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Format and comment code 

makes the code look nicer
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MrGazdag 2021-07-20 13:46:57 +02:00 committed by GitHub
parent ed97de417e
commit 037dfc2003
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1 changed files with 54 additions and 6 deletions
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60
src/test/java/demo/commands/GamemodeCommand.java
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@ -19,12 +19,15 @@ import java.util.Locale;
/**
* Command that make a player change gamemode, made in
* the style of the vanilla /gamemode command.
*
* @see https://minecraft.fandom.com/wiki/Commands/gamemode
*/
public class GamemodeCommand extends Command {
public GamemodeCommand() {
super("gamemode", "gm");
//GameMode parameter
ArgumentEnum<GameMode> gamemode = ArgumentType.Enum("gamemode", GameMode.class).setFormat(ArgumentEnum.Format.LOWER_CASED);
gamemode.setCallback((sender, exception) -> {
sender.sendMessage(
@ -33,57 +36,102 @@ public class GamemodeCommand extends Command {
.append(Component.text("!")), MessageType.SYSTEM);
});
//Targets parameter, can accept multiple players
ArgumentEntity player = ArgumentType.Entity("targets").onlyPlayers(true);
//Upon invalid usage, print the correct usage of the command to the sender
setDefaultExecutor((sender, context) -> {
sender.sendMessage(Component.text("Usage: /" + context.getCommandName() + " <gamemode> [targets]", NamedTextColor.RED), MessageType.SYSTEM);
//The used alias
String commandName = context.getCommandName();
sender.sendMessage(Component.text("Usage: /" + commandName + " <gamemode> [targets]", NamedTextColor.RED), MessageType.SYSTEM);
});
//Command Syntax for /gamemode <gamemode>
addSyntax((sender, context) -> {
//Limit execution to players only
if (!sender.isPlayer()) {
sender.sendMessage(Component.text("Please run this command in-game.", NamedTextColor.RED));
return;
}
//Check permission, this could be replaced with hasPermission
if (sender.asPlayer().getPermissionLevel() < 2) {
sender.sendMessage(Component.text("You don't have permission to use this command.", NamedTextColor.RED));
return;
}
//Arguments
GameMode mode = context.get(gamemode);
//Set the gamemode for the sender
executeSelf(sender.asPlayer(), mode);
}, gamemode);
//Command Syntax for /gamemode <gamemode> [targets]
addSyntax((sender, context) -> {
//Check permission for players only
//This allows the console to use this syntax too
if (sender.isPlayer() && sender.asPlayer().getPermissionLevel() < 2) {
sender.sendMessage(Component.text("You don't have permission to use this command.", NamedTextColor.RED));
return;
}
//Arguments
EntityFinder finder = context.get(player);
GameMode mode = context.get(gamemode);
executeOthers(sender.asPlayer(), mode, finder.find(sender));
//Set the gamemode for the targets
executeOthers(sender, mode, finder.find(sender));
}, gamemode, player);
}
/**
* Sets the gamemode for the specified entities, and
* notifies them (and the sender) in the chat.
*/
private void executeOthers(CommandSender sender, GameMode mode, List<Entity> entities) {
if (entities.size() == 0) {
//If there are no players that could be modified, display an error message
if (sender.isPlayer()) sender.sendMessage(Component.translatable("argument.entity.notfound.player", NamedTextColor.RED), MessageType.SYSTEM);
else sender.sendMessage(Component.text("No player was found", NamedTextColor.RED), MessageType.SYSTEM);
} else for (Entity entity : entities) {
if (entity instanceof Player) {
Player p = (Player) entity;
if (p == sender) {
//If the player is the same as the sender, call
//executeSelf to display one message instead of two
executeSelf(sender.asPlayer(), mode);
} else {
p.setGameMode(mode);
p.sendMessage(Component.translatable("gameMode.changed").args(Component.translatable("gameMode." + mode.name().toLowerCase(Locale.ROOT))), MessageType.SYSTEM);
sender.sendMessage(Component.translatable("commands.gamemode.success.other").args(p.getDisplayName() == null ? p.getName() : p.getDisplayName(), Component.translatable("gameMode." + mode.name().toLowerCase(Locale.ROOT))), MessageType.SYSTEM);
//Create necessary components
String gamemodeString = "gameMode." + mode.name().toLowerCase(Locale.ROOT);
Component gamemodeComponent = Component.translatable(gamemodeString);
Component playerName = p.getDisplayName() == null ? p.getName() : p.getDisplayName();
//Send a message to the changed player
p.sendMessage(Component.translatable("gameMode.changed", gamemodeComponent), MessageType.SYSTEM);
//Send a message to the sender
sender.sendMessage(Component.translatable("commands.gamemode.success.other", playername, gamemodeComponent), MessageType.SYSTEM);
}
}
}
}
/**
* Sets the gamemode for the executing Player, and
* notifies them in the chat.
*/
private void executeSelf(Player sender, GameMode mode) {
sender.setGameMode(mode);
sender.sendMessage(Component.translatable("commands.gamemode.success.self").args(Component.translatable("gameMode." + mode.name().toLowerCase(Locale.ROOT))), MessageType.SYSTEM);
//The translation keys 'gameMode.survival', 'gameMode.creative', etc.
//correspond to the translated game mode names.
String gamemodeString = "gameMode." + mode.name().toLowerCase(Locale.ROOT);
Component gamemodeComponent = Component.translatable(gamemodeString);
//Send the translated message to the player.
sender.sendMessage(Component.translatable("commands.gamemode.success.self", gamemodeComponent), MessageType.SYSTEM);
}
}