function roboRally()
{
    setUp();
    while(!winner()) {
        dealCards();
        placeCards();
        actOnPowerDown();
        for(let register = 1; register <= 5; register++) {
            revealCard(register);
            moveRobots(register);
            expressConveyorBelts();
            conveyorBelts();
            pushersPush();
            gearsRotate();
            fireLasers();
            verifyCheckpoints();
        }
        endOfTurnCleanUp();
    }
}

function actOnPowerDown() {
    players.forEach((player) => {
        if (player.robot.powerDown) {
            player.robot.damage = 0;
        }
        if (player.decideRequestPowerDown()) {
            player.requestedPowerDown = true;
        }
    });
}

function moveRobots(register: int) {
    players.map(
        (player) => {
            if (player.robot.dead) {
                return;
            }
            const card = player.getRegisterCard(register)
            if (player.robot.riskOfCollision(card.action)) {
                player.waitForPriority(card.priority);
            }
            player.robot.move(card.action);
        }
    );
}

function conveyorBeltMoment(spot: Spot) {
    if (spot.nextSpot.robot) {
        return;
    }
    spot.robot.moveTo(spot.nextSpot);
    if (!spot.nextSpot.isBelt()) {
        return;
    }
    if (spot.nextSpot.turnCW) {
        spot.robot.turnCW();
    }
    if (spot.nextSpot.turnCCW) {
        spot.robot.turnCCW();
    }
}

function expressConveyorBelts() {
    board
        .filter((spot) => spot.type === 'expressBelt' && spot.robot)
        .map(conveyorBeltMoment);
}

function conveyorBelts() {
    board
        .filter((spot) => (spot.type === 'expressBelt' || spot.type === 'belt') && spot.robot)
        .map(conveyorBeltMoment);
}

function pushersPush() {
    board
        .filter((spot) => spot.type === 'pusher' && spot.robot)
        .map((spot) => spot.robot.moveTo(spot.nextSpot));
}
function gearsRotate() {
    board
        .filter((spot) => spot.type === 'gear' && spot.robot)
        .map((spot) => spot.turnCW ? spot.robot.turnCW() : spot.robot.turnCCW());
}
function dealCards() {
    for(const player of players) {
        player.getCards(9 - player.robot.damage)
    }
}

function fireLasers() {
    const lasers = [
        ...board.filter((spot) => spot.type === 'laser').map((spot) => spot.laser),
        ...players.map((player) => player.robot.mainLaser)
    ]
    players.forEach((player) => {
        player.powerUps.filter((powerUp) => powerUp.type = 'laser').forEach((powerUp) => {
            lasers.push(powerUp.laser);
        })
    })
    lasers.forEach((laser) => laser.fire())
}

function verifyCheckpoints() {
    players.forEach((player) => {
        if (player.robot.dead) {
            return;
        }
        const robotSpot = player.robot.spot;
        if (!robotSpot || robotSpot.type === 'pit') {
            player.robot.dead = true;
            return;
        }
        if (robotSpot.type !== 'repair' && robotSpot.type !== 'flag') {
            return;
        }
        if (player.robot.damage > 0) {
            player.robot.damage--;
        }
        player.robot.setSpawn(robotSpot);
        if (robotSpot.type === 'flag' && robotSpot.flagNr === player.targetFlag) {
            player.targetFlag++;
        }
    })
}


function placeCards() {
    for(const player of players) {
        for(let registerIndex = 1; registerIndex <= 5; registerIndex++) {
            if (!player.registerIsLocked(registerIndex)) {
                player.putCard(registerIndex, player.cardDecision());
            }
        }
    }
}

function winner() {
    const winners = players.filter((player) => player.targetFlag > game.lastFlag);
    if (winners.length < 1) {
        return null;
    }
    return winners[0];
}

function endOfTurnCleanUp() {
    players.forEach((player) => {
        const robotSpot = player.robot.spot;
        if (robotSpot.type === 'repair' && robotSpot.dualWrench) {
            player.gainPowerUp();
        }

        for(let register = 1; register <= 5; register++) {
            if (!player.cardIsLocked(register)) {
                player.discardCard(register);
            }
        }

        if (player.requestedPowerDown) {
            player.robot.powerDown = true;
        } else if (player.robot.powerDown && player.decidePowerDownDone()) {
            player.robot.powerDown = false;
        }

        if (player.robot.dead) {
            player.robot.dead = false;
            player.robot.moveTo(player.robot.spawnSpot, player.decideDirection());
            player.robot.damage = 2;
            player.robot.powerDown = !player.decidePowerDownDone();
        }
    });
}