var isIE = testIE();
var BOXW = 220;
var BOXH = 195;
var pageW = 0;
var cols = 0;
var first_run = true;

$(document).ready(function() {
	$(document).trigger("pageReady");
	changeHorizNav(1);
	shiftPosition();
	if(isIE) shiftPosition();
	if($("#startpage").length > 0 && $("#startpage").val() != "none" && document.URL.indexOf('#') <= 1) {
		openThisPr($("#startpage").val(),'list',$("#url").val(),$("#template").val());
	}
	$(document).trigger("initNextProject");
});

function movePages() {
	$('.pagecontainer').each( function() {
		if($("#page_"+$("#current_page").val()).length > 0) $(this).prependTo("#page_"+$("#current_page").val());
		else $(this).prependTo("#items");
	});
}

function closeFeedPr(pid,reopen) {
	if($('#item_'+pid).length > 0) {
		var url = $('#url').val();
		var prev_type = document.getElementById('prev_type');
		$("#current_open").val("none");
		$("#prev_open").val("none");
		if(document.getElementById('menu_'+pid)) document.getElementById('menu_'+pid).className = $("#prev_type").val();
		printClosed(pid,$("#moduleholder_o").val(),false);
		shiftPosition();
	}
}

function printClosed(pid,content,isreopen) {
	var container=document.getElementById('item_'+pid);
	var isIE = testIE();
	if($("#item_"+pid).attr("spot") == 0 && $("#item_"+pid).attr("page") == 0) { // is page
		$("#item_"+pid).html("");
		$("#item_"+pid).attr("className","pagecontainer");
	} else {
		$("#item_"+pid).html(content);
		$("#load_"+pid).css("display","none");
		$('#item_'+pid).hover(function(){ $(this).addClass('hover'); }, function(){ $(this).removeClass('hover'); });
		$("#item_"+pid).attr("className","project_feed_thumb");
		if(isIE) $("#item_"+pid).addClass("ie");
		try { DD_roundies.addRule(".project_feed_thumb", 5, true); } catch(err) { }
		
		var title = prt_list[array_search(pid, pr_list)];
		newHref = document.getElementById('url').value+"#"+pid+"/"+title;
		$('#p'+pid).attr("href",newHref);
		$('#p'+pid).removeClass("hover");
		$('#p'+pid).addClass("nohover");
		$('#p'+pid).click(function(){
			var hash = this.href;
			hash = hash.replace(/^.*#/, '');
			$.history.load(hash);
			return false;
		});
	}
	
	document.getElementById('prev_open').value = "none";
	
	if(!isreopen) $.history.load("");
}

function closeFeedInline(data) {
	var starting = data.indexOf("|#=#|");
	var starting2 = data.indexOf("|##=##|");
	var pid = data.substring(0, starting);
	var reopen = data.substring((starting+5), starting2);
	var content = data.substring((starting2+7), data.length);
	
	if(reopen == "false") {
		printClosed(pid,content,false);
		if (jQuery.browser.safari) newhash = " ";
		else location.hash = "#";
		shiftPosition();
	} else {
		var newpid = document.getElementById('current_open').value;
		document.getElementById('moduleholder_c').value = content;
		document.getElementById('modulenumber').value = pid;
		openThisPr(newpid,false,false,false,false);
	}
	
}

function getMass(obj,which) {
	if(which == 'height') {
		if ($(obj).length > 0 && $(obj).css("position") != "absolute") return Math.floor($(obj).height())+Math.floor($(obj).css("padding-top").replace(/[^0-9]/g,"")+$(obj).css("margin-top").replace(/[^0-9]/g,""))+Math.floor($(obj).css("padding-bottom").replace(/[^0-9]/g,"")+$(obj).css("margin-bottom").replace(/[^0-9]/g,""));
		else return 0;
	} else if(which == 'width') {
		if ($(obj).length > 0) return Math.floor($(obj).width())+Math.floor($(obj).css("padding-left").replace(/[^0-9]/g,"")+$(obj).css("margin-left").replace(/[^0-9]/g,""))+Math.floor($(obj).css("padding-right").replace(/[^0-9]/g,"")+$(obj).css("margin-right").replace(/[^0-9]/g,""));
		else return 0;
	}
}
		
function shiftPosition() {	
	var isIE = testIE();
	var BOXW = $(".project_feed_thumb").width();
	var BOXH = $(".project_feed_thumb").height();
	var headImgHeight = getMass('.header_img','height');
	var navHeight = getMass('.nav_container.horizontal','height');
	var itemsTopPad = getMass('#items_container','height');
	var TOPPAD = headImgHeight+navHeight+itemsTopPad;
	var itemsLeftPad = Math.floor($('#items_container').css("padding-left").replace(/[^0-9]/g,"")+$('#items_container').css("margin-left").replace(/[^0-9]/g,""));
	if ($('.nav_container.horizontal').length > 0) var navWidth = 0;
	else var navWidth = getMass('.nav_container','width');
	var LEFTPAD = itemsLeftPad+navWidth;
	
	
	if($('.project_feed_thumb').length > 0) {
		var RIGHTPAD = Math.floor($('.project_feed_thumb').css("padding-right").replace(/[^0-9]/g,"")+$('.project_feed_thumb').css("margin-right").replace(/[^0-9]/g,""));
		var BOTPAD = Math.floor($('.project_feed_thumb').css("padding-bottom").replace(/[^0-9]/g,"")+$('.project_feed_thumb').css("margin-bottom").replace(/[^0-9]/g,""));
	} else {
		var RIGHTPAD = 25;
		var BOTPAD = 25;
	}
	
	this.col_ar = [];
	
	this.init = function() {	
		if(document.getElementById('page_'+$("#current_page").val())) {
			var itemsList = document.getElementById('page_'+$("#current_page").val()).childNodes.length;
			this.pushed_ar = [];
			var found = false;
			var pageW = $("body").innerWidth();
			cols = Math.floor( (pageW-(LEFTPAD+RIGHTPAD)) / (BOXW+RIGHTPAD) );
			
			for(i=cols;i>0;i--) {					
				if(i <= (cols-3)) {
					targetSelCol = i;
					break;
				}
			}
			
			window.onresize = function(){
				if($('#page_'+$("#current_page").val()).length > 0) shiftPosition();
			}
			
			var pcount = 0;

			for(i=0;i<itemsList;i++) {
				var thisItem = document.getElementById('page_'+$("#current_page").val()).childNodes[i];
				if(thisItem.className != "pagecontainer") {
					var bottom = thisItem.offsetTop + thisItem.offsetHeight;
					var thisCol = ((thisItem.offsetLeft-30)/(BOXW+BOTPAD))+1;
					
					var wpos = $(thisItem).width()+$(thisItem).offset().left+RIGHTPAD+20;
					var mpos = (Math.floor($(thisItem).attr("spot"))%cols);
					var hotarea = pageW-RIGHTPAD-20;
					if($(thisItem).hasClass("project_feed_full") && cols == 4) {
						if(wpos > hotarea && mpos == 1) this.pushed_ar.splice((pcount+1), 0, thisItem.id);
						else if(wpos > hotarea && mpos == 2) this.pushed_ar.splice((pcount-1), 0, thisItem.id);
						else if(wpos > hotarea && mpos == 3) this.pushed_ar.splice((pcount-2), 0, thisItem.id);
						else this.pushed_ar.push(thisItem.id);
					
					} else if($(thisItem).hasClass("project_feed_full") && cols > 5) {
						if(wpos > hotarea && mpos > cols-3) {
							if(mpos == cols-2) this.pushed_ar.splice((pcount-1), 0, thisItem.id);
							else if(mpos == cols-1) this.pushed_ar.splice((pcount-2), 0, thisItem.id);
						} else if(wpos > hotarea && mpos == 0) {
							this.pushed_ar.splice((pcount-3), 0, thisItem.id);
							
							console.log("if("+wpos+" > "+hotarea+") - "+mpos);
						} else this.pushed_ar.push(thisItem.id);
					} else if($(thisItem).hasClass("project_feed_full") && wpos > hotarea && (mpos >= 3 || (mpos < 3 && cols <= 4))) {
						if((wpos - (BOXW+RIGHTPAD)) < hotarea) this.pushed_ar.splice((pcount-1), 0, thisItem.id);
						else if((wpos - (BOXW+RIGHTPAD)*2) < hotarea) this.pushed_ar.splice((pcount-2), 0, thisItem.id);
					} else this.pushed_ar.push(thisItem.id);
					
				
					
					pcount++;
				} // end if project
			} 
			
				this.col_ar = [];
				if(!cols || cols<3) cols = 3;
				this.col_ar.push({x:0,y:0}); 
				for(var i=1; i<cols; i++) this.col_ar.push({x:i,y:0});
		
		
			
			this.draw();
		} // end if
	}
	
	
	this.draw = function() {

		var ar = pushed_ar;
		for(var o in ar) {
			
			o = ar[o];
			this.col_ar.sort(this.ySort);
			var d = document.getElementById(o);
			if(d) {
				var W = Math.round(d.offsetWidth / BOXW);
				
				
				if(W>1) this.drawWide(o);
				else{
					var c = this.col_ar[0];
					
					this.drawItem(o,c.x,c.y);
				}
			} 
		}
		
	}
	
	this.drawWide = function(o)
	{
		var pc_ar = [];
		this.col_ar.sort(this.xSort);
			var d = document.getElementById(o);
			var W = Math.round(d.offsetWidth / BOXW);
		var uc = cols-W;

		if(uc<0){
			return;
		}
		

		if(uc<0) { uc=1; W = 2; }
		
		for(var i=0; i<=uc; i++){
			pc_ar.push(this.col_ar[i]);
			var my=0;
			var mi=null;
			for(var j=0; j<W; j++){
				var ty = this.col_ar[i+j].y;
				if(ty>=my){
					my=ty;
					mi=i+j;
				}
			}
			var td = my;
			for(var j=0; j<W; j++) td+=Math.abs(this.col_ar[mi].y - this.col_ar[i+j].y);
			pc_ar[i].d = td;
			pc_ar[i].od = pc_ar[i].y - my;
		}
		pc_ar.sort(this.dSort);
		var x = pc_ar[0].x;
		var y = pc_ar[0].y
		if(pc_ar[0].od<0) y-= pc_ar[0].od;
		this.col_ar.sort(this.ySort);
		if(isIE) y = y+6;
		this.drawItem(o,x,y);
		
	}
	
	
	
	this.xSort = function(a,b){
		return(a.x-b.x);
	}
	
	this.ySort = function (a,b){
		if(a.y==b.y) return(a.x-b.x);
		else return(a.y-b.y);
	}
	
	this.dSort = function(a,b){
		if(a.d==b.d) return(a.x-b.x);
		else return(a.d-b.d);
	}
	
	this.drawItem = function(o,x,y)
	{
		var d = document.getElementById(o);
		var W = Math.round(d.offsetWidth / BOXW);
		
		$("#"+o).css("left",(x * (BOXW+RIGHTPAD)+ LEFTPAD));
		$("#"+o).css("top",(y + TOPPAD));
		$("#"+o).css("position","absolute");
		$("#"+o).css("visibility","visible");
		
		if(W>1){
			this.col_ar.sort(this.xSort);
			ie_extra = isIE ? 6 : 0;
			for(var i=0; i<W; i++) this.col_ar[x+i].y = y + $("#"+d.id).innerHeight() + BOTPAD + ie_extra;
		} else this.col_ar[0].y = y + $("#"+d.id).innerHeight() + BOTPAD;
	}
	
	this.findSameTop = function(myt,t) {
		if(myt == t) return true;
		else return false;
	}
	this.findProximity = function(myt,myb,b) {
		if(b >= myt && b <= myb) return true;
		else return false;
	}
	this.findClosest = function(p1,p2) {
		if(p1>=p2) return p1;
		else return p2;
	}
	this.findSameCol = function(t1,t2,c1,c2) {
		if(c1==c2) {
			if(t1==t2) return true;
			else return false;
		} else return false
	}
	
	this.init();
	shiftPadding();
	movePages();
}




function shiftPadding() {
	if(document.getElementById('page_'+$("#current_page").val())) {
		var pageHeight = 0;
		var scrollPosition = getScrollHeight();
		var itemsList = document.getElementById('page_'+$("#current_page").val()).childNodes.length;
		
		for(i=0;i<itemsList;i++) {
			var thisItem = document.getElementById('page_'+$("#current_page").val()).childNodes[i];
			var thisHeight = thisItem.offsetTop + thisItem.offsetHeight;
			if(thisHeight > pageHeight) pageHeight = thisHeight
		}
		
		$(".bottompad").css("top",pageHeight + "px");
		$(".bottompad").css("left","0px");
		$(".bottompad").css("position","absolute");
		$(".bottompad").css("visibility","visible");
	} // end if
	
}

function _getWindowHeight() {
    if (self.innerWidth) {
        frameWidth = self.innerWidth;
        frameHeight = self.innerHeight;
    } else if (document.documentElement && document.documentElement.clientWidth) {
        frameWidth = document.documentElement.clientWidth;
        frameHeight = document.documentElement.clientHeight;
    } else if (document.body) {
        frameWidth = document.body.clientWidth;
        frameHeight = document.body.clientHeight;
    }
    return parseInt(frameHeight);
}

function arfind(ar,value) {
	for(i=0;i<ar.length;i++) {
		if(ar[i] == value) {
			spot = i;
			break;
		}
	}
	return spot;
}