Merge pull request #23 from rohit267/feat/offset-query-builder

src/Db.php

@@ -183,6 +183,18 @@ public function limit($limit)
         return $this;
     }
 
+    /**
+     * Offset query items by a specific number
+     *
+     * @param string|number $offset The number to offset by
+     */
+    public function offset($offset)
+    {
+        $this->query = Builder::offset($this->query, $offset);
+
+        return $this;
+    }
+
     /**
      * Retrieve a row from table
      *

src/Db/Builder.php

@@ -84,6 +84,24 @@ public static function limit(string $query, $number): string
         return $query;
     }
 
+
+    /**
+     * Offset query items by a specific number
+     *
+     * @param string $query The query to modify (if any)
+     * @param string|number $number Offset to query
+     */
+    public static function offset(string $query, $number): string
+    {
+        if (strpos($query, ' OFFSET ') === false) {
+            $query .= " OFFSET $number";
+        } else {
+            $parts = explode(' OFFSET ', $query);
+            $query = implode(" OFFSET $number ", $parts);
+        }
+
+    }
+
     /**
      * Controls inner workings of all where blocks
      *

tests/mysql/leaf-builder.test.php

@@ -28,3 +28,12 @@
 
     expect(count($data))->toBe(2);
 });
+
+it('orders by dummy name and count with limit and offset', function () {
+    $db = new \Leaf\Db();
+    $db->connect('eu-cdbr-west-03.cleardb.net', 'heroku_fb1311a639bb407', 'b9607a8a6d5ebb', 'cc589b17');
+
+    $data = $db->select('test', 'name, COUNT(*)')->groupBy("created_at")->limit(1)->offset(1)->all();
+
+    expect(count($data))->toBe(1);
+});