// ...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 = $editor.html();
    html = html.replace(/<br[\s\/]{0,2}>/ig, "\r\n");
    html = html.replace(/<[^img].*?>/ig, "");
    html = html.replace(/&nbsp;/ig, "");
    return html.replace(/\r\n|\n|\r/, "").replace(/(?:^[ \t\n\r]+)|(?:[ \t\n\r]+$)/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();
});