/**
 * Raycast Vehicles :)
 * @param engine R3.D3.Engine
 * @param chassisBody R3.D3.RigidBody
 * @param wheels R3.D3.RaycastWheel[]
 * @constructor
 */
R3.D3.RaycastVehicle = function(
    engine,
    chassisBody,
    wheels,
    wheelBodies
) {
    this.engine = engine;
    this.engine.isNotCannonThrow();

    this.id = R3.Utils.RandomId();

    this.chassisBody = chassisBody;

    if (typeof wheels == 'undefined') {
        wheels = [];
    }
    this.wheels = wheels;

    if(R3.Utils.UndefinedOrNull(wheelBodies)) {
        wheelBodies = [];
    }
    this.wheelBodies = wheelBodies;

    this.instance = this.createInstance();

    R3.Utils.Extend(R3.D3.RaycastVehicle, R3.Component);
};

/**
 * private
 * @returns {R3.D3.RaycastVehicle|R3.D3.Physics.RaycastVehicle|*}
 */
R3.D3.RaycastVehicle.prototype.createInstance = function() {
    return new this.engine.instance.RaycastVehicle({
        chassisBody: this.chassisBody.instance
    });
};

/**
 * Adds a raycast wheel to this vehicle
 * @param wheel R3.D3.RaycastWheel
 * @param wheelRigidBody R3.D3.RigidBody
 */
R3.D3.RaycastVehicle.prototype.addWheel = function (
    wheel,
    wheelRigidBody
) {
    this.wheels.push(wheel);
    this.wheelBodies.push(wheelRigidBody);
    wheel.wheelIndex  = this.instance.addWheel(wheel.instance);
};

/**
 * Returns updated wheel info
 * @returns {*}
 * @constructor
 */
R3.D3.RaycastVehicle.prototype.getWheelInfo = function() {
    return this.instance.wheelInfos;
};



// Override component methods //
R3.D3.RaycastVehicle.prototype.onUpdate = function(
    deltaTime,
    parentEntity
) {
    for (var i = 0; i < this.getWheelInfo().length; i++) {
        this.instance.updateWheelTransform(i);
        var t = this.getWheelInfo()[i].worldTransform;
        var wheelBody = this.wheelBodies[i].instance;
        wheelBody.position.copy(t.position);
        wheelBody.quaternion.copy(t.quaternion);
    }
};

R3.D3.RaycastVehicle.prototype.onRegistered = function(
    parentScene
) {

};