Section 7.4.7: Add ability to edit and update users

ticketee/app/controllers/admin/users_controller.rb

@@ -1,4 +1,6 @@
 class Admin::UsersController < Admin::BaseController
+  before_action :set_user, only: [:show, :edit, :update, :destroy]
+
   def index
     @users = User.order(:email)
   end
@@ -21,6 +23,28 @@ def create
     end
   end
 
+  def show
+
+  end
+
+  def edit
+
+  end
+
+  def update
+    if params[:user][:password].blank?
+      params[:user].delete(:password)
+      params[:user].delete(:password_confirmation)
+    end
+    if @user.update(user_params)
+      flash[:notice] = "User has been updated."
+      redirect_to admin_users_path
+    else
+      flash[:alert] = "User has not been updated."
+      render "edit"
+    end
+  end
+
   private
     def user_params
       params.require(:user).permit(:name,
@@ -29,4 +53,8 @@ def user_params
                                    :password_confirmation,
                                    :admin)
     end
+
+    def set_user
+      @user = User.find(params[:id])
+    end
 end

ticketee/app/views/admin/users/edit.html.erb

@@ -0,0 +1,3 @@
+<h2>Editing a User</h2>
+
+<%= render "form" %>

ticketee/app/views/admin/users/show.html.erb

@@ -0,0 +1,3 @@
+<h2><%= @user %></h2>
+
+<%= link_to "Edit User", edit_admin_user_path(@user), class: "edit" %>

ticketee/spec/features/admin/editing_users_spec.rb

@@ -0,0 +1,33 @@
+require "rails_helper"
+
+feature "Editing a user" do
+  let!(:admin_user) { FactoryGirl.create(:user, :admin) }
+  let!(:user) { FactoryGirl.create(:user) }
+
+  before do
+    login_as(admin_user)
+    visit "/"
+    click_link "Admin"
+    click_link "Users"
+    click_link user.email
+    click_link "Edit User"
+  end
+
+  scenario "Updating a user's details" do
+    fill_in "Email", with: "[email protected]"
+    click_button "Update User"
+
+    expect(page).to have_content("User has been updated.")
+
+    expect(page).to have_content("[email protected]")
+    expect(page).to_not have_content(user.email)
+  end
+
+  scenario "Toggling user's admin ability" do
+    check "Is an admin?"
+    click_button "Update User"
+
+    expect(page).to have_content("User has been updated.")
+    expect(page).to have_content("#{user.email} (Admin)")
+  end
+end