bpmn-optimizer/src/v1/io/serialize/json/DzwfJsonSerializer.ts

import {JsonSerializer} from "./JsonSerializer.js";
import Node from "../../../graph/node/Node.js";
import Edge from "../../../graph/edge/Edge.js";
import Graph from "../../../graph/Graph.js";
import {DZWFData} from "../../dzwf/DZWFData.js";
import SerializerError from "../../../errors/SerializerError.js";

export default class DzwfJsonSerializer implements JsonSerializer<{ dzwfData: DZWFData, graph: Graph<Node, Edge<Node>> }> {
	serialize(data: { dzwfData: DZWFData, graph: Graph<Node, Edge<Node>> }): string {
		const { dzwfData, graph } = data;

		for(const element of dzwfData.elements) {
			const node = graph.getNode(element.id);
			if(!node)
				throw new SerializerError(`Can't find node with id ${element.id} in result graph`);

			element.diagram.position.x = node.getX();
			element.diagram.position.y = node.getY();
		}

		return JSON.stringify(dzwfData);
	}
}