<?php

namespace Zotlabs\Widget;

use App;
use Zotlabs\Lib\Apps;

require_once('include/socgraph.php');


class Suggestions {

	function widget($arr) {

		if ((! local_channel()) || (! Apps::system_app_installed(local_channel(),'Suggest Channels'))) {
			return EMPTY_STR;
		}
		
		$r = suggestion_query(local_channel(),get_observer_hash(),0,20);

		if (! $r) {
			return EMPTY_STR;
		}

		$arr = [];

		// Get two random entries from the top 20 returned.
		// We'll grab the first one and the one immediately following.
		// This will throw some entropy into the situation so you won't
		// be looking at the same two mug shots every time the widget runs

		$index = ((count($r) > 2) ? mt_rand(0,count($r) - 2) : 0);

		for ($x = $index; $x <= ($index+1); $x ++) {
			$rr = $r[$x];
			if (! $rr['xchan_url'])
				break;

			$connlnk = z_root() . '/follow/?url=' . $rr['xchan_addr'];

			$arr[] = [ 
				'url'     => chanlink_url($rr['xchan_url']),
				'profile' => $rr['xchan_url'],
				'name'    => $rr['xchan_name'],
				'photo'   => $rr['xchan_photo_m'],
				'ignlnk'  => z_root() . '/directory?return=' . base64_encode(App::$query_string) . '&ignore=' . $rr['xchan_hash'],
				'conntxt' => t('Connect'),
				'connlnk' => $connlnk,
				'ignore'  => t('Ignore/Hide')
			];
		}

		$o = replace_macros(get_markup_template('suggest_widget.tpl'), [
			'$title'   => t('Suggestions'),
			'$more'    => t('See more...'),
			'$entries' => $arr
		 ] );

		return $o;
	}
}