public function index($request)
{
$data = [];
$counts = [];
$counts['videos'] = Video::count();
$counts['users'] = User::count();
$counts['channels'] = UserChannel::count();
$counts['comments'] = Comment::count();
$counts['total_views'] = Video::sumViews();
$counts['channel_user_ratio'] = round($counts['channels'] / $counts['users'], 2);
$counts['videos_that_has_comments'] = Statistic::countVideosHavingComments();
$counts['channels_having_videos'] = Video::find_by_sql('SELECT count(DISTINCT poster_id) as count from `videos`')[0]->count;
$counts['part_of_commented_videos'] = round($counts['videos_that_has_comments'] / $counts['videos'] * 100, 2);
$counts['part_of_channels_having_videos'] = round($counts['channels_having_videos'] / $counts['channels'] * 100, 2);
$counts['user_1_channel'] = Statistic::countUserHavingChannels('= 1');
$counts['user_2_channel'] = Statistic::countUserHavingChannels('= 2');
$counts['user_3_channel'] = Statistic::countUserHavingChannels('= 3');
$counts['user_more3_channel'] = Statistic::countUserHavingChannels('> 3');
$counts['user_1_channel_part'] = round($counts['user_1_channel'] / $counts['users'] * 100, 2);
$counts['user_2_channel_part'] = round($counts['user_2_channel'] / $counts['users'] * 100, 2);
$counts['user_3_channel_part'] = round($counts['user_3_channel'] / $counts['users'] * 100, 2);
$counts['user_more3_channel_part'] = round($counts['user_more3_channel'] / $counts['users'] * 100, 2);
$data['counts'] = $counts;
return new ViewResponse('admin/statistic/index', $data);
}