updated textures, better logic

src/main/java/com/lumijiez/lumiscope/items/radars/LongRadar.java

@@ -23,6 +23,7 @@ public class LongRadar extends ItemBase {
     public LongRadar() {
         super("long_radar");
         setMaxStackSize(1);
+        setMaxDamage(100);
     }
 
     @Override
@@ -41,51 +42,54 @@ public class LongRadar extends ItemBase {
     @Override
     public ActionResult<ItemStack> onItemRightClick(World world, EntityPlayer player, EnumHand hand) {
         if (!world.isRemote) {
-            StringBuilder message = new StringBuilder();
-            boolean playerNearby = false;
+            player.getHeldItem(hand).damageItem(1, player);
 
-            ITextComponent warningMessage = new TextComponentString("WARNING: Cannot detect players less than 500 meters from you!")
+            ITextComponent warningMessage = new TextComponentString("WARNING: Cannot detect players less than 300 meters from you!")
                     .setStyle(new Style().setColor(TextFormatting.RED));
             player.sendMessage(warningMessage);
 
+            boolean playerNearby = false;
+
             for (EntityPlayer otherPlayer : world.playerEntities) {
                 if (!otherPlayer.equals(player)) {
-                    playerNearby = true;
-
                     double deltaX = otherPlayer.posX - player.posX;
                     double deltaZ = otherPlayer.posZ - player.posZ;
                     double distance = Math.sqrt(deltaX * deltaX + deltaZ * deltaZ);
 
-                    if (distance <= 500) continue;
+                    if (distance <= 300) continue;
 
                     double angle = Math.atan2(deltaZ, deltaX);
                     double angleDegrees = Math.toDegrees(angle) - 90;
                     angleDegrees = (angleDegrees + 360) % 360;
 
+                    angleDegrees = (angleDegrees > 180) ? angleDegrees - 360 : angleDegrees;
+
                     double margin = RANDOM.nextDouble() * 20;
                     double halfMargin = margin / 2;
 
                     double startAngle = (angleDegrees - halfMargin + 360) % 360;
+                    startAngle = (startAngle > 180) ? startAngle - 360 : startAngle;
+
                     double endAngle = (angleDegrees + halfMargin + 360) % 360;
+                    endAngle = (endAngle > 180) ? endAngle - 360 : endAngle;
 
                     String distanceMessage = distance > 50000 ? " (very far)" : "";
 
                     ITextComponent intervalMessage;
                     if (startAngle > endAngle) {
-                        intervalMessage = new TextComponentString(String.format("Look in the interval (%.1f - %.1f degrees)%s", startAngle, endAngle, distanceMessage))
+                        intervalMessage = new TextComponentString(String.format("Look in the interval of %.1f - %.1f degrees%s", startAngle, endAngle, distanceMessage))
                                 .setStyle(new Style().setColor(TextFormatting.GREEN));
                     } else {
-                        intervalMessage = new TextComponentString(String.format("Look in the interval (%.1f - %.1f degrees)%s", startAngle, endAngle, distanceMessage))
+                        intervalMessage = new TextComponentString(String.format("Look in the interval of %.1f - %.1f degrees%s", startAngle, endAngle, distanceMessage))
                                 .setStyle(new Style().setColor(TextFormatting.GREEN));
                     }
 
-                    message.append(intervalMessage.getFormattedText()).append("\n");
+                    player.sendMessage(intervalMessage);
+                    playerNearby = true;
                 }
             }
 
-            if (playerNearby) {
-                player.sendMessage(new TextComponentString(message.toString()));
-            } else {
+            if (!playerNearby) {
                 ITextComponent noPlayersMessage = new TextComponentString("No other players found.")
                         .setStyle(new Style().setColor(TextFormatting.GRAY));
                 player.sendMessage(noPlayersMessage);

src/main/java/com/lumijiez/lumiscope/items/radars/ShortRadar.java

@@ -7,6 +7,7 @@ import net.minecraft.item.ItemStack;
 import net.minecraft.util.ActionResult;
 import net.minecraft.util.EnumActionResult;
 import net.minecraft.util.EnumHand;
+import net.minecraft.util.math.MathHelper;
 import net.minecraft.util.text.ITextComponent;
 import net.minecraft.util.text.Style;
 import net.minecraft.util.text.TextComponentString;
@@ -20,6 +21,7 @@ public class ShortRadar extends ItemBase {
     public ShortRadar() {
         super("short_radar");
         setMaxStackSize(1);
+        setMaxDamage(70);
     }
 
     @Override
@@ -34,29 +36,49 @@ public class ShortRadar extends ItemBase {
     @Override
     public ActionResult<ItemStack> onItemRightClick(World world, EntityPlayer player, EnumHand hand) {
         if (!world.isRemote) {
+            player.getHeldItem(hand).damageItem(1, player);
+
             boolean playerNearby = false;
 
-            ITextComponent message;
-            if (isPlayerNearby(world, player)) {
-                message = new TextComponentString("There are players within 200 meters!")
+            for (EntityPlayer otherPlayer : world.playerEntities) {
+                if (!otherPlayer.equals(player) && player.getDistance(otherPlayer) <= 100) {
+                    playerNearby = true;
+                    String direction = getPlayerDirection(player, otherPlayer);
+                    ITextComponent message = new TextComponentString(otherPlayer.getName() + " to the " + direction + "!")
                             .setStyle(new Style().setColor(TextFormatting.GREEN));
-            } else {
-                message = new TextComponentString("No players within 200 meters.")
-                        .setStyle(new Style().setColor(TextFormatting.RED));
+                    player.sendMessage(message);
+                }
             }
 
-            player.sendMessage(message);
-            player.getCooldownTracker().setCooldown(this, 1200);
+            if (!playerNearby) {
+                ITextComponent noPlayersMessage = new TextComponentString("No players within 100 meters.")
+                        .setStyle(new Style().setColor(TextFormatting.RED));
+                player.sendMessage(noPlayersMessage);
+            }
+
+            player.getCooldownTracker().setCooldown(this, 200);
         }
         return new ActionResult<>(EnumActionResult.SUCCESS, player.getHeldItem(hand));
     }
 
-    private boolean isPlayerNearby(World world, EntityPlayer player) {
-        for (EntityPlayer otherPlayer : world.playerEntities) {
-            if (!otherPlayer.equals(player) && player.getDistance(otherPlayer) <= 200) {
-                return true;
-            }
-        }
-        return false;
+    private String getPlayerDirection(EntityPlayer player, EntityPlayer otherPlayer) {
+        double deltaX = otherPlayer.posX - player.posX;
+        double deltaZ = otherPlayer.posZ - player.posZ;
+        double angle = MathHelper.atan2(deltaZ, deltaX) * (180 / Math.PI) - 90;
+        if (angle < 0) {
+            angle += 360;
+        }
+
+        angle = (angle + 180) % 360;
+
+        if (angle >= 337.5 || angle < 22.5) return "north";
+        if (angle >= 22.5 && angle < 67.5) return "northeast";
+        if (angle >= 67.5 && angle < 112.5) return "east";
+        if (angle >= 112.5 && angle < 157.5) return "southeast";
+        if (angle >= 157.5 && angle < 202.5) return "south";
+        if (angle >= 202.5 && angle < 247.5) return "southwest";
+        if (angle >= 247.5 && angle < 292.5) return "west";
+        if (angle >= 292.5) return "northwest";
+        return "unknown direction";
     }
 }