Add %rpgregions_region_total%, add region requirements, update javadoc

api/src/main/java/net/islandearth/rpgregions/requirements/LevelRequirement.java

@@ -0,0 +1,27 @@
+package net.islandearth.rpgregions.requirements;
+
+import org.bukkit.entity.Player;
+
+public class LevelRequirement extends RegionRequirement {
+
+    private final int level;
+
+    public LevelRequirement(int level) {
+        this.level = level;
+    }
+
+    @Override
+    public boolean meetsRequirements(Player player) {
+        return player.getLevel() >= level;
+    }
+
+    @Override
+    public String getName() {
+        return "Level";
+    }
+
+    @Override
+    public String getText(Player player) {
+        return "level " + level;
+    }
+}

api/src/main/java/net/islandearth/rpgregions/requirements/PreventType.java

@@ -0,0 +1,24 @@
+package net.islandearth.rpgregions.requirements;
+
+import io.papermc.lib.PaperLib;
+import org.bukkit.entity.Player;
+import org.bukkit.event.player.PlayerMoveEvent;
+import org.bukkit.util.Vector;
+
+public enum PreventType {
+    TELEPORT,
+    PUSH;
+
+    public void prevent(PlayerMoveEvent event) {
+        Player player = event.getPlayer();
+        switch (this) {
+            case TELEPORT:
+                PaperLib.teleportAsync(player, event.getFrom());
+                break;
+            case PUSH:
+                Vector vector = event.getTo().toVector().subtract(player.getLocation().toVector()).normalize();
+                player.setVelocity(vector.multiply(0.5));
+                break;
+        }
+    }
+}

api/src/main/java/net/islandearth/rpgregions/requirements/RegionRequirement.java

@@ -0,0 +1,35 @@
+package net.islandearth.rpgregions.requirements;
+
+import org.bukkit.entity.Player;
+
+public abstract class RegionRequirement {
+
+    private final PreventType preventType;
+
+    public RegionRequirement() {
+        this.preventType = PreventType.TELEPORT;
+    }
+
+    public RegionRequirement(PreventType preventType) {
+        this.preventType = preventType;
+    }
+
+    /**
+     * Checks whether this player meets the requirements to enter.
+     * @param player player to check
+     * @return true if requirements are met by this player
+     */
+    public abstract boolean meetsRequirements(Player player);
+
+    public PreventType getPreventType() {
+        return preventType;
+    }
+
+    /**
+     * User friendly name of this reward.
+     * @return name of reward
+     */
+    public abstract String getName();
+
+    public abstract String getText(Player player);
+}

api/src/main/java/net/islandearth/rpgregions/rewards/DiscoveryReward.java

@@ -6,7 +6,7 @@ public abstract class DiscoveryReward {
 
 	/**
 	 * Awards this reward to the specified player
-	 * @param player
+	 * @param player player to award to
 	 */
 	public abstract void award(Player player);