Add key inputs

src/main/java/dev/exhq/ajarc/ModEvents.java

@@ -1,5 +1,6 @@
 package dev.exhq.ajarc;
 
+import dev.exhq.ajarc.network.ComputerCommandSent;
 import dev.exhq.ajarc.network.ComputerScreenUpdate;
 import net.neoforged.bus.api.SubscribeEvent;
 import net.neoforged.fml.common.EventBusSubscriber;
@@ -11,6 +12,7 @@ public class ModEvents {
 	public static void register(RegisterPayloadHandlersEvent event) {
 		var registrar = event.registrar("1");
 		registrar.playToClient(ComputerScreenUpdate.TYPE, ComputerScreenUpdate.STREAM_CODEC, ComputerScreenUpdate::handle);
+		registrar.playToServer(ComputerCommandSent.TYPE, ComputerCommandSent.STREAM_CODEC, ComputerCommandSent::handle);
 	}
 
 }

src/main/java/dev/exhq/ajarc/computer/ComputerBlockEntity.java

@@ -15,7 +15,9 @@ import net.minecraft.world.level.block.entity.BlockEntity;
 import net.minecraft.world.level.block.state.BlockState;
 import org.jetbrains.annotations.NotNull;
 
+import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.List;
 
 public class ComputerBlockEntity extends BlockEntity {
 	public ComputerBlockEntity(BlockPos pPos, BlockState pBlockState) {
@@ -32,6 +34,8 @@ public class ComputerBlockEntity extends BlockEntity {
 			.fieldOf("screen")
 			.setPartial(() -> ComputerTerminal.ofSize(20, 30));
 
+	private List<String> lines = new ArrayList<>();
+
 	@Override
 	protected void loadAdditional(@NotNull CompoundTag pTag, @NotNull HolderLookup.Provider pRegistries) {
 		super.loadAdditional(pTag, pRegistries);
@@ -65,7 +69,26 @@ public class ComputerBlockEntity extends BlockEntity {
 		return screen;
 	}
 
+	public void executeCommand(String line) {
+		lines.add("$ " + line);
+		if (line.equals("small")) {
+			screen = ComputerTerminal.ofSize(10, 20);
+			lines.add("Made small!");
+		} else if (line.equals("big")) {
+			screen = ComputerTerminal.ofSize(20, 30);
+			lines.add("Made big!");
+		} else {
+			lines.add("Made unknown!");
+		}
+		while (lines.size() > screen.dimensions().rows() - 1 && !lines.isEmpty()) {
+			lines.removeFirst();
+		}
+	}
+
 	public ComputerScreenUpdate getSyncPacket(int windowId) {
-		return new ComputerScreenUpdate(windowId, Arrays.asList("Hiii", "Hello"), screen.dimensions().rows(), screen.dimensions().columns());
+		return new ComputerScreenUpdate(windowId,
+		                                lines,
+		                                screen.dimensions().rows(),
+		                                screen.dimensions().columns());
 	}
 }

src/main/java/dev/exhq/ajarc/computer/ComputerMenu.java

@@ -1,11 +1,15 @@
 package dev.exhq.ajarc.computer;
 
+import dev.exhq.ajarc.network.ComputerCommandSent;
 import dev.exhq.ajarc.network.ComputerScreenUpdate;
 import dev.exhq.ajarc.register.Register;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.player.LocalPlayer;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.entity.player.Player;
 import net.minecraft.world.inventory.AbstractContainerMenu;
 import net.minecraft.world.item.ItemStack;
+import net.neoforged.neoforge.network.PacketDistributor;
 import org.jetbrains.annotations.NotNull;
 
 import java.util.ArrayList;
@@ -67,5 +71,21 @@ public class ComputerMenu extends AbstractContainerMenu {
 		this.columns = computerScreenUpdate.columns();
 		this.rows = computerScreenUpdate.rows();
 		this.lines = computerScreenUpdate.lines();
+		if (Minecraft.getInstance().screen instanceof ComputerScreen computerScreen) {
+			computerScreen.reinitDimensions();
+		}
+	}
+
+	public void onClientInput(ComputerCommandSent computerCommandSent, ServerPlayer player) {
+		computer.executeCommand(computerCommandSent.line());
+		syncToClient(player);
+	}
+
+	public void sendLineToServer(String toSend) {
+		PacketDistributor.sendToServer(new ComputerCommandSent(containerId, toSend));
+		lines.add("$ " + toSend);
+		while (lines.size() > rows - 1 && !lines.isEmpty()) {
+			lines.removeFirst();
+		}
 	}
 }

src/main/java/dev/exhq/ajarc/computer/ComputerScreen.java

@@ -1,19 +1,28 @@
 package dev.exhq.ajarc.computer;
 
+import dev.exhq.ajarc.network.ComputerCommandSent;
 import net.minecraft.client.gui.GuiGraphics;
 import net.minecraft.client.gui.screens.inventory.AbstractContainerScreen;
 import net.minecraft.network.chat.Component;
 import net.minecraft.world.entity.player.Inventory;
+import net.neoforged.neoforge.network.PacketDistributor;
 import org.jetbrains.annotations.NotNull;
+import org.lwjgl.glfw.GLFW;
 
 public class ComputerScreen extends AbstractContainerScreen<ComputerMenu> {
 	public ComputerScreen(ComputerMenu pMenu, Inventory pPlayerInventory, Component pTitle) {
 		super(pMenu, pPlayerInventory, pTitle);
 	}
 
+	String editingLine = "";
+
+	public void reinitDimensions() {
+		init();
+	}
+
 	@Override
 	protected void init() {
-		imageHeight = menu.getRows() * 11;
+		imageHeight = menu.getRows() * 11 - 1;
 		imageWidth = menu.getColumns() * 10;
 		super.init();
 	}
@@ -25,6 +34,25 @@ public class ComputerScreen extends AbstractContainerScreen<ComputerMenu> {
 
 	}
 
+	@Override
+	public boolean charTyped(char pCodePoint, int pModifiers) {
+		editingLine += pCodePoint;
+		return true;
+	}
+
+	@Override
+	public boolean keyPressed(int pKeyCode, int pScanCode, int pModifiers) {
+		if (super.keyPressed(pKeyCode, pScanCode, pModifiers))
+			return true;
+		if (pKeyCode == GLFW.GLFW_KEY_ENTER) {
+			var toSend = editingLine;
+			editingLine = "";
+			menu.sendLineToServer(toSend);
+			return true;
+		}
+		return false;
+	}
+
 	@Override
 	protected void renderLabels(@NotNull GuiGraphics graphics, int pMouseX, int pMouseY) {
 		int offsetY = 0;
@@ -32,5 +60,6 @@ public class ComputerScreen extends AbstractContainerScreen<ComputerMenu> {
 			graphics.drawString(font, line, 0, offsetY, 0xFFFFFFFF);
 			offsetY += 11;
 		}
+		graphics.drawString(font, "$ " + editingLine, 0, offsetY, 0xFFFFFFFF);
 	}
 }

src/main/java/dev/exhq/ajarc/network/ComputerCommandSent.java

@@ -0,0 +1,38 @@
+package dev.exhq.ajarc.network;
+
+import dev.exhq.ajarc.Ajar;
+import dev.exhq.ajarc.computer.ComputerMenu;
+import io.netty.buffer.ByteBuf;
+import net.minecraft.network.codec.ByteBufCodecs;
+import net.minecraft.network.codec.StreamCodec;
+import net.minecraft.network.protocol.common.custom.CustomPacketPayload;
+import net.minecraft.server.level.ServerPlayer;
+import net.neoforged.neoforge.network.handling.IPayloadContext;
+import org.jetbrains.annotations.NotNull;
+
+public record ComputerCommandSent(
+		int containerId,
+		String line
+) implements CustomPacketPayload {
+	public static final Type<ComputerCommandSent> TYPE = new Type<>(Ajar.identifier("command_sent"));
+	public static final StreamCodec<ByteBuf, ComputerCommandSent> STREAM_CODEC = StreamCodec.composite(
+			ByteBufCodecs.VAR_INT,
+			ComputerCommandSent::containerId,
+			ByteBufCodecs.STRING_UTF8,
+			ComputerCommandSent::line,
+			ComputerCommandSent::new
+	);
+
+
+	@Override
+	public @NotNull Type<? extends CustomPacketPayload> type() {
+		return TYPE;
+	}
+
+	public void handle(IPayloadContext iPayloadContext) {
+		var containerMenu = iPayloadContext.player().containerMenu;
+		if (containerMenu instanceof ComputerMenu computerMenu && computerMenu.containerId == this.containerId) {
+			computerMenu.onClientInput(this, (ServerPlayer) iPayloadContext.player());
+		}
+	}
+}