Add viewstash suggestions (SkyblockerMod#1067)

Author: Emirlol

Diff for: src/main/java/de/hysky/skyblocker/mixins/CommandTreeS2CPacketMixin.java

@@ -5,6 +5,7 @@
 import com.mojang.brigadier.tree.LiteralCommandNode;
 
 import de.hysky.skyblocker.skyblock.SackItemAutocomplete;
+import de.hysky.skyblocker.skyblock.ViewstashAutocomplete;
 import de.hysky.skyblocker.skyblock.WarpAutocomplete;
 import de.hysky.skyblocker.utils.Utils;
 import net.minecraft.command.CommandSource;
@@ -20,7 +21,7 @@ public CommandNode<? extends CommandSource> modifyCommandSuggestions(CommandNode
 				case String s when s.equals("warp") && WarpAutocomplete.commandNode != null -> WarpAutocomplete.commandNode;
 				case String s when s.equals("getfromsacks") && SackItemAutocomplete.longCommandNode != null -> SackItemAutocomplete.longCommandNode;
 				case String s when s.equals("gfs") && SackItemAutocomplete.shortCommandNode != null -> SackItemAutocomplete.shortCommandNode;
-
+				case String s when s.equals("viewstash") -> ViewstashAutocomplete.getCommandNode();
 				default -> original;
 			};
 		}

Diff for: src/main/java/de/hysky/skyblocker/skyblock/ViewstashAutocomplete.java

@@ -0,0 +1,22 @@
+package de.hysky.skyblocker.skyblock;
+
+import com.mojang.brigadier.arguments.StringArgumentType;
+import com.mojang.brigadier.tree.LiteralCommandNode;
+import de.hysky.skyblocker.utils.Utils;
+import net.fabricmc.fabric.api.client.command.v2.FabricClientCommandSource;
+import net.minecraft.command.CommandSource;
+
+import java.util.stream.Stream;
+
+import static net.fabricmc.fabric.api.client.command.v2.ClientCommandManager.argument;
+import static net.fabricmc.fabric.api.client.command.v2.ClientCommandManager.literal;
+
+public class ViewstashAutocomplete {
+	public static LiteralCommandNode<FabricClientCommandSource> getCommandNode() {
+		return literal("viewstash")
+				       .requires(fabricClientCommandSource -> Utils.isOnSkyblock())
+				       .then(argument("stash", StringArgumentType.word())
+						             .suggests((context, builder) -> CommandSource.suggestMatching(Stream.of("material", "item"), builder))
+				       ).build();
+	}
+}