Add argument type handling and add return type for registerCommandSuper
- Also added help text back and cleaned some stuff up - Added support for number argument limits
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05477641a4
commit
b53813fa2e
4 changed files with 85 additions and 104 deletions
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@ -3,11 +3,12 @@ package buttondevteam.lib.chat;
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import buttondevteam.core.MainPlugin;
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import buttondevteam.lib.TBMCCoreAPI;
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import buttondevteam.lib.chat.commands.CommandArgument;
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import buttondevteam.lib.chat.commands.NumberArg;
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import buttondevteam.lib.chat.commands.SubcommandData;
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import buttondevteam.lib.player.ChromaGamerBase;
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import com.mojang.brigadier.CommandDispatcher;
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import com.mojang.brigadier.ParseResults;
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import com.mojang.brigadier.arguments.ArgumentType;
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import com.mojang.brigadier.arguments.*;
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import com.mojang.brigadier.builder.ArgumentBuilder;
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import com.mojang.brigadier.context.CommandContext;
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import com.mojang.brigadier.tree.CommandNode;
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@ -16,6 +17,8 @@ import lombok.RequiredArgsConstructor;
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import lombok.val;
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import org.bukkit.Bukkit;
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import org.bukkit.configuration.file.YamlConfiguration;
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import org.javatuples.Pair;
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import org.javatuples.Triplet;
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import org.jetbrains.annotations.NotNull;
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import java.io.InputStreamReader;
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@ -235,33 +238,6 @@ public abstract class Command2<TC extends ICommand2<TP>, TP extends Command2Send
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return false;
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}
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/**
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* Constructs a command node for the given subcommand that can be used for a custom registering logic (Discord).
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*
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* @param command The command object
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* @param method The subcommand method
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* @return The processed command node
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* @throws Exception Something broke
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*/
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protected CoreCommandNode<TP, TC> getSubcommandNode(TC command, Method method, Subcommand subcommand) throws Exception {
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var pdata = getParameterData(method);
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val arguments = new HashMap<String, CommandArgument>(pdata.length - 1);
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for (var param : pdata) {
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arguments.put(param.name, param);
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}
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// TODO: Dynamic help text
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//return new SubcommandData<>(pdata[0].type, command.getCommandPath() + getCommandPath(method.getName(), ' '), arguments, command, command.getHelpText(method, subcommand), null);
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return getSubcommandNode(method, pdata[0].type, command).helps(command.getHelpText(method, subcommand)).build();
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}
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/**
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* Get parameter data for the given subcommand. Attempts to read it from the commands file, if it fails, it will return generic info.
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*
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* @param method The method the subcommand is created from
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* @param i The index to use if no name was found
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* @return Parameter data object
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*/
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/**
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* Register a command in the command system. The way this command gets registered may change depending on the implementation.
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* Always invoke {@link #registerCommandSuper(ICommand2)} when implementing this method.
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@ -277,13 +253,22 @@ public abstract class Command2<TC extends ICommand2<TP>, TP extends Command2Send
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* @return The Brigadier command node if you need it for something (like tab completion)
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*/
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protected LiteralCommandNode<TP> registerCommandSuper(TC command) {
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LiteralCommandNode<TP> mainCommandNode = null;
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for (val meth : command.getClass().getMethods()) {
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val ann = meth.getAnnotation(Subcommand.class);
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if (ann == null) continue;
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String methodPath = getCommandPath(meth.getName(), ' ');
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registerNodeFromPath(command.getCommandPath() + methodPath)
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.addChild(getExecutableNode(meth, command, methodPath.substring(methodPath.lastIndexOf(' ') + 1)));
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val result = registerNodeFromPath(command.getCommandPath() + methodPath);
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result.getValue0().addChild(getExecutableNode(meth, command, ann, result.getValue2()));
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if (mainCommandNode == null) mainCommandNode = result.getValue1();
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else if (!result.getValue1().getName().equals(mainCommandNode.getName())) {
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MainPlugin.Instance.getLogger().warning("Multiple commands are defined in the same class! This is not supported. Class: " + command.getClass().getSimpleName());
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}
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}
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if (mainCommandNode == null) {
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throw new RuntimeException("There are no subcommands defined in the command class " + command.getClass().getSimpleName() + "!");
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}
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return mainCommandNode;
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}
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/**
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@ -294,17 +279,19 @@ public abstract class Command2<TC extends ICommand2<TP>, TP extends Command2Send
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* @param path The command path
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* @return The executable node
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*/
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private LiteralCommandNode<TP> getExecutableNode(Method method, TC command, String path) {
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private LiteralCommandNode<TP> getExecutableNode(Method method, TC command, Subcommand ann, String path) {
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val params = getCommandParameters(method); // Param order is important
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val paramMap = new HashMap<String, CommandArgument>();
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for (val param : params) {
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if (!Objects.equals(param.name, SENDER_ARG_NAME))
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paramMap.put(param.name, param);
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}
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val node = CoreCommandBuilder.<TP, TC>literal(path, params[0].type, paramMap, command).executes(this::executeCommand);
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val node = CoreCommandBuilder.<TP, TC>literal(path, params[0].type, paramMap, command)
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.helps(command.getHelpText(method, ann)).executes(this::executeCommand);
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ArgumentBuilder<TP, ?> parent = node;
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for (val param : params) { // Register parameters in the right order
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parent.then(parent = CoreArgumentBuilder.argument(param.name, getParameterType(param.type), false)); // TODO: Optional arg
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if (!Objects.equals(param.name, SENDER_ARG_NAME))
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parent.then(parent = CoreArgumentBuilder.argument(param.name, getParameterType(param), param.optional));
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}
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return node.build();
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}
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@ -313,19 +300,22 @@ public abstract class Command2<TC extends ICommand2<TP>, TP extends Command2Send
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* Registers all necessary no-op nodes for the given path.
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*
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* @param path The full command path
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* @return The last no-op node that can be used to register the executable node
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* @return The last no-op node that can be used to register the executable node,
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* the main command node and the last part of the command path (that isn't registered yet)
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*/
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private CommandNode<TP> registerNodeFromPath(String path) {
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private Triplet<CommandNode<TP>, LiteralCommandNode<TP>, String> registerNodeFromPath(String path) {
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String[] split = path.split(" ");
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CommandNode<TP> parent = dispatcher.getRoot();
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LiteralCommandNode<TP> mainCommand = null;
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for (int i = 0; i < split.length - 1; i++) {
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String part = split[i];
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var child = parent.getChild(part);
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if (child == null)
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parent.addChild(parent = CoreCommandBuilder.<TP, TC>literalNoOp(part).executes(this::executeHelpText).build());
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else parent = child;
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if (i == 0) mainCommand = (LiteralCommandNode<TP>) parent; // Has to be a literal, if not, well, error
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}
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return parent;
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return new Triplet<>(parent, mainCommand, split[split.length - 1]);
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}
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/**
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@ -337,27 +327,54 @@ public abstract class Command2<TC extends ICommand2<TP>, TP extends Command2Send
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* @throws RuntimeException If there is no sender parameter declared in the method
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*/
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private CommandArgument[] getCommandParameters(Method method) {
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val parameters = method.getParameterTypes();
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val parameters = method.getParameters();
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if (parameters.length == 0)
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throw new RuntimeException("No sender parameter for method '" + method + "'");
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val ret = new CommandArgument[parameters.length];
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val usage = getParameterHelp(method);
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ret[0] = new CommandArgument(SENDER_ARG_NAME, parameters[0], "Sender");
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ret[0] = new CommandArgument(SENDER_ARG_NAME, parameters[0].getType(), false, null, false, "Sender");
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if (usage == null) {
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for (int i = 1; i < parameters.length; i++) {
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ret[i] = new CommandArgument("param" + i, parameters[i], "param" + i);
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ret[i] = new CommandArgument("param" + i, parameters[i].getType(), false, null, false, "param" + i);
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}
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} else {
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val paramNames = usage.split(" ");
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for (int i = 1; i < parameters.length; i++) {
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ret[i] = new CommandArgument(paramNames[i], parameters[i], paramNames[i]); // TODO: Description (JavaDoc?)
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val numAnn = parameters[i].getAnnotation(NumberArg.class);
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ret[i] = new CommandArgument(paramNames[i], parameters[i].getType(),
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parameters[i].isVarArgs() || parameters[i].isAnnotationPresent(TextArg.class),
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numAnn == null ? null : new Pair<>(numAnn.lowerLimit(), numAnn.upperLimit()),
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parameters[i].isAnnotationPresent(OptionalArg.class),
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paramNames[i]); // TODO: Description (JavaDoc?)
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}
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}
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return ret;
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}
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private ArgumentType<?> getParameterType(Class<?> type) {
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// TODO: Move from registerTabcomplete
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private ArgumentType<?> getParameterType(CommandArgument arg) {
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final Class<?> ptype = arg.type;
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Number lowerLimit = Double.NEGATIVE_INFINITY, upperLimit = Double.POSITIVE_INFINITY;
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if (arg.greedy)
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return StringArgumentType.greedyString();
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else if (ptype == String.class)
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return StringArgumentType.word();
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else if (ptype == int.class || ptype == Integer.class
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|| ptype == byte.class || ptype == Byte.class
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|| ptype == short.class || ptype == Short.class)
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return IntegerArgumentType.integer(lowerLimit.intValue(), upperLimit.intValue());
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else if (ptype == long.class || ptype == Long.class)
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return LongArgumentType.longArg(lowerLimit.longValue(), upperLimit.longValue());
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else if (ptype == float.class || ptype == Float.class)
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return FloatArgumentType.floatArg(lowerLimit.floatValue(), upperLimit.floatValue());
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else if (ptype == double.class || ptype == Double.class)
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return DoubleArgumentType.doubleArg(lowerLimit.doubleValue(), upperLimit.doubleValue());
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else if (ptype == char.class || ptype == Character.class)
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return StringArgumentType.word();
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else if (ptype == boolean.class || ptype == Boolean.class)
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return BoolArgumentType.bool();
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else {
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return StringArgumentType.word();
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}
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}
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private int executeHelpText(CommandContext<TP> context) {
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@ -450,42 +467,12 @@ public abstract class Command2<TC extends ICommand2<TP>, TP extends Command2Send
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return null;
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}
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private void registerCommand(String path, String methodName, Subcommand ann, SubcommandData<TC> sd) {
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val subcommand = commandChar + path + getCommandPath(methodName, ' ');
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subcommands.put(subcommand, sd);
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for (String alias : ann.aliases())
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subcommands.put(commandChar + path + alias, sd);
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}
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public abstract boolean hasPermission(TP sender, TC command, Method subcommand);
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public String[] getCommandsText() {
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return commandHelp.toArray(new String[0]);
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}
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/**
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* Unregisters all of the subcommands in the given command.
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*
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* @param command The command object
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*/
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public void unregisterCommand(ICommand2<TP> command) {
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var path = command.getCommandPath();
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for (val method : command.getClass().getMethods()) {
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val ann = method.getAnnotation(Subcommand.class);
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if (ann == null) continue;
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unregisterCommand(path, method.getName(), ann);
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for (String p : command.getCommandPaths())
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unregisterCommand(p, method.getName(), ann);
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}
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}
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private void unregisterCommand(String path, String methodName, Subcommand ann) {
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val subcommand = commandChar + path + getCommandPath(methodName, ' ');
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subcommands.remove(subcommand);
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for (String alias : ann.aliases())
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subcommands.remove(commandChar + path + alias);
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}
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/**
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* It will start with the given replace char.
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*
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@ -5,7 +5,7 @@ import buttondevteam.lib.TBMCCoreAPI;
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import buttondevteam.lib.architecture.ButtonPlugin;
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import buttondevteam.lib.architecture.Component;
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import buttondevteam.lib.player.ChromaGamerBase;
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import com.mojang.brigadier.arguments.*;
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import com.mojang.brigadier.arguments.StringArgumentType;
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import com.mojang.brigadier.builder.LiteralArgumentBuilder;
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import com.mojang.brigadier.builder.RequiredArgumentBuilder;
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import com.mojang.brigadier.tree.CommandNode;
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@ -333,38 +333,8 @@ public class Command2MC extends Command2<ICommand2MC, Command2MCSender> implemen
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Parameter[] parameters = subcmd.method.getParameters();
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for (int i = 1; i < parameters.length; i++) { //Skip sender
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Parameter parameter = parameters[i];
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ArgumentType<?> type;
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final Class<?> ptype = parameter.getType();
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final boolean customParamType;
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{
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boolean customParamTypeTemp = false;
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if (ptype == String.class)
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if (parameter.isAnnotationPresent(TextArg.class))
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type = StringArgumentType.greedyString();
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else
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type = StringArgumentType.word();
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else if (ptype == int.class || ptype == Integer.class
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|| ptype == byte.class || ptype == Byte.class
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|| ptype == short.class || ptype == Short.class)
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type = IntegerArgumentType.integer(); //TODO: Min, max
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else if (ptype == long.class || ptype == Long.class)
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type = LongArgumentType.longArg();
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else if (ptype == float.class || ptype == Float.class)
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type = FloatArgumentType.floatArg();
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else if (ptype == double.class || ptype == Double.class)
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type = DoubleArgumentType.doubleArg();
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else if (ptype == char.class || ptype == Character.class)
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type = StringArgumentType.word();
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else if (ptype == boolean.class || ptype == Boolean.class)
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type = BoolArgumentType.bool();
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else if (parameter.isVarArgs())
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type = StringArgumentType.greedyString();
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else {
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type = StringArgumentType.word();
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customParamTypeTemp = true;
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}
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customParamType = customParamTypeTemp;
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}
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// TODO: Arg type
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val param = subcmd.parameters[i - 1];
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val customTC = Optional.ofNullable(parameter.getAnnotation(CustomTabComplete.class))
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.map(CustomTabComplete::value);
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@ -1,6 +1,7 @@
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package buttondevteam.lib.chat.commands;
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import lombok.RequiredArgsConstructor;
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import org.javatuples.Pair;
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/**
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* A command argument's information to be used to construct the command.
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@ -9,5 +10,8 @@ import lombok.RequiredArgsConstructor;
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public class CommandArgument {
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public final String name;
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public final Class<?> type;
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public final boolean greedy;
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public final Pair<Double, Double> limits;
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public final boolean optional;
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public final String description;
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}
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@ -0,0 +1,20 @@
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package buttondevteam.lib.chat.commands;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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/**
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* A command argument that can have a number as a value.
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*/
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@Retention(RetentionPolicy.RUNTIME)
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public @interface NumberArg {
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/**
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* The highest value that can be used for this argument.
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*/
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double upperLimit() default Double.POSITIVE_INFINITY;
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/**
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* The lowest value that can be used for this argument.
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*/
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double lowerLimit() default Double.NEGATIVE_INFINITY;
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}
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