Add new analytic component "Estimated vs actual time per column"

app/Analytic/EstimatedActualColumnAnalytic.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace Kanboard\Analytic;
+
+use Kanboard\Core\Base;
+use Kanboard\Model\TaskModel;
+
+/**
+ * Estimated vs actual time per column
+ *
+ * @package  analytic
+ * @author   Frederic Guillot
+ */
+class EstimatedActualColumnAnalytic extends Base
+{
+    /**
+     * Build report
+     *
+     * @access public
+     * @param  integer   $project_id    Project id
+     * @return array
+     */
+    public function build($project_id)
+    {
+        $rows = $this->db->table(TaskModel::TABLE)
+            ->columns('SUM(time_estimated) AS hours_estimated', 'SUM(time_spent) AS hours_spent', 'column_id')
+            ->eq('project_id', $project_id)
+            ->groupBy('column_id')
+            ->findAll();
+
+        $columns = $this->columnModel->getList($project_id);
+
+        $metrics = [];
+        foreach ($columns as $column_id => $column_title) {
+            $metrics[$column_id] = array(
+                'hours_spent' => 0,
+                'hours_estimated' => 0,
+                'title' => $column_title,
+            );
+        }
+
+        foreach ($rows as $row) {
+            $metrics[$row['column_id']]['hours_spent'] = (float) $row['hours_spent'];
+            $metrics[$row['column_id']]['hours_estimated'] = (float) $row['hours_estimated'];
+        }
+
+        return $metrics;
+    }
+}

app/Controller/AnalyticController.php

@@ -130,6 +130,22 @@ class AnalyticController extends BaseController
         $this->commonAggregateMetrics('analytic/burndown', 'score', t('Burndown chart'));
     }
 
+    /**
+     * Estimated vs actual time per column
+     *
+     * @access public
+     */
+    public function estimatedVsActualByColumn()
+    {
+        $project = $this->getProject();
+
+        $this->response->html($this->helper->layout->analytic('analytic/estimated_actual_column', array(
+            'project' => $project,
+            'metrics' => $this->estimatedActualColumnAnalytic->build($project['id']),
+            'title' => t('Estimated vs actual time per column'),
+        )));
+    }
+
     /**
      * Common method for CFD and Burdown chart
      *

app/Core/Base.php

@@ -15,6 +15,7 @@ use Pimple\Container;
  * @property \Kanboard\Analytic\EstimatedTimeComparisonAnalytic      $estimatedTimeComparisonAnalytic
  * @property \Kanboard\Analytic\AverageLeadCycleTimeAnalytic         $averageLeadCycleTimeAnalytic
  * @property \Kanboard\Analytic\AverageTimeSpentColumnAnalytic       $averageTimeSpentColumnAnalytic
+ * @property \Kanboard\Analytic\EstimatedActualColumnAnalytic        $estimatedActualColumnAnalytic
  * @property \Kanboard\Core\Action\ActionManager                     $actionManager
  * @property \Kanboard\Core\ExternalLink\ExternalLinkManager         $externalLinkManager
  * @property \Kanboard\Core\ExternalTask\ExternalTaskManager         $externalTaskManager

app/Helper/DateHelper.php

@@ -77,6 +77,18 @@ class DateHelper extends Base
         return $dtF->diff($dtT)->format($format);
     }
 
+    /**
+     * Get duration in hours into human format
+     *
+     * @access public
+     * @param  float  $hours
+     * @return string
+     */
+    public function durationHours($hours)
+    {
+        return sprintf('%0.2f %s', round($hours, 2), t('hours'));
+    }
+
     /**
      * Get the age of an item in quasi human readable format.
      * It's in this format: <1h , NNh, NNd

app/ServiceProvider/ClassProvider.php

@@ -24,6 +24,7 @@ class ClassProvider implements ServiceProviderInterface
             'EstimatedTimeComparisonAnalytic',
             'AverageLeadCycleTimeAnalytic',
             'AverageTimeSpentColumnAnalytic',
+            'EstimatedActualColumnAnalytic',
         ),
         'Model' => array(
             'ActionModel',

app/Template/analytic/estimated_actual_column.php

@@ -0,0 +1,30 @@
+<?php if (! $is_ajax): ?>
+    <div class="page-header">
+        <h2><?= t('Estimated vs actual time per column') ?></h2>
+    </div>
+<?php endif ?>
+
+<?php if (empty($metrics)): ?>
+    <p class="alert"><?= t('Not enough data to show the graph.') ?></p>
+<?php else: ?>
+    <?= $this->app->component('chart-project-estimated-actual-column', array(
+        'metrics' => $metrics,
+        'labelSpent' => t('Hours Spent'),
+        'labelEstimated' => t('Hours Estimated'),
+    )) ?>
+
+    <table class="table-striped">
+        <tr>
+            <th><?= t('Column') ?></th>
+            <th><?= t('Hours Spent') ?></th>
+            <th><?= t('Hours Estimated') ?></th>
+        </tr>
+        <?php foreach ($metrics as $column): ?>
+            <tr>
+                <td><?= $this->text->e($column['title']) ?></td>
+                <td><?= $this->dt->durationHours($column['hours_spent']) ?></td>
+                <td><?= $this->dt->durationHours($column['hours_estimated']) ?></td>
+            </tr>
+        <?php endforeach ?>
+    </table>
+<?php endif ?>

app/Template/analytic/sidebar.php

@@ -21,6 +21,9 @@
         <li <?= $this->app->checkMenuSelection('AnalyticController', 'timeComparison') ?>>
             <?= $this->modal->replaceLink(t('Estimated vs actual time'), 'AnalyticController', 'timeComparison', array('project_id' => $project['id'])) ?>
         </li>
+        <li <?= $this->app->checkMenuSelection('AnalyticController', 'estimatedVsActualByColumn') ?>>
+            <?= $this->modal->replaceLink(t('Estimated vs actual time per column'), 'AnalyticController', 'estimatedVsActualByColumn', array('project_id' => $project['id'])) ?>
+        </li>
 
         <?= $this->hook->render('template:analytic:sidebar', array('project' => $project)) ?>
     </ul>