ActionHopper.js

module.exports = class ActionHopper {

  constructor(signer, api) {
    this.hopper = [];
    this.signer = signer;
    this.permission = 'active';
    this.api = api;
    //TODO: this.cosign = true; //esr mode
    //TODO: this.energyProvider = 'https://energy.dappetizer.io/esr=...';
  }

  //return contents of hopper
  getHopper() {
    return this.hopper;
  }

  //return signing account
  getSigner() {
    return this.signer;
  }

  //return signing permission
  getPermission() {
    return this.permission;
  }

  //load an action into the hopper
  load(action) {
    this.hopper.push(action);
  }

  //load an action into the front of the hopper
  frontload(action) {
    this.hopper.unshift(action);
  }

  //TODO: filter hopper for cosign auth
  filter() {
    let temp_hopper = this.hopper;
    // temp_hopper.forEach(element => {

    // });
  }

  //view the actions loaded in hopper
  view() {
    console.log(this.hopper);
  }

  //clear the hopper
  clear() {
    this.hopper = [];
  }

  //TODO: push cosigned trx to cosigner
  transport() {

  }

  //cosign a transaction
  async cosign() {

    const res = await this.api.transact({
      actions: this.getHopper()
    }, {
      broadcast: false,
      sign: true,
      blocksBehind: 3,
      expireSeconds: 30,
    });

    console.log(res);

  }

  //sign and broadcast contents of hopper
  async fire() {

    const res = await this.api.transact({
      actions: this.getHopper()
    }, {
      broadcast: true,
      sign: true,
      blocksBehind: 3,
      expireSeconds: 30,
    });

    //if trx executed
    if (res.processed.receipt.status == 'executed') {
      console.log('Transaction Executed:', res.transaction_id);
    } else {
      //TODO: report error
      console.log('Transaction Error');
    }

    //clear hopper
    this.clear();
  }

};