<?php

final class PhabricatorPeopleProfileController
  extends PhabricatorPeopleController {

  private $username;
  private $page;

  public function shouldRequireAdmin() {
    // Default for people app is true
    // We desire public access here
    return false;
  }

  public function willProcessRequest(array $data) {
    $this->username = idx($data, 'username');
    $this->page = idx($data, 'page');
  }

  private function getMainFilters($username) {
    return array(
      array(
        'key' => 'feed',
        'name' => pht('Feed'),
        'href' => '/p/'.$username.'/feed/'
      ),
    );
  }

  public function processRequest() {

    $viewer = $this->getRequest()->getUser();

    $user = id(new PhabricatorUser())->loadOneWhere(
      'userName = %s',
      $this->username);
    if (!$user) {
      return new Aphront404Response();
    }

    require_celerity_resource('phabricator-profile-css');

    $profile = $user->loadUserProfile();
    $username = phutil_escape_uri($user->getUserName());

    $menu = new PHUIListView();
    foreach ($this->getMainFilters($username) as $filter) {
      $menu->newLink($filter['name'], $filter['href'], $filter['key']);
    }

    $menu->newLabel(pht('Activity'), 'activity');
    // NOTE: applications install the various links through PhabricatorEvent
    // listeners

    $event = new PhabricatorEvent(
      PhabricatorEventType::TYPE_PEOPLE_DIDRENDERMENU,
      array(
        'menu' => $menu,
        'person' => $user,
      ));
    $event->setUser($viewer);
    PhutilEventEngine::dispatchEvent($event);
    $nav = AphrontSideNavFilterView::newFromMenu($event->getValue('menu'));

    $this->page = $nav->selectFilter($this->page, 'feed');

    $content = $this->renderUserFeed($user);

    $picture = $user->loadProfileImageURI();

    $header = id(new PhabricatorHeaderView())
      ->setHeader($user->getUserName().' ('.$user->getRealName().')')
      ->setSubheader($profile->getTitle())
      ->setImage($picture);

    if ($user->getIsDisabled()) {
      $header->setStatus(pht('Disabled'));
    } else {
      $statuses = id(new PhabricatorUserStatus())->loadCurrentStatuses(
        array($user->getPHID()));
      if ($statuses) {
        $header->setStatus(reset($statuses)->getTerseSummary($viewer));
      }
    }

    $actions = id(new PhabricatorActionListView())
      ->setUser($viewer);

    $can_edit = ($user->getPHID() == $viewer->getPHID());

    $actions->addAction(
      id(new PhabricatorActionView())
        ->setIcon('edit')
        ->setName(pht('Edit Profile'))
        ->setHref($this->getApplicationURI('editprofile/'.$user->getID().'/'))
        ->setDisabled(!$can_edit)
        ->setWorkflow(!$can_edit));

    $actions->addAction(
      id(new PhabricatorActionView())
        ->setIcon('image')
        ->setName(pht('Edit Profile Picture'))
        ->setHref($this->getApplicationURI('picture/'.$user->getID().'/'))
        ->setDisabled(!$can_edit)
        ->setWorkflow(!$can_edit));

    if ($viewer->getIsAdmin()) {
      $actions->addAction(
        id(new PhabricatorActionView())
          ->setIcon('blame')
          ->setName(pht('Administrate User'))
          ->setHref($this->getApplicationURI('edit/'.$user->getID().'/')));
    }

    $properties = $this->buildPropertyView($user);

    $nav->appendChild($header);
    $nav->appendChild($actions);
    $nav->appendChild($properties);
    $nav->appendChild($content);

    return $this->buildApplicationPage(
      $nav,
      array(
        'title' => $user->getUsername(),
        'device' => true,
        'dust' => true,
      ));
  }

  private function buildPropertyView(PhabricatorUser $user) {
    $viewer = $this->getRequest()->getUser();

    $view = id(new PhabricatorPropertyListView())
      ->setUser($viewer)
      ->setObject($user);

    $fields = PhabricatorCustomField::getObjectFields(
      $user,
      PhabricatorCustomField::ROLE_VIEW);

    foreach ($fields as $field) {
      $field->setViewer($viewer);
    }

    $view->applyCustomFields($fields);

    return $view;
  }

  private function renderUserFeed(PhabricatorUser $user) {
    $viewer = $this->getRequest()->getUser();

    $query = new PhabricatorFeedQuery();
    $query->setFilterPHIDs(
      array(
        $user->getPHID(),
      ));
    $query->setLimit(100);
    $query->setViewer($viewer);
    $stories = $query->execute();

    $builder = new PhabricatorFeedBuilder($stories);
    $builder->setUser($viewer);
    $view = $builder->buildView();

    return hsprintf(
      '<div class="profile-feed profile-wrap-responsive">
        %s
      </div>',
      $view->render());
  }
}