Command line interface improved, comments added in code

src/game/test_morpion.cpp

@@ -11,8 +11,16 @@ namespace game
 {
 	test_morpion::test_morpion()
 	{
-		//play();
-		playout();
+		cout << "=== Play tic tac toe ==="<<endl;
+		cout << "Do you want to play a Player vs (P)layer or a Player vs (C)omputer match? (enter P or C) "<<endl;
+		string choice;
+		cin >> choice;
+		if (choice == "P")
+			play();
+		else if (choice == "C")
+			playout();
+		else
+			cout << "Bad choice." << endl;
 	}
 	
 	/* Start a complete Player vs Player game */
@@ -25,19 +33,23 @@ namespace game
 			cout << mor << endl;
 			cout << "It's " << mor.player_to_string(mor.current_player()) << " turn." << endl;
 			map<string, int> movesMap;
-			cout << "Number of possible moves: " << mor.number_of_moves() << endl;
+			//cout << "Number of possible moves: " << mor.number_of_moves() << endl;
+			cout << "Possible moves:";
 			uint64_t possible_moves = mor.get_state().possible_moves;
 			for(int i = 0; i < mor.number_of_moves(); i++)
 			{
 				uint16_t move = possible_moves & ((uint64_t) 15); //15 = 1111 (a move is on 4 bits)
-				cout << "Possible move: " << mor.move_to_string(move) << endl;
+				//cout << "Possible move: " << mor.move_to_string(move) << endl;
+				cout << " " << mor.move_to_string(move);
 				movesMap[mor.move_to_string(move)] = i; //In the map: the move as seen by the player and its representation for the computer
 				possible_moves = possible_moves >> 4;
 			}
+			cout << endl << "Choose your move: ";
 			string move;
 			cin >> move;
 			mor.play(movesMap[move]);
 		}
+		//Game ended: print the final state of the board
 		cout << mor << endl;
 		if (mor.won(0))
 			cout << mor.player_to_string(0) << " has won" << endl;
@@ -48,41 +60,50 @@ namespace game
 		
 	}
 	
+	/* Start a complete Player vs Computer game */
 	void test_morpion::playout()
 	{
 		morpion mor;
-		auto mctsPlayer = mcts::make_mcts_two_players(mor, 5000, 0.3, 4); // creation du player a partir du morpion. 5000: ms de reflexion 0.3 fateur d'exploration 4: nb_visit_before_expansion on attend d'etre arrive 4 fois sur un noeud avant de le developper
+		auto mctsPlayer = mcts::make_mcts_two_players(mor, 1000, 0.3, 4); // creation du player a partir du morpion. 1000: ms de reflexion 0.3 fateur d'exploration 4: nb_visit_before_expansion on attend d'etre arrive 4 fois sur un noeud avant de le developper
 		cout << "Player vs Computer game!" << endl;
-		cout << "Who's first? (Player)" << endl;
+		cout << "Who's first? (P)layer or (C)omputer?" << endl;
+		string choice;
+		cin >> choice;
+		int IAPlayer = 1; //Default: the computer will play second
+		if (choice == "C") //If however we choosed to let the computer play first
+			IAPlayer = 0;
 		while(!mor.end_of_game())
 		{
 			cout << mor << endl;
-			if(mor.current_player() == 1) //It's circle turn (computer is circle)
+			if(mor.current_player() == IAPlayer) //It's computer's turn
 			{
-				mctsPlayer.reset();
+				mctsPlayer.reset(); //Delete the entire tree: it will construct a new one starting from this state
 				uint16_t move = mctsPlayer.select_move();
-				cout << "Computer played move number " << move << endl;
+				//cout << "Computer played move number " << move << endl;
 				mor.play(move);
 			}
 			else //Human turn to play
 			{
 				cout << "It's your time to shine!" << endl;
 				map<string, int> movesMap;
-				cout << "Number of possible moves: " << mor.number_of_moves() << endl;
+				//cout << "Number of possible moves: " << mor.number_of_moves() << endl;
+				cout << "Possible moves:";
 				uint64_t possible_moves = mor.get_state().possible_moves;
 				for(int i = 0; i < mor.number_of_moves(); i++)
 				{
 					uint16_t move = possible_moves & ((uint64_t) 15); //15 = 1111 (a move is on 4 bits)
-					cout << "Possible move: " << mor.move_to_string(move) << endl;
+					//cout << "Possible move: " << mor.move_to_string(move) << endl;
+					cout << " " << mor.move_to_string(move);
 					movesMap[mor.move_to_string(move)] = i; //In the map: the move as seen by the player and 
 					possible_moves = possible_moves >> 4;
 				}
+				cout << endl << "Choose your move: ";
 				string move;
 				cin >> move;
 				mor.play(movesMap[move]);
 			}
-			
 		}
+		//Game ended: print the final state of the board
 		cout << mor << endl;
 		if (mor.won(0))
 			cout << mor.player_to_string(0) << " has won" << endl;