<%inherit file="/base/base.html"/>

<%block name="title">
    ${_('%s Statistics') % c.repo_name}
</%block>

<%def name="breadcrumbs_links()">
    ${_('Statistics')}
</%def>

<%block name="header_menu">
    ${self.menu('repositories')}
</%block>

<%block name="head_extra">
  <link href="${h.url('atom_feed_home',repo_name=c.db_repo.repo_name,api_key=request.authuser.api_key)}" rel="alternate" title="${_('%s ATOM feed') % c.repo_name}" type="application/atom+xml" />
  <link href="${h.url('rss_feed_home',repo_name=c.db_repo.repo_name,api_key=request.authuser.api_key)}" rel="alternate" title="${_('%s RSS feed') % c.repo_name}" type="application/rss+xml" />
  <script type="text/javascript" src="${h.url('/js/jquery.flot.js', ver=c.kallithea_version)}"></script>
  <script type="text/javascript" src="${h.url('/js/jquery.flot.selection.js', ver=c.kallithea_version)}"></script>
  <script type="text/javascript" src="${h.url('/js/jquery.flot.time.js', ver=c.kallithea_version)}"></script>
</%block>

<%def name="main()">
${self.repo_context_bar('summary')}
    <div class="panel panel-primary">
    <div class="panel-heading clearfix">
        ${self.breadcrumbs()}
    </div>

    <div class="graph panel-body">
         <div>
         %if c.no_data:
           ${c.no_data_msg}
           %if h.HasPermissionAny('hg.admin')('enable stats on from summary'):
                ${h.link_to(_('Enable'),h.url('edit_repo',repo_name=c.repo_name),class_="btn btn-default btn-xs")}
           %endif
        %else:
            ${_('Stats gathered: ')} ${c.stats_percentage}%
        %endif
        </div>
        <div id="commit_history" class="pull-left"></div>

        <div id="legend_data" class="pull-left">
            <div id="legend_container"></div>
            <div id="legend_choices">
                <table class="table" id="legend_choices_tables"></table>
            </div>
        </div>

        <div id="overview"></div>
    </div>
</div>

<script type="text/javascript">
var data = ${h.js(c.trending_languages)};
var total = 0;
var no_data = true;
var tbl = document.createElement('table');
tbl.setAttribute('class','trending_language_tbl');
var cnt = 0;
for (var i=0;i<data.length;i++){
    total+= data[i][1].count;
}
for (var i=0;i<data.length;i++){
    cnt += 1;
    no_data = false;

    var hide = cnt>2;
    var tr = document.createElement('tr');
    if (hide){
        tr.setAttribute('style','display:none');
        tr.setAttribute('class','stats_hidden');
    }
    var k = data[i][0];
    var obj = data[i][1];
    var percentage = Math.round((obj.count/total*100),2);

    var td1 = document.createElement('td');
    td1.width = 150;
    var trending_language_label = document.createElement('div');
    trending_language_label.innerHTML = obj.desc+" ("+k+")";
    td1.appendChild(trending_language_label);

    var td2 = document.createElement('td');
    td2.setAttribute('style','padding-right:14px !important');
    var trending_language = document.createElement('div');
    var nr_files = obj.count + ' ' + ${h.jshtml(_('files'))};

    trending_language.title = k+" "+nr_files;

    if (percentage>22){
        trending_language.innerHTML = "<b style='font-size:0.8em'>"+percentage+"% "+nr_files+ "</b>";
    }
    else{
        trending_language.innerHTML = "<b style='font-size:0.8em'>"+percentage+"%</b>";
    }

    trending_language.setAttribute("class", 'trending_language top-right-rounded-corner bottom-right-rounded-corner');
    trending_language.style.width=percentage+"%";
    td2.appendChild(trending_language);

    tr.appendChild(td1);
    tr.appendChild(td2);
    tbl.appendChild(tr);
    if(cnt == 3){
        var show_more = document.createElement('tr');
        var td = document.createElement('td');
        lnk = document.createElement('a');

        lnk.href='#';
        lnk.innerHTML = ${h.jshtml(_('Show more'))};
        lnk.id='code_stats_show_more';
        td.appendChild(lnk);

        show_more.appendChild(td);
        show_more.appendChild(document.createElement('td'));
        tbl.appendChild(show_more);
    }

}

</script>
<script type="text/javascript">

/**
 * Plots summary graph
 *
 * @class SummaryPlot
 * @param {from} initial from for detailed graph
 * @param {to} initial to for detailed graph
 * @param {dataset}
 * @param {overview_dataset}
 */
function SummaryPlot(from,to,dataset,overview_dataset) {
    var initial_ranges = {
        "xaxis":{
            "from":from,
            "to":to
        }
    };
    for(var key in dataset){
      var data = dataset[key].data;
      for(var d in data){
        data[d].time *= 1000;
      }
    }
    for(var key in overview_dataset){
      overview_dataset[key][0] *= 1000;
    }
    var dataset = dataset;
    var overview_dataset = [overview_dataset];
    var choiceContainer = $("#legend_choices")[0];
    var choiceContainerTable = $("#legend_choices_tables")[0];
    var $plotContainer = $('#commit_history');
    var plotContainer = $('#commit_history')[0];
    var $overviewContainer = $('#overview');
    var overviewContainer = $('#overview')[0];

    var plot_options = {
        bars: {show:true, align: 'center', lineWidth: 4},
        legend: {show:true,
                container: "#legend_container",
                labelFormatter: function(label, series) {
                        // series is the series object for the label
                        return '<a href="javascript:void(0)"> ' + label + '</a>';
                    }
        },
        points: {show:true, radius: 0, fill: false},
        yaxis: {tickDecimals: 0},
        xaxis: {
            mode: "time",
            timeformat: "%d/%m",
            min: from,
            max: to
        },
        grid: {
            hoverable: true,
            clickable: true,
            autoHighlight: true,
            color: "#999"
        },
        //selection: {mode: "x"}
    };
    var overview_options = {
        legend:{show:false},
        bars: {show:true, barWidth: 2},
        shadowSize: 0,
        xaxis: {mode: "time", timeformat: "%d/%m/%y"},
        yaxis: {ticks: 3, min: 0, tickDecimals:0},
        grid: {color: "#999"},
        selection: {mode: "x"}
    };

    /**
    *get dummy data needed in few places
    */
    function getDummyData(label){
        return {"label":label,
         "data":[{"time":0,
             "commits":0,
                 "added":0,
                 "changed":0,
                 "removed":0
            }],
            "schema":["commits"],
            "color":'#ffffff'
        }
    }

    /**
     * generate checkboxes accordingly to data
     * @param keys
     * @returns
     */
    function generateCheckboxes(data) {
        //append checkboxes
        var i = 0;
        choiceContainerTable.innerHTML = '';
        for(var pos in data) {

            data[pos].color = i;
            i++;
            if(data[pos].label != ''){
                choiceContainerTable.innerHTML +=
                    '<tr style="display:none"><td><label><input type="checkbox" id="id_user_{0}" name="{0}" checked="checked" /> \
                     {0}</label></td></tr>'.format(data[pos].label);
            }
        }
    }

    /**
     * ToolTip show
     */
    function showTooltip(x, y, contents) {
        var div=document.getElementById('tooltip');
        if(!div) {
            div = document.createElement('div');
            div.id="tooltip";
            div.style.position="absolute";
            div.style.border='1px solid #fdd';
            div.style.padding='2px';
            div.style.backgroundColor='#fee';
            document.body.appendChild(div);
        }
        $(div).css('opacity', 0)
        div.innerHTML = contents;
        div.style.top=(y + 5) + "px";
        div.style.left=(x + 5) + "px";

        $(div).animate({opacity: 0.8}, 200);
    }

    /**
     * This function will detect if selected period has some changesets
       for this user if it does this data is then pushed for displaying
       Additionally it will only display users that are selected by the checkbox
    */
    function getDataAccordingToRanges(ranges) {

        var data = [];
        var new_dataset = {};
        var keys = [];
        var max_commits = 0;
        for(var key in dataset){

            for(var ds in dataset[key].data){
                commit_data = dataset[key].data[ds];
                if (commit_data.time >= ranges.xaxis.from && commit_data.time <= ranges.xaxis.to){
                    if(new_dataset[key] === undefined){
                        new_dataset[key] = {data:[],label:key};
                    }
                    new_dataset[key].data.push([
                      commit_data.time,
                      commit_data.commits]);
                }
            }
            if (new_dataset[key] !== undefined){
                data.push(new_dataset[key]);
            }
        }

        if (data.length > 0){
            return data;
        }
        else{
            //just return dummy data for graph to plot itself
            return [getDummyData('')];
        }
    }

    /**
    * redraw using new checkbox data
    */
    function plotchoiced(e){
        args = e.data;
        var cur_data = args[0];
        var cur_ranges = args[1];

        var new_data = [];
        var inputs = choiceContainer.getElementsByTagName("input");
        inputs[$(e.target).parents('tr').index()].click();

        //show only checked labels
        for(var i=0; i<inputs.length; i++) {
            var checkbox_key = inputs[i].name;

            if(inputs[i].checked){
                for(var d in cur_data){
                    if(cur_data[d].label == checkbox_key){
                        new_data.push(cur_data[d]);
                    }
                }
            }
            else{
                //push dummy data to not hide the label
                new_data.push(getDummyData(checkbox_key));
            }
        }

        var new_options = $.extend(plot_options, {
            xaxis: {
                min: cur_ranges.xaxis.from,
                max: cur_ranges.xaxis.to,
                mode: "time",
                timeformat: "%d/%m"
            }
        });
        if (!new_data){
            new_data = [[0,1]];
        }
        // do the zooming
       plot = $.plot(plotContainer, new_data, new_options);

       $plotContainer.on("plotselected", plotselected);

       //resubscribe plothover
       $plotContainer.on("plothover", plothover);

       //resubscribe this function after plot update
       $('#legend_container tr a').on("click", [cur_data, cur_ranges], plotchoiced);

       // don't fire event on the overview to prevent eternal loop
       overview.setSelection(cur_ranges, true);

    }

    /**
     * plot only selected items from overview
     * @param ranges
     * @returns
     */
    function plotselected(e, ranges) {
        //updates the data for new plot
        var data = getDataAccordingToRanges(ranges);
        generateCheckboxes(data);

        var new_options = $.extend(plot_options, {
            xaxis: {
                min: ranges.xaxis.from,
                max: ranges.xaxis.to,
                mode:"time",
                timeformat: "%d/%m"
            }
        });
        // do the zooming
        plot = $.plot(plotContainer, data, new_options);

        $plotContainer.on("plotselected", plotselected);

        //resubscribe plothover
        $plotContainer.on("plothover", plothover);

        // don't fire event on the overview to prevent eternal loop
        overview.setSelection(ranges, true);

        //resubscribe choiced
        $('#legend_container tr a').on("click", [data, ranges], plotchoiced);
    }

    var previousPoint = null;

    function plothover(e, pos, item) {
        if (item) {
            if (previousPoint != item.datapoint) {
                previousPoint = item.datapoint;

                var tooltip = $("#tooltip")[0];
                if(tooltip) {
                      tooltip.parentNode.removeChild(tooltip);
                }

                var d = new Date(item.datapoint[0]);
                var fd = d.toDateString();
                var nr_commits = item.datapoint[1];

                if (!item.series.label){
                    item.series.label = 'commits';
                }

                var cur_data = dataset[item.series.label].data[item.dataIndex];
                var added = cur_data.added;
                var changed = cur_data.changed;
                var removed = cur_data.removed;

                var nr_commits_suffix = ' ' + ${h.jshtml(_('commits'))} + ' ';
                var added_suffix = ' ' + ${h.jshtml(_('files added'))} + ' ';
                var changed_suffix = ' ' + ${h.jshtml(_('files changed'))} + ' ';
                var removed_suffix = ' ' + ${h.jshtml(_('files removed'))} + ' ';

                if(nr_commits == 1){ nr_commits_suffix = ' ' + ${h.jshtml(_('commit'))} + ' '; }
                if(added == 1) { added_suffix=' ' + ${h.jshtml(_('file added'))} + ' '; }
                if(changed == 1) { changed_suffix=' ' + ${h.jshtml(_('file changed'))} + ' '; }
                if(removed == 1) { removed_suffix=' ' + ${h.jshtml(_('file removed'))} + ' '; }

                showTooltip(item.pageX, item.pageY, item.series.label + " on " + fd
                         +'<br/>'+
                         nr_commits + nr_commits_suffix+'<br/>'+
                         added + added_suffix +'<br/>'+
                         changed + changed_suffix + '<br/>'+
                         removed + removed_suffix + '<br/>');
            }
        }
        else {
              var tooltip = $("#tooltip")[0];

              if(tooltip) {
                    tooltip.parentNode.removeChild(tooltip);
              }
              previousPoint = null;
        }
    }

    /**
     * MAIN EXECUTION
     */

    var data = getDataAccordingToRanges(initial_ranges);
    generateCheckboxes(data);

    //main plot
    var plot = $.plot(plotContainer,data,plot_options);

    //overview
    var overview = $.plot(overviewContainer, overview_dataset, overview_options);

    //show initial selection on overview
    overview.setSelection(initial_ranges);

    $plotContainer.on("plotselected", plotselected);
    $plotContainer.on("plothover", plothover);

    $overviewContainer.on("plotselected", function (e, ranges) {
        plot.setSelection(ranges);
    });

    // user choices on overview
    $('#legend_container tr a').on("click", [data, initial_ranges], plotchoiced);
}

SummaryPlot(${h.js(c.ts_min)}, ${h.js(c.ts_max)}, ${h.js(c.commit_data)}, ${h.js(c.overview_data)});
</script>

</%def>