(function () {
    if (typeof Mario === "undefined") window.Mario = {};

    Flag = Mario.Flag = function (pos) {
        //afaik flags always have the same height and Y-position
        this.pos = [pos, 49];
        this.hitbox = [0, 0, 0, 0];
        this.vel = [0, 0];
        this.acc = [0, 0];
    };

    Flag.prototype.collideWall = function () {};

    Flag.prototype.update = function (dt) {
        if (!this.done && this.pos[1] >= 170) {
            this.vel = [0, 0];
            this.pos[1] = 170;
            player.exit();
            this.done = true;
        }
        this.pos[1] += this.vel[1];
    };

    Flag.prototype.checkCollisions = function () {
        this.isPlayerCollided();
    };

    Flag.prototype.isPlayerCollided = function () {
        if (this.hit) return;
        if (player.pos[0] + 8 >= this.pos[0]) {
            music.overworld.pause();
            sounds.flagpole.play();
            setTimeout(function () {
                music.clear.play();
            }, 2000);
            this.hit = true;
            player.flag();
            this.vel = [0, 2];
        }
    };

    Flag.prototype.render = function () {
        level.flagpoleSprites[2].render(
            ctx,
            this.pos[0] - 8,
            this.pos[1],
            vX,
            vY,
        );
    };
})();