package communication.ex04;

import java.util.logging.Level;

import madkit.gui.AgentFrame;
import madkit.kernel.Agent;
import madkit.kernel.AgentAddress;
import madkit.kernel.Madkit;
import madkit.kernel.Message;

/**
 * Shows how agents exchange messages.
 * 
 * 
 * 
 * 
 * 
 * 
 * 
 * To exchange messages, agents have to exist in an artificial society. That is, agents have to create communities
 * containing groups and take roles within to interact with others. Doing so, agents get agent addresses which could be
 * used to send them messages. Here, one agent (Agent1) is communicating with another agent (Agent2) by getting its
 * agent address in the artificial society and using it with sendMessage.
 */
public class Agent1 extends Agent {

    /*
     * Firstly, take a position in the artificial society.
     */
    @Override
    protected void activate() {
       getLogger().setLevel(Level.FINEST);

       createGroup("communication", "GroupTest");// Create the group GroupTest in the community communication.
       requestRole("communication", "GroupTest", "RoleTest1");// Request the role RoleTest1.
       pause(500);
    }

    /*
     * First getting an Agent address, and then sending him a message.
     */
    @Override
    protected void live() {
       AgentAddress other = null;
       // Until we have an agent (in the group GroupTest in the community communication) having the role RoleTest2.
       while (other == null) {
           // Getting the address of an agent being in the community "communication" and the group "GroupTest", and having the role
           // "RoleTest2".
           other = getAgentWithRole("communication", "GroupTest", "RoleTest2");

           // Trying to get another agent (Agent3).
           if (other == null) {
              other = getAgentWithRole("communication", "GroupTest", "RoleTest3");
           }
           pause(1000);
       }
       getLogger().info("\n\tI found someone !!\n" + other + "\n\n");
       pause(1000);

       sendMessage(other, new Message());// Sending the message to the agent we found.
       pause(1000);

       while (nextMessage() != null)
           pause(6000);
    }

    /*
     * Set where the agent's window will be for avoidinga clear presentation.
     */
    @Override
    public void setupFrame(AgentFrame frame) {
       super.setupFrame(frame);
       frame.setLocation(100, 320 * (hashCode() - 2));
    }

    /**
     * @param argss
     *            Running Agent1 will launch 2 instances of both Agent1 and Agent2. They will send themselves 1 message.
     */
    @SuppressWarnings("unused")
    public static void main(String[] argss) {
       new Madkit("--launchAgents", Agent1.class.getName() + ",true,2;", Agent2.class.getName() + ",true,2;");
    }
}