/**
 * R3.D3.Geometry.Normal.Polyhedron
 * @param graphics R3.GraphicsRuntime
 * @param apiGeometryNormalPolyhedron
 * @constructor
 */
R3.D3.Geometry.Normal.Polyhedron = function(
	graphics,
	apiGeometryNormalPolyhedron
) {

    this.graphics = graphics;
    this.graphics.isNotThreeThrow();

    if (R3.Utils.UndefinedOrNull(apiGeometryNormalPolyhedron)) {
        apiGeometryNormalPolyhedron = {
            geometryType : R3.D3.API.Geometry.GEOMETRY_TYPE_NORMAL_POLYHEDRON
        };
    }

    R3.D3.API.Geometry.Normal.Polyhedron.call(
        this,
        apiGeometryNormalPolyhedron,
        apiGeometryNormalPolyhedron.vertices,
        apiGeometryNormalPolyhedron.indices,
        apiGeometryNormalPolyhedron.radius,
        apiGeometryNormalPolyhedron.detail
    );

    R3.D3.Geometry.Normal.call(
        this,
        this.graphics,
        apiGeometryNormalPolyhedron
    );
    
};

R3.D3.Geometry.Normal.Polyhedron.prototype = Object.create(R3.D3.Geometry.Normal.prototype);
R3.D3.Geometry.Normal.Polyhedron.prototype.constructor = R3.D3.Geometry.Normal.Polyhedron;

/**
 * Creates a light instance
 * @returns {*}
 */
R3.D3.Geometry.Normal.Polyhedron.prototype.createInstance = function() {

    this.instance = new THREE.PolyhedronGeometry(
        this.vertices.map(
            function(vertex) {
                return vertex.position.instance;
            }
        ),
        this.indices.map(
            function(index) {
                return index.instance;
            }
        ),
        this.radius,
        this.detail
    );

    this.computeVertexNormals();

    R3.D3.Geometry.Normal.prototype.createInstance.call(this);
};

/**
 * Updates the instance with the current state
 */
R3.D3.Geometry.Normal.Polyhedron.prototype.updateInstance = function(property) {

    if (
        property === 'vertices' ||
        property === 'indices' ||
        property === 'radius' ||
        property === 'detail'
    ) {
        this.instance.dispose();
        this.createInstance();

        if (this.parentMesh && this.parentMesh.instance) {
            this.parentMesh.instance.geometry = this.instance;
        }

        return;
    }

    R3.D3.Geometry.Normal.prototype.updateInstance.call(this, property);
};

/**
 * Converts a R3.D3.Geometry.Normal.Polyhedron to a R3.D3.API.Geometry.Normal.Polyhedron
 * @returns {R3.D3.API.Geometry.Normal}
 */
R3.D3.Geometry.Normal.Polyhedron.prototype.toApiObject = function() {

    var apiNormalGeometry = R3.D3.Geometry.Normal.prototype.toApiObject.call(this);

    var apiGeometryNormalPolyhedron = new R3.D3.API.Geometry.Normal.Polyhedron(
        apiNormalGeometry,
        this.vertices.map(
            function(vertex){
                return vertex.toApiObject();
            }
        ),
        this.indices.map(
            function(index){
                return index.toApiObject();
            }
        ),
        this.radius,
        this.detail
    );

    return apiGeometryNormalPolyhedron;
};