function toggle(el) {
    WSDOM.Element.toggleClass(el, "collapsed");
}
function expand(el) {
    WSDOM.Element.removeClass(el, "collapsed");
}
function collapse(el) {
    WSDOM.Element.addClass(el, "collapsed");
}

var contentEl = WSDOM.Element.get("content");
var iframeUpload = WSDOM.Element.get("iframeUpload");

function initAdminEvents() {
    var articleEls = WSDOM.Element.parseSelector("div.article", contentEl);
    for(var i = 0, len = articleEls.length; i < len; i++) {
        attachAdminEvents(articleEls[i]);
    }
}

function attachAdminEvents(container) {
    var data = { id: container.getAttribute("article_id"), richtext: null };
    var el = WSDOM.Element.parseSelector("a.edit-link", container)[0];
    WSDOM.Events.add(el, "click", showEditFormHandler, null, data);
    
    el = WSDOM.Element.parseSelector("a.remove-link", container)[0];
    if(el) WSDOM.Events.add(el, "click", removeArticleHandler, null, data);

    el = WSDOM.Element.parseSelector("a.archive-link", container)[0];
    if(el) WSDOM.Events.add(el, "click", archiveArticleHandler, null, data);

    el = WSDOM.Element.parseSelector("a.unarchive-link", container)[0];
    if(el) WSDOM.Events.add(el, "click", unarchiveArticleHandler, null, data);

    el = WSDOM.Element.parseSelector("a.cancel", container);
    if(el) WSDOM.Events.add(el, "click", hideEditFormHandler, null, data);
    
    el = WSDOM.Element.parseSelector("form", container);
    if(el) WSDOM.Events.add(el, "submit", saveFormHandler, null, data);
}

function showEditFormHandler(e, link, data) {
    e.cancel();
    link.blur();
    showEditForm(data);
}

function hideEditFormHandler(e, link, data) {
    e.cancel();
    link.blur();
    hideEditForm(data.id);
}

function removeArticleHandler(e, link, data) {
    e.cancel();
    link.blur();
    
	if (confirm("Delete this item forever?")) {
    	removeArticle(data.id);
	}
}

function archiveArticleHandler(e, link, data) {
    e.cancel();
    link.blur();
    
    archiveArticle(data.id);
}

function unarchiveArticleHandler(e, link, data) {
    e.cancel();
    link.blur();
    
    unarchiveArticle(data.id);
}

var saveFormHandler = function(e, form, data) {
	var author = WSDOM.Element.parseSelector('input[name="author"]', form, "first");
	if (author) {
		if (author.value == "productoverview") {
			var link = WSDOM.Element.parseSelector('input[name="link"]', form, "first");
			if (!link.value) {
				e.cancel();
				alert("Please enter a link to the video.");
				return;
			}
	}
	}
	if (data.richtext) data.richtext.getContent();
	if (!iframeUpload) {
		e.cancel();
		saveArticle(form, data.id);
	} else {
		var id = WSDOM.Element.parseSelector('input[name="id"]', form)[0];
		var file = WSDOM.Element.parseSelector('input[type="file"]', form)[0];
		if(file.value.length || (id.value == "new" && !WSDOM.Element.hasClass(file, 'optional'))) {
			var ext = file.value.substring(file.value.length - 3).toLowerCase();			
			/*if(ext != 'pdf' && 
				ext != 'swf' && 
				ext != 'xls' &&
				ext != 'doc' &&
				ext != 'ppt' &&
				ext != 'zip' &&
				ext != '.gz' &&
				ext != 'jpg' &&
				ext != 'gif' &&
				ext != 'ics' &&
				ext != 'txt' &&
				ext != 'png' &&
				ext != 'mp3'   ){
					e.cancel();
					alert("You must select a .PDF, .DOC, .XLS, .PPT, .SWF, .PNG, .JPG, .GIF, .ZIP, .GZ or .MP3 document to upload");
				}*/
		}			
	}
};

var origSaveFormHandler = saveFormHandler;
if(window.alternateSaveHandler) saveFormHandler = alternateSaveHandler;


function getArticleType(id) {
	
	var container = WSDOM.Element.get('article_' + id);
    
	if(WSDOM.Element.hasClass(container, "note")) {
		return "compliance";
	} else if(WSDOM.Element.hasClass(container, "announcement")) {
		return "announcement";
	} else if(WSDOM.Element.hasClass(container, "RediPlusAnnouncement")) {
		return "RediPlusAnnouncement";	
	} else if(WSDOM.Element.hasClass(container, "thought")) {
		return "thought";
	} else if(WSDOM.Element.hasClass(container, "release")) {
		return "press";
	} else if(WSDOM.Element.hasClass(container, "file")) {
		return "file";	
	} else if(WSDOM.Element.hasClass(container, "disclosure")) {
		return "disclosure";
	} else if(WSDOM.Element.hasClass(container, "edumat")) {
		return "edumat";
	} else if(WSDOM.Element.hasClass(container, "marketDataNotice")) {
		return "marketDataNotice";
	} else if(WSDOM.Element.hasClass(container, "oms")) {
		return "oms";
	}
}

function getArticlesContainer() {
    return WSDOM.Element.parseSelector('div.articles', contentEl)[0];
}

function getArticleContainer(id) {
    return WSDOM.Element.parseSelector('#article_' + id)[0];
}

function getFormContainer(id) {
    return WSDOM.Element.parseSelector('#article_' + id + ' div.article-edit')[0];
}

function getContentContainer(id) {
    return WSDOM.Element.parseSelector('#article_' + id + ' div.article-content')[0];
}

function showEditForm(data) {
    var el = getContentContainer(data.id);	
    if(el) collapse(el);

    el = getFormContainer(data.id);
    if(el) expand(el);
	
    var textarea = WSDOM.Element.parseSelector("textarea.richtext", el)[0];
	if(textarea && !data.richtext) data.richtext = new Editor_class(textarea, data.id);
}

function hideEditForm(id) {	
    var el = getFormContainer(id);
    if(el) collapse(el);
    el = getContentContainer(id);	
    if(el) expand(el);
}

function removeArticle(id) {
    var r = new WSDOM.Remoting();
	var type = getArticleType(id);
	
    r.load({
    	url: type + "Buffer.asp?action=Remove",
    	method: "get",
    	onload: removeComplete,
    	data: {
    	    id: id
    	}
    });
}

function archiveArticle(id) {
    var r = new WSDOM.Remoting();
	var type = getArticleType(id);
    r.load({
    	url: type + "Buffer.asp?action=Archive",
    	method: "get",
    	onload: removeComplete,
    	data: {
    	    id: id
    	}
    });
}

function unarchiveArticle(id) {
    var r = new WSDOM.Remoting();
	var type = getArticleType(id);
    r.load({
    	url: type + "Buffer.asp?action=Unarchive",
    	method: "get",
    	onload: removeComplete,
    	data: {
    	    id: id
    	}
    });
}

function removeComplete(r) {
	// TOTO: check for valid result?
	var id = r.contentPackage.data.id;
	var el = getArticleContainer(id);
	
	WSDOM.Element.remove(el);
}

function saveArticle(form, id) {
	var r = new WSDOM.Remoting();
	var fs = new FormSerializerLite();
	var data = fs.getHash(form);
	var type = getArticleType(id);
	r.load({
		url: type + "Buffer.asp?action=Save",
		method: "get",
		onload: saveComplete,
		data: data
	});
}

function saveComplete(r) {
	if(r.contentPackage.data.author && r.contentPackage.data.author == "productoverview"){
		var href = document.location.href;		
		document.location.href = href;
	}
	else{
	    var id = r.contentPackage.data.id;		
	    if(id == "new") {
	        var el = getArticlesContainer();		
	        var div = WSDOM.Element.create("div");
	        WSDOM.Element.setHTML(div, r.getResult());	
	        WSDOM.Element.insertBefore(div, el.firstChild);
	        attachAdminEvents(WSDOM.Element.parseSelector("div.article", div)[0]);
	    } else {
	        var el = getContentContainer(id);			
	        // TODO: make sure that we found a matching element
	        WSDOM.Element.setHTML(el, r.getResult());
	    }
	    hideEditForm(id);
	}
}

function iframeSaveComplete() {
	//dumb refresh for now
	var t = setTimeout('',4000);
	var href = document.location.href;
	href = href.replace(/page=\w/, "page=1"); //Default to page one if on other page
	document.location.href = href;
}

initAdminEvents();