render-reports-details-in-bar-chart.patch

Takenori TAKAKI, 2019-05-23 05:53

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app/views/reports/_details.html.erb
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<% end %>
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</tbody>
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</table>
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<div class="report-bar-graph">
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  <canvas id="issues_per_status"></canvas>
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</div>
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<%= javascript_tag do %>
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  $(document).ready(function(){
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    var backgroundColors = ['rgba(255, 99, 132, 0.2)', 'rgba(54, 162, 235, 0.2)', 'rgba(255, 206, 86, 0.2)', 'rgba(75, 192, 192, 0.2)', 'rgba(153, 102, 255, 0.2)', 'rgba(255, 159, 64, 0.2)'];
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    var borderColors = ['rgba(255, 99, 132, 1)', 'rgba(54, 162, 235, 1)', 'rgba(255, 206, 86, 1)', 'rgba(75, 192, 192, 1)', 'rgba(153, 102, 255, 1)', 'rgba(255, 159, 64, 1)'];
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    var chartData = {
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      labels: <%= raw rows.collect{|row| row.name}.to_json %>,
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      datasets: <%= raw @statuses.collect{|status| {"label" => status.name, "data" => rows.collect{|row| aggregate(data, {field_name => row.id, "status_id" => status.id})}}}.to_json %>
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    };
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    for (var i = 0; i < chartData.datasets.length; i++) {
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      chartData.datasets[i].backgroundColor = backgroundColors[i % backgroundColors.length];
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      chartData.datasets[i].borderColor = borderColors[i % borderColors.length];
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      chartData.datasets[i].borderWidth = 1;
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    }
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    new Chart($('#issues_per_status'), {
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      type: 'horizontalBar',
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      data: chartData,
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      options: {
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        elements: {
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          rectangle: {borderWidth: 2}
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        },
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        responsive: true,
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        legend: {position: 'right'},
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        scales: {
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          yAxes: [{ stacked: true }],
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          xAxes: [{ stacked: true }]
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        }
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      }
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    });
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  });
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<% end %>
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<% content_for :header_tags do %>
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  <%= javascript_include_tag "Chart.bundle.min" %>
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<% end %>
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<% end %>
public/stylesheets/application.css
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tr.issue.idnt-9 td.subject {padding-left: 152px; background-position: 136px 50%;}
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table.issue-report {table-layout:fixed;}
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.report-bar-graph {width:75%; margin-bottom:2em;}
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tr.entry { border: 1px solid #f8f8f8; }
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tr.entry td { white-space: nowrap; }