//Declares variables required for the functioning of the microbit
//Variable to define if the mode is counter or timer, stored in boolean for memory efficiency
let mode = true;
//The current time for the pause function
let currentTime: number;
//The score variable - starts at 0 on the microbit being turned on
let currentScore = 0;

//Function to display different LED pictures depending on which mode the user has selected - stored in function for code cleaness
function modeLEDCheck() {
    //Checks whether the user has selected counter or timer based on the mode variable
    if (mode === true) {
        basic.showLeds(`
        . . # . .
        . # # # .
        # . # . #
        . . # . .
        . . # . .
        `);
    } else {
        basic.showLeds(`
        . # # # .
        # . # . #
        # . # . #
        # . . # #
        . # # # .
        `);
    }
}

//Variable storing functions for the timer to be started, reset and stop the timer
const timer = {
    start: function start(savedTime: number) {
        //Code
    },
    stop: function stop() {
        //Code
    },
    reset: function reset() {
        //Code
    }
};

/*Due to the micrbit API lacking delisteners for events all actions are stored in functions,
stored in the action variable for easy deactivation*/
const action = {
    //The function for the basic counter as well as the code to reset it
    basicCounter: function basicCounter() {
        basic.showNumber(0);
        //Displays the score with one added to it
        input.onPinPressed(TouchPin.P0, () => {
            basic.showNumber(++currentScore);
        });

        //Resets all the code to do with the basic counter
        input.onButtonPressed(Button.AB, () => {
            //Displays the users score for 3 seconds
            basic.showNumber(currentScore)
            basic.pause(3000);
            //Clears the screen
            basic.clearScreen();
            //Resets the score to 0
            currentScore = 0;
            //Runs the newMode function to effectively delisten all the events
            action.modeCancel();
            //Runs the swap fucntion to allow the user to choose their mode
            action.swap();
        });
    },
    //Function to allow the user swap between the two modes
    swap: function swapMode() {
        modeLEDCheck();

        //Swaps between the selected mode and the corresponding picture
        input.onButtonPressed(Button.B, () => {
            mode = !mode;
            modeLEDCheck();
        });

        //Selects the mode to be run
        input.onButtonPressed(Button.A, () => {
            if (mode === false) {
                //Timed mode
            }
            else {
                action.modeCancel();
                action.basicCounter();
            }
        });
    },
    //Function to effectively delisten the events, then goes back to mode select
    modeCancel: function newMode() {
        input.onPinPressed(TouchPin.P0, () => {
            //Does nothing on purpose
        });
        input.onButtonPressed(Button.A, () => {
            //Does nothing on purpose
        });
        input.onButtonPressed(Button.B, () => {
            //Does nothing on purpose
        });
        input.onButtonPressed(Button.AB, () => {
            //Does nothing on purpose
        });
    }
}

//Runs the function to select mode on startup
action.swap();