3845 Add E-Learning functionality to website

.rubocop_todo.yml

@@ -132,6 +132,7 @@ Metrics/BlockLength:
     - 'config/environments/production.rb'
     - 'config/routes.rb'
     - 'db/migrate/20180828145628_vanity_migration.rb'
+    - 'db/seeds.rb'
     - 'features/support/puffing_billy.rb'
     - 'lib/tasks/cucumber.rake'
     - 'spec/controllers/application_controller_spec.rb'
@@ -224,6 +225,7 @@ Metrics/MethodLength:
     - 'db/migrate/20140914202645_create_activities.rb'
     - 'db/migrate/20161103011445_create_friendly_id_slugs.rb'
     - 'db/migrate/20180828145628_vanity_migration.rb'
+    - 'db/migrate/20230309172525_rolify_create_roles.rb'
     - 'db/migrate/20230314192607_create_active_storage_tables.active_storage.rb'
     - 'features/step_definitions/basic_steps.rb'
     - 'features/step_definitions/contained_search_steps.rb'

Gemfile

@@ -72,6 +72,7 @@ gem 'rack-timeout'
 gem 'rails_autolink'
 gem 'recaptcha', require: 'recaptcha/rails'
 gem 'redcarpet'
+gem 'rolify'
 gem 'ruby-gitter'
 gem 'sass-rails', '>= 5'
 gem 'seed_dump'

Gemfile.lock

@@ -592,6 +592,7 @@ GEM
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
     rexml (3.2.5)
+    rolify (6.0.1)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)
@@ -873,6 +874,7 @@ DEPENDENCIES
   rb-readline
   recaptcha
   redcarpet
+  rolify
   redis
   rspec-activemodel-mocks
   rspec-html-matchers

app/assets/stylesheets/global/users.scss

@@ -43,6 +43,14 @@
   @extend .user-skills;
 }
 
+.user-roles {
+  @extend .user-skills;
+  label {
+    display: inline-block;
+    padding-left: 5px;
+  }
+}
+
 .user-summary {
   overflow: hidden;
 

app/controllers/courses_controller.rb

@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+class CoursesController < ApplicationController
+  def create
+    @course = Course.create(course_params)
+  end
+
+  private
+
+  def course_params
+    params.require(:course).permit(:title, :description, :status, :user_id, :slack_channel_name)
+  end
+end

app/models/course.rb

@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+class Course < ApplicationRecord
+  extend FriendlyId
+  include Filterable
+  friendly_id :title, use: %i(slugged history)
+
+  validates :title, :description, :status, presence: true
+  validates :description, presence: true, length: { minimum: 5 }
+
+  belongs_to :user, optional: true
+  include UserNullable
+
+  scope :active, -> { where('status ILIKE ?', 'active').order(:title) }
+
+  def slack_channel
+    "https://agileventures.slack.com/app_redirect?channel=#{slack_channel_name}"
+  end
+end

app/models/role.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class Role < ApplicationRecord
+  has_many :users, through: :users_roles
+
+  belongs_to :resource,
+             polymorphic: true,
+             optional: true
+
+  validates :resource_type,
+            inclusion: { in: Rolify.resource_types },
+            allow_nil: true
+
+  validates :name, presence: true
+
+  scopify
+end

app/models/user.rb

@@ -1,8 +1,12 @@
 # frozen_string_literal: true
 
 class User < ApplicationRecord
+  rolify
   acts_as_paranoid
 
+  after_validation :geocode, if: ->(obj) { obj.last_sign_in_ip_changed? }
+  after_create :assign_default_role
+
   include Filterable
 
   extend Forwardable
@@ -35,7 +39,6 @@ class User < ApplicationRecord
   extend FriendlyId
   friendly_id :display_name, use: :slugged
 
-  after_validation :geocode, if: ->(obj) { obj.last_sign_in_ip_changed? }
   # after_validation -> { KarmaCalculator.new(self).perform }
 
   has_many :authentications, dependent: :destroy
@@ -45,9 +48,14 @@ class User < ApplicationRecord
   has_many :event_instances
   has_many :commit_counts
   has_many :status
+  has_many :courses
 
   has_many :subscriptions, autosave: true
 
+  def assign_default_role
+    add_role(:student) if roles.blank?
+  end
+
   # ultimately replacing the field stripe_customer
   def stripe_customer_id
     subscription = current_subscription

app/views/users/profile/_detail.html.erb

@@ -9,6 +9,7 @@
   <% if presenter.contributed? %>
     <li class="<%= activity_tab(param_tab)%>"><a href="#activity" data-toggle="tab">Activity</a></li>
   <% end %>
+  <li><a href="#roles" data-toggle="tab">Roles</a></li>
 </ul>
 <div id="tab-content" class="tab-content" style="background: #fff;">
 
@@ -47,6 +48,18 @@
         </section>
       </div>
   <% end %>
+  <div class="tab-pane" id="roles">
+        <section class="user-roles">
+          <h4>Roles</h4>
+          <ul>
+            <%= collection_check_boxes :user, :role_ids, Role.all, :id, :name do |b| %>
+              <li>
+                <%= b.check_box %> <%= b.label %>
+              </li>
+            <% end %>
+          </ul>
+        </section>
+  </div>
 
   <% if presenter.contributed? %>
     <div class="tab-pane <%= activity_tab(param_tab) %>"id="activity">

config/initializers/rolify.rb

@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+Rolify.configure do |config|
+  # By default ORM adapter is ActiveRecord. uncomment to use mongoid
+  # config.use_mongoid
+
+  # Dynamic shortcuts for User class (user.is_admin? like methods). Default is: false
+  # config.use_dynamic_shortcuts
+
+  # Configuration to remove roles from database once the last resource is removed. Default is: true
+  # config.remove_role_if_empty = false
+end

db/migrate/20230302160750_create_courses.rb

@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+class CreateCourses < ActiveRecord::Migration[7.0]
+  def change
+    create_table :courses do |t|
+      t.string :title
+      t.text :description
+      t.string :slug, null: false
+      t.integer :user_id
+      t.string :status
+      t.string :slack_channel_name
+      t.timestamps
+    end
+    add_index :courses, :user_id
+  end
+end

db/migrate/20230309172525_rolify_create_roles.rb

@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+class RolifyCreateRoles < ActiveRecord::Migration[7.0]
+  def change
+    create_table(:roles) do |t|
+      t.string :name
+      t.references :resource, polymorphic: true
+      t.timestamps
+    end
+
+    create_table(:users_roles, id: false) do |t|
+      t.references :user
+      t.references :role
+      t.timestamps
+    end
+
+    add_index(:roles, %i(name resource_type resource_id))
+    add_index(:users_roles, %i(user_id role_id))
+  end
+end

db/schema.rb

@@ -97,6 +97,18 @@
     t.index ["user_id"], name: "index_commit_counts_on_user_id"
   end
 
+  create_table "courses", force: :cascade do |t|
+    t.string "title"
+    t.text "description"
+    t.string "slug", null: false
+    t.integer "user_id"
+    t.string "status"
+    t.string "slack_channel_name"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["user_id"], name: "index_courses_on_user_id"
+  end
+
   create_table "documents", id: :serial, force: :cascade do |t|
     t.string "title"
     t.text "body"
@@ -269,6 +281,16 @@
     t.index ["slack_channel_id", "project_id"], name: "slack_channel_name", unique: true
   end
 
+  create_table "roles", force: :cascade do |t|
+    t.string "name"
+    t.string "resource_type"
+    t.bigint "resource_id"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["name", "resource_type", "resource_id"], name: "index_roles_on_name_and_resource_type_and_resource_id"
+    t.index ["resource_type", "resource_id"], name: "index_roles_on_resource"
+  end
+
   create_table "slack_channels", force: :cascade do |t|
     t.string "environment"
     t.string "code"
@@ -369,6 +391,16 @@
     t.index ["slug"], name: "index_users_on_slug", unique: true
   end
 
+  create_table "users_roles", id: false, force: :cascade do |t|
+    t.bigint "user_id"
+    t.bigint "role_id"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["role_id"], name: "index_users_roles_on_role_id"
+    t.index ["user_id", "role_id"], name: "index_users_roles_on_user_id_and_role_id"
+    t.index ["user_id"], name: "index_users_roles_on_user_id"
+  end
+
   create_table "versions", id: :serial, force: :cascade do |t|
     t.string "item_type", null: false
     t.integer "item_id", null: false

db/seeds.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-klasses = [Project, Document, User, Subscription, Karma, Plan, Article, Event, EventInstance, Karma]
+klasses = [Project, Document, User, Subscription, Karma, Plan, Article, Event, EventInstance, Karma, Course]
 old_counts = klasses.map(&:count)
 should_prompt = old_counts.min.positive?
 
@@ -77,6 +77,20 @@ def get_country
     )
 
     puts 'Created default projects'
+
+    u.courses.create!(
+      title: 'OpenSource',
+      description: 'How to contribute to open source projects.',
+      status: 'Active'
+    )
+
+    u.courses.create!(
+      title: 'GitCourse',
+      description: 'Learn how to use git and github.',
+      status: 'Active'
+    )
+
+    puts 'Created default courses'
     break
   elsif %w(n no).include?(response)
     break
@@ -108,6 +122,15 @@ def get_country
       )
     end
   end
+
+  3.times do
+    p = u.courses.create(
+      title: Faker::Educator.course_name,
+      description: Faker::TvShows::GameOfThrones.quote,
+      status: 'active',
+      created_at: 1.month.ago
+    )
+  end
 end
 
 # Premium Users

spec/factories/courses.rb

@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+
+FactoryBot.define do
+  factory :course do
+    sequence(:title) { |n| "Course #{n}" }
+    sequence(:slug) { |n| "course-#{n}" }
+    description { 'Warp fields stabilize.' }
+    status { 'active' }
+  end
+end

spec/factories/roles.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+FactoryBot.define do
+  factory :role do
+    name { 'MyString' }
+  end
+end

spec/models/course_spec.rb

@@ -0,0 +1,30 @@
+# frozen_string_literal: true
+
+require 'course'
+
+RSpec.describe Course, type: :model do
+  it { is_expected.to belong_to(:user).optional(true) }
+
+  context '#save' do
+    subject { build_stubbed(:course) }
+
+    it 'should be a valid with all the correct attributes' do
+      expect(subject).to be_valid
+    end
+
+    it 'should be invalid without title' do
+      subject.title = ''
+      expect(subject).to_not be_valid
+    end
+
+    it 'should be invalid without description' do
+      subject.description = ''
+      expect(subject).to_not be_valid
+    end
+
+    it 'should be invalid without status' do
+      subject.status = ''
+      expect(subject).to_not be_valid
+    end
+  end
+end

spec/models/role_spec.rb

@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe Role, type: :model do
+  context '#save' do
+    subject { build_stubbed(:role) }
+
+    it 'should be a valid with all the correct attributes' do
+      expect(subject).to be_valid
+    end
+
+    it 'should be invalid without name' do
+      subject.name = ''
+      expect(subject).to_not be_valid
+    end
+  end
+end