Check index filters

app/models/check.rb

@@ -52,12 +52,35 @@ class Check < ApplicationRecord
                         :standard_text,
                         :powerpoint_text
 
-  after_create { update(number: id) }
+  after_create { update(number: id) unless number }
 
-  scope(:search, lambda do |term|
+  scope(:search, lambda { |term|
     # TODO: Search only fields for current locale.
-    joins("INNER JOIN action_text_rich_texts ON action_text_rich_texts.record_id = checks.id AND record_type = 'Check'").where("checks.name_de LIKE :term OR checks.name_de LIKE :term OR action_text_rich_texts.body LIKE :term", term: "%#{term}%").distinct
-  end)
+    joined = joins("INNER JOIN action_text_rich_texts ON action_text_rich_texts.record_id = checks.id AND record_type = 'Check'")
+    if term.to_i > 0
+      joined.where("checks.name_de LIKE :term OR checks.name_de LIKE :term OR checks.number = :number OR action_text_rich_texts.body LIKE :term", term: "%#{term}%", number: term.to_i).distinct
+    else
+      joined.where("checks.name_de LIKE :term OR checks.name_de LIKE :term OR action_text_rich_texts.body LIKE :term", term: "%#{term}%").distinct
+    end
+  })
+
+  scope(:filter_by, lambda { |filter|
+    relation = where(nil)
+    filter.slice(:s, :principle_id, :priorities, :standard_ids, :conformity_level).each do |key, value|
+      next unless value.present?
+
+      case key
+      when "s"
+        relation = relation.search(value)
+      when "standard_ids"
+        relation = relation.joins(:standards).where(standards: { id: value })
+      else
+        relation = relation.where(key => value)
+      end
+    end
+
+    relation
+  })
 
   def self.ransackable_attributes(auth_object = nil)
     [ "applicable_to_app", "applicable_to_web", "auditory", "cognitive", "conformity_level", "created_at", "external_number", "external_url", "id", "level", "manual_test", "name", "name_de", "name_en", "number", "physical", "position", "principle_id", "priority", "test_url", "updated_at", "visual" ]