oh boy what have I done :O

src/models/NodeModel.ts

@@ -0,0 +1,117 @@
+import {BaseModel, BaseModelListener} from "./BaseModel";
+import {PortModel} from "./PortModel";
+import * as _ from "lodash";
+
+export class NodeModel extends BaseModel<BaseModelListener> {
+	nodeType: string;
+	x: number;
+	y: number;
+	extras: {};
+	ports: { [s: string]: PortModel };
+
+	constructor(nodeType: string = "default", id?: string) {
+		super(id);
+		this.nodeType = nodeType;
+		this.x = 0;
+		this.y = 0;
+		this.extras = {};
+		this.ports = {};
+	}
+
+	setPosition(x, y){
+		//store position
+		let oldX = this.x;
+		let oldY = this.y;
+
+		for(let port in this.ports){
+			_.forEach(this.ports[port].getLinks(), (link) => {
+				let point = link.getPointForPort(this.ports[port]);
+				point.x = point.x + x - oldX;
+				point.y = point.y + y - oldY;
+			})
+		}
+
+		this.x = x;
+		this.y = y;
+	}
+
+	getSelectedEntities() {
+		let entities = super.getSelectedEntities();
+
+		// add the points of each link that are selected here
+		if (this.isSelected()) {
+			for (let portName in this.ports) {
+				entities = entities.concat(
+					_.map(this.ports[portName].getLinks(), link => {
+						return link.getPointForPort(this.ports[portName]);
+					})
+				);
+			}
+		}
+		return entities;
+	}
+
+	deSerialize(ob) {
+		super.deSerialize(ob);
+		this.nodeType = ob.type;
+		this.x = ob.x;
+		this.y = ob.y;
+		this.extras = ob.extras;
+	}
+
+	serialize() {
+		return _.merge(super.serialize(), {
+			type: this.nodeType,
+			x: this.x,
+			y: this.y,
+			extras: this.extras,
+			ports: _.map(this.ports, port => {
+				return port.serialize();
+			})
+		});
+	}
+
+	remove() {
+		super.remove();
+		for (var i in this.ports) {
+			_.forEach(this.ports[i].getLinks(), link => {
+				link.remove();
+			});
+		}
+	}
+
+	getPortFromID(id): PortModel | null {
+		for (var i in this.ports) {
+			if (this.ports[i].id === id) {
+				return this.ports[i];
+			}
+		}
+		return null;
+	}
+
+	getPort(name: string): PortModel | null {
+		return this.ports[name];
+	}
+
+	getPorts(): { [s: string]: PortModel } {
+		return this.ports;
+	}
+
+	removePort(port: PortModel) {
+		//clear the parent node reference
+		if (this.ports[port.name]) {
+			this.ports[port.name].setParentNode(null);
+			delete this.ports[port.name];
+		}
+	}
+
+	addPort(port: PortModel): PortModel {
+		port.setParentNode(this);
+		this.ports[port.name] = port;
+		return port;
+	}
+
+	getType(): string {
+		return this.nodeType;
+	}
+}