<?php

require_once 'Integracao.php';
require_once 'config.php';

/**
 * Classe para utilizar API da Gerenet
 * 
 * @author Lucas Awade
 * @function developer
 * @company SimplesIP
 * @version 1.0.0
 */
class Gerenet extends Integracao {

    private $token;
    private $url;
    private $metodo;
    private $debug;
    private $params = array();
    private $query;
    private $curl;
    private $ssl = false;

    ########################################################################
    ##                            FUNCOES DA API                          ##
    ########################################################################

    /**
     * Busca o cliente no sistema.
     * 
     * @param string $documento
     * @return boolean
     */
    public function identificarDocumento($documento) {
        $this->debug = debug_backtrace();
        if ($this->getArgs(func_get_args())) {
            $this->setMetodo('consulta_cpf_cnpj');
            $this->params['cpf_cnpj'] = $documento;
            $this->params['nome'] = "S";
            $this->params['endereco'] = "S";
            $this->params['area'] = "S";
            $this->params['tipo_assinante'] = "";
            return $this->setParams();
        } else {
            return false;
        }
    }
    
    /**
     * Verifica se o cliente possui alguma pendencia financeira.
     * 
     * @param int $id_cliente
     * @return string
     */
    public function identificarPendencia($id_cliente) {
        $this->debug = debug_backtrace();
        if ($this->getArgs(func_get_args())) {
            $this->setMetodo('pendencia_financeira');
            $this->params['id_assinante'] = $id_cliente;
            return $this->setParams();
        } else {
            return false;
        }
    }
    
    /**
     * Consulta se o cliente possui email.
     * 
     * @param int $id_cliente
     * @return boolean
     */
    public function consultarEmail($id_cliente) {
        $this->debug = debug_backtrace();
        if ($this->getArgs(func_get_args())) {
            $this->setMetodo('consulta_emails');
            $this->params['id_assinante'] = $id_cliente;
            return $this->setParams();
        } else {
            return false;
        }
    } 
    
    /**
     * Consulta parada tecnica
     * 
     * @param int $id_cliente
     * @return string
     */
    public function liberacaoServico($id_cliente) {
        $this->debug = debug_backtrace();
        if ($this->getArgs(func_get_args())) {
            $this->setMetodo('liberar_servico');
            $this->params['id_assinante'] = $id_cliente;
            return $this->setParams();
        } else {
            return false;
        }
    }
    
    /**
     * 
     * $mail_conta -> Codigo fornecido pelo administrador da Gerenet
     * $mail_msg -> Codigo de mensagem que será enviada pelo cliente fornecido
     * pelo administrador da Gerenet
     * 
     * @param int $id_cliente
     * @param int $mail_conta
     * @param int $mail_msg
     * @return boolean
     */
    public function enviarBoletoEmail($id_cliente, $mail_conta, $mail_msg) {
        $this->debug = debug_backtrace();
        if ($this->getArgs(func_get_args())) {
            $this->setMetodo('seg_via_boleto');
            $this->params['id_assinante'] = $id_cliente;
            $this->params['email_conta'] = $mail_conta;
            $this->params['email_msg'] = $mail_msg;
            return $this->setParams();
        } else {
            return false;
        }
    }

    ########################################################################
    ##                      FUNCOES DEFAULT DA CLASSE                     ##
    ########################################################################    

    /**
     * Coleta as informacoes iniciais para o inicio da integracao com a API.
     * 
     * @param string $token
     * @param string $url
     * @param boolean $log
     */
    public function __construct($token = CONF_TOKEN_API, $url = CONF_URL_API, $log = true) {
        $this->token = $token;
        if(end(str_split($url)) != '/'){
            $url .= '/';
        }
        if (strpos($url, 'https')) {                
            $this->ssl = true;
        } 
        $this->url = $url ."ws_ura.php";
        $this->setLog($log);
        $this->integracaoReg();
        $this->log->info("Iniciando integracao com Gerenet", debug_backtrace());
    }

    /**
     * Parametriza o metodo utilizado para a consulta.
     * 
     * @param type $metodo
     */
    private function setMetodo($metodo) {
        $this->metodo = $metodo;
    }
    
    /**
     * Escreve a query para ser passada para o curl
     * 
     * @param string $query
     */
    private function setQuery($query){
        return $this->query .= $query;
    }
    
    /**
     * retorna a string pronta da query do curl e limpa a variavel.
     * 
     * @return string $query
     */
    private function getQuery(){
        $query = $this->query;
        unset($this->query);
        return $query;
    }
    
    /**
     * Constroi de forma dinamica a string para ser passada para a execucao do Curl
     * 
     * @void
     */
    private function curl() {    
        /*
           * Final da linha para pegar os dados da variavel
           */
          $header = array();
          $header[] = 'Accept: application/json';

          $this->curl = curl_init();
          curl_setopt($this->curl, CURLOPT_URL, $this->url . "?chave={$this->token}&acao={$this->metodo}". $this->getQuery());
          curl_setopt($this->curl, CURLOPT_HTTPHEADER, $header);
          curl_setopt($this->curl, CURLOPT_RETURNTRANSFER, true);
          curl_setopt($this->curl, CURLOPT_SSL_VERIFYHOST, $this->ssl);
          curl_setopt($this->curl, CURLOPT_POST, false);
          

           $this->log->debug("Curl:". print_r(curl_getinfo($this->curl), true), debug_backtrace());
   
    }

    /**
     * Recebe array de forma de indice e valor
     * 
     * @example array("qtype" => 'test_api', "query" => '123', "oper" => '=')
     * 
     * @obs sempre chamar a função debug_backtrace() para ser disponível em log
     *
     * @param type $params
     * @debug_track function debug_backtrace()
     */
    private function setParams() {
        $count = 0;
        if ($this->params) {
            foreach ($this->params as $key => $param) {
                if ($count < count($this->params)) {
                    $this->setQuery("&");
                }
                $this->setQuery("{$key}={$param}");
                $count++;
            }
        }
        unset($this->params);
        $this->curl();
        $result = $this->exec();
        return $result;
    }
     
    private function exec() {
        /**
         * Caso tenha problema de requisição
         */
        $content = curl_exec($this->curl);
        if (curl_errno($this->curl)) {
            $this->log->error(curl_error($this->curl), debug_backtrace());
            curl_close($this->curl);
            $this->audioError();
            return false;
        }
        curl_close($this->curl);
        return $this->response($content);
    }

    /**
     * Prepara dos dados para ser transmitidos para o metodo a ser retornado a
     * integracao.
     * 
     * @return array
     */
    private function response($data) {
        $this->log->debug("Reponse API: " . $data, $this->debug);
        if ($data) {
            return $data;
        } else {
            return false;
        }
    }

}