Notify user about incoming sats via XMPP

app/controllers/webhooks_controller.rb

@@ -6,15 +6,33 @@ class WebhooksController < ApplicationController
   def lndhub
     begin
       payload = JSON.parse(request.body.read, symbolize_names: true)
+      return unless payload[:type] == "incoming"
     rescue
       head :unprocessable_entity and return
     end
 
+    user = User.find_by(ln_account: payload[:user_login])
+
+    # TODO make configurable
+    notify_xmpp(user.address, payload[:amount], payload[:memo])
+
     head :ok
   end
 
   private
 
+  def notify_xmpp(address, amt_sats, memo)
+    payload = {
+      type: "normal",
+      from: "kosmos.org", # TODO domain config
+      # to: address,
+      to: "raucao@kosmos.org",
+      subject: "Sats received!",
+      body: "#{amt_sats} sats received in your wallet. Memo: \"#{memo}\""
+    }
+    XmppSendMessageJob.perform_later(payload)
+  end
+
   def authorize_request
     if !ENV['WEBHOOKS_ALLOWED_IPS'].split(',').include?(request.remote_ip)
       head :forbidden and return