package it.polimi.ingsw.gc14.Controller;

import it.polimi.ingsw.gc14.Model.Game;
import it.polimi.ingsw.gc14.Model.Player;
import it.polimi.ingsw.gc14.Network.IClient;
import it.polimi.ingsw.gc14.View.IView;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import java.rmi.RemoteException;

import static org.junit.jupiter.api.Assertions.*;

class ClientControllerTest {

    private FakeView view;
    private FakeClient client;
    private ClientController controller;

    @BeforeEach
    void setUp() {
        view = new FakeView();
        client = new FakeClient();
        controller = new ClientController(view);
        controller.setClient(client);
    }

    @Test
    void testConstructorInitialization() {
        assertSame(view, controller.view);
        assertNotNull(controller.localController);
    }

    @Test
    void testSetModelUpdatesLocalControllerAndView() {
        Game game = createGame();
        controller.setModel(game);

        assertSame(game, controller.localController.getModel());
        assertSame(game, view.model);
    }

    @Test
    void testOnError() {
        controller.onError("Errore di test");
        assertEquals("Errore di test", view.lastError);
    }

    @Test
    void testSetClientDelegatesAction() {
        FakeClient newClient = new FakeClient();
        controller.setClient(newClient);

        Game game = createGame();
        controller.setModel(game);

        String current = game.getCurrentState().getCurrentPlayer().getUserName();
        controller.drawUpperTribeCard(current, 0);

        assertEquals("drawUpperTribeCard", newClient.lastMethodCalled);
        assertEquals(current, newClient.lastUsername);
        assertEquals(0, newClient.lastPos);
    }

    @Test
    void testDrawUpperTribeCardDelegatesCorrectly() {
        Game game = createGame();
        controller.setModel(game);

        String current = game.getCurrentState().getCurrentPlayer().getUserName();
        controller.drawUpperTribeCard(current, 0);

        assertEquals("drawUpperTribeCard", client.lastMethodCalled);
        assertEquals(current, client.lastUsername);
        assertEquals(0, client.lastPos);
        assertNull(view.lastError);
    }

    @Test
    void testDrawUpperTribeCardWrongPlayerShowsError() {
        Game game = createGame();
        controller.setModel(game);

        String current = game.getCurrentState().getCurrentPlayer().getUserName();
        String wrong = current.equals("p1") ? "p2" : "p1";
        controller.drawUpperTribeCard(wrong, 0);

        assertEquals("It's not your turn!", view.lastError);
        assertNull(client.lastMethodCalled);
    }

    @Test
    void testSlotChoiceDelegatesCorrectly() {
        Game game = createGame();
        controller.setModel(game);

        String current = game.getCurrentState().getCurrentPlayer().getUserName();
        controller.slotChoice(current, 1);

        assertEquals("slotChoice", client.lastMethodCalled);
        assertEquals(current, client.lastUsername);
        assertEquals(1, client.lastPos);
        assertNull(view.lastError);
    }


    private Game createGame() {
        Game game = new Game(2);
        game.addPlayer(new Player("p1"));
        game.addPlayer(new Player("p2"));
        return game;
    }


    private static class FakeView implements IView {
        Game model;
        String lastError;

        @Override public void setModel(Game game) { this.model = game; }
        @Override public void render() {}
        @Override public void showMessage(String message) {}
        @Override public void showError(String message) { this.lastError = message; }
    }

    private static class FakeClient implements IClient {
        String lastMethodCalled;
        String lastUsername;
        int lastPos;

        @Override public boolean connect(String username, int preferredInt) { return true; }
        @Override public void drawUpperTribeCard(String u, int pos) throws RemoteException { lastMethodCalled = "drawUpperTribeCard"; lastUsername = u; lastPos = pos; }
        @Override public void drawLowerTribeCard(String u, int pos) throws RemoteException { lastMethodCalled = "drawLowerTribeCard"; lastUsername = u; lastPos = pos; }
        @Override public void drawUpperBuildingCard(String u, int pos) throws RemoteException { lastMethodCalled = "drawUpperBuildingCard"; lastUsername = u; lastPos = pos; }
        @Override public void drawLowerBuildingCard(String u, int pos) throws RemoteException { lastMethodCalled = "drawLowerBuildingCard"; lastUsername = u; lastPos = pos; }
        @Override public void skipTurn(String u) throws RemoteException { lastMethodCalled = "skipTurn"; lastUsername = u; }
        @Override public void pickOptionalTribeCard(String u, int pos) throws RemoteException { lastMethodCalled = "pickOptionalTribeCard"; lastUsername = u; lastPos = pos; }
        @Override public void pickOptionalBuildingCard(String u, int pos) throws RemoteException { lastMethodCalled = "pickOptionalBuildingCard"; lastUsername = u; lastPos = pos; }
        @Override public void noOptionalCard(String u) throws RemoteException { lastMethodCalled = "noOptionalCard"; lastUsername = u; }
        @Override public void slotChoice(String u, int pos) throws RemoteException { lastMethodCalled = "slotChoice"; lastUsername = u; lastPos = pos; }
    }
}