Create some challenges related events:

- CompletedEvent: fires when challenge/level is competed
- ResetEvent: fires when challenge is reset
- ResetAllEvent: fires when all challenges data in world is reset

src/main/java/world/bentobox/challenges/events/ChallengeCompletedEvent.java

@@ -0,0 +1,154 @@
+package world.bentobox.challenges.events;
+
+
+
+import java.util.UUID;
+
+import world.bentobox.bentobox.api.events.PremadeEvent;
+
+
+/**
+ * This Event is fired when challenge is completed.
+ */
+public class ChallengeCompletedEvent extends PremadeEvent
+{
+
+	/**
+	 * Constructor creates a new ChallengeCompletedEvent instance.
+	 *
+	 * @param challengeID of type String
+	 * @param playerUUID of type UUID
+	 * @param admin of type boolean
+	 * @param completionCount of type int
+	 */
+	public ChallengeCompletedEvent(
+		String challengeID,
+		UUID playerUUID,
+		boolean admin,
+		int completionCount)
+	{
+		this.challengeID = challengeID;
+		this.playerUUID = playerUUID;
+		this.admin = admin;
+		this.completionCount = completionCount;
+	}
+
+
+// ---------------------------------------------------------------------
+// Section: Getters and setters
+// ---------------------------------------------------------------------
+
+
+	/**
+	 * This method returns the challengeID value.
+	 *
+	 * @return the value of challengeID.
+	 */
+	public String getChallengeID()
+	{
+		return challengeID;
+	}
+
+
+	/**
+	 * This method sets the challengeID value.
+	 *
+	 * @param challengeID the challengeID new value.
+	 */
+	public void setChallengeID(String challengeID)
+	{
+		this.challengeID = challengeID;
+	}
+
+
+	/**
+	 * This method returns the playerUUID value.
+	 *
+	 * @return the value of playerUUID.
+	 */
+	public UUID getPlayerUUID()
+	{
+		return playerUUID;
+	}
+
+
+	/**
+	 * This method sets the playerUUID value.
+	 *
+	 * @param playerUUID the playerUUID new value.
+	 */
+	public void setPlayerUUID(UUID playerUUID)
+	{
+		this.playerUUID = playerUUID;
+	}
+
+
+	/**
+	 * This method returns the admin value.
+	 *
+	 * @return the value of admin.
+	 */
+	public boolean isAdmin()
+	{
+		return admin;
+	}
+
+
+	/**
+	 * This method sets the admin value.
+	 *
+	 * @param admin the admin new value.
+	 */
+	public void setAdmin(boolean admin)
+	{
+		this.admin = admin;
+	}
+
+
+	/**
+	 * This method returns the completionCount value.
+	 *
+	 * @return the value of completionCount.
+	 */
+	public int getCompletionCount()
+	{
+		return completionCount;
+	}
+
+
+	/**
+	 * This method sets the completionCount value.
+	 *
+	 * @param completionCount the completionCount new value.
+	 */
+	public void setCompletionCount(int completionCount)
+	{
+		this.completionCount = completionCount;
+	}
+
+
+// ---------------------------------------------------------------------
+// Section: Variables
+// ---------------------------------------------------------------------
+
+
+	/**
+	 * Completed challenge ID
+	 */
+	private String challengeID;
+
+	/**
+	 * User who completes challenge
+	 */
+	private UUID playerUUID;
+
+	/**
+	 * Indicates if admin completes challenge
+	 */
+	private boolean admin;
+
+	/**
+	 * Count of completions
+	 */
+	private int completionCount;
+}

src/main/java/world/bentobox/challenges/events/ChallengeResetAllEvent.java

@@ -0,0 +1,152 @@
+package world.bentobox.challenges.events;
+
+
+import java.util.UUID;
+
+import world.bentobox.bentobox.api.events.PremadeEvent;
+
+
+/**
+ * This event is fired when all challenges in given world is reset.
+ */
+public class ChallengeResetAllEvent extends PremadeEvent
+{
+	/**
+	 * Constructor creates a new ChallengeResetAllEvent instance.
+	 *
+	 * @param worldName of type String
+	 * @param playerUUID of type UUID
+	 * @param admin of type boolean
+	 * @param reason of type String
+	 */
+	public ChallengeResetAllEvent(
+		String worldName,
+		UUID playerUUID,
+		boolean admin,
+		String reason)
+	{
+		this.worldName = worldName;
+		this.playerUUID = playerUUID;
+		this.admin = admin;
+		this.reason = reason;
+	}
+
+
+// ---------------------------------------------------------------------
+// Section: Getters and setters
+// ---------------------------------------------------------------------
+
+
+	/**
+	 * This method returns the worldName value.
+	 *
+	 * @return the value of worldName.
+	 */
+	public String getWorldName()
+	{
+		return worldName;
+	}
+
+
+	/**
+	 * This method sets the worldName value.
+	 *
+	 * @param worldName the worldName new value.
+	 */
+	public void setWorldName(String worldName)
+	{
+		this.worldName = worldName;
+	}
+
+
+	/**
+	 * This method returns the playerUUID value.
+	 *
+	 * @return the value of playerUUID.
+	 */
+	public UUID getPlayerUUID()
+	{
+		return playerUUID;
+	}
+
+
+	/**
+	 * This method sets the playerUUID value.
+	 *
+	 * @param playerUUID the playerUUID new value.
+	 */
+	public void setPlayerUUID(UUID playerUUID)
+	{
+		this.playerUUID = playerUUID;
+	}
+
+
+	/**
+	 * This method returns the admin value.
+	 *
+	 * @return the value of admin.
+	 */
+	public boolean isAdmin()
+	{
+		return admin;
+	}
+
+
+	/**
+	 * This method sets the admin value.
+	 *
+	 * @param admin the admin new value.
+	 */
+	public void setAdmin(boolean admin)
+	{
+		this.admin = admin;
+	}
+
+
+	/**
+	 * This method returns the reason value.
+	 *
+	 * @return the value of reason.
+	 */
+	public String getReason()
+	{
+		return reason;
+	}
+
+
+	/**
+	 * This method sets the reason value.
+	 *
+	 * @param reason the reason new value.
+	 */
+	public void setReason(String reason)
+	{
+		this.reason = reason;
+	}
+
+
+// ---------------------------------------------------------------------
+// Section: Variables
+// ---------------------------------------------------------------------
+
+
+	/**
+	 * World where challenges are reset
+	 */
+	private String worldName;
+
+	/**
+	 * User who resets challenges
+	 */
+	private UUID playerUUID;
+
+	/**
+	 * Indicates if admin resets challenges
+	 */
+	private boolean admin;
+
+	/**
+	 * Reset Reason
+	 */
+	private String reason;
+}