// ...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();

});