init project

app/queries/admins/laboratory_query.rb

@@ -0,0 +1,23 @@
+class Admins::LaboratoryQuery < ApplicationQuery
+  include CustomSortable
+
+  attr_reader :params
+
+  sort_columns :id, default_by: :id, default_direction: :desc
+
+  def initialize(params)
+    @params = params
+  end
+
+  def call
+    laboratories = Laboratory.all
+
+    keyword = strip_param(:keyword)
+    if keyword.present?
+      like_sql = 'schools.name LIKE :keyword OR laboratories.identifier LIKE :keyword'
+      laboratories = laboratories.left_joins(:school).where(like_sql, keyword: "%#{keyword}%")
+    end
+
+    custom_sort laboratories, params[:sort_by], params[:sort_direction]
+  end
+end