remove Role entity and set language to pt-BR

app/admin/roles.rb

@@ -1,3 +0,0 @@
-ActiveAdmin.register Role do
-  permit_params :name
-end

app/admin/users.rb

@@ -1,5 +1,5 @@
 ActiveAdmin.register User do
-  permit_params :email, :name, role_ids: []
+  permit_params :email, :name, roles: []
 
   index do
     selectable_column

app/controllers/application_controller.rb

@@ -1,2 +1,3 @@
 class ApplicationController < ActionController::Base
+  before_action :authenticate_user!
 end

app/controllers/users/omniauth_callbacks_controller.rb

@@ -14,7 +14,7 @@ module Users
       else
         session['devise.google_data'] = request.env['omniauth.auth'].except('extra')
 
-        redirect_to new_user_registration_url, alert: 'User not found.'
+        redirect_to new_user_session_url, alert: 'User not found.'
       end
     end
   end

app/graphql/types/user_type.rb

@@ -9,9 +9,5 @@ module Types
     field :email, String, null: false
     field :roles, [Enums::RoleEnum], null: false
     field :avatar_url, String, null: true
-
-    def roles
-      object.roles.map(&:name)
-    end
   end
 end

app/javascript/components/Appbar/Appbar.tsx

@@ -11,6 +11,7 @@ import { classNames } from '../../utils';
 import { DashboardRoutePaths, QuestionRoutePaths, SessionRoutePaths } from '../../routes'
 import { turnOff } from '../../services/store/unsavedChanges';
 import { CurrentUserAvatar } from "../CurrentUserAvatar";
+import { localFetch } from '../../utils/localFetch';
 
 const UserMenu: FC = () => {
   const { user } = useCurrentUser();
@@ -21,8 +22,14 @@ const UserMenu: FC = () => {
 
   const doLogout = () => {
     setConfirmLogout(false)
+
     dispatch(turnOff())
-    history.push('/')
+
+    localFetch('/users/sign_out', {
+      method: 'DELETE'
+    }).then(() => {
+      window.location.href = '/'
+    })
   }
 
   const handleLogout = () => {

app/javascript/utils/localFetch.ts

@@ -0,0 +1,24 @@
+type LocalFetch = typeof fetch
+
+export const localFetch: LocalFetch = (input, init) => {
+  const { headers, ...rest } = init ?? {}
+
+  const crfsToken = document
+    .querySelector("[name='csrf-token']")
+    ?.getAttribute('content')
+
+  if (!crfsToken) {
+    throw new Error('CSRF token not found')
+  }
+
+  const customInt: RequestInit = {
+    headers: {
+      'Content-Type': 'application/json',
+      'X-CSRF-Token': crfsToken,
+      ...(headers ?? {}),
+    },
+    ...rest,
+  }
+
+  return fetch(input, customInt)
+}

app/models/role.rb

@@ -1,18 +0,0 @@
-# == Schema Information
-#
-# Table name: roles
-#
-#  id         :bigint           not null, primary key
-#  name       :string
-#  created_at :datetime         not null
-#  updated_at :datetime         not null
-#
-# Indexes
-#
-#  index_roles_on_name  (name) UNIQUE
-#
-class Role < ApplicationRecord
-  has_and_belongs_to_many :users
-
-  validates :name, presence: true, uniqueness: true
-end

app/models/user.rb

@@ -10,6 +10,7 @@
 #  remember_created_at    :datetime
 #  reset_password_sent_at :datetime
 #  reset_password_token   :string
+#  roles                  :string           default([]), is an Array
 #  created_at             :datetime         not null
 #  updated_at             :datetime         not null
 #
@@ -19,21 +20,31 @@
 #  index_users_on_reset_password_token  (reset_password_token) UNIQUE
 #
 class User < ApplicationRecord
+  extend Enumerize
+
   devise :database_authenticatable,
-         :registerable,
          :recoverable,
          :rememberable,
          :validatable,
          :omniauthable,
          omniauth_providers: [:google_oauth2]
 
-  has_and_belongs_to_many :roles
+  enumerize :roles,
+            multiple: true,
+            default: :teacher,
+            in: %i[admin nde coordinator center_director pro_rector teacher]
 
   validates :name, presence: true
 
+  roles.values.each do |role|
+    define_method "#{role}?" do
+      roles.include?(role)
+    end
+  end
+
   def self.from_omniauth(email, avatar_url)
-    @user = User.find_by!(email: email)
-    @user.update(avatar_url: avatar_url)
-    @user
+    User.find_by(email: email).tap do |user|
+      user.update(avatar_url: avatar_url) unless user.nil?
+    end
   end
 end

app/policies/application_policy.rb

@@ -6,7 +6,7 @@ class ApplicationPolicy
   def initialize(user, record)
     @user = user
     @record = record
-    @roles = user.roles.map { |r| r.name.to_sym }
+    @roles = user.roles
   end
 
   def is?(role)