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refactor(command): LookCommand emits semantic RoomView

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Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
This commit is contained in:
Jean-Luc Makiola
2026-05-31 20:18:50 +02:00
parent 64cc654803
commit 9274eef4c0
1 changed files with 7 additions and 29 deletions
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36
Semesterprojekt/src/main/java/thb/jeanluc/adventure/command/impl/LookCommand.java
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@@ -2,49 +2,27 @@ package thb.jeanluc.adventure.command.impl;
import thb.jeanluc.adventure.command.Command; import thb.jeanluc.adventure.command.Command;
import thb.jeanluc.adventure.game.GameContext; import thb.jeanluc.adventure.game.GameContext;
import thb.jeanluc.adventure.io.text.RoomView;
import thb.jeanluc.adventure.model.Direction; import thb.jeanluc.adventure.model.Direction;
import thb.jeanluc.adventure.model.Npc; import thb.jeanluc.adventure.model.Npc;
import thb.jeanluc.adventure.model.Room; import thb.jeanluc.adventure.model.Room;
import thb.jeanluc.adventure.model.item.Item; import thb.jeanluc.adventure.model.item.Item;
import java.util.List; import java.util.List;
import java.util.stream.Collectors;
/** /**
* Prints a full description of the room the player is currently in: * Describes the current room by emitting a {@link RoomView}; the active
* name, description, visible items, visible NPCs, and available exits. * frontend decides how to render it. Usage: {@code look}.
* Usage: {@code look}.
*/ */
public class LookCommand implements Command { public class LookCommand implements Command {
@Override @Override
public void execute(GameContext ctx, List<String> args) { public void execute(GameContext ctx, List<String> args) {
Room room = ctx.getPlayer().getCurrentRoom(); Room room = ctx.getPlayer().getCurrentRoom();
StringBuilder sb = new StringBuilder(); List<String> items = room.getItems().values().stream().map(Item::getName).toList();
sb.append("== ").append(room.getName()).append(" ==\n"); List<String> npcs = room.getNpcs().values().stream().map(Npc::getName).toList();
sb.append(room.getDescription().stripTrailing()); List<String> exits = room.getExits().keySet().stream().map(Direction::getLabel).toList();
ctx.getIo().showRoom(new RoomView(room.getName(), room.getDescription(), items, npcs, exits));
if (!room.getItems().isEmpty()) {
String items = room.getItems().values().stream()
.map(Item::getName)
.collect(Collectors.joining(", "));
sb.append("\nYou see: ").append(items).append('.');
}
if (!room.getNpcs().isEmpty()) {
String npcs = room.getNpcs().values().stream()
.map(Npc::getName)
.collect(Collectors.joining(", "));
sb.append("\nHere is: ").append(npcs).append('.');
}
if (room.getExits().isEmpty()) {
sb.append("\nThere are no obvious exits.");
} else {
String exits = room.getExits().keySet().stream()
.map(Direction::getLabel)
.collect(Collectors.joining(", "));
sb.append("\nExits: ").append(exits).append('.');
}
ctx.getIo().write(sb.toString());
} }
@Override @Override