feat: Add Installation onboarding flow (#1640)

Co-authored-by: Pranav Raj S <pranav@chatwoot.com>

app/controllers/dashboard_controller.rb

@@ -3,6 +3,7 @@ class DashboardController < ActionController::Base
 
   before_action :set_global_config
   around_action :switch_locale
+  before_action :ensure_installation_onboarding, only: [:index]
 
   layout 'vueapp'
 
@@ -24,4 +25,8 @@ class DashboardController < ActionController::Base
       APP_VERSION: Chatwoot.config[:version]
     )
   end
+
+  def ensure_installation_onboarding
+    redirect_to '/installation/onboarding' if ::Redis::Alfred.get(::Redis::Alfred::CHATWOOT_INSTALLATION_ONBOARDING)
+  end
 end

app/controllers/installation/onboarding_controller.rb

@@ -0,0 +1,36 @@
+class Installation::OnboardingController < ApplicationController
+  before_action :ensure_installation_onboarding
+
+  def index; end
+
+  def create
+    begin
+      AccountBuilder.new(
+        account_name: onboarding_params.dig(:user, :company),
+        user_full_name: onboarding_params.dig(:user, :name),
+        email: onboarding_params.dig(:user, :email),
+        user_password: params.dig(:user, :password),
+        confirmed: true
+      ).perform
+    rescue StandardError => e
+      redirect_to '/', flash: { error: e.message } and return
+    end
+    finish_onboarding
+    redirect_to '/'
+  end
+
+  private
+
+  def onboarding_params
+    params.permit(:subscribe_to_updates, user: [:name, :company, :email])
+  end
+
+  def finish_onboarding
+    ::Redis::Alfred.delete(::Redis::Alfred::CHATWOOT_INSTALLATION_ONBOARDING)
+    ChatwootHub.register_instance(onboarding_params) if onboarding_params[:subscribe_to_updates]
+  end
+
+  def ensure_installation_onboarding
+    redirect_to '/' unless ::Redis::Alfred.get(::Redis::Alfred::CHATWOOT_INSTALLATION_ONBOARDING)
+  end
+end