Moved cooldown stuff to a helper class

src/cz/marwland/mc/core/util/Cooldown.java

@@ -0,0 +1,63 @@
+package cz.marwland.mc.core.util;
+
+import java.util.HashMap;
+
+import org.bukkit.entity.Player;
+
+import cz.marwland.mc.core.MarwCore;
+import cz.marwland.mc.core.features.Feature;
+
+public class Cooldown {
+	
+	private long defaultCooldown = 15000;
+	private HashMap<Player, Long> cooldownMap = new HashMap<>();
+	private String permissionNode = "";
+	
+	public Cooldown(Feature f) {
+		this(f.getPermissionPath() + ".cooldown");
+	}
+	
+	public Cooldown(Feature f, long defaultCooldown) {
+		this(f);
+		this.defaultCooldown = defaultCooldown;
+	}
+	
+	public Cooldown(String permissionNode) {
+		this.permissionNode = permissionNode;
+	}
+	
+	public Cooldown(String permissionNode, long defaultCooldown) {
+		this(permissionNode);
+		this.defaultCooldown = defaultCooldown;
+	}
+	
+	public long timeLeft(Player p) {
+		long cooldown = defaultCooldown;
+		
+		// marw.core.randomteleport.cooldown
+		String meta = UserUtil.getPlayersMeta(p, permissionNode, null);
+		if (meta != null) {
+			try {
+				cooldown = Long.parseLong(meta) * 1000l;
+			} catch (NumberFormatException ex) {
+				MarwCore.getInstance().getLogger().info("ERROR: " + permissionNode + " is not a long for " + p.getName() + ": " + meta);
+			}
+		}
+		
+		Long lastExecuted = cooldownMap.get(p);
+		if (lastExecuted == null)
+			return 0l;
+		
+		long left = cooldown - (System.currentTimeMillis() - lastExecuted.longValue());
+		return left;
+	}
+	
+	public long timeLeftSeconds(Player p) {
+		return (long) Math.ceil((double) this.timeLeft(p) / 1000d);
+	}
+	
+	public void resetPlayer(Player p) {
+		cooldownMap.put(p, System.currentTimeMillis());
+	}
+
+}