{% extends "layout.html" %}
{% block content %}
    <script type="text/javascript" charset="utf-8">
            $(document).ready(function() {
                var oTable = $('#table-design').dataTable( {
                    "bProcessing": true,
                    "sAjaxDataProp": "",
                    "sAjaxSource": "/backups.json",
                    "iDisplayLength": 25,
//                 "aLengthMenu": [[25, 50, 100, 200, 500, -1], [25, 50, 100, 200, 500, "All"]],
                    "aaSorting": [[ 0, "desc" ]],
                    "aoColumnDefs": [
                        {
                              "aTargets": [ 4 ],
                              "mData": "backup_duration",
                              "mRender": function ( data, type, full ) {
                                 return secondsToHms(data * 3600);
                              }
                        },
                        {
                              "aTargets": [ 0 ],
                              "mData": "backup_start",
                              "mRender": function ( data, type, full ) {
                                var d = new Date(data);    
                                return d.getFullYear()+"/"+(d.getMonth()+1)+"/"+d.getDate()+" "+d.toLocaleTimeString();
                              }
                        },
                        {
                              "aTargets": [ 1 ],
                              "mData": "backup_start",
                              "mRender": function ( data, type, full ) {
                                var d = new Date(data);    
                                return d.getFullYear()+"/"+(d.getMonth()+1)+"/"+d.getDate()+" "+d.toLocaleTimeString();
                              }
                        },
                        {
                              "aTargets": [ 6 ],
                              "mData": "written_bytes",
                              "mRender": function ( data, type, full ) {
                                return humanFileSize(data, false);
                              }
                        }
                    ],
                    "aoColumns": [
                        { "mData":"backup_start"},
                        { "mData":"backup_end"  , "bVisible": false },
                        { "mData":"server_name" },
                        { "mData":"backup_name" },
                        { "mData":"backup_duration"},
                        { "mData":"status" },
                        { "mData":"written_bytes"},
                        { "mData":"written_files_count"  , "bVisible": false},
                        { "mData":"total_files_count"  , "bVisible": false},
                        { "mData":"total_bytes" , "bVisible": false },
                        { "mData":"backup_location" , "bVisible": false },
                        { "mData":"description" , "bVisible": false },
                        { "mData":"log" , "bVisible": false },
                        { "mData":"TYPE" , "bVisible": false }
                    ],
		    "fnFooterCallback": function ( nRow, aaData, iStart, iEnd, aiDisplay ) {
//humanFileSize(aaData[1]['written_bytes'], true)
			var total_bytes = 0;
			var total_time = 0;
                        for (var i = iStart; i < iEnd; i++) {
                            total_bytes += aaData[i]['written_bytes'];
                            total_time += aaData[i]['backup_duration'];
                        }

                        var cells_data = nRow.getElementsByTagName('th');
	                cells_data[1].innerHTML = humanFileSize(total_bytes, true);


                        var cells_time =  nRow.nextElementSibling.cells;
	                cells_time[1].innerHTML = secondsToHms(total_time * 3600);
			}
                } );
		$('#inputDatabaseName').keyup(function () { delay(function(){ oTable.fnLengthChange($('#inputDatabaseName').val() ); }, 300 )});
		$(".dataTables_length").remove()
		var nb_row  = GetURLParameter('row');
		if (nb_row ){ 
			oTable.fnLengthChange( nb_row)  ;
			$('#inputDatabaseName').val(nb_row);
		}

            } );
	    var delay = (function(){
		  var timer = 0;
		  return function(callback, ms){
		    clearTimeout (timer);
		    timer = setTimeout(callback, ms);
		  };
            })();
            function fnShowHide( iCol )
            {
                /* Get the DataTables object again - this is not a recreation, just a get of the object */
                var oTable = $('#table-design').dataTable();
                 
                var bVis = oTable.fnSettings().aoColumns[iCol].bVisible;
                oTable.fnSetColumnVis( iCol, bVis ? false : true );
            }
            function secondsToHms(d) {
                d = Number(d);
                var h = Math.floor(d / 3600);
                var m = Math.floor(d % 3600 / 60);
                var s = Math.floor(d % 3600 % 60);
                return ((h > 0 ? h + ":" : "0:") + (m > 0 ? (m < 10 ? "0" : "") + m + ":" : "00:") + (s < 10 ? "0" : "") + s);
            }
	    function GetURLParameter(sParam)
		{
		    var sPageURL = window.location.search.substring(1);
		    var sURLVariables = sPageURL.split('&');
		    for (var i = 0; i < sURLVariables.length; i++) 
		    {
			var sParameterName = sURLVariables[i].split('=');
			if (sParameterName[0] == sParam) 
			{
			    return sParameterName[1];
			}
		    }
	    }
	    function humanFileSize(bytes, si) {
		    var thresh = si ? 1000 : 1024;
		    if(bytes < thresh) return bytes + ' B';
		    var units = si ? ['kB','MB','GB','TB','PB','EB','ZB','YB'] : ['KiB','MiB','GiB','TiB','PiB','EiB','ZiB','YiB'];
		    var u = -1;
		    do {
			bytes /= thresh;
			++u;
		    } while(bytes >= thresh);
		    return bytes.toFixed(1)+' '+units[u];
	    };
		$.fn.dataTableExt.oApi.fnLengthChange = function ( oSettings, iDisplay )
		{
		    oSettings._iDisplayLength = iDisplay;
		    oSettings.oApi._fnCalculateEnd( oSettings );
		      
		    /* If we have space to show extra rows (backing up from the end point - then do so */
		    if ( oSettings._iDisplayEnd == oSettings.aiDisplay.length )
		    {
			oSettings._iDisplayStart = oSettings._iDisplayEnd - oSettings._iDisplayLength;
			if ( oSettings._iDisplayStart < 0 )
			{
			    oSettings._iDisplayStart = 0;
			}
		    }
		      
		    if ( oSettings._iDisplayLength == -1 )
		    {
			oSettings._iDisplayStart = 0;
		    }
		      
		    oSettings.oApi._fnDraw( oSettings );
		      
		    if ( oSettings.aanFeatures.l )
		    {
			$('select', oSettings.aanFeatures.l).val( iDisplay );
		    }
		};
        </script>
            <table style='text-align: center;' cellpadding="0" cellspacing="0" border="0" class="display" id="table-design">
    <thead style='text-align: center;'>
        <tr>
            <th>Backup start</th>
            <th>Backup end</th>
            <th>Server name</th>
            <th>Backup name</th>
            <th>Backup duration</th>
            <th>Status</th>
            <th>Written bytes</th>
            <th>Written files count</th>
            <th>Total files count</th>
            <th>Total bytes </th>
            <th>Backup location</th>
            <th>Description</th>
            <th>Log</th>
            <th>Type</th>
        </tr>
    </thead>
    <tbody>
        
    </tbody>
    <tfoot>
	<tr>
		<th style="text-align:right" colspan="4" rowspan="1">Total Written Bytes</th>
	 	<th rowspan="1" colspan="1"></th>
	</tr>
	<tr>
		<th style="text-align:right" colspan="4" rowspan="1">Total Duration time</th>
	 	<th rowspan="1" colspan="1"></th>
	</tr>
    </tfoot>
</table>
<br / >
<p>Nomber of rows per page : <input id="inputDatabaseName" value=25 size=4 style="text-align:center" ></p>
 <p>
    Backup start<input type="checkbox" onclick="fnShowHide( 0 );"/>
    Backup end<input type="checkbox" onclick="fnShowHide( 1 );"/>
    Server name<input type="checkbox" onclick="fnShowHide( 2 );"/>
    Backup name<input type="checkbox" onclick="fnShowHide( 3 );"/>
    Backup duration<input type="checkbox" onclick="fnShowHide( 4 );"/>
    Status<input type="checkbox" onclick="fnShowHide( 5 );"/>
    <br />
    Written bytes<input type="checkbox" onclick="fnShowHide( 6 );"/>
    Written files count<input type="checkbox" onclick="fnShowHide( 7 );"/>
    Total files count<input type="checkbox" onclick="fnShowHide( 8 );"/>
    Total bytes <input type="checkbox" onclick="fnShowHide( 9 );"/>
    <br />
    Backup location<input type="checkbox" onclick="fnShowHide( 10 );"/>
    Description<input type="checkbox" onclick="fnShowHide( 11 );"/>
    Log<input type="checkbox" onclick="fnShowHide( 12 );"/>
    Type<input type="checkbox" onclick="fnShowHide( 13 );"/>
</p>
<script>
$('input:checkbox').attr('checked', false);
$('input:checkbox:eq(0)').attr('checked', true);
$('input:checkbox:eq(2)').attr('checked', true);
$('input:checkbox:eq(3)').attr('checked', true);
$('input:checkbox:eq(4)').attr('checked', true);
$('input:checkbox:eq(5)').attr('checked', true);
$('input:checkbox:eq(6)').attr('checked', true);
</script>
{% endblock %}