working on authentication

app/models/user.rb

@@ -3,4 +3,15 @@ class User < ApplicationRecord
   # :confirmable, :lockable, :timeoutable and :omniauthable
   devise :database_authenticatable, :registerable,
          :recoverable, :rememberable, :trackable, :validatable
+
+  has_many :user_schools
+
+  def schools
+    districts = user_schools.map(&:district).compact.uniq
+    (user_schools.map(&:school) + districts.map(&:schools)).flatten.compact.uniq
+  end
+
+  def admin?(school)
+    schools.index(school).present?
+  end
 end

app/models/user_school.rb

@@ -0,0 +1,7 @@
+class UserSchool < ApplicationRecord
+
+  belongs_to :user
+  belongs_to :school
+  belongs_to :district
+
+end