Add new user settings pages for Chat and Wallet

app/controllers/settings_controller.rb

@@ -12,6 +12,13 @@ class SettingsController < ApplicationController
   end
 
   def update
+    @user = current_user
+    @user.preferences.merge! user_params[:preferences]
+    @user.save!
+
+    redirect_to setting_path(@settings_section), flash: {
+      success: 'Settings saved.'
+    }
   end
 
   def reset_password
@@ -29,10 +36,17 @@ class SettingsController < ApplicationController
 
   def set_settings_section
     @settings_section = params[:section]
-    allowed_sections  = [:profile, :account, :notifications]
+    allowed_sections = [:profile, :account, :lightning, :xmpp]
 
     unless allowed_sections.include?(@settings_section.to_sym)
       redirect_to setting_path(:profile)
     end
   end
+
+  def user_params
+    params.require(:user).permit(preferences: [
+      lightning: [:notify_sats_received],
+      xmpp: [:exchange_contacts_with_invitees]
+    ])
+  end
 end