/* archive.js */ 

var alreadyLoaded = false;

var $chatArea = document.getElementById("chatarea");
var $selHub = document.getElementById("selHub");
var $frmHub = document.getElementById("frmHub");

function toggle_element(id) {
	var e = document.getElementById(id);
	e.style.display = (e.style.display == 'none') ? 'block' : 'none';
}

function urldesc(s) {
	return decodeURIComponent(s.replace(/\+/g, " "));
}

function cookie_set(key, value) {
	document.cookie = (key+"="+value+"; expires=Sat, 20 Sep 2059 09:05:12; path=/");
}

function cookie_clear(key) {
	document.cookie = (key+"=; expires=Thu, 01 Jan 1970 00:00:00 UTC; path=/"); 
}

function cookie_get(key) {
	var parts = document.cookie.split("; ").map(function(x) { return x.split("="); });
	for (var i = 0, e = parts.length; i !== e; ++i) {
		if (parts[i][0] == key) {
			return parts[i][1];
		}
	}
	return null;
}

function highlight(str) {
	return str	
		.replace(/(\[\d\d\d\d-\d\d-\d\d\s\d\d\:\d\d\:\d\d\] )(\*.+)/g, "$1<span class=\"sys\">$2</span>")
		.replace(
			/\[(\d\d\d\d-\d\d-\d\d)\s(\d\d\:\d\d)\:(\d\d)\]/g,
			'<span class="timestamp">[<span class="ts_split_d">$1 </span><span class="ts_split_hm">$2</span><span class="ts_split_s">:$3</span>]</span>'
		)
		.replace(/(\[[0-9:\-\s]*?\])/g, '<span class="timestamp">$1</span>')
		.replace(/(\&lt\;[^\s]+?\&gt\;)/g, "<span class=\"chat\">$1</span>")
		.replace(/(\*\*\*.+)/g, "<span class=\"sys\">$1</span>")
		.replace(/(\&gt\;imp[^\n\r\<]*)/g, "<span class=\"gt\">$1</span>")
		.replace(/(https?:\/\/.+?)([\s|<])/g, "<a href=\"$1\" rel=\"noreferrer\">$1</a>$2")
		.replace(/magnet:\?.+dn=([^\< ]+)/g, function(match, m1) {
			return "<a href=\"" + match + "\">[MAGNET] " + urldesc(m1) + "</a>";
		})
	;
}

function fontSize(change) {
	var curSize = cookie_get("fontsize");
	if (curSize === null) {
		curSize = 12;
	} else {
		curSize = + curSize;
	}
	
	curSize += change;
	
	cookie_set("fontsize", curSize);
	
	$chatArea.style["fontSize"] = ""+curSize+"px";
}

function toggleMenu() {
	toggle_element("tr1");
	toggle_element("tr2");
	toggle_element("spm");
}

function highlightLine(no) {
	var lines = $chatArea.innerHTML.split('<br>');
	
	lines[no] = '<span class="line-highlighted">' + lines[no] + '</span>';
	
	$chatArea.innerHTML = lines.join('<br>');
}

function onLoad() {
	
	if (alreadyLoaded) {
		return;
	}	
	alreadyLoaded = true;
	
	// 
	
	$chatArea.innerHTML = highlight( $chatArea.innerHTML );
	
	//
	
	if (
		! /\/search\//.test(window.location.pathname) &&
		document.location.hash.substr(0, 6) === '#line-'
	) {
		highlightLine( parseInt(document.location.hash.substr(6), 10) );
		document.location.hash = '';
	}
	
	//	
	
	fontSize(0);
	
	//
	
	$selHub.onchange = function() {
		if ( /\/search\//.test(window.location.pathname) ) {
			window.location.pathname = $selHub.value + "/search/" + encodeURIComponent( i('searchbox').value );
			
		} else if ( /\/rx\//.test(window.location.pathname) ) {
			window.location.pathname = $selHub.value + "/rx/" + encodeURIComponent( i('searchbox').value )
			
		} else {
			$frmHub.submit();
		}
	};
	
	//
	
}

window.addEventListener('load', onLoad);