k = j + 16 + 1;
 
-        Spell[] spells = handler.getRecipes();
+        Spell[] spells = container.getRecipes();
         for (int x = 0; x < spells.length; x++) {
             if (!canScroll(spells.length) || (x >= indexStartOffset && x < 7 + indexStartOffset)) {
                 ItemStack itemStack = spells[x].getItemCost();
@@ -100,7 +100,7 @@ public class CastingTableScreen extends HandledScreen<CastingTableScreenHandler>
                 int y = k + 2;
 
                 itemRenderer.renderGuiItem(itemStack, i + 5 + 68, y);
-                itemRenderer.renderGuiItemOverlay(textRenderer, itemStack, i + 5 + 68, y);
+                itemRenderer.renderGuiItemOverlay(font, itemStack, i + 5 + 68, y);
                 itemRenderer.zOffset = 0.0F;
                 k += 20;
             }
@@ -108,20 +108,20 @@ public class CastingTableScreen extends HandledScreen<CastingTableScreenHandler>
     }
 
     private void renderXPCost() {
-        if (handler.getRecipes().length > 0) {
+        if (container.getRecipes().length > 0) {
-            int cost = handler.getRecipes()[selectedIndex].getXPCost();
+            int cost = container.getRecipes()[selectedIndex].getXPCost();
             int color = 8453920;
-            assert client != null;
+            assert minecraft != null;
-            assert client.player != null;
+            assert minecraft.player != null;
             String string = new TranslatableText("container.repair.cost", cost).getString();
-            if (!handler.canTakeResult(playerInventory.player)) {
+            if (!container.canTakeResult(playerInventory.player)) {
                 color = 16736352;
             }
 
-            int x2 = backgroundWidth - 8;
+            int x2 = containerWidth - 8;
-            int x1 = x2 - textRenderer.getStringWidth(string);
+            int x1 = x2 - font.getStringWidth(string);
             fill(x1, 65, x2, 77, 1325400064);
-            textRenderer.drawWithShadow(string, (float) x1, 67.0F, color);
+            font.drawWithShadow(string, (float) x1, 67.0F, color);
         }
     }
 
@@ -131,7 +131,7 @@ public class CastingTableScreen extends HandledScreen<CastingTableScreenHandler>
 
     @Override
     public boolean mouseScrolled(double d, double e, double amount) {
-        int i = handler.getRecipes().length;
+        int i = container.getRecipes().length;
         if (canScroll(i)) {
             int j = i - 7;
             indexStartOffset = (int) ((double) indexStartOffset - amount);
@@ -143,7 +143,7 @@ public class CastingTableScreen extends HandledScreen<CastingTableScreenHandler>
 
     @Override
     public boolean mouseDragged(double mouseX, double mouseY, int button, double deltaX, double deltaY) {
-        int i = handler.getRecipes().length;
+        int i = container.getRecipes().length;
         if (scrolling) {
             int j = y + 18;
             int k = j + 139;
@@ -160,9 +160,9 @@ public class CastingTableScreen extends HandledScreen<CastingTableScreenHandler>
     @Override
     public boolean mouseClicked(double mouseX, double mouseY, int button) {
         scrolling = false;
-        int i = (width - backgroundWidth) / 2;
+        int i = (width - containerWidth) / 2;
-        int j = (height - backgroundHeight) / 2;
+        int j = (height - containerHeight) / 2;
-        if (canScroll(handler.getRecipes().length) && mouseX > (double) (i + 94) && mouseX < (double) (i + 94 + 6) && mouseY > (double) (j + 18) && mouseY <= (double) (j + 18 + 139 + 1)) {
+        if (canScroll(container.getRecipes().length) && mouseX > (double) (i + 94) && mouseX < (double) (i + 94 + 6) && mouseY > (double) (j + 18) && mouseY <= (double) (j + 18 + 139 + 1)) {
             scrolling = true;
         }
 
@@ -170,9 +170,9 @@ public class CastingTableScreen extends HandledScreen<CastingTableScreenHandler>
     }
 
     private void syncRecipeIndex() {
-        handler.setIndex(selectedIndex);
+        container.setIndex(selectedIndex);
-        assert client != null;
+        assert minecraft != null;
-        SelectSpellC2SPacket.send(client, selectedIndex);
+        SelectSpellC2SPacket.send(minecraft, selectedIndex);
     }
 
     private final WidgetButtonPage[] buttons = new WidgetButtonPage[7];
@@ -180,8 +180,8 @@ public class CastingTableScreen extends HandledScreen<CastingTableScreenHandler>
     @Override
     protected void init() {
         super.init();
-        int i = (width - backgroundWidth) / 2;
+        int i = (width - containerWidth) / 2;
-        int j = (height - backgroundHeight) / 2;
+        int j = (height - containerHeight) / 2;
         int k = j + 16 + 2;
 
         for (int l = 0; l < 7; ++l) {
@@ -214,8 +214,8 @@ public class CastingTableScreen extends HandledScreen<CastingTableScreenHandler>
         }
 
         public void renderToolTip(int mouseX, int mouseY) {
-            if (hovered && handler.getRecipes().length > index + indexStartOffset && mouseX > this.x + 65) {
+            if (isHovered && container.getRecipes().length > index + indexStartOffset && mouseX > this.x + 65) {
-                ItemStack itemStack = handler.getRecipes()[index + indexStartOffset].getItemCost();
+                ItemStack itemStack = container.getRecipes()[index + indexStartOffset].getItemCost();
                 if (!itemStack.isEmpty()) {
                     renderTooltip(itemStack, mouseX, mouseY);
                 }
@@ -223,8 +223,8 @@ public class CastingTableScreen extends HandledScreen<CastingTableScreenHandler>
         }
 
         @Override
-        public void drawCenteredString(TextRenderer textRenderer, String str, int centerX, int y, int color) {
+        public void drawCenteredString(TextRenderer font, String str, int centerX, int y, int color) {
-            drawString(textRenderer, str, x + 5, y, color);
+            drawString(font, str, x + 5, y, color);
         }
     }
 }

src/main/java/com/thebrokenrail/sorcerycraft/entity/SpellEntity.java

@@ -9,7 +9,7 @@ import net.minecraft.entity.Entity;
 import net.minecraft.entity.EntityType;
 import net.minecraft.entity.LivingEntity;
 import net.minecraft.entity.player.PlayerEntity;
-import net.minecraft.entity.projectile.thrown.ThrownItemEntity;
+import net.minecraft.entity.thrown.ThrownItemEntity;
 import net.minecraft.item.Item;
 import net.minecraft.network.Packet;
 import net.minecraft.network.packet.s2c.play.EntitySpawnS2CPacket;
@@ -52,7 +52,6 @@ public class SpellEntity extends ThrownItemEntity {
 
     @Override
     protected void onCollision(HitResult hitResult) {
-        super.onCollision(hitResult);
         if (!getEntityWorld().isClient()) {
             Map<Identifier, Integer> spells = SpellHelper.getSpells(getItem());
             if (!spells.containsKey(Spells.INWARD_SPELL)) {

src/main/java/com/thebrokenrail/sorcerycraft/gui/CastingTableScreenHandler.java

@@ -5,16 +5,16 @@ import com.thebrokenrail.sorcerycraft.spell.api.Spell;
 import com.thebrokenrail.sorcerycraft.spell.util.SpellPlayerEntity;
 import com.thebrokenrail.sorcerycraft.spell.api.registry.SpellRegistry;
 import com.thebrokenrail.sorcerycraft.spell.util.SpellHelper;
+import net.minecraft.container.BlockContext;
+import net.minecraft.container.Container;
+import net.minecraft.container.ContainerType;
+import net.minecraft.container.Slot;
 import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.entity.player.PlayerInventory;
 import net.minecraft.inventory.BasicInventory;
 import net.minecraft.inventory.CraftingResultInventory;
 import net.minecraft.inventory.Inventory;
 import net.minecraft.item.ItemStack;
-import net.minecraft.screen.ScreenHandler;
-import net.minecraft.screen.ScreenHandlerContext;
-import net.minecraft.screen.ScreenHandlerType;
-import net.minecraft.screen.slot.Slot;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.Identifier;
 import net.minecraft.util.math.BlockPos;
@@ -25,15 +25,15 @@ import java.util.List;
 import java.util.Map;
 import java.util.function.BiConsumer;
 
-public class CastingTableScreenHandler extends ScreenHandler {
+public class CastingTableScreenHandler extends Container {
     private final Inventory inventory;
     private final Inventory result;
     private Spell[] spells = new Spell[0];
-    private final ScreenHandlerContext context;
+    private final BlockContext context;
     private int index = 0;
 
-    public CastingTableScreenHandler(int syncId, PlayerInventory playerInventory, ScreenHandlerContext blockContext) {
+    public CastingTableScreenHandler(int syncId, PlayerInventory playerInventory, BlockContext blockContext) {
-        super(ScreenHandlerType.STONECUTTER, syncId);
+        super(ContainerType.STONECUTTER, syncId);
 
         inventory = new BasicInventory(2) {
             public void markDirty() {

src/main/java/com/thebrokenrail/sorcerycraft/item/SpellItem.java

@@ -14,11 +14,11 @@ import net.minecraft.item.ItemGroup;
 import net.minecraft.item.ItemStack;
 import net.minecraft.text.Text;
 import net.minecraft.util.ActionResult;
+import net.minecraft.util.DefaultedList;
 import net.minecraft.util.Hand;
 import net.minecraft.util.Identifier;
 import net.minecraft.util.Rarity;
 import net.minecraft.util.TypedActionResult;
-import net.minecraft.util.collection.DefaultedList;
 import net.minecraft.world.World;
 
 import java.util.HashMap;

src/main/java/com/thebrokenrail/sorcerycraft/mixin/MixinPlayerEntity.java

@@ -3,9 +3,9 @@ package com.thebrokenrail.sorcerycraft.mixin;
 import com.thebrokenrail.sorcerycraft.gui.CastingTableScreenHandler;
 import com.thebrokenrail.sorcerycraft.spell.util.SpellHelper;
 import com.thebrokenrail.sorcerycraft.spell.util.SpellPlayerEntity;
+import net.minecraft.container.Container;
 import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.nbt.CompoundTag;
-import net.minecraft.screen.ScreenHandler;
 import net.minecraft.util.Identifier;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
@@ -19,7 +19,7 @@ import java.util.Map;
 @SuppressWarnings("unused")
 @Mixin(PlayerEntity.class)
 public class MixinPlayerEntity implements SpellPlayerEntity {
-    @Shadow public ScreenHandler currentScreenHandler;
+    @Shadow public Container container;
     // Namespace Fields
     private Map<Identifier, Integer> sorceryCraftDiscoveredSpells = new HashMap<>();
 
@@ -36,9 +36,9 @@ public class MixinPlayerEntity implements SpellPlayerEntity {
     @Override
     public void setDiscoveredSpells(Map<Identifier, Integer> spells) {
         this.sorceryCraftDiscoveredSpells = spells;
-        if (currentScreenHandler instanceof CastingTableScreenHandler) {
+        if (container instanceof CastingTableScreenHandler) {
             //noinspection ConstantConditions
-            ((CastingTableScreenHandler) currentScreenHandler).setSpells((PlayerEntity) (Object) this);
+            ((CastingTableScreenHandler) container).setSpells((PlayerEntity) (Object) this);
         }
     }
 

src/main/java/com/thebrokenrail/sorcerycraft/mixin/MixinServerPlayerEntity.java

@@ -5,7 +5,6 @@ import com.thebrokenrail.sorcerycraft.packet.UpdateKnownSpellsS2CPacket;
 import com.thebrokenrail.sorcerycraft.spell.util.SpellHelper;
 import com.thebrokenrail.sorcerycraft.spell.util.SpellPlayerEntity;
 import com.thebrokenrail.sorcerycraft.spell.util.SpellServerPlayerEntity;
-import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.Identifier;
@@ -30,7 +29,7 @@ public abstract class MixinServerPlayerEntity extends MixinPlayerEntity implemen
     @Override
     public void setDiscoveredSpells(Map<Identifier, Integer> spells) {
         super.setDiscoveredSpells(spells);
-        if (currentScreenHandler instanceof CastingTableScreenHandler) {
+        if (container instanceof CastingTableScreenHandler) {
             sync();
         }
     }

src/main/java/com/thebrokenrail/sorcerycraft/packet/SelectSpellC2SPacket.java

@@ -7,15 +7,15 @@ import net.fabricmc.api.EnvType;
 import net.fabricmc.api.Environment;
 import net.fabricmc.fabric.api.network.PacketContext;
 import net.minecraft.client.MinecraftClient;
-import net.minecraft.network.PacketByteBuf;
+import net.minecraft.container.Container;
 import net.minecraft.network.packet.c2s.play.CustomPayloadC2SPacket;
-import net.minecraft.screen.ScreenHandler;
 import net.minecraft.util.Identifier;
+import net.minecraft.util.PacketByteBuf;
 
 public class SelectSpellC2SPacket {
     public static void handle(PacketContext context, PacketByteBuf bytes) {
         int index = bytes.readInt();
-        ScreenHandler handler = context.getPlayer().currentScreenHandler;
+        Container handler = context.getPlayer().container;
         if (handler instanceof CastingTableScreenHandler) {
             CastingTableScreenHandler merchantContainer = (CastingTableScreenHandler) handler;
             merchantContainer.setIndex(index);

src/main/java/com/thebrokenrail/sorcerycraft/packet/UpdateKnownSpellsS2CPacket.java

@@ -1,15 +1,16 @@
 package com.thebrokenrail.sorcerycraft.packet;
 
 import com.thebrokenrail.sorcerycraft.SorceryCraft;
+import com.thebrokenrail.sorcerycraft.gui.CastingTableScreenHandler;
 import com.thebrokenrail.sorcerycraft.spell.util.SpellPlayerEntity;
 import com.thebrokenrail.sorcerycraft.spell.util.SpellHelper;
 import io.netty.buffer.Unpooled;
 import net.fabricmc.fabric.api.network.PacketContext;
 import net.minecraft.nbt.CompoundTag;
-import net.minecraft.network.PacketByteBuf;
 import net.minecraft.network.packet.s2c.play.CustomPayloadS2CPacket;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.Identifier;
+import net.minecraft.util.PacketByteBuf;
 
 public class UpdateKnownSpellsS2CPacket {
     public static void handle(PacketContext context, PacketByteBuf bytes) {
@@ -17,6 +18,9 @@ public class UpdateKnownSpellsS2CPacket {
         if (context.getPlayer() != null) {
             SpellPlayerEntity spellPlayer = (SpellPlayerEntity) context.getPlayer();
             spellPlayer.setDiscoveredSpells(SpellHelper.getSpells(tag));
+            if (context.getPlayer().container instanceof CastingTableScreenHandler) {
+                ((CastingTableScreenHandler) context.getPlayer().container).setSpells(context.getPlayer());
+            }
         }
     }
 

src/main/java/com/thebrokenrail/sorcerycraft/spell/CoolingSpell.java

@@ -1,11 +1,12 @@
 package com.thebrokenrail.sorcerycraft.spell;
 
 import com.thebrokenrail.sorcerycraft.spell.api.Spell;
+import net.minecraft.block.Blocks;
 import net.minecraft.entity.Entity;
 import net.minecraft.item.ItemStack;
 import net.minecraft.item.Items;
 import net.minecraft.state.property.Properties;
-import net.minecraft.tag.BlockTags;
+import net.minecraft.state.property.Properties;
 import net.minecraft.util.Identifier;
 import net.minecraft.util.hit.BlockHitResult;
 import net.minecraft.util.math.BlockPos;
@@ -24,7 +25,7 @@ public class CoolingSpell extends Spell {
     @Override
     public void execute(World world, Entity source, Entity attacker, BlockHitResult hitResult) {
         BlockPos blockPos = hitResult.getBlockPos();
-        if (world.getBlockState(blockPos).isIn(BlockTags.FIRE)) {
+        if (world.getBlockState(blockPos).getBlock() == Blocks.FIRE) {
             world.removeBlock(blockPos, false);
         }
         if (world.getBlockState(blockPos).get(Properties.LIT)) {
@@ -32,7 +33,7 @@ public class CoolingSpell extends Spell {
         }
 
         BlockPos sideBlockPos = blockPos.offset(hitResult.getSide());
-        if (world.getBlockState(sideBlockPos).isIn(BlockTags.FIRE)) {
+        if (world.getBlockState(sideBlockPos).getBlock() == Blocks.FIRE) {
             world.removeBlock(sideBlockPos, false);
         }
     }

src/main/java/com/thebrokenrail/sorcerycraft/spell/FlameSpell.java

@@ -1,8 +1,9 @@
 package com.thebrokenrail.sorcerycraft.spell;
 
 import com.thebrokenrail.sorcerycraft.spell.api.Spell;
-import net.minecraft.block.AbstractFireBlock;
 import net.minecraft.block.BlockState;
+import net.minecraft.block.Blocks;
+import net.minecraft.block.FireBlock;
 import net.minecraft.block.TntBlock;
 import net.minecraft.entity.Entity;
 import net.minecraft.entity.LivingEntity;
@@ -40,7 +41,7 @@ public class FlameSpell extends Spell {
             TntBlock.primeTnt(world, blockPos);
             world.removeBlock(blockPos, false);
         } else if (FlintAndSteelItem.canIgnite(sideBlockState, world, sideBlockPos)) {
-            world.setBlockState(sideBlockPos, AbstractFireBlock.getState(world, sideBlockPos));
+            world.setBlockState(sideBlockPos, ((FireBlock) Blocks.FIRE).getStateForPosition(world, sideBlockPos));
         } else if (FlintAndSteelItem.isIgnitable(blockState)) {
             world.setBlockState(blockPos, blockState.with(Properties.LIT, true));
         }

src/main/java/com/thebrokenrail/sorcerycraft/spell/SteadfastSpell.java

@@ -17,7 +17,7 @@ public class SteadfastSpell extends Spell {
 
     @Override
     public ItemStack getItemCost() {
-        return new ItemStack(Items.NETHERITE_INGOT);
+        return new ItemStack(Items.DIAMOND);
     }
 
     @Override

src/main/resources/fabric.mod.json

@@ -32,6 +32,6 @@
     "depends": {
         "fabricloader": ">=0.7.4",
         "fabric": "*",
-        "minecraft": "1.16.x"
+        "minecraft": "1.15.x"
     }
 }