<?php
use Carbon\Carbon;

function replaceSpecialChars($string) {
	$string = str_replace("&lt;i&gt;", "<i>", $string);
	$string = str_replace("&lt;I&gt;", "<i>", $string);
	$string = str_replace("&lt;/i&gt;", "</i>", $string);
	$string = str_replace("&lt;/I&gt;", "</i>", $string);
	$string = str_replace("&lt;b&gt;", "<b>", $string);
	$string = str_replace("&lt;/b&gt;", "</b>", $string);
	$string = str_replace("&lt;br&gt;", "<br>", $string);
	$string = str_replace("&lt;BR&gt;", "<br>", $string);
	$string = str_replace("%%br%%", "<br>", $string);
	$string = str_replace("%%BR%%", "<br>", $string);

	return $string;
}

function _formatFloat($float, $size = 2) {
	#return number_format($float, $size, ",", ".");
	return number_format($float, $size);
}

function formatFloat($f) {
	if ( 0 == ($f - floor($f))) {
		$f = intval($f);
	} else {
		$f = _formatFloat($f);
	}

	return $f;
}

/**
 * Shorter alias to formatFloat().
 */
function fF($f) {
	return formatFloat($f);
}

function printScoreData($score_array) {
	$return = "[";

	foreach($score_array as $score) {
		try {
			$f_score = formatFloat($score);
		} catch( Exception $e ) {
			error_log("printScoreData: score data seems to be messed up: " . $e->getMessage());
			$f_score = 0;
		}

		if ( 0 != $f_score ) {
			$return .= $f_score;
		} else {
			$return .= "null";
		}
		$return .= ",";
	}

	rtrim($return, ",");

	$return .= "]";

	return $return;
}

function getAiringStatusCode($airing_status) {
	$status = DB::select("SELECT id FROM airing_status WHERE status = ?", array($airing_status));
	if ( empty($status) ) {
		return 4;
	}
	return $status[0]->id;
}

function getSeason( $month = null ){
	if ( is_null($month) ) {
		$month = (int)date("m");
	}
	switch( $month ) {
	case 1:
	case 2:
	case 3: return "Winter";
	case 4:
	case 5:
	case 6: return "Spring";
	case 7:
	case 8:
	case 9: return "Summer";
	case 10:
	case 11:
	case 12: return "Fall";
	}
}

function nextSeason( $month = null ){
	if ( is_null($month) ) {
		$month = (int)date("m");
	}

	$next = $month + 3;
	if ( $next > 12 ) {
		$next = $next - 12;
	}

	return $next;
}

function escapeLike($string){
	$search = array('%', '_');
	$replace   = array('\%', '\_');
	$string = str_replace($search, $replace, $string);
	$string = explode(" ", $string);
	return implode("%", $string);
}


function compare($str1, $str2) {
	$str1 = preg_replace("/[^a-z0-9]/", '', strtolower($str1));
	$str2 = preg_replace("/[^a-z0-9]/", '', strtolower($str2));

	if ( $str1 != $str2 ) {
		return false;
	}
	return true;
}

function getSeasonFromDate($aired_at) {
	if ( is_null($ared_at) ) {
		return array("name" => null, "year" => null);
	}

	$aired_from = Carbon::instance($aired_at);

	return array("name" => getSeason($aired_from->month), "year" => $aired_from->year);
}

function camo($url) {
	if ( "" != env("GOCAMO_HMAC") && "" != env("GOCAMO_URL") ) {
		$phpamo = new \WillWashburn\Phpamo\Phpamo(
			env("GOCAMO_HMAC"),
			env("GOCAMO_URL")
		);
		return $phpamo->camo($url);
	}

	return $url;
}