Implement Challenge Complete method. (#15)

Method currently will be available only via /[gamemode] challenges complete <challenge_id>.

src/main/java/world/bentobox/challenges/commands/ChallengesCommand.java

@@ -50,7 +50,9 @@ public class ChallengesCommand extends CompositeCommand
     public void setup()
     {
         this.setPermission(CHALLENGE_COMMAND);
-        this.setParametersHelp("challenges.commands.user.parameters");
-        this.setDescription("challenges.commands.user.description");
+        this.setParametersHelp("challenges.commands.user.main.parameters");
+        this.setDescription("challenges.commands.user.main.description");
+
+        new CompleteChallengeCommand(this.getAddon(), this);
     }
 }

src/main/java/world/bentobox/challenges/commands/ChallengesUserCommand.java

@@ -40,8 +40,8 @@ public class ChallengesUserCommand extends CompositeCommand
 	{
 		this.setOnlyPlayer(true);
 		this.setPermission("challenges");
-		this.setParametersHelp("challenges.commands.user.parameters");
-		this.setDescription("challenges.commands.user.description");
+		this.setParametersHelp("challenges.commands.user.main.parameters");
+		this.setDescription("challenges.commands.user.main.description");
 	}
 
 

src/main/java/world/bentobox/challenges/commands/CompleteChallengeCommand.java

@@ -0,0 +1,148 @@
+package world.bentobox.challenges.commands;
+
+
+import java.util.*;
+import java.util.stream.Collectors;
+
+import world.bentobox.bentobox.api.addons.Addon;
+import world.bentobox.bentobox.api.commands.CompositeCommand;
+import world.bentobox.bentobox.api.user.User;
+import world.bentobox.bentobox.util.Util;
+import world.bentobox.challenges.ChallengesAddon;
+import world.bentobox.challenges.database.object.Challenge;
+import world.bentobox.challenges.tasks.TryToComplete;
+
+
+/**
+ * This command allows to complete challenges without a gui.
+ */
+public class CompleteChallengeCommand extends CompositeCommand
+{
+	/**
+	 * Default constructor for Composite Command.
+	 * @param addon Challenges addon.
+	 * @param cmd Parent Command.
+	 */
+	public CompleteChallengeCommand(Addon addon, CompositeCommand cmd)
+	{
+		super(addon, cmd, "complete");
+		this.addon = (ChallengesAddon) addon;
+
+		if (this.addon.getChallengesManager().hasAnyChallengeData(this.getWorld()))
+		{
+			// Strip world name from all challenges
+			this.challenges = this.addon.getChallengesManager().getAllChallengesNames(this.getWorld()).stream().
+				map(challenge -> challenge.replaceFirst(Util.getWorld(this.getWorld()).getName() + "_", "")).
+				collect(Collectors.toList());
+		}
+	}
+
+
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	public void setup()
+	{
+		this.setOnlyPlayer(true);
+		this.setPermission("complete");
+		this.setParametersHelp("challenges.commands.user.complete.parameters");
+		this.setDescription("challenges.commands.user.complete.description");
+	}
+
+
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	public boolean execute(User user, String label, List<String> args)
+	{
+		if (args.isEmpty())
+		{
+			user.sendMessage("challenges.errors.no-name");
+			this.showHelp(this, user);
+			return false;
+		}
+		else if (!args.get(0).isEmpty())
+		{
+			// Add world name back at the start
+			String challengeName = Util.getWorld(this.getWorld()).getName() + "_" + args.get(0);
+			Challenge challenge = this.addon.getChallengesManager().getChallenge(challengeName);
+
+			if (challenge != null)
+			{
+				return TryToComplete.complete(this.addon,
+					user,
+					challenge,
+					this.getWorld(),
+					this.getTopLabel(),
+					this.getPermissionPrefix());
+			}
+			else
+			{
+				user.sendMessage("challenges.errors.unknown-challenge");
+				this.showHelp(this, user);
+				return false;
+			}
+		}
+
+		this.showHelp(this, user);
+		return false;
+	}
+
+
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	public Optional<List<String>> tabComplete(User user, String alias, List<String> args)
+	{
+		String lastString = args.get(args.size() - 1);
+
+		final List<String> returnList = new ArrayList<>();
+		final int size = args.size();
+
+		switch (size)
+		{
+			case 3:
+				// Create suggestions with all challenges that is available for users.
+
+				this.challenges.forEach(challenge -> {
+					returnList.addAll(Util.tabLimit(Collections.singletonList(challenge), lastString));
+				});
+
+				break;
+// 			TODO: not implemented YET
+//			case 4:
+//				// Suggest a number of completions.
+//				if (lastString.isEmpty() || lastString.matches("[0-9]*"))
+//				{
+//					returnList.addAll(Util.tabLimit(Collections.singletonList("<number>"), lastString));
+//				}
+//
+//				break;
+			default:
+			{
+				returnList.addAll(Util.tabLimit(Collections.singletonList("help"), lastString));
+				break;
+			}
+		}
+
+		return Optional.of(returnList);
+	}
+
+
+// ---------------------------------------------------------------------
+// Section: Variables
+// ---------------------------------------------------------------------
+
+	/**
+	 * Variable that holds challenge addon. Single casting.
+	 */
+	private ChallengesAddon addon;
+
+	/**
+	 * This list contains all challenge IDs without a world name.
+	 */
+	private List<String> challenges;
+}

src/main/resources/locales/en-US.yml

@@ -43,8 +43,12 @@ challenges:
                 description: 'This method allows to export existing challenges into default.json file.'
                 parameters: '[overwrite] - allows to overwrite existing file.'
         user:
+            main:
                 description: 'This method opens Challenges GUI.'
                 parameters: ''
+            complete:
+                description: 'This method allows to complete challenge without GUI.'
+                parameters: '<challenge_id>'
     gui:
         title:
             admin: