package com.sample
 
import com.sample.DroolsTest.Message;
import com.sample.DroolsTest.Message.Type;
 
rule "Hello World"
	when
		m : Message( status == Message.Type.HELLO, message : message )
	then
		System.out.println( message ); 
		m.setMessage( "Goodbye cruel world" );
		m.setStatus( Message.Type.GOODBYE );
		update( m );
end

rule "Hello Recall"
	when
		m : Message( statusHistory contains Message.Type.HELLO )
	then
		System.out.println( "At some point I said " + Message.Type.HELLO ); 
end

rule "Silly Hello Recall"
	when
		m : Message( status == Message.Type.OK_I_AM_SERIOUSLY_SAYING_GOODBYE_NOW && statusHistory contains Message.Type.HELLO )
	then
		System.out.println( m.getStatus() + " is the current status AND at some point I said " + Message.Type.HELLO ); 
end

rule "GoodBye"
	when
		m : Message( status == Message.Type.GOODBYE, message : message )
	then
		System.out.println( message );
		m.setStatus( Message.Type.OK_I_AM_SERIOUSLY_SAYING_GOODBYE_NOW );
		update(m);
end

rule "Goodbye Recall"
	when
		m : Message( statusHistory contains Message.Type.GOODBYE )
	then
		System.out.println( "At some point I said " + Message.Type.GOODBYE ); 
end