...

src/main/java/io/p2vman/vmodextras/cc/ComputerCraftCompact.java

@@ -3,6 +3,7 @@ package io.p2vman.vmodextras.cc;
 import io.p2vman.vmodextras.cc.block.BlockNetworkModem;
 import io.p2vman.vmodextras.cc.block.WireNetworkHubBlock;
 import io.p2vman.vmodextras.cc.block.entity.NetworkModemEntity;
+import io.p2vman.vmodextras.util.HoverBlockItem;
 import net.minecraft.world.item.BlockItem;
 import net.minecraft.world.item.Item;
 import net.minecraft.world.item.Rarity;
@@ -30,7 +31,7 @@ public class ComputerCraftCompact {
 
         NETWORK_MODEM.block(() -> new BlockNetworkModem(BlockBehaviour.Properties.of().mapColor(MapColor.STONE)));
         NETWORK_MODEM.entity(() -> BlockEntityType.Builder.of(NetworkModemEntity::new, NETWORK_MODEM.getBlock().get()).build(null));
-        NETWORK_MODEM.item(() -> new BlockItem(NETWORK_MODEM.getBlock().get(), new Item.Properties().rarity(Rarity.EPIC)));
+        NETWORK_MODEM.item(() -> new HoverBlockItem(NETWORK_MODEM.getBlock().get(), new Item.Properties().rarity(Rarity.EPIC)));
 
         Utils.executeIsModEnable("trackwork", () -> {
             TRACK_WORK_CONTROLLER_BLOCK = REGISTRY.BLOCKS.register("track_work_controller", () -> new TrackWorkController(BlockBehaviour.Properties.of().mapColor(MapColor.STONE)));
@@ -47,7 +48,7 @@ public class ComputerCraftCompact {
 
         builder.push((registry) -> {
             Utils.executeIsModEnable("trackwork", () -> {
-                TRACK_WORK_CONTROLLER_ITEM = registry.register("track_work_controller", () -> new BlockItem(TRACK_WORK_CONTROLLER_BLOCK.get(), new Item.Properties().rarity(Rarity.EPIC)));
+                TRACK_WORK_CONTROLLER_ITEM = registry.register("track_work_controller", () -> new HoverBlockItem(TRACK_WORK_CONTROLLER_BLOCK.get(), new Item.Properties().rarity(Rarity.EPIC)));
             });
 
             //Utils.executeIsModEnable("drivebywire", () -> {

src/main/java/io/p2vman/vmodextras/trackwork/TrackWorkCompact.java

@@ -1,5 +1,6 @@
 package io.p2vman.vmodextras.trackwork;
 
+import io.p2vman.vmodextras.util.HoverBlockItem;
 import net.minecraft.world.item.BlockItem;
 import net.minecraft.world.item.Item;
 import net.minecraft.world.item.Rarity;
@@ -37,9 +38,9 @@ public class TrackWorkCompact
         COMPACT_BACKUP_BLOCK_ENTITY = REGISTRY.BLOCK_ENTITIES.register("compact_backup", () -> BlockEntityType.Builder.of(CompactBackupBlockEntity::new, COMPACT_BACKUP.get()).build(null));
 
         builder.push((registry) -> {
-            MY_BLOCK_ITEM = registry.register("track_backup", () -> new BlockItem(TRAK_BUK.get(), new Item.Properties().rarity(Rarity.EPIC)));
+            MY_BLOCK_ITEM = registry.register("track_backup", () -> new HoverBlockItem(TRAK_BUK.get(), new Item.Properties().rarity(Rarity.EPIC)));
-            SHIP_VOID_ITEM = registry.register("ship_void", () -> new BlockItem(SHIP_VOID_BLOCK.get(), new Item.Properties()));
+            SHIP_VOID_ITEM = registry.register("ship_void", () -> new HoverBlockItem(SHIP_VOID_BLOCK.get(), new Item.Properties()));
-            COMPACT_BACKUP_ITEM = registry.register("compact_backup", () -> new BlockItem(COMPACT_BACKUP.get(), new Item.Properties().rarity(Rarity.EPIC)));
+            COMPACT_BACKUP_ITEM = registry.register("compact_backup", () -> new HoverBlockItem(COMPACT_BACKUP.get(), new Item.Properties().rarity(Rarity.EPIC)));
         });
     }
 }

src/main/java/io/p2vman/vmodextras/util/HoverBlockItem.java

@@ -0,0 +1,47 @@
+package io.p2vman.vmodextras.util;
+
+import net.minecraft.ChatFormatting;
+import net.minecraft.client.gui.screens.Screen;
+import net.minecraft.network.chat.Component;
+import net.minecraft.world.item.BlockItem;
+import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.item.TooltipFlag;
+import net.minecraft.world.level.Level;
+import net.minecraft.world.level.block.Block;
+import net.minecraftforge.api.distmarker.Dist;
+import net.minecraftforge.api.distmarker.OnlyIn;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.List;
+
+public class HoverBlockItem extends BlockItem {
+    @OnlyIn(Dist.CLIENT)
+    private Hover hover = null;
+
+    public HoverBlockItem(String id, Block block, Properties properties) {
+        super(block, properties);
+    }
+
+    public HoverBlockItem(Block block, Properties properties) {
+        super(block, properties);
+    }
+
+    @Override
+    @OnlyIn(Dist.CLIENT)
+    public void appendHoverText(ItemStack p_41421_, @Nullable Level p_41422_, List<Component> tooltip, TooltipFlag p_41424_) {
+        if (hover != null) {
+            if (Screen.hasShiftDown()) {
+                tooltip.addAll(hover.detail);
+            } else {
+                tooltip.addAll(hover.tooltip);
+                tooltip.add(Component.translatable("tooltip.vmodextras.hint").withStyle(ChatFormatting.YELLOW));
+            }
+        } else {
+            tooltip.add(Component.literal("Missing tooltip data").withStyle(ChatFormatting.RED));
+        }
+    }
+
+    public record Hover(List<Component> detail, List<Component> tooltip) {
+
+    }
+}

src/main/resources/assets/vmodextras/blockstates/network_modem.json

@@ -0,0 +1,16 @@
+{
+  "variants": {
+    "facing=down,on=false": {"model": "vmodextras:block/network_modem_off", "x": 90, "y": 0},
+    "facing=down,on=true": {"model": "vmodextras:block/network_modem_on", "x": 90, "y": 0},
+    "facing=east,on=false": {"model": "vmodextras:block/network_modem_off", "x": 0, "y": 90},
+    "facing=east,on=true": {"model": "vmodextras:block/network_modem_on", "x": 0, "y": 90},
+    "facing=north,on=false": {"model": "vmodextras:block/network_modem_off", "x": 0, "y": 0},
+    "facing=north,on=true": {"model": "vmodextras:block/network_modem_on", "x": 0, "y": 0},
+    "facing=south,on=false": {"model": "vmodextras:block/network_modem_off", "x": 0, "y": 180},
+    "facing=south,on=true": {"model": "vmodextras:block/network_modem_on", "x": 0, "y": 180},
+    "facing=up,on=false": {"model": "vmodextras:block/network_modem_off", "x": 270, "y": 0},
+    "facing=up,on=true": {"model": "vmodextras:block/network_modem_on", "x": 270, "y": 0},
+    "facing=west,on=false": {"model": "vmodextras:block/network_modem_off", "x": 0, "y": 270},
+    "facing=west,on=true": {"model": "vmodextras:block/network_modem_on", "x": 0, "y": 270}
+  }
+}

src/main/resources/assets/vmodextras/lang/en_us.json

@@ -1,4 +1,8 @@
 {
   "block.vmodextras.track_backup": "Track Backup",
-  "block.vmodextras.ship_void": "Ship Void"
+  "block.vmodextras.ship_void": "Ship Void",
+  "block.vmodextras.track_work_controller": "Track Work Controler",
+  "block.vmodextras.network_modem": "Network Modem",
+  "block.vmodextras.compact_backup": "Compact Backup",
+  "tooltip.vmodextras.hint": "Hold SHIFT for more information"
 }

src/main/resources/assets/vmodextras/models/block/network_modem_off.json

@@ -0,0 +1,7 @@
+{
+  "parent": "computercraft:block/modem",
+  "textures": {
+    "back": "computercraft:block/modem_back",
+    "front": "vmodextras:block/network_modem_face"
+  }
+}

src/main/resources/assets/vmodextras/models/block/network_modem_on.json

@@ -0,0 +1,7 @@
+{
+  "parent": "computercraft:block/modem",
+  "textures": {
+    "back": "computercraft:block/modem_back",
+    "front": "vmodextras:block/network_modem_face_on"
+  }
+}

src/main/resources/assets/vmodextras/models/item/network_modem.json

@@ -0,0 +1 @@
+{"parent": "vmodextras:block/network_modem_off"}

src/main/resources/assets/vmodextras/tooltips/track_work_controller.json

@@ -0,0 +1,9 @@
+{
+  "tooltip": [
+    { "text": "This block looks old.", "color": "gray" }
+  ],
+  "detail": [
+    { "text": "Crafted by ancient builders.", "italic": true, "color": "dark_gray" },
+    { "text": "Can be used to summon bosses!", "bold": true, "color": "red" }
+  ]
+}