// ...滚动聊天区底部
function wchat_ToBottom(){
	//$(".wc__chatMsg-panel").animate({scrollTop: $("#J__chatMsgList").height()}, 0);
	$(".wc__slimscroll2").slimscroll({
		scrollBy: $("#J__chatMsgList").height(),
		height: 'auto'
	});
}

// ...表情、选择区切换
$(".wc__editor-panel").on("click", ".btn", function(){
	var that = $(this);
	$(".wc__choose-panel").show();
	if (that.hasClass("btn-emotion")) {
		$(".wc__choose-panel .wrap-emotion").show();
		$(".wc__choose-panel .wrap-choose").hide();
		// 初始化swiper表情
		!emotionSwiper && $("#J__emotionFootTab ul li.cur").trigger("click");
	} else if (that.hasClass("btn-choose")) {
		$(".wc__choose-panel .wrap-emotion").hide();
		$(".wc__choose-panel .wrap-choose").show();
	}
	wchat_ToBottom();
});

// ...处理编辑器信息
// 格式化编辑器包含标签
_editor.addEventListener("click", function () {
	//$(".wc__choose-panel").hide();
}, true);
_editor.addEventListener("focus", function(){
	surrounds();
}, true);
_editor.addEventListener("input", function(){
	surrounds();
}, false);

// 发送信息
var $chatMsgList = $("#J__chatMsgList");
function isEmpty(){
	var html = $editor.html();
	html = html.replace(/<br[\s\/]{0,2}>/ig, "\r\n");
	html = html.replace(/<[^img].*?>/ig, "");
	html = html.replace(/ /ig, "");
	return html.replace(/\r\n|\n|\r/, "").replace(/(?:^[ \t\n\r]+)|(?:[ \t\n\r]+$)/g, "") == "";
}
$(".J__wchatSubmit").on("click", function(){
	// 判断内容是否为空
	if(isEmpty()) return;

	var html = $editor.html();
	var reg = /(http:\/\/|https:\/\/)((\w|=|\?|\.|\/|&|-)+)/g;
	html = html.replace(reg, "<a href='$1$2'>$1$2</a>");
	var msgTpl = [
		'<li class="me">\
			<div class="content">\
				<p class="author">Nice奶思</p>\
				<div class="msg">'+ html +'</div>\
			</div>\
			<a class="avatar" href="微聊(好友主页).html"><img src="img/uimg/u__chat-img14.jpg" /></a>\
		</li>'
	].join("");
	$chatMsgList.append(msgTpl);

	// 清空聊天框并获取焦点（处理输入法和表情 - 聚焦）
	if(!$(".wc__choose-panel").is(":hidden")){
		$editor.html("");
	}else{
		$editor.html("").focus().trigger("click");
	}
	wchat_ToBottom();
});