// Copyright 2009 Simon Zerner, Toby Zerner
// This file is part of esoTalk. Please see the included license file for usage information.
 
var Shouts = {
 
init: function() {
	getById("shoutForm").onsubmit = function onsubmit() {
		Shouts.addShout(getById("shoutContent").value);
		return false;
	};
	disable(getById("shoutSubmit"));
	getById("shoutContent").onkeyup = function onkeydown() {
		window[this.value && !this.placeholder ? "enable" : "disable"](getById("shoutSubmit"));
	};
},
 
addShout: function(content) {
	disable(getById("shoutSubmit"));
	Ajax.request({
		url: esoTalk.baseURL + "ajax.php?controller=profile",
		post: "action=shout&memberTo=" + encodeURIComponent(this.member) + "&content=" + encodeURIComponent(content),
		success: function() {
			if (this.messages) {
				enable(getById("shoutSubmit"));
				return;
			} else disable(getById("shoutSubmit"));
			var div = document.createElement("div");
			div.innerHTML = this.result.html;
			div.id = "shout" + this.result.shoutId;
			div.style.overflow = "hidden";
			getById("shouts").insertBefore(div, getById("shouts").firstChild);
			Shouts.animateNewShout(div);
			getById("shoutContent").value = "";
			getById("shoutContent").blur();
			Messages.hideMessage("waitToReply");
		}
	});
},
 
deleteShout: function(shoutId) {
	if (!confirm(esoTalk.language.confirmDeleteShout)) return;
	Ajax.request({
		url: esoTalk.baseURL + "ajax.php?controller=profile",
		post: "action=deleteShout&shoutId=" + shoutId,
		success: function() {
			Shouts.animateDeleteShout(getById("shout" + shoutId));
		}
	});
},
 
animateNewShout: function(shout) {
	var overflowDiv = createOverflowDiv(shout);
	(overflowDiv.animation = new Animation(function(values, final) {
		overflowDiv.style.height = final ? "" : values[0] + "px";
		overflowDiv.style.opacity = final ? "" : values[1];
	}, {begin: [0, 0], end: [overflowDiv.offsetHeight, 1]})).start();
},
 
animateDeleteShout: function(shout) {
	shout.style.overflow = "hidden";
	(shout.animation = new Animation(function(opacity, final) {
		shout.style.opacity = opacity;
		if (opacity < .5) {
			(shout.animation = new Animation(function(height, final) {
				shout.style.height = height + "px";
				if (final) shout.parentNode.removeChild(shout);
			}, {begin: shout.offsetHeight, end: 0})).start();
		}
	}, {begin: 1, end: 0})).start();
}
 
};