"use strict";

const Promise = require('bluebird')

class MyAction {

  constructor (name, nextAction, preFail, postFail) {
    this.name = name
    this.nextAction = nextAction
    this.preFail = preFail
    this.postFail = postFail
  }

  execute (context) {
    return Promise.bind(this)
    .then(function () {
      console.log(this.name+' pre')
      if (this.preFail) {
        throw new Error(this.name+' pre')
      }
    })
    .then(function () {
      console.log(this.name+' mid')
      if (this.nextAction) {
        return this.nextAction.execute(context)
      }
    })
    .then(function () {
      console.log(this.name+' post')
      if (this.postFail) {
        throw new Error(this.name+' post')
      }
    })
    .catch(function (e) {
      console.log(this.name+' error:', e)
      throw e
    })
  } // execute

} // class

let a3 = new MyAction('treci', null, true, false);
let a2 = new MyAction('drugi', a3, false, false);
let a1 = new MyAction('prvi', a2, false, false);

a1.execute({})
.catch(function (e) {
  console.log('TOP error', e, e.stack)
})