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hyperverse-core/src/main/java/se/hyperver/hyperverse/commands/parser/HyperWorldParser.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| package se.hyperver.hyperverse.commands.parser; | ||
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| import cloud.commandframework.arguments.parser.ArgumentParseResult; | ||
| import cloud.commandframework.arguments.parser.ArgumentParser; | ||
| import cloud.commandframework.context.CommandContext; | ||
| import cloud.commandframework.exceptions.parsing.NoInputProvidedException; | ||
| import org.bukkit.entity.Entity; | ||
| import org.checkerframework.checker.nullness.qual.NonNull; | ||
| import se.hyperver.hyperverse.configuration.Messages; | ||
| import se.hyperver.hyperverse.world.HyperWorld; | ||
| import se.hyperver.hyperverse.world.WorldManager; | ||
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| import java.util.Comparator; | ||
| import java.util.List; | ||
| import java.util.Queue; | ||
| import java.util.function.Predicate; | ||
| import java.util.stream.Stream; | ||
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| public class HyperWorldParser<C> implements ArgumentParser<C, HyperWorld> { | ||
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| private final WorldManager worldManager; | ||
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| private final boolean filterSameWorld; | ||
| private final WorldState allowedWorldState; | ||
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| public enum WorldState { | ||
| ANY, | ||
| LOADED, | ||
| UNLOADED, | ||
| } | ||
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| public HyperWorldParser(@NonNull final WorldManager worldManager) { | ||
| this(worldManager, WorldState.ANY, false); | ||
| } | ||
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| public HyperWorldParser( | ||
| @NonNull final WorldManager worldManager, | ||
| @NonNull final WorldState allowedWorldState, | ||
| final boolean filterSameWorld | ||
| ) { | ||
| this.worldManager = worldManager; | ||
| this.allowedWorldState = allowedWorldState; | ||
| this.filterSameWorld = filterSameWorld; | ||
| } | ||
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| @Override | ||
| public @NonNull ArgumentParseResult<@NonNull HyperWorld> parse( | ||
| @NonNull final CommandContext<@NonNull C> commandContext, | ||
| @NonNull final Queue<@NonNull String> inputQueue | ||
| ) { | ||
| if (inputQueue.isEmpty()) { | ||
| return ArgumentParseResult.failure(new NoInputProvidedException(getClass(), commandContext)); | ||
| } | ||
| final String world = inputQueue.poll(); | ||
| final HyperWorld hyperWorld = this.worldManager.getWorld(world); | ||
| if (hyperWorld == null) { | ||
| return ArgumentParseResult.failure(new IllegalArgumentException(Messages.messageNoSuchWorld.withoutColorCodes())); | ||
| } | ||
| if (!this.filterSameWorld && this.allowedWorldState == WorldState.ANY) { | ||
| return ArgumentParseResult.success(hyperWorld); | ||
| } | ||
| if (this.allowedWorldState == WorldState.LOADED && !hyperWorld.isLoaded()) { | ||
| return ArgumentParseResult.failure(new IllegalArgumentException(Messages.messageWorldNotLoaded.withoutColorCodes())); | ||
| } else if (this.allowedWorldState == WorldState.UNLOADED && hyperWorld.isLoaded()) { | ||
| return ArgumentParseResult.failure(new IllegalArgumentException(Messages.messageWorldAlreadyLoaded.withoutColorCodes())); | ||
| } | ||
| // Must guard calls to commandContext behind filterSameWorld check otherwise we are violating | ||
| // the contextFree contract below in #isContextFree | ||
| if (filterSameWorld && (commandContext.getSender() instanceof Entity entity)) { | ||
| HyperWorld currentWorld = this.worldManager.getWorld(entity.getWorld()); | ||
| if (currentWorld != null && currentWorld.equals(hyperWorld)) { | ||
| return ArgumentParseResult.failure(new IllegalArgumentException(Messages.messagePlayerAlreadyInWorld.withoutColorCodes())); | ||
| } | ||
| } | ||
| return ArgumentParseResult.success(hyperWorld); | ||
| } | ||
|
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| @Override | ||
| public @NonNull List<@NonNull String> suggestions( | ||
| @NonNull final CommandContext<C> commandContext, | ||
| @NonNull final String input | ||
| ) { | ||
| Stream<HyperWorld> stream = this.worldManager.getWorlds().stream(); | ||
| if (this.allowedWorldState == WorldState.LOADED) { | ||
| stream = stream.filter(HyperWorld::isLoaded); | ||
| } else if (this.allowedWorldState == WorldState.UNLOADED) { | ||
| stream = stream.filter(Predicate.not(HyperWorld::isLoaded)); | ||
| } | ||
| return stream.map(HyperWorld::getDisplayName) | ||
| .filter(name -> name.startsWith(input)) | ||
| .sorted(Comparator.naturalOrder()) | ||
| .toList(); | ||
| } | ||
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| @Override | ||
| public boolean isContextFree() { | ||
| return !this.filterSameWorld; | ||
| } | ||
|
|
||
| } |
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