<?php

namespace TronTool;

class TronKit{
 // const HAPY_TOKEN = 'TS2Hzo6KpAc8Ym2nGb3idpMtUpM2GiK2gL';

  public $api;
  public $credential;

  function __construct($tronApi,$credential = null){
    $this->api = $tronApi;
    $this->credential = $credential;
  }

  function setCredential($credential){
    $this->credential = $credential;
  }

  function getCredential(){
    if(is_null($this->credential)){
      throw new \Exception('Credential not set.');
    }
    return $this->credential;
  }

  function sendTrx($to,$amount){
    $credential = $this->getCredential();
    $from = $credential->address()->base58();

    $tx = $this->api->createTransaction($to,$amount,$from);
    $signedTx = $credential->signTx($tx);
    $ret = $this->api->broadcastTransaction($signedTx);
    return (object)[
      'txid' => $signedTx->txID,
      'result' => $ret->result
    ];
  }

  function broadcast($tx){
    return $this->api->broadcastTransaction($tx);
  }

  function getTrxBalance($address){
    return $this->api->getBalance($address);
  }

  function contract($abi){
    $credential = $this->getCredential();
    return new Contract($this->api,$abi,$credential);
    return $inst;
  }

  function trc20($address){
    $credential = $this->getCredential();
    $inst = new Trc20($this->api,$credential);
    return $inst->at($address);
  }
}