MDL-83917 core_completion: Create function count_modules_completed

The function returns the number of modules completed by a user and executes a COUNT aggregate function to avoid running many queries to obtain this information, aiming to optimize performance. Co-authored-by: Carlos Castillo <[email protected]>
2025-01-07 22:16:46 -03:00
parent ab5692acdf
commit e1688e7094
4 changed files with 179 additions and 10 deletions
@@ -1641,6 +1641,27 @@ class completion_info {

        return (array)$data;
    }
+
+    /**
+     * Return the number of modules completed by a user in one specific course.
+     *
+     * @param int $userid The User ID.
+     * @return int Total number of modules completed by a user
+     */
+    public function count_modules_completed(int $userid): int {
+        global $DB;
+
+        $sql = "SELECT COUNT(1)
+                  FROM {course_modules} cm
+                  JOIN {course_modules_completion} cmc ON cm.id = cmc.coursemoduleid
+                 WHERE cm.course = :courseid
+                       AND cmc.userid = :userid
+                       AND (cmc.completionstate = " . COMPLETION_COMPLETE . "
+                        OR cmc.completionstate = " . COMPLETION_COMPLETE_PASS . ")";
+        $params = ['courseid' => $this->course_id, 'userid' => $userid];
+
+        return $DB->count_records_sql($sql, $params);
+    }
 }

 /**