Add user filters scaffolding

app/controllers/dunlop/user_filters_controller.rb

@@ -0,0 +1,27 @@
+class Dunlop::UserFiltersController < Dunlop::ApplicationController
+  include Dunlop::Ember::ApiBaseController # Ugly to require a non dependency here, but for now only used in application explicitly including dunlop-ember
+  before_action :check_current_user
+
+  private
+
+  def serialize_options
+    {key_transform: :unaltered}
+  end
+
+  def permitted_params
+    [:scope_key, :is_default, filters: {}]
+  end
+
+  def check_current_user
+    head 404 unless current_user.present?
+  end
+
+  def record_scope
+    current_user.user_filters
+  end
+
+  def index_pagination?
+    false
+  end
+
+end

app/models/dunlop/user_filter.rb

@@ -0,0 +1,14 @@
+module Dunlop
+  class UserFilter < ApplicationRecord
+    belongs_to :user
+    if Rails.application.config.database_configuration[Rails.env]['adapter'] != 'postgesql' # postgesql uses jsonb
+      serialize :filters, JSONColumnCoder.new(Hash)
+    end
+
+    before_save do
+      if changes['is_default'] == [false, true]
+        self.class.where(scope_key: scope_key).update_all(is_default: false)
+      end
+    end
+  end
+end

app/models/dunlop/user_model.rb

@@ -1,33 +1,36 @@
-module Dunlop::UserModel
-  extend ActiveSupport::Concern
+module Dunlop
+  module UserModel
+    extend ActiveSupport::Concern
 
-  included do
-    serialize :role_names, JSONColumnCoder.new(Array)
-    serialize :role_names_admin, JSONColumnCoder.new(Array)
-    serialize :settings_storage, JSONColumnCoder.new(Hash)
-    has_many :source_files, as: :creator
-  end
-
-  def settings
-    @settings ||= Dunlop::UserSettings.new(self, settings_storage)
-  end
-
-  def all_role_names
-    role_names + role_names_admin
-  end
-
-  def presentation_name
-    email
-  end
-
-  module ClassMethods
-
-    def current
-      RequestStore.store[:current_user]
+    included do
+      serialize :role_names, JSONColumnCoder.new(Array)
+      serialize :role_names_admin, JSONColumnCoder.new(Array)
+      serialize :settings_storage, JSONColumnCoder.new(Hash)
+      has_many :source_files, as: :creator
+      has_many :user_filters, class_name: 'Dunlop::UserFilter'
     end
 
-    def current=(user)
-      RequestStore.store[:current_user] = user
+    def settings
+      @settings ||= Dunlop::UserSettings.new(self, settings_storage)
+    end
+
+    def all_role_names
+      role_names + role_names_admin
+    end
+
+    def presentation_name
+      email
+    end
+
+    module ClassMethods
+
+      def current
+        RequestStore.store[:current_user]
+      end
+
+      def current=(user)
+        RequestStore.store[:current_user] = user
+      end
     end
   end
 end

app/serializers/dunlop/user_filter_serializer.rb

@@ -0,0 +1,9 @@
+module Dunlop
+  class UserFilterSerializer < ActiveModel::Serializer
+    # manual key transform to preserve filters lowercases
+    type 'dunlop/user-filter'
+    attribute :scope_key, key: 'scope-key'
+    attribute :filters
+    attribute :is_default, key: 'is-default'
+  end
+end