<?

use PhpParser\Node\Stmt\Break_;

Class cpn {
    
    private $endpoints;
    private $ente;
    private $clientKey;
    private $clientId;
    private $riferimento;
    private $codiceRiferimento;
    public $debug;
    public $token;
    
    public static function getEndpoints() {
      $endpoints = [];
      if ($_SESSION["ente"]->getInfo()["ambienteTest"] == "S" || $_SESSION["developEnv"] || $_SESSION["demoEnv"]) {
        $endpoints["login"] = "https://www.serviziocontrattipubblici.it/WSLoginCollaudo/rest/";
        $endpoints["atti"] = "https://www.serviziocontrattipubblici.it/WSPubblicazioniCollaudo/rest/";
        $endpoints["programmi"] = "https://www.serviziocontrattipubblici.it/WSProgrammiCollaudo/rest/";
        $endpoints["tabelle"] = "https://www.serviziocontrattipubblici.it/WSTabelleDiContestoCollaudo/rest/";
      } else {
        $endpoints["login"] = "https://www.serviziocontrattipubblici.it/WSLogin/rest/";
        $endpoints["atti"] = "https://www.serviziocontrattipubblici.it/WSPubblicazioni/rest/";
        $endpoints["programmi"] = "https://www.serviziocontrattipubblici.it/WSProgrammi/rest/";
        $endpoints["tabelle"] = "https://www.serviziocontrattipubblici.it/WSTabelleDiContesto/rest/";
      }  
      return $endpoints;
    }

    public static function printLoginStatus() {
      include __DIR__ . "/views/loginInfo.php";
    }

    public function __construct($codice_ente,$riferimento = "",$codiceRiferimento = 0)
    {
      $this->debug = false;
      $this->endpoints = self::getEndpoints();
      $this->ente = Ente::getInfoFromID($codice_ente)[0] ?? null;
      if (!empty($riferimento)) {
        $this->riferimento = $riferimento;
      }
      if (!empty($codiceRiferimento)) {
        $this->codiceRiferimento = $codiceRiferimento;
      }
      if (!empty($this->ente)) {
        $this->clientKey = $this->ente["cpnClientKey"];
        $this->clientId = $this->ente["cpnClientId"];
        if (!empty($_SESSION["cpn"]["token"])) {
          $this->token = $_SESSION["cpn"]["token"];
        }
      } else {
        return false;
      }
    }

    public function login($username,$password) {
      $ep = $this->endpoints["login"] . "Account/LoginPubblica";
      $data = [
        "username" => $username,
        "password" => $password,
        "clientKey" => $this->clientKey,
        "clientId" => $this->clientId,
      ];
      $curl = curl_init();
      curl_setopt_array($curl, array(
        CURLOPT_URL => $ep,
        CURLOPT_HTTPHEADER => [
          "Content-Type: application/x-www-form-urlencoded"
        ],
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_MAXREDIRS => 10,
        CURLOPT_SSL_VERIFYHOST => 0,
        CURLOPT_SSL_VERIFYPEER => 0,
        CURLOPT_FOLLOWLOCATION => true,
        CURLOPT_CUSTOMREQUEST => "POST",
        CURLOPT_POSTFIELDS => http_build_query($data),
      ));
      $return = curl_exec($curl);
      curl_close($curl);
      if (!empty($return)) {
        $return = json_decode($return,true);
        if (!empty($return["esito"]) && !empty($return["token"])) {
          $this->token = $return["token"];
          return true;
        }
      }
      return false;
    }

    public function inviaGara($dati,$modalita = 2) {
      $ep = $this->endpoints["atti"] . "Anagrafiche/GaraLotti";
      $data = json_encode(removeEmpty($dati));
      return $this->sendCURL($ep,$modalita,$data);
    }

    public function inviaAtto($dati,$modalita = 2) {
      $ep = $this->endpoints["atti"] . "Atti/Pubblica";
      $data = json_encode(removeEmpty($dati));
      return $this->sendCURL($ep,$modalita,$data);
    }

    public function inviaProgramma($tipologia,$modalita,$dati) {
      $ep = $this->endpoints["programmi"];
      switch($tipologia) {
        case "LV":
          $ep .= "Programmi/PubblicaLavori";
          break;
        case "SF": 
          $ep .= "Programmi/PubblicaFornitureServizi";
          break;
        default: 
          return false;
      }
      $data = json_encode(removeEmpty($dati));
      return $this->sendCURL($ep,$modalita,$data);
    }

    public function downloadProgramma($id) {
      $ep = $this->endpoints["programmi"] . "Programmi/ScaricaPdf?idRicevuto={$id}&token={$this->token}";
      $curl = curl_init();
      curl_setopt_array($curl, array(
        CURLOPT_URL => $ep,
        CURLOPT_HTTPHEADER => [
          "Content-Type: application/x-www-form-urlencoded",
          "Accept: application/octet-stream"
        ],
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_MAXREDIRS => 10,
        CURLOPT_SSL_VERIFYHOST => 0,
        CURLOPT_SSL_VERIFYPEER => 0,
        CURLOPT_FOLLOWLOCATION => true,
        // CURLOPT_CUSTOMREQUEST => "GET",
        // CURLOPT_POSTFIELDS => http_build_query(["idRicevuto"=>$id])
      ));
      $return = curl_exec($curl);
      $info = curl_getinfo($curl);
      curl_close($curl);
      if (!empty($return)) {
        if ($info["http_code"] == 401 && $this->login($_SESSION["cpn"]["username"],$_SESSION["cpn"]["password"])) {
          $_SESSION["cpn"]["token"] = $this->token;
          return $this->downloadProgramma($id);
        }
        return $return;
      }
      return false;
    }

    private function sendCURL($endpoint,$modalita,$data,$method = "POST") {
      $curl = curl_init();
      if ($this->debug) {
        ob_start();
        ?>
        <strong>DEBUG CPN: Impostazioni</strong><br>
        <div readonly class="bg-black border-white border text-white my-2">
          <?= date("Y-m-d H:i:s") ?><br>
          Endpoint: <?= $endpoint ?><br>
          Send mode: <?= ($modalita == 2) ? "Effettivo" : "Test" ?><br>
          Method: <?= $method ?><br>
          Token: <?= $this->token ?><br>
          URL: <a href="<?= $endpoint ?>&token=<?= $this->token ?>" target="_blank">Prova</a>
        </div>
        <strong>DEBUG CPN: Dati invio</strong><br>
        <textarea readonly class="bg-black border-white border text-white my-2 form-control" rows="4">
          <?= (!is_array($data)) ? $data : json_encode($data,JSON_PRETTY_PRINT) ?><br>
        </textarea>
        <?
        echo ob_get_clean();
      }
      $log = [];
      $log["riferimento"] = $this->riferimento;
      $log["codice_riferimento"] = $this->codiceRiferimento;
      $log["endpoint"] = "{$endpoint}?modalitaInvio={$modalita}";
      $log["richiesta"] = (is_array($data)) ? json_encode($data) : $data;
      if (empty($data)) {
        $data = null;
      }
      $salva = new salva();
      $salva->debug = false;
      
      $salva->nome_tabella = "b_cpn_log";
      $salva->operazione = "INSERT";
      $salva->oggetto = $log;
      $log = ["codice"=>$salva->save()];
      curl_setopt_array($curl, array(
        CURLOPT_URL => "{$endpoint}?modalitaInvio={$modalita}&token={$this->token}",
        CURLOPT_HTTPHEADER => [
          "Content-Type: application/json"
        ],
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_MAXREDIRS => 10,
        CURLOPT_SSL_VERIFYHOST => 0,
        CURLOPT_SSL_VERIFYPEER => 0,
        CURLOPT_FOLLOWLOCATION => true,
        CURLOPT_CUSTOMREQUEST => $method,
        CURLOPT_POSTFIELDS => $data,
      ));
      $log["risposta"] = $risposta = curl_exec($curl);
      $salva->oggetto = $log;
      $salva->operazione = "UPDATE";
      $salva->save();
      if ($this->debug) {
        ob_start();
        ?>
        <strong>DEBUG CPN: Risposta</strong><br>
        <textarea readonly class="bg-black border-white border text-white my-2 form-control" rows="4">
          <?= date("Y-m-d H:i:s") ?>
          <?= $risposta ?>
        </textarea>
        <strong>DEBUG CPN: Errori CURL</strong><br>
        <textarea readonly class="bg-black border-white border text-white my-2 form-control" rows="4">
          <?= var_dump(curl_error($curl)) ?>
        </textarea>
        <?
        echo ob_get_clean();
      }
      curl_close($curl);
      if (!empty($risposta)) {
        $risposta = json_decode($risposta,true);
        if (!empty($risposta["error"]) && $risposta["error"] == "Il token non è valido." && !empty($_SESSION["cpn"]["username"]) && !empty($_SESSION["cpn"]["password"])) {
          if ($this->login($_SESSION["cpn"]["username"],$_SESSION["cpn"]["password"])) {
            $_SESSION["cpn"]["token"] = $this->token;
            return $this->sendCURL($endpoint,$modalita,$data,$method);
          }
        }
      }
      return $risposta;
    }

  }
?>