singleplayer error message for /vote

Author: sisby-folk

gradle.properties

@@ -17,7 +17,7 @@ authors=ModFest
 contributors=Prospector, Sisby folk, acikek
 license=MIT
 # Mod Version
-baseVersion=0.5.3
+baseVersion=0.5.4
 # Branch Metadata
 branch=1.21
 tagBranch=1.21

src/main/java/net/modfest/ballotbox/BallotBoxCommands.java

@@ -75,6 +75,10 @@ private static int vote(ServerPlayerEntity player, Consumer<Text> feedback) {
 			feedback.accept(Text.literal("[BallotBox] ").formatted(Formatting.GREEN).append(Text.literal("Vote cannot be invoked by a non-player").formatted(Formatting.RED)));
 			return 0;
 		}
+		if (player.getServer().isSingleplayer()) {
+			feedback.accept(Text.literal("[BallotBox] ").formatted(Formatting.GREEN).append(Text.literal("Voting isn't available in singleplayer!").formatted(Formatting.RED)));
+			return 0;
+		}
 		if (!ServerPlayNetworking.canSend(player, OpenVoteScreen.ID)) {
 			feedback.accept(Text.literal("[BallotBox] ").formatted(Formatting.GREEN).append(Text.literal("Voting requires BallotBox on the client!").formatted(Formatting.RED)));
 			return 0;