Respect new Lightning notification settings

app/controllers/webhooks_controller.rb

@@ -7,14 +7,14 @@ class WebhooksController < ApplicationController
   def lndhub
     @user = User.find_by!(ln_account: @payload[:user_login])
 
-    if zap = @user.zaps.find_by(payment_request: @payload[:payment_request])
+    if @zap = @user.zaps.find_by(payment_request: @payload[:payment_request])
       zap_receipt = NostrManager::CreateZapReceipt.call(
-        zap: zap,
+        zap: @zap,
         paid_at: Time.parse(@payload[:settled_at]).to_i,
         preimage: @payload[:preimage]
       )
-      zap.update! receipt: zap_receipt.to_h
-      NostrManager::PublishZapReceipt.call(zap: zap)
+      @zap.update! receipt: @zap_receipt.to_h
+      NostrManager::PublishZapReceipt.call(zap: @zap)
     end
 
     send_notifications
@@ -41,7 +41,16 @@ class WebhooksController < ApplicationController
   end
 
   def send_notifications
-    case @user.preferences[:lightning_notify_sats_received]
+    return if @payload[:amount] < @user.preferences[:lightning_notify_min_sats]
+
+    if @user.preferences[:lightning_notify_only_with_message]
+      return if @payload[:memo].blank?
+    end
+
+    target = @zap.present? ? @user.preferences[:lightning_notify_zap_received] :
+                             @user.preferences[:lightning_notify_sats_received]
+
+    case target
     when "xmpp"
       notify_xmpp
     when "email"