function getComments(reset) {
    if (reset) {
        resetComments();
    }
    if (!workorderid || workorderid == "") return;
    $('#mask_over_bg').show();
    worequest("GetComments", workorderid, function (data) {
        $('#mask_over_bg').hide();
        if (typeof (data) === "string") {
            return;
        }
        $("#li_comments").data("loaded", true);
        internal?.load(data);
    }, function (err) {
        $('#mask_over_bg').hide();
    });
}

function showComment(comment, isfirst) {
    var commoentctrl = $("#divcomments");
    var div = $("<div class='msgdiv'></div>").appendTo(commoentctrl);
    if (isfirst)
        div.css("margin-top", 0);

    var divuser = $("<div class='msgtime'></div>").appendTo(div);
    divuser.append($("<div style='float:left;font-weight: bold;'></div>").text(comment.UserName));
    divuser.append($("<div style='float:right;color: #aaa;'></div>").text(comment.SubmitDateStr));

    var divcontent = $("<div></div>").appendTo(div);
    var contentctrl = $("<div style='clear:both;'></div>");
    divcontent.append(contentctrl);
    contentctrl.html(replaceHtmlText(comment.Comment));
    if (comment.FollowUp && comment.FollowUp !== "") {
        var sendto = "";
        var emails = comment.FollowUp.split(';');
        if (emails && emails.length > 0) {
            for (var i = 0; i < emails.length; i++) {
                sendto += emails[i] + "\r\n";
            }
        }

        if (sendto !== "")
            sendto = GetTextByKey("P_WO_SENTTO_COLON", "Sent To :") + "\r\n" + sendto;
        var div_status = $("<div style='float:right;font-weight: bold;color: #aaa;'></div>").text(GetTextByKey('P_WO_SENT', 'Sent')).attr('title', sendto);
        divcontent.append(div_status);
    }
}

function addWorkOrderComment(comment) {
    if ($.trim(comment) == "") {
        //showAlert(GetTextByKey("P_FR_PLEASEINPUTTHECOMMENT", "Please input the comment."), GetTextByKey("P_WO_ERROR", 'Error'));
        return;
    }

    var param = JSON.stringify([workorderid, comment]);
    param = htmlencode(param);
    $('#mask_over_bg').show();
    worequest("AddWorkOrderComment", param, function (data) {
        $('#mask_over_bg').hide();
        if (data !== "") {
            showAlert(data, GetTextByKey("P_WO_ERROR", 'Error'));
            return;
        }
        if (typeof internal !== 'undefined') {
            internal.text = '';
        }
        $('#commentsinputcount').text("0/" + $('#dialog_comments').attr("maxlength"));
        getComments();
    }, function (err) {
        $('#mask_over_bg').hide();
    });
}

function resetComments() {
    if (typeof internal !== 'undefined') {
        internal.text = '';
        internal.load();
    }
}


var communicationsLoading = false;
var communicationsLoadingWaitCount = 0;
/**Communication */
function getCommunications(reset) {
    if (reset) {
        resetCommunications();
    }
    if (communicationsLoading) {
        communicationsLoadingWaitCount++;
        return;
    }
    communicationsLoading = true;

    if (!workorderid || workorderid == "") return;
    $('#mask_over_bg').show();
    worequest("GetCommunications", workorderid, function (data) {
        communicationsLoading = false;
        $('#mask_over_bg').hide();
        if (typeof (data) === "string") {
            return;
        }
        $("#li_communications").data("loaded", true);
        customer?.load(data, customercontacts, followers);

        if (communicationsLoadingWaitCount > 0) {
            communicationsLoadingWaitCount = 0;
            getCommunications(reset);
        }
    }, function (err) {
        communicationsLoading = false;
        if (communicationsLoadingWaitCount > 0) {
            communicationsLoadingWaitCount = 0;
            getCommunications(reset);
        }
        $('#mask_over_bg').hide();
    });
}

function addWorkOrderCommunication() {
    var pmemails = customer?.contacts;
    if (pmemails == null || pmemails.length === 0) {
        showAlert(GetTextByKey("P_WO_PLEASEINPUTTHEPHONENUMBEROREMAL", "Please input the phone number or email."), GetTextByKey("P_WO_ERROR", 'Error'));
        return;
    }

    var comm = customer?.text;
    if ($.trim(comm) == "") {
        showAlert(GetTextByKey("P_WO_PLEASEINPUTTHEMESSAGE", "Please input the message."), GetTextByKey("P_WO_ERROR", 'Error'));
        return;
    }

    var includeStatusLink = customer?.statusLink;

    var param = JSON.stringify([workorderid, JSON.stringify(pmemails), comm, (includeStatusLink ? "1" : "0")]);
    param = htmlencode(param);
    $('#mask_over_bg').show();
    worequest("AddWorkOrderCommunication", param, function (data) {
        $('#mask_over_bg').hide();
        if (data !== "") {
            showAlert(data, GetTextByKey("P_WO_ERROR", 'Error'));
            return;
        }
        if (typeof customer !== 'undefined') {
            customer.text = '';
        }
        $('#msginputcount').text("0/" + $('#dialog_communications').attr("maxlength"));
        getCommunications();
    }, function (err) {
        $('#mask_over_bg').hide();
    });
}

function OnAddCommunication() {
    addWorkOrderCommunication();
}

function resetCommunications() {
    if (typeof customer !== 'undefined') {
        customer.text = '';
        customer.load();
    }
}