Add Admins CRUD to Admin area

Gemfile

@@ -23,6 +23,8 @@ gem "stimulus-rails"
 
 gem "rollbar"
 
+gem "kaminari"
+
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
 gem "jbuilder", "~> 2.12"
 

Gemfile.lock

@@ -170,6 +170,18 @@ GEM
     jsbundling-rails (1.3.1)
       railties (>= 6.0.0)
     json (2.7.2)
+    kaminari (1.2.2)
+      activesupport (>= 4.1.0)
+      kaminari-actionview (= 1.2.2)
+      kaminari-activerecord (= 1.2.2)
+      kaminari-core (= 1.2.2)
+    kaminari-actionview (1.2.2)
+      actionview
+      kaminari-core (= 1.2.2)
+    kaminari-activerecord (1.2.2)
+      activerecord
+      kaminari-core (= 1.2.2)
+    kaminari-core (1.2.2)
     kramdown (2.4.0)
       rexml
     language_server-protocol (3.17.0.3)
@@ -403,6 +415,7 @@ DEPENDENCIES
   image_processing (~> 1.13)
   jbuilder (~> 2.12)
   jsbundling-rails
+  kaminari
   listen (>= 3.0.5, < 3.10)
   mysql2 (~> 0.5.6)
   puma (~> 6.4)

app/controllers/admin/admins_controller.rb

@@ -0,0 +1,61 @@
+class Admin::AdminsController < Comfy::Admin::BaseController
+  before_action :build_admin, only: [:new, :create]
+  before_action :load_admin, only: [:show, :edit, :update, :destroy]
+
+  def index
+    @admins = Admin.page(params[:page])
+  end
+
+  def show
+    render
+  end
+
+  def new
+    render
+  end
+
+  def edit
+    render
+  end
+
+  def create
+    @admin.save!
+    flash[:success] = "Admin created"
+    redirect_to action: :show, id: @admin
+  rescue ActiveRecord::RecordInvalid
+    flash.now[:danger] = "Failed to create Admin"
+    render action: :new
+  end
+
+  def update
+    @admin.update!(admin_params)
+    flash[:success] = "Admin updated"
+    redirect_to action: :show, id: @admin
+  rescue ActiveRecord::RecordInvalid
+    flash.now[:danger] = "Failed to update Admin"
+    render action: :edit
+  end
+
+  def destroy
+    @admin.destroy
+    flash[:success] = "Admin deleted"
+    redirect_to action: :index
+  end
+
+  protected
+
+  def build_admin
+    @admin = Admin.new(admin_params)
+  end
+
+  def load_admin
+    @admin = Admin.find(params[:id])
+  rescue ActiveRecord::RecordNotFound
+    flash[:danger] = "Admin not found"
+    redirect_to action: :index
+  end
+
+  def admin_params
+    params.fetch(:admin, {}).permit(:email, :password)
+  end
+end

app/views/admin/admins/_form.html.erb

@@ -0,0 +1,7 @@
+<%= form.text_field :email %>
+<%= form.password_field :password %>
+
+<%= form.form_actions do %>
+  <%= form.submit class: "btn btn-primary ml-sm-1" %>
+  <%= link_to 'Cancel', admin_admins_path, class: "btn btn-link" %>
+<% end %>

app/views/admin/admins/edit.html.erb

@@ -0,0 +1,7 @@
+<div class="page-header">
+  <h2>Edit Admin</h2>
+</div>
+
+<%= comfy_form_with model: @admin, url: [:admin, @admin] do |form| %>
+  <%= render form %>
+<% end %>

app/views/admin/admins/index.html.erb

@@ -0,0 +1,32 @@
+<div class="page-header">
+  <%= link_to 'New Admin',  new_admin_admin_path, class: 'btn btn-secondary float-right' %>
+  <h2>Admins</h2>
+</div>
+
+<%= paginate @admins, theme: 'comfy' %>
+
+
+<ul class="list">
+  <% @admins.each do |admin| %>
+    <li>
+      <div class="row">
+        <div class="col-md-8 item">
+          <div class="item-content">
+            <div class="item-title">
+              <%= link_to admin.email, admin_admin_path(admin) %>
+            </div>
+          </div>
+        </div>
+        <div class="col-md-4 d-flex align-items-center justify-content-md-end">
+          <div class="btn-group btn-group-sm">
+            <%= link_to 'Edit', edit_admin_admin_path(admin), class: 'btn btn-outline-secondary' %>
+            <%= link_to 'Delete', admin_admin_path(admin), method: :delete, data: {confirm: 'Are you sure?'}, class: 'btn btn-danger' %>
+          </div>
+        </div>
+      </div>
+    </li>
+  <% end %>
+</ul>
+
+<%= paginate @admins, theme: 'comfy' %>
+

app/views/admin/admins/new.html.erb

@@ -0,0 +1,7 @@
+<div class="page-header">
+  <h2>New Admin</h2>
+</div>
+
+<%= comfy_form_with model: @admin, url: [:admin, @admin] do |form| %>
+  <%= render form %>
+<% end %>

app/views/admin/admins/show.html.erb

@@ -0,0 +1,33 @@
+<div class="page-header">
+  <h2>Admin</h2>
+</div>
+
+<dl>
+  <dt>Email</dt>
+  <dd><%= @admin.email %></dd>
+
+  <dt>Created at</dt>
+  <dd><%= @admin.created_at %></dd>
+
+  <dt>Updated at</dt>
+  <dd><%= @admin.updated_at %></dd>
+
+  <dt>Sign in count</dt>
+  <dd><%= @admin.sign_in_count %></dd>
+
+  <dt>Current sign in at</dt>
+  <dd><%= @admin.current_sign_in_at %></dd>
+
+  <dt>Last sign in at</dt>
+  <dd><%= @admin.last_sign_in_at %></dd>
+
+  <dt>Current sign in ip</dt>
+  <dd><%= @admin.current_sign_in_ip %></dd>
+
+  <dt>Last sign in ip</dt>
+  <dd><%= @admin.last_sign_in_ip %></dd>
+</dl>
+
+<%= link_to 'Edit', edit_admin_admin_path(@admin), class: 'btn btn-secondary' %>
+<%= link_to 'Delete', admin_admin_path(@admin), method: :delete, data: {confirm: 'Are you sure?'}, class: 'btn btn-danger' %>
+<%= link_to 'Back', admin_admins_path, class: 'btn btn-secondary' %>

app/views/comfy/admin/cms/partials/_navigation_inner.html.erb

@@ -0,0 +1,6 @@
+
+<li class="nav-item">
+  <%= active_link_to 'Admins', admin_admins_path, class: 'nav-link' %>
+  <%= link_to 'Log out', destroy_admin_session_path, method: :delete, class: 'nav-link' %>
+</li>
+

config/routes.rb

@@ -1,6 +1,10 @@
 # frozen_string_literal: true
 
 Rails.application.routes.draw do
+  namespace :admin do
+    resources :admins
+  end
+
   root controller: "comfy/cms/content", cms_path: "", action: "show"
 
   devise_for :admins

test/controllers/admin/admins_controller_test.rb

@@ -0,0 +1,111 @@
+require_relative '../../test_helper'
+
+class Admin::AdminsControllerTest < ActionDispatch::IntegrationTest
+
+  setup do
+    @admin = admins(:default)
+  end
+
+  # Vanilla CMS has BasicAuth, so we need to send that with each request.
+  # Change this to fit your app's authentication strategy.
+  # Move this to test_helper.rb
+  def r(verb, path, options = {})
+    headers = options[:headers] || {}
+    headers['HTTP_AUTHORIZATION'] =
+      ActionController::HttpAuthentication::Basic.encode_credentials(
+        ComfortableMexicanSofa::AccessControl::AdminAuthentication.username,
+        ComfortableMexicanSofa::AccessControl::AdminAuthentication.password
+      )
+    options.merge!(headers: headers)
+    send(verb, path, options)
+  end
+
+  def test_get_index
+    r :get, admin_admins_path
+    assert_response :success
+    assert assigns(:admins)
+    assert_template :index
+  end
+
+  def test_get_show
+    r :get, admin_admin_path(@admin)
+    assert_response :success
+    assert assigns(:admin)
+    assert_template :show
+  end
+
+  def test_get_show_failure
+    r :get, admin_admin_path('invalid')
+    assert_response :redirect
+    assert_redirected_to action: :index
+    assert_equal 'Admin not found', flash[:danger]
+  end
+
+  def test_get_new
+    r :get, new_admin_admin_path
+    assert_response :success
+    assert assigns(:admin)
+    assert_template :new
+    assert_select "form[action='/admin/admins']"
+  end
+
+  def test_get_edit
+    r :get, edit_admin_admin_path(@admin)
+    assert_response :success
+    assert assigns(:admin)
+    assert_template :edit
+    assert_select "form[action='/admin/admins/#{@admin.id}']"
+  end
+
+  def test_creation
+    assert_difference 'Admin.count' do
+      r :post, admin_admins_path, params: {admin: {
+        name: 'test name',
+      }}
+      admin = Admin.last
+      assert_response :redirect
+      assert_redirected_to action: :show, id: admin
+      assert_equal 'Admin created', flash[:success]
+    end
+  end
+
+  def test_creation_failure
+    assert_no_difference 'Admin.count' do
+      r :post, admin_admins_path, params: {admin: { }}
+      assert_response :success
+      assert_template :new
+      assert_equal 'Failed to create Admin', flash[:danger]
+    end
+  end
+
+  def test_update
+    r :put, admin_admin_path(@admin), params: {admin: {
+      name: 'Updated'
+    }}
+    assert_response :redirect
+    assert_redirected_to action: :show, id: @admin
+    assert_equal 'Admin updated', flash[:success]
+    @admin.reload
+    assert_equal 'Updated', @admin.name
+  end
+
+  def test_update_failure
+    r :put, admin_admin_path(@admin), params: {admin: {
+      name: ''
+    }}
+    assert_response :success
+    assert_template :edit
+    assert_equal 'Failed to update Admin', flash[:danger]
+    @admin.reload
+    refute_equal '', @admin.name
+  end
+
+  def test_destroy
+    assert_difference 'Admin.count', -1 do
+      r :delete, admin_admin_path(@admin)
+      assert_response :redirect
+      assert_redirected_to action: :index
+      assert_equal 'Admin deleted', flash[:success]
+    end
+  end
+end