// For license of this file, see <project-root-folder>/LICENSE.md.

#include "services/owncloud/gui/owncloudaccountdetails.h"

#include "definitions/definitions.h"
#include "gui/guiutilities.h"
#include "miscellaneous/systemfactory.h"
#include "services/owncloud/definitions.h"
#include "services/owncloud/owncloudnetworkfactory.h"

OwnCloudAccountDetails::OwnCloudAccountDetails(QWidget* parent) : QWidget(parent) {
  m_ui.setupUi(this);

  m_ui.m_lblTestResult->label()->setWordWrap(true);
  m_ui.m_lblServerSideUpdateInformation->setText(tr("Leaving this option on causes that updates "
                                                    "of feeds will be probably much slower and may time-out often."));
  m_ui.m_txtPassword->lineEdit()->setPlaceholderText(tr("Password for your Nextcloud account"));
  m_ui.m_txtPassword->lineEdit()->setPasswordMode(true);
  m_ui.m_txtUsername->lineEdit()->setPlaceholderText(tr("Username for your Nextcloud account"));
  m_ui.m_txtUrl->lineEdit()->setPlaceholderText(tr("URL of your Nextcloud server, without any API path"));
  m_ui.m_lblTestResult->setStatus(WidgetWithStatus::StatusType::Information,
                                  tr("No test done yet."),
                                  tr("Here, results of connection test are shown."));

  connect(m_ui.m_spinLimitMessages, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged), this, [=](int value) {
    if (value <= 0) {
      m_ui.m_spinLimitMessages->setSuffix(QSL(" ") + tr("= unlimited"));
    }
    else {
      m_ui.m_spinLimitMessages->setSuffix(QSL(" ") + tr("articles"));
    }
  });

  GuiUtilities::setLabelAsNotice(*m_ui.m_lblServerSideUpdateInformation, true);

  connect(m_ui.m_txtPassword->lineEdit(), &BaseLineEdit::textChanged, this, &OwnCloudAccountDetails::onPasswordChanged);
  connect(m_ui.m_txtUsername->lineEdit(), &BaseLineEdit::textChanged, this, &OwnCloudAccountDetails::onUsernameChanged);
  connect(m_ui.m_txtUrl->lineEdit(), &BaseLineEdit::textChanged, this, &OwnCloudAccountDetails::onUrlChanged);

  setTabOrder(m_ui.m_txtUrl->lineEdit(), m_ui.m_checkDownloadOnlyUnreadMessages);
  setTabOrder(m_ui.m_checkDownloadOnlyUnreadMessages, m_ui.m_spinLimitMessages);
  setTabOrder(m_ui.m_spinLimitMessages, m_ui.m_checkServerSideUpdate);
  setTabOrder(m_ui.m_checkServerSideUpdate, m_ui.m_txtUsername->lineEdit());
  setTabOrder(m_ui.m_txtUsername->lineEdit(), m_ui.m_txtPassword->lineEdit());
  setTabOrder(m_ui.m_txtPassword->lineEdit(), m_ui.m_btnTestSetup);

  onPasswordChanged();
  onUsernameChanged();
  onUrlChanged();
}

void OwnCloudAccountDetails::performTest(const QNetworkProxy& custom_proxy) {
  OwnCloudNetworkFactory factory;

  factory.setAuthUsername(m_ui.m_txtUsername->lineEdit()->text());
  factory.setAuthPassword(m_ui.m_txtPassword->lineEdit()->text());
  factory.setUrl(m_ui.m_txtUrl->lineEdit()->text());
  factory.setForceServerSideUpdate(m_ui.m_checkServerSideUpdate->isChecked());

  OwnCloudStatusResponse result = factory.status(custom_proxy);

  if (result.networkError() != QNetworkReply::NetworkError::NoError) {
    m_ui.m_lblTestResult->setStatus(WidgetWithStatus::StatusType::Error,
                                    tr("Network error: '%1'.").arg(NetworkFactory::networkErrorText(result.networkError())),
                                    tr("Network error, have you entered correct Nextcloud endpoint and password?"));
  }
  else if (result.isLoaded()) {
    if (!SystemFactory::isVersionEqualOrNewer(result.version(), OWNCLOUD_MIN_VERSION)) {
      m_ui.m_lblTestResult->setStatus(WidgetWithStatus::StatusType::Error,
                                      tr("Installed version: %1, required at least: %2.").arg(result.version(), OWNCLOUD_MIN_VERSION),
                                      tr("Selected Nextcloud News server is running unsupported version."));
    }
    else {
      m_ui.m_lblTestResult->setStatus(WidgetWithStatus::StatusType::Ok,
                                      tr("Installed version: %1, required at least: %2.").arg(result.version(), OWNCLOUD_MIN_VERSION),
                                      tr("Nextcloud News server is okay."));
    }
  }
  else {
    m_ui.m_lblTestResult->setStatus(WidgetWithStatus::StatusType::Error,
                                    tr("Unspecified error, did you enter correct URL?"),
                                    tr("Unspecified error, did you enter correct URL?"));
  }
}

void OwnCloudAccountDetails::onUsernameChanged() {
  const QString username = m_ui.m_txtUsername->lineEdit()->text();

  if (username.isEmpty()) {
    m_ui.m_txtUsername->setStatus(WidgetWithStatus::StatusType::Error, tr("Username cannot be empty."));
  }
  else {
    m_ui.m_txtUsername->setStatus(WidgetWithStatus::StatusType::Ok, tr("Username is okay."));
  }
}

void OwnCloudAccountDetails::onPasswordChanged() {
  const QString password = m_ui.m_txtPassword->lineEdit()->text();

  if (password.isEmpty()) {
    m_ui.m_txtPassword->setStatus(WidgetWithStatus::StatusType::Error, tr("Password cannot be empty."));
  }
  else {
    m_ui.m_txtPassword->setStatus(WidgetWithStatus::StatusType::Ok, tr("Password is okay."));
  }
}

void OwnCloudAccountDetails::onUrlChanged() {
  const QString url = m_ui.m_txtUrl->lineEdit()->text();

  if (url.isEmpty()) {
    m_ui.m_txtUrl->setStatus(WidgetWithStatus::StatusType::Error, tr("URL cannot be empty."));
  }
  else {
    m_ui.m_txtUrl->setStatus(WidgetWithStatus::StatusType::Ok, tr("URL is okay."));
  }
}