From a53ead7e74924579db243bc43125ac52aeb86b91 Mon Sep 17 00:00:00 2001
From: Yannick Armand <yannick.armand@protonmail.com>
Date: Sat, 14 Oct 2017 20:31:41 +0200
Subject: Add filter by score/complexity

---
 app/Filter/BaseComparisonFilter.php    | 49 ++++++++++++++++++++++++++++++++++
 app/Filter/TaskScoreFilter.php         | 38 ++++++++++++++++++++++++++
 app/ServiceProvider/FilterProvider.php |  2 ++
 3 files changed, 89 insertions(+)
 create mode 100644 app/Filter/BaseComparisonFilter.php
 create mode 100644 app/Filter/TaskScoreFilter.php

diff --git a/app/Filter/BaseComparisonFilter.php b/app/Filter/BaseComparisonFilter.php
new file mode 100644
index 00000000..f890342e
--- /dev/null
+++ b/app/Filter/BaseComparisonFilter.php
@@ -0,0 +1,49 @@
+<?php
+
+namespace Kanboard\Filter;
+
+/**
+ * Base comparison filter class
+ *
+ * @package filter
+ */
+abstract class BaseComparisonFilter extends BaseFilter
+{
+    /**
+     * Parse operator in the input string
+     *
+     * @access protected
+     * @return string
+     */
+    protected function parseOperator()
+    {
+        $operators = array(
+            '<=' => 'lte',
+            '>=' => 'gte',
+            '<' => 'lt',
+            '>' => 'gt',
+        );
+
+        foreach ($operators as $operator => $method) {
+            if (strpos($this->value, $operator) === 0) {
+                $this->value = substr($this->value, strlen($operator));
+                return $method;
+            }
+        }
+
+        return 'eq';
+    }
+
+    /**
+     * Apply a comparison filter
+     *
+     * @access protected
+     * @param  string $field
+     */
+    protected function applyComparisonFilter($field)
+    {
+        $method = $this->parseOperator();
+
+        $this->query->$method($field, $this->value);
+    }
+}
diff --git a/app/Filter/TaskScoreFilter.php b/app/Filter/TaskScoreFilter.php
new file mode 100644
index 00000000..ca2013bc
--- /dev/null
+++ b/app/Filter/TaskScoreFilter.php
@@ -0,0 +1,38 @@
+<?php
+
+namespace Kanboard\Filter;
+
+use Kanboard\Core\Filter\FilterInterface;
+use Kanboard\Model\TaskModel;
+
+/**
+ * Class TaskScoreFilter
+ *
+ * @package Kanboard\Filter
+ */
+class TaskScoreFilter extends BaseComparisonFilter implements FilterInterface
+{
+    /**
+     * Get search attribute
+     *
+     * @access public
+     * @return string[]
+     */
+    public function getAttributes()
+    {
+        return array('score', 'complexity');
+    }
+
+    /**
+     * Apply filter
+     *
+     * @access public
+     * @return FilterInterface
+     */
+    public function apply()
+    {
+        $this->applyComparisonFilter(TaskModel::TABLE.'.score');
+
+        return $this;
+    }
+}
diff --git a/app/ServiceProvider/FilterProvider.php b/app/ServiceProvider/FilterProvider.php
index 1cc4da8a..11a29e69 100644
--- a/app/ServiceProvider/FilterProvider.php
+++ b/app/ServiceProvider/FilterProvider.php
@@ -27,6 +27,7 @@ use Kanboard\Filter\TaskMovedDateFilter;
 use Kanboard\Filter\TaskPriorityFilter;
 use Kanboard\Filter\TaskProjectFilter;
 use Kanboard\Filter\TaskReferenceFilter;
+use Kanboard\Filter\TaskScoreFilter;
 use Kanboard\Filter\TaskStatusFilter;
 use Kanboard\Filter\TaskSubtaskAssigneeFilter;
 use Kanboard\Filter\TaskSwimlaneFilter;
@@ -172,6 +173,7 @@ class FilterProvider implements ServiceProviderInterface
                 )
                 ->withFilter(new TaskProjectFilter())
                 ->withFilter(new TaskReferenceFilter())
+                ->withFilter(new TaskScoreFilter())
                 ->withFilter(new TaskStatusFilter())
                 ->withFilter(TaskSubtaskAssigneeFilter::getInstance()
                     ->setCurrentUserId($c['userSession']->getId())
-- 
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