<?php

final class PhabricatorAppSearchEngine
  extends PhabricatorApplicationSearchEngine {

  public function getApplicationClassName() {
    return 'PhabricatorApplicationApplications';
  }

  public function getPageSize(PhabricatorSavedQuery $saved) {
    return INF;
  }

  public function buildSavedQueryFromRequest(AphrontRequest $request) {
    $saved = new PhabricatorSavedQuery();

    $saved->setParameter('name', $request->getStr('name'));

    $saved->setParameter(
      'installed',
      $this->readBoolFromRequest($request, 'installed'));
    $saved->setParameter(
      'beta',
      $this->readBoolFromRequest($request, 'beta'));
    $saved->setParameter(
      'firstParty',
      $this->readBoolFromRequest($request, 'firstParty'));

    return $saved;
  }

  public function buildQueryFromSavedQuery(PhabricatorSavedQuery $saved) {
    $query = id(new PhabricatorApplicationQuery())
      ->setOrder(PhabricatorApplicationQuery::ORDER_NAME)
      ->withUnlisted(false);

    $name = $saved->getParameter('name');
    if (strlen($name)) {
      $query->withNameContains($name);
    }

    $installed = $saved->getParameter('installed');
    if ($installed !== null) {
      $query->withInstalled($installed);
    }

    $beta = $saved->getParameter('beta');
    if ($beta !== null) {
      $query->withBeta($beta);
    }

    $first_party = $saved->getParameter('firstParty');
    if ($first_party !== null) {
      $query->withFirstParty($first_party);
    }

    return $query;
  }

  public function buildSearchForm(
    AphrontFormView $form,
    PhabricatorSavedQuery $saved) {

    $form
      ->appendChild(
        id(new AphrontFormTextControl())
          ->setLabel(pht('Name Contains'))
          ->setName('name')
          ->setValue($saved->getParameter('name')))
      ->appendChild(
        id(new AphrontFormSelectControl())
          ->setLabel(pht('Installed'))
          ->setName('installed')
          ->setValue($this->getBoolFromQuery($saved, 'installed'))
          ->setOptions(
            array(
              '' => pht('Show All Applications'),
              'true' => pht('Show Installed Applications'),
              'false' => pht('Show Uninstalled Applications'),
            )))
      ->appendChild(
        id(new AphrontFormSelectControl())
          ->setLabel(pht('Beta'))
          ->setName('beta')
          ->setValue($this->getBoolFromQuery($saved, 'beta'))
          ->setOptions(
            array(
              '' => pht('Show All Applications'),
              'true' => pht('Show Beta Applications'),
              'false' => pht('Show Released Applications'),
            )))
      ->appendChild(
        id(new AphrontFormSelectControl())
          ->setLabel(pht('Provenance'))
          ->setName('firstParty')
          ->setValue($this->getBoolFromQuery($saved, 'firstParty'))
          ->setOptions(
            array(
              '' => pht('Show All Applications'),
              'true' => pht('Show First-Party Applications'),
              'false' => pht('Show Third-Party Applications'),
            )));

  }

  protected function getURI($path) {
    return '/applications/'.$path;
  }

  public function getBuiltinQueryNames() {
    $names = array(
      'all' => pht('All Applications'),
    );

    return $names;
  }

  public function buildSavedQueryFromBuiltin($query_key) {

    $query = $this->newSavedQuery();
    $query->setQueryKey($query_key);

    switch ($query_key) {
      case 'all':
        return $query;
    }

    return parent::buildSavedQueryFromBuiltin($query_key);
  }

  protected function renderResultList(
    array $applications,
    PhabricatorSavedQuery $query,
    array $handle) {
    assert_instances_of($applications, 'PhabricatorApplication');

    $list = new PHUIObjectItemListView();

    $applications = msort($applications, 'getName');

    foreach ($applications as $application) {
      $item = id(new PHUIObjectItemView())
        ->setHeader($application->getName())
        ->setHref('/applications/view/'.get_class($application).'/')
        ->addAttribute($application->getShortDescription());

      if (!$application->isInstalled()) {
        $item->addIcon('delete', pht('Uninstalled'));
      }

      if ($application->isBeta()) {
        $item->addIcon('lint-warning', pht('Beta'));
      }

      $list->addItem($item);
    }

    return $list;
  }

}