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{#

OPNsense® is Copyright © 2020 by Deciso B.V.
All rights reserved.

Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:

1.  Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.

2.  Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.

#}

<style>
    .pipe_tr {
        background: rgba(73, 173, 255, 0.1);
    }
</style>

<script>

    $( document ).ready(function() {
        function formatSizeUnits(bytes){
            if      (bytes>=1000000000) {bytes=(bytes/1000000000).toFixed(2)+'G';}
            else if (bytes>=1000000)    {bytes=(bytes/1000000).toFixed(2)+'M';}
            else if (bytes>=1000)       {bytes=(bytes/1000).toFixed(2)+'k';}
            else if (bytes>=1)          {bytes=bytes.toFixed(0);}
            else                        {bytes='0';}
            return bytes;
        }

        function update_stats() {
            ajaxGet('/api/trafficshaper/service/statistics', {}, function(data, status){
                let all_rule_stats = {};
                if (data.status == 'ok') {
                    $("#activityTbl > tbody").empty();
                    $.each(data.items, function (key, record) {
                        let pipe_nr = null;
                        let queue_nr = null;
                        let this_id = record.id.toString().replace('.', '_');
                        let $tr = $("<tr/>");
                        let $nodeprop = $("<div/>");
                        if (record.uuid !== undefined) {
                            $tr.attr('data-uuid', record.uuid);
                        }
                        if (record.type == 'pipe') {
                            $tr.addClass("pipe_tr");
                            $tr.append($("<td/>").append($("<i class='fa fa-square-o'></i>'")));
                            $nodeprop.append(record.bw);
                            if (record.delay != "0") {
                                $nodeprop.append(" ");
                                $nodeprop.append(
                                  $("<i class='fa fa-info-circle' data-html='true' title='{{ lang._('Delay  (ms):') }} " +
                                  record.delay +
                                  "' data-toggle='tooltip'></i>'")
                                );
                            }
                            pipe_nr = record.id;
                            all_rule_stats[pipe_nr] = {
                                queues: {},
                                total_pkts:0,
                                total_bytes:0,
                                accessed: "",
                                accessed_epoch:0,
                                id:this_id
                            };
                        } else if (record.type == 'queue') {
                            $tr.addClass("queue_tr");
                            $tr.append($("<td/>").append($("<i class='fa fa-plus'></i>'")));
                            $nodeprop.append(record.weight);
                            $nodeprop.append(" ");
                            $nodeprop.append(
                              $("<i class='fa fa-info-circle' title='" +
                              record.queue_params +
                              "' data-toggle='tooltip'></i>'")
                            );
                            pipe_nr = record.id.split(".")[0];
                            queue_nr = record.id.split(".")[1];
                        } else {
                            $tr.append($("<td/>").append($("<i class='fa fa-question'></i>'")));
                        }
                        $tr.append($("<td/>").html(record.id));
                        $tr.append($("<td/>").html(record.description));
                        $tr.append($("<td/>").append($nodeprop));
                        $tr.append($("<td/>").attr("id", "pkt_total_" + this_id));
                        $tr.append($("<td/>").attr("id", "bytes_total_" + this_id));
                        $tr.append($("<td/>").attr("id", "accessed_total_" + this_id));

                        $("#activityTbl > tbody").append($tr);
                        // active flows
                        if (record.flows.length > 0) {
                            $tr = $("<tr class='flows_tr'/>");
                            $tr.append($("<td colspan='3'/>"));
                            let $activeflows = $("#active_flows_template").clone();
                            let $flowstbody = $activeflows.find("tbody");
                            for (i=0; i < record.flows.length; i++) {
                                let $flowrec = $("<tr/>");
                                $flowrec.append($("<td/>").text(record.flows[i].Prot));
                                $flowrec.append($("<td/>").text(record.flows[i].Source));
                                $flowrec.append($("<td/>").text(record.flows[i].Destination));
                                $flowrec.append($("<td/>").text(formatSizeUnits(record.flows[i].pkt)));
                                $flowrec.append($("<td/>").text(formatSizeUnits(record.flows[i].bytes)));
                                $flowrec.append($("<td/>").text(formatSizeUnits(record.flows[i].drop_pkt)));
                                $flowrec.append($("<td/>").text(formatSizeUnits(record.flows[i].drop_bytes)));
                                $flowstbody.append($flowrec);
                            }
                            $tr.append($("<td colspan='4'/>").append($activeflows));
                            $("#activityTbl > tbody").append($tr);
                        }
                        // attached rules
                        if (record.rules.length > 0) {
                            let total_pkts = 0;
                            let total_bytes = 0;
                            let accessed = "";
                            let accessed_epoch = 0;
                            for (i=0; i < record.rules.length; i++) {
                                let $rulerec = $("<tr class='rule_tr'/>");
                                $rulerec.append($("<td/>").append($("<i class='fa fa-exchange'></i>'")));
                                //$rulerec.append($("<td/>").text(record.rules[i].rule));
                                $rulerec.append($("<td/>"));
                                $rulerec.append($("<td/>").text(record.rules[i].description));
                                $rulerec.append($("<td/>"));
                                $rulerec.append($("<td/>").text(formatSizeUnits(record.rules[i].pkts)));
                                $rulerec.append($("<td/>").text(formatSizeUnits(record.rules[i].bytes)));
                                $rulerec.append($("<td/>").text(record.rules[i].accessed));
                                total_pkts += record.rules[i].pkts;
                                total_bytes += record.rules[i].bytes;
                                if (record.rules[i].accessed_epoch > accessed_epoch) {
                                    accessed_epoch = record.rules[i].accessed_epoch;
                                    accessed = record.rules[i].accessed;
                                }
                                $("#activityTbl > tbody").append($rulerec);
                            }
                            // traffic always belongs to a pipe, could be divided into queues
                            if (pipe_nr) {
                                all_rule_stats[pipe_nr].total_pkts += total_pkts;
                                all_rule_stats[pipe_nr].total_bytes += total_bytes;
                                if (accessed_epoch > all_rule_stats[pipe_nr].accessed_epoch) {
                                    all_rule_stats[pipe_nr].accessed_epoch = accessed_epoch;
                                    all_rule_stats[pipe_nr].accessed = accessed;
                                }
                                if (queue_nr) {
                                    all_rule_stats[pipe_nr].queues[queue_nr] = {
                                        total_pkts:total_pkts,
                                        total_bytes:total_bytes,
                                        accessed: accessed,
                                        id: this_id
                                    };
                                }
                            }
                        }
                    });
                    $('[data-toggle="tooltip"]').tooltip();
                    // set totals
                    $.each(all_rule_stats, function (key, pipe) {
                        let pipe_pkt_td = $("#pkt_total_"+pipe.id);
                        let pipe_bytes_td = $("#bytes_total_"+pipe.id);
                        if (pipe.total_pkts > 0) {
                            pipe_pkt_td.text(formatSizeUnits(pipe.total_pkts));
                        }
                        if (pipe.total_bytes > 0) {
                            pipe_bytes_td.text(formatSizeUnits(pipe.total_bytes));
                        }
                        $("#accessed_total_"+pipe.id).text(pipe.accessed);
                        $.each(pipe.queues, function (key, queue) {
                            let queue_pkt_td = $("#pkt_total_"+queue.id);
                            let queue_bytes_td = $("#bytes_total_"+queue.id);
                            if (queue.total_pkts > 0) {
                                queue_pkt_td.append($("<span/>").text(formatSizeUnits(queue.total_pkts)));
                                queue_pkt_td.append("&nbsp;");
                                queue_pkt_td.append(
                                  $("<small/>").text("[ "+((queue.total_pkts/pipe.total_pkts)*100.0).toFixed(2)+" %]")
                                );
                            }
                            if (queue.total_bytes > 0) {
                                queue_bytes_td.append($("<span/>").text(formatSizeUnits(queue.total_bytes)));
                                queue_bytes_td.append("&nbsp;");
                                queue_bytes_td.append(
                                  $("<small/>").text("[ "+((queue.total_bytes/pipe.total_bytes)*100.0).toFixed(2)+" %]")
                                );
                            }
                            $("#accessed_total_"+queue.id).text(queue.accessed);
                        });
                    });
                    // trigger option events
                    $("#show_flows").change();
                    $("#show_rules").change();
                }
            });
        }
        update_stats();
        $("#show_rules").change(function(){
            if ($("#show_rules").prop('checked')) {
                $(".rule_tr").show();
            } else {
                $(".rule_tr").hide();
            }
        });
        $("#show_flows").change(function(){
            if ($("#show_flows").prop('checked')) {
                $(".flows_tr").show();
            } else {
                $(".flows_tr").hide();
            }
        });

        $("#refreshStats").click(function(){
            update_stats();
        });
    });

</script>

<!-- Templates -->
<div class='hidden'>
    <table class="table table-condensed" id="active_flows_template">
        <thead>
            <tr>
                <th>{{ lang._('Current Activity') }}</th>
            </tr>
            <tr>
                <th>{{ lang._('Proto') }}</th>
                <th>{{ lang._('Source') }}</th>
                <th>{{ lang._('Destination') }}</th>
                <th>{{ lang._('Pkt') }}</th>
                <th>{{ lang._('Bytes') }}</th>
                <th>{{ lang._('Drop Pkt') }}</th>
                <th>{{ lang._('Drop Bytes') }}</th>
            </tr>
        </thead>
        <tbody>
        </tbody>
    </table>
</div>

<ul class="nav nav-tabs" data-tabs="tabs" id="maintabs">
    <li class="active"><a data-toggle="tab" href="#activity">{{ lang._('Current Activity') }}</a></li>
</ul>
<div class="tab-content content-box">
    <div id="activity" class="tab-pane fade in active">
        <div class="content-box-main">
            <div  class="col-xs-12">
                <div class="pull-right">
                    <table>
                        <tr>
                            <td>
                              <input id="show_rules" type="checkbox"> {{ lang._('Show rules') }} <br/>
                              <input id="show_flows" type="checkbox"> {{ lang._('Show active flows') }}
                            </td>
                            <td>&nbsp;</td>
                            <td>
                              <span id="refreshStats" class="btn btn-sm btn-default"><i class="fa fa-refresh fa-fw"></i></span>
                            </td>
                        </tr>
                    </table>
                </div>
            </div>
        </div>

        <!-- tab page "activity" -->
        <table class="table table-condensed" id="activityTbl">
            <thead>
                <tr>
                    <th style="width:40px;"></th>
                    <th>{{ lang._('#') }}</th>
                    <th>{{ lang._('Description') }}</th>
                    <th>{{ lang._('Bandwidth') }}</th>
                    <th>{{ lang._('Packets') }}</th>
                    <th>{{ lang._('Bytes') }}</th>
                    <th>{{ lang._('Accessed') }}</th>
                </tr>
            </thead>
            <tbody>
                <tr>
                    <td colspan="7"><i class="fa fa-spinner fa-pulse"></i> {{ lang._('Loading') }}</td>
                </tr>
            </tbody>
            <tfoot>
                <tr>
                    <td colspan="7"><strong>{{ lang._('Legend') }}</strong></td>
                </tr>
                <tr>
                    <td><i class='fa fa-square-o'></i></td>
                    <td>{{ lang._('Pipe') }}</td>
                    <td colspan="5"></td>
                </tr>
                <tr>
                    <td><i class='fa fa-plus'></i></td>
                    <td>{{ lang._('Queue') }}</td>
                    <td colspan="5"></td>
                </tr>
                <tr>
                    <td><i class='fa fa-exchange'></i></td>
                    <td>{{ lang._('Rule') }}</td>
                    <td colspan="5"></td>
                </tr>
            </tfoot>
        </table>
    </div>
</div>

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