Untitled

class Graph {
  constructor() {
    this.graph = new Map();
  }
  addNode(functionName, params = null, returnData = null, status = 'success') {
    if (!this.graph.has(functionName)) {
      this.graph.set(functionName, []);
    }
    this.graph.get(functionName).push({
      params,
      returnData,
      status,
    });
  }
  addEdge(fromFunction, toFunction) {
    if (!this.graph.has(fromFunction)) {
      this.addNode(fromFunction);
    }
    if (!this.graph.has(toFunction)) {
      this.addNode(toFunction);
    }
  }
  printGraph() {
    this.graph.forEach((calls, functionName) => {
      console.log(`${functionName} calls:`);
      calls.forEach((call) => {
        const { params, returnData, status } = call;
        console.log(`  |_ Params: ${JSON.stringify(params)}`);
        console.log(`     Return Data: ${JSON.stringify(returnData)}`);
        console.log(`     Status: ${status}`);
      });
    });
  }
}

const g = new Graph(); 
    g.addNode('login', { email: "a@gmail.com" });
        g.addEdge('login', 'getOrgDB');
         g.addNode('getOrgDB', { orgCode: 444 }, null, 'failure');
 g.addEdge('login', 'getUser');
 
 console.log(g.printGraph())