class AccountChangerRunnable implements Runnable {

    private final Script S;
    private final String username, password;

    public AccountChangerRunnable(final Script S, final String username, final String password) {
        this.S = S;
        this.username = username;
        this.password = password;
    }

    @Override
    public void run() {

        S.getBot().getRandomExecutor().interrupt();
        S.getBot().getRandomExecutor().terminate();

        int loginAttempts = 0;
        logStatus("Login attempt " + (loginAttempts + 1));

        while(loginAttempts < 3) {

            if (isWorldSelectorOpen()) {
                logStatus("Closing world selector");
                closeWorldSelector();
            } else {
                switch (S.client.getLoginUIState()) {
                    case 0:
                        logStatus("Selecting Existing User");
                        selectExistingUser();
                        break;
                    case 1:
                        logStatus("Selecting Log In");
                        selectLogin();
                        break;
                    case 2:
                        logStatus("Entering user details");
                        login();
                        break;
                    case 3:
                        logStatus("Selecting try again");
                        loginAttempts++;
                        logStatus("Login attempt " + (loginAttempts + 1));
                        selectTryAgain();
                        break;
                }
            }
            if(S.getClient().getLoginState() == Client.LoginState.LOGGED_IN) {
                logStatus("User is logged in, exiting");
                new Thread(S.getBot().getRandomExecutor()).start();
                return;
            }
        }

        logStatus("Login failed after 3 attempts, exiting");
    }

    private void closeWorldSelector() {
        if(S.getMouse().click(new RectangleDestination(S.bot, new Rectangle(712, 7, 42, 8)))) {
            new ConditionalSleep(4000) {
                @Override
                public boolean condition() throws InterruptedException {
                    return !isWorldSelectorOpen();
                }
            }.sleep();
        }
    }

    private boolean isWorldSelectorOpen() {
        return S.colorPicker.isColorAt(24, 471, Color.BLACK);
    }

    private void selectTryAgain() {
        S.getMouse().click(new RectangleDestination(S.bot, new Rectangle(320, 265, 120, 20)));
    }

    private void selectExistingUser() {
        S.getMouse().click(new RectangleDestination(S.bot, new Rectangle(400, 280, 120, 20)));
    }

    private void selectLogin() {
        S.getMouse().click(new RectangleDestination(S.bot, new Rectangle(240, 310, 120, 20)));
    }

    private void login() {
        if (S.getKeyboard().typeString(username) && S.getKeyboard().typeString(password)) {
            new ConditionalSleep(100_000) {
                @Override
                public boolean condition() throws InterruptedException {
                    return S.getClient().getLoginState() == Client.LoginState.LOGGED_IN;
                }
            }.sleep();
        }
    }

    private void logStatus(final String message) {
        S.log("[Explv's Account Switcher] - " + message);
    }
}