#346 Wizard Forms with Wicked

gem 'wicked'

rails g controller user_steps

class UserStepsController < ApplicationController
  include Wicked::Wizard
  steps :personal, :social
  
  def show
    @user = current_user
    render_wizard
  end
  
  def update
    @user = current_user
    @user.attributes = params[:user]
    render_wizard @user
  end
  
private

  def redirect_to_finish_wizard
    redirect_to root_url, notice: "Thank you for signing up."
  end
end

<h1>Tell us a little about yourself.</h1>

<%= render layout: 'form' do |f| %>
  <div class="field">
    <%= f.label :name %><br />
    <%= f.text_field :name %>
  </div>
  <div class="field">
    <%= f.label :date_of_birth %><br />
    <%= f.date_select :date_of_birth, start_year: 1900, end_year: Date.today.year, include_blank: true %>
  </div>
  <div class="field">
    <%= f.label :bio %><br />
    <%= f.text_area :bio, rows: 5 %>
  </div>
<% end %>

<h1>Where can we find you?</h1>

<%= render layout: 'form' do |f| %>
  <div class="field">
    <%= f.label :twitter_username %><br />
    <%= f.text_field :twitter_username %>
  </div>
  <div class="field">
    <%= f.label :github_username %><br />
    <%= f.text_field :github_username %>
  </div>
  <div class="field">
    <%= f.label :website %><br />
    <%= f.text_field :website %>
  </div>
<% end %>

<%= form_for @user, url: wizard_path do |f| %>
  <% if @user.errors.any? %>
    <div class="error_messages">
      <h2><%= pluralize(@user.errors.count, "error") %> prohibited this user from being saved:</h2>
      <ul>
      <% @user.errors.full_messages.each do |msg| %>
        <li><%= msg %></li>
      <% end %>
      </ul>
    </div>
  <% end %>
  <%= yield f %>
  
  <div class="actions">
    <%= f.submit "Continue" %>
    or <%= link_to "skip this step", next_wizard_path %>
  </div>
<% end %>

<h1>Sign Up</h1>

<%= form_for @user do |f| %>
  <% if @user.errors.any? %>
    <div class="error_messages">
      <h2><%= pluralize(@user.errors.count, "error") %> prohibited this user from being saved:</h2>
      <ul>
      <% @user.errors.full_messages.each do |msg| %>
        <li><%= msg %></li>
      <% end %>
      </ul>
    </div>
  <% end %>

  <div class="field">
    <%= f.label :email %><br />
    <%= f.text_field :email %>
  </div>
  <div class="field">
    <%= f.label :password %><br />
    <%= f.password_field :password %>
  </div>
  <div class="field">
    <%= f.label :password_confirmation %><br />
    <%= f.password_field :password_confirmation %>
  </div>

  <div class="actions">
    <%= f.submit "Sign Up" %>
  </div>
<% end %>

def create
  @user = User.new(params[:user])
  if @user.save
    session[:user_id] = @user.id
    redirect_to user_steps_path
  else
    render :new
  end
end

validates_format_of :twitter_username, without: /\W/, allow_blank: true
# validates_presence_of :twitter_username, if: :on_social_step?