Implemented tab autocompletion

aleksilassila · Sep 26, 2020 · 42ce774 · 42ce774
1 parent 2fbe85a
commit 42ce774
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Showing 8 changed files with 110 additions and 8 deletions.
diff --git a/src/me/aleksilassila/islands/commands/IslandManagmentCommands.java b/src/me/aleksilassila/islands/commands/IslandManagmentCommands.java
@@ -10,17 +10,17 @@
 import me.aleksilassila.islands.utils.ChatUtils;
 import me.aleksilassila.islands.utils.ConfirmItem;
 import me.aleksilassila.islands.utils.Messages;
+import org.bukkit.Bukkit;
 import org.bukkit.block.Biome;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandExecutor;
 import org.bukkit.command.CommandSender;
+import org.bukkit.command.TabExecutor;
 import org.bukkit.entity.Player;
 
-import java.util.Arrays;
-import java.util.HashSet;
-import java.util.Set;
+import java.util.*;
 
-public class IslandManagmentCommands extends ChatUtils implements CommandExecutor {
+public class IslandManagmentCommands extends ChatUtils implements TabExecutor {
     private final Main plugin;
     private final IslandGrid grid;
     private Set<Subcommand> subcommands;
@@ -109,6 +109,28 @@ private void sendHelp(Player player) {
         player.sendMessage(Messages.help.GIVE);
     }
 
+    @Override
+    public List<String> onTabComplete(CommandSender sender, Command command, String label, String[] args) {
+        if (!(sender instanceof Player)) return null;
+
+        Player player = (Player) sender;
+
+        List<String> avalableArgs = new ArrayList<>();
+
+        if (args.length == 1) {
+            for (Subcommand subcommand : subcommands) {
+                avalableArgs.add(subcommand.getName());
+            }
+        } else if (args.length > 1) {
+            Subcommand currentSubcommand = getSubcommand(args[0]);
+            if (currentSubcommand == null) return null;
+
+            avalableArgs = currentSubcommand.onTabComplete(player, Arrays.copyOfRange(args, 1, args.length));
+        }
+
+        return avalableArgs;
+    }
+
     public static class Utils {
         @NotNull
         public Islands.IslandSize parseIslandSize(String size) {

diff --git a/src/me/aleksilassila/islands/commands/Subcommand.java b/src/me/aleksilassila/islands/commands/Subcommand.java
@@ -1,13 +1,12 @@
 package me.aleksilassila.islands.commands;
 
-import com.sun.istack.internal.NotNull;
-import com.sun.istack.internal.Nullable;
-import me.aleksilassila.islands.Islands;
-import org.bukkit.block.Biome;
 import org.bukkit.entity.Player;
 
+import java.util.List;
+
 public abstract class Subcommand {
     public abstract void onCommand(Player player, String[] args, boolean confirmed);
+    public abstract List<String> onTabComplete(Player player, String[] args);
     public abstract String getName();
     public abstract String help();
     public abstract String[] aliases();

diff --git a/src/me/aleksilassila/islands/commands/subcommands/createSubcommand.java b/src/me/aleksilassila/islands/commands/subcommands/createSubcommand.java
@@ -7,12 +7,15 @@
 import me.aleksilassila.islands.commands.Subcommand;
 import me.aleksilassila.islands.generation.IslandGrid;
 import me.aleksilassila.islands.utils.Messages;
+import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.Location;
 import org.bukkit.block.Biome;
 import org.bukkit.configuration.ConfigurationSection;
 import org.bukkit.entity.Player;
 
+import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.HashMap;
 import java.util.List;
 
@@ -121,6 +124,24 @@ public void onCommand(Player player, String[] args, boolean confirmed) {
         player.sendTitle(Messages.success.ISLAND_GEN_TITLE, Messages.success.ISLAND_GEN_SUBTITLE, 10, 20 * 7, 10);
     }
 
+    @Override
+    public List<String> onTabComplete(Player player, String[] args) {
+        if (args.length == 1) {
+            HashMap<Biome, List<Location>> availableLocations = plugin.islands.islandGeneration.biomes.availableLocations;
+            List<String> availableArgs = new ArrayList<>();
+
+            for (Biome biome : availableLocations.keySet()) {
+                availableArgs.add(biome.name());
+            }
+
+            return availableArgs;
+        } else if (args.length == 2) {
+            return new ArrayList<>(Arrays.asList("BIG", "NORMAL", "SMALL"));
+        }
+
+        return null;
+    }
+
     @Override
     public String getName() {
         return "create";

diff --git a/src/me/aleksilassila/islands/commands/subcommands/deleteSubcommand.java b/src/me/aleksilassila/islands/commands/subcommands/deleteSubcommand.java
@@ -7,6 +7,8 @@
 import me.aleksilassila.islands.utils.Messages;
 import org.bukkit.entity.Player;
 
+import java.util.List;
+
 public class deleteSubcommand extends Subcommand {
     private Main plugin;
     private IslandGrid grid;
@@ -49,6 +51,11 @@ public void onCommand(Player player, String[] args, boolean confirmed) {
         player.sendMessage(Messages.success.DELETED);
     }
 
+    @Override
+    public List<String> onTabComplete(Player player, String[] args) {
+        return null;
+    }
+
     @Override
     public String getName() {
         return "delete";

diff --git a/src/me/aleksilassila/islands/commands/subcommands/giveSubcommand.java b/src/me/aleksilassila/islands/commands/subcommands/giveSubcommand.java
@@ -8,6 +8,10 @@
 import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
 
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
 public class giveSubcommand extends Subcommand {
     private Main plugin;
     private IslandGrid grid;
@@ -70,6 +74,15 @@ public void onCommand(Player player, String[] args, boolean confirmed) {
 
     }
 
+    @Override
+    public List<String> onTabComplete(Player player, String[] args) {
+        if (args.length == 1) {
+            return new ArrayList<String>(Arrays.asList("<name>"));
+        }
+
+        return null;
+    }
+
     @Override
     public String getName() {
         return "give";

diff --git a/src/me/aleksilassila/islands/commands/subcommands/nameSubcommand.java b/src/me/aleksilassila/islands/commands/subcommands/nameSubcommand.java
@@ -7,6 +7,10 @@
 import me.aleksilassila.islands.utils.Messages;
 import org.bukkit.entity.Player;
 
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
 public class nameSubcommand extends Subcommand {
     private Main plugin;
     private IslandGrid grid;
@@ -61,6 +65,15 @@ public void onCommand(Player player, String[] args, boolean confirmed) {
 
     }
 
+    @Override
+    public List<String> onTabComplete(Player player, String[] args) {
+        if (args.length == 1) {
+            return new ArrayList<String>(Arrays.asList("<name>"));
+        }
+
+        return null;
+    }
+
     @Override
     public String getName() {
         return "name";

diff --git a/src/me/aleksilassila/islands/commands/subcommands/regenerateSubcommand.java b/src/me/aleksilassila/islands/commands/subcommands/regenerateSubcommand.java
@@ -12,6 +12,8 @@
 import org.bukkit.block.Biome;
 import org.bukkit.entity.Player;
 
+import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.HashMap;
 import java.util.List;
 
@@ -121,6 +123,24 @@ public void onCommand(Player player, String[] args, boolean confirmed) {
         }
     }
 
+    @Override
+    public List<String> onTabComplete(Player player, String[] args) {
+        if (args.length == 1) {
+            HashMap<Biome, List<Location>> availableLocations = plugin.islands.islandGeneration.biomes.availableLocations;
+            List<String> availableArgs = new ArrayList<>();
+
+            for (Biome biome : availableLocations.keySet()) {
+                availableArgs.add(biome.name());
+            }
+
+            return availableArgs;
+        } else if (args.length == 2) {
+            return new ArrayList<>(Arrays.asList("BIG", "NORMAL", "SMALL"));
+        }
+
+        return null;
+    }
+
     @Override
     public String getName() {
         return "regenerate";

diff --git a/src/me/aleksilassila/islands/commands/subcommands/unnameSubcommand.java b/src/me/aleksilassila/islands/commands/subcommands/unnameSubcommand.java
@@ -7,6 +7,8 @@
 import me.aleksilassila.islands.utils.Messages;
 import org.bukkit.entity.Player;
 
+import java.util.List;
+
 public class unnameSubcommand extends Subcommand {
     private Main plugin;
     private IslandGrid grid;
@@ -50,6 +52,11 @@ public void onCommand(Player player, String[] args, boolean confirmed) {
         }
     }
 
+    @Override
+    public List<String> onTabComplete(Player player, String[] args) {
+        return null;
+    }
+
     @Override
     public String getName() {
         return "unname";