Add donor perks and tweak generalise rendering of healing totem

src/main/java/electroblob/wizardry/packet/PacketRequestDonationPerks.java

@@ -0,0 +1,58 @@
+package electroblob.wizardry.packet;
+
+import electroblob.wizardry.Wizardry;
+import electroblob.wizardry.constants.Element;
+import electroblob.wizardry.misc.DonationPerksHandler;
+import io.netty.buffer.ByteBuf;
+import net.minecraft.entity.player.EntityPlayerMP;
+import net.minecraftforge.fml.common.network.simpleimpl.IMessage;
+import net.minecraftforge.fml.common.network.simpleimpl.IMessageHandler;
+import net.minecraftforge.fml.common.network.simpleimpl.MessageContext;
+
+/** <b>[Client -> Server]</b> This packet is sent when a player logs in and whenever the setting changes to set their
+ * donation perk element. */
+public class PacketRequestDonationPerks implements IMessageHandler<PacketRequestDonationPerks.Message, IMessage> {
+
+	@Override
+	public IMessage onMessage(Message message, MessageContext ctx){
+
+		// Just to make sure that the side is correct
+		if(ctx.side.isServer()){
+
+			final EntityPlayerMP player = ctx.getServerHandler().player;
+
+			// The UUID key set itself is immutable so we can safely access it from the networking thread
+			if(DonationPerksHandler.isDonor(player)){
+				player.getServerWorld().addScheduledTask(() -> DonationPerksHandler.setElement(player, message.element));
+			}else{
+				Wizardry.logger.warn("Received a donation perk packet from a player that isn't a donor!");
+			}
+
+		}
+
+		return null;
+	}
+
+	public static class Message implements IMessage {
+
+		private Element element;
+
+		// This constructor is required otherwise you'll get errors (used somewhere in fml through reflection)
+		public Message(){}
+
+		public Message(Element element){
+			this.element = element;
+		}
+
+		@Override
+		public void fromBytes(ByteBuf buf){
+			// The order is important
+			element = Element.values()[buf.readShort()];
+		}
+
+		@Override
+		public void toBytes(ByteBuf buf){
+			buf.writeShort(element.ordinal());
+		}
+	}
+}

src/main/java/electroblob/wizardry/packet/PacketSyncDonationPerks.java

@@ -0,0 +1,55 @@
+package electroblob.wizardry.packet;
+
+import electroblob.wizardry.constants.Element;
+import electroblob.wizardry.misc.DonationPerksHandler;
+import io.netty.buffer.ByteBuf;
+import net.minecraftforge.fml.common.network.simpleimpl.IMessage;
+import net.minecraftforge.fml.common.network.simpleimpl.IMessageHandler;
+import net.minecraftforge.fml.common.network.simpleimpl.MessageContext;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * <b>[Server -> Client]</b> This packet is sent to update the donation perks map for each player that logs in, and for
+ * all players whenever the map changes.
+ */
+public class PacketSyncDonationPerks implements IMessageHandler<PacketSyncDonationPerks.Message, IMessage> {
+
+	@Override
+	public IMessage onMessage(Message message, MessageContext ctx){
+
+		// Just to make sure that the side is correct
+		if(ctx.side.isClient()){
+			// Using a fully qualified name is a good course of action here; we don't really want to clutter the proxy
+			// methods any more than necessary.
+			net.minecraft.client.Minecraft.getMinecraft().addScheduledTask(() -> DonationPerksHandler.setElements(message.elements));
+		}
+
+		return null;
+	}
+
+	public static class Message implements IMessage {
+
+		public List<Element> elements;
+
+		// This constructor is required otherwise you'll get errors (used somewhere in fml through reflection)
+		public Message(){}
+
+		public Message(List<Element> elements){
+			this.elements = elements;
+		}
+
+		@Override
+		public void fromBytes(ByteBuf buf){
+			// The order is important
+			this.elements = new ArrayList<>();
+			while(buf.isReadable()) elements.add(Element.values()[buf.readShort()]);
+		}
+
+		@Override
+		public void toBytes(ByteBuf buf){
+			for(Element element : elements) buf.writeShort(element.ordinal());
+		}
+	}
+}

src/main/java/electroblob/wizardry/packet/WizardryPacketHandler.java

@@ -33,6 +33,8 @@ public class WizardryPacketHandler {
 		registerMessage(PacketConquerShrine.class, 			PacketConquerShrine.Message.class);
 		registerMessage(PacketLectern.class, 				PacketLectern.Message.class);
 		registerMessage(PacketSpellQuickAccess.class, 		PacketSpellQuickAccess.Message.class);
+		registerMessage(PacketRequestDonationPerks.class, 	PacketRequestDonationPerks.Message.class);
+		registerMessage(PacketSyncDonationPerks.class, 		PacketSyncDonationPerks.Message.class);
 	}
 
 	private static int nextPacketId = 0;