Fix: Update last_update query to use correct timestamp field for customer sync

app/controllers/customers_controller.rb

@@ -225,4 +225,8 @@ class CustomersController < ApplicationController
     return string
   end
 
+  def log(msg)
+    Rails.logger.info "[CustomersController] #{msg}"
+  end
+
 end

app/controllers/estimate_controller.rb

@@ -15,6 +15,7 @@ class EstimateController < ApplicationController
   skip_before_action :verify_authenticity_token, :check_if_login_required, unless: proc {|c| session[:token].nil? }
 
   def get_estimate
+    log "Searching for estimate with params: #{params.inspect}"
 
     e = Estimate.find_by_doc_number(params[:search]) if params[:search]
     e = Estimate.find_by_id(params[:id]) if params[:id]
@@ -25,7 +26,7 @@ class EstimateController < ApplicationController
         Estimate.sync_by_doc_number(params[:search])
         e = Estimate.find_by_doc_number(params[:search])
       rescue
-        logger.info "Estimate.find_by_doc_number failed"
+        log "Estimate.find_by_doc_number failed"
       end
     end
 
@@ -35,7 +36,7 @@ class EstimateController < ApplicationController
         Estimate.sync_by_id(params[:id])
         e = Estimate.find_by_id(params[:id])
       rescue
-        logger.info "Estimate.find_by_id failed"
+        log "Estimate.find_by_id failed"
       end
     end
 
@@ -68,4 +69,10 @@ class EstimateController < ApplicationController
     end
   end
 
+  private
+
+  def log(msg)
+    Rails.logger.info "[EstimateController] #{msg}"
+  end
+
 end

app/controllers/invoice_controller.rb

@@ -19,7 +19,7 @@ class InvoiceController < ApplicationController
   # Downloads and forwards the invoice pdf
   #
   def show
-    logger.info("Processing request for URL: #{request.original_url}") 
+    log "Processing request for URL: #{request.original_url}" 
     begin
       qbo = Qbo.first
         qbo.perform_authenticated_request do |access_token|
@@ -27,10 +27,10 @@ class InvoiceController < ApplicationController
         
         # If multiple id's then pull each pdf & combine them
         if params[:invoice_ids]
-          logger.info("Grabbing pdfs for " + params[:invoice_ids].join(', '))
+          log "Grabbing pdfs for " + params[:invoice_ids].join(', ')
           ref = ""
           params[:invoice_ids].each do |i|
-            logger.info("processing " + i)
+            log "processing " + i
             invoice = service.fetch_by_id(i)
             ref += " #{invoice.doc_number}"
             @pdf << CombinePDF.parse(service.pdf(invoice)) unless @pdf.nil?
@@ -51,4 +51,10 @@ class InvoiceController < ApplicationController
       redirect_to :back, flash: { error: I18n.t(:notice_invoice_not_found) }
     end
   end
+
+  private
+
+  def log(msg)
+    Rails.logger.info "[InvoiceController] #{msg}"
+  end
 end

app/controllers/qbo_controller.rb

@@ -26,7 +26,7 @@ class QboController < ApplicationController
   #
   def authenticate
     redirect_uri = "#{Setting.protocol}://#{Setting.host_name + qbo_oauth_callback_path}"
-    logger.info "redirect_uri: #{redirect_uri}"
+    log "redirect_uri: #{redirect_uri}"
     oauth2_client = Qbo.construct_oauth2_client
     grant_url = oauth2_client.auth_code.authorize_url(redirect_uri: redirect_uri, response_type: "code", state: SecureRandom.hex(12), scope: "com.intuit.quickbooks.accounting")
     redirect_to grant_url
@@ -91,27 +91,19 @@ class QboController < ApplicationController
   # Synchronizes the QboCustomer table with QBO
   #
   def sync
-    logger.info "Syncing EVERYTHING"
-    # Update info in background
-    Thread.new do
-      if Qbo.exists?
-        Customer.sync
-        Invoice.sync
-        Employee.sync
-        Estimate.sync
-        
-        # Record the last sync time
-        Qbo.update_time_stamp
-      end
-      ActiveRecord::Base.connection.close
-    end
+    log "Syncing EVERYTHING"
+
+    CustomerSyncJob.perform_later(full_sync: true)
+    EstimateSyncJob.perform_later(full_sync: true)
+    InvoiceSyncJob.perform_later(full_sync: true)
+    EmployeeSyncJob.perform_later(full_sync: true)
 
     redirect_to :home, flash: { notice: I18n.t(:label_syncing) }
   end
 
   # QuickBooks Webhook Callback
   def webhook
-    logger.info "QBO: Webhook received"
+    log "Webhook received"
 
     signature = request.headers['intuit-signature']
     key       = Setting.plugin_redmine_qbo['settingsWebhookToken']
@@ -121,7 +113,7 @@ class QboController < ApplicationController
     computed = Base64.strict_encode64(OpenSSL::HMAC.digest(digest, key, body))
 
     unless secure_compare(computed, signature)
-      logger.warn "QBO: Invalid webhook signature"
+      log "Invalid webhook signature"
       head :unauthorized
       return
     end
@@ -133,8 +125,13 @@ class QboController < ApplicationController
 
   private
 
+  # Securely compare two strings to prevent timing attacks. Returns false if either string is blank or if they do not match.
   def secure_compare(a, b)
     return false if a.blank? || b.blank?
     ActiveSupport::SecurityUtils.secure_compare(a, b)
   end
+
+  def log(msg)
+    Rails.logger.info "[QboController] #{msg}"
+  end
 end

app/jobs/bill_issue_time_job.rb

@@ -11,10 +11,11 @@
 class BillIssueTimeJob < ActiveJob::Base
   queue_as :default
 
+  # Perform billing of unbilled time entries for a given issue by creating corresponding TimeActivity records in QuickBooks Online, and then marking those entries as billed in Redmine. This job is typically triggered after an invoice is created or updated to ensure all relevant time is captured for billing.
   def perform(issue_id)
     issue = Issue.find(issue_id)
 
-    Rails.logger.debug "QBO: Starting billing for issue ##{issue.id}"
+    log "Starting billing for issue ##{issue.id}"
 
     issue.with_lock do
       unbilled_entries = issue.time_entries.where(billed: [false, nil]).lock
@@ -23,6 +24,7 @@ class BillIssueTimeJob < ActiveJob::Base
 
       totals = aggregate_hours(unbilled_entries)
       return if totals.blank?
+      log "Aggregated hours for billing: #{totals.inspect}"
 
       qbo = Qbo.first
       raise "No QBO configuration found" unless qbo
@@ -35,14 +37,16 @@ class BillIssueTimeJob < ActiveJob::Base
       unbilled_entries.update_all(billed: true)
     end
 
-    Rails.logger.debug "QBO: Completed billing for issue ##{issue.id}"
+    log "Completed billing for issue ##{issue.id}"
+    Qbo.update_time_stamp
   rescue => e
-    Rails.logger.error "QBO: Billing failed for issue ##{issue_id} - #{e.message}"
+    log "Billing failed for issue ##{issue_id} - #{e.message}"
     raise e
   end
 
   private
 
+  # Aggregate time entries by activity name and sum their hours
   def aggregate_hours(entries)
     entries.includes(:activity)
            .group_by { |e| e.activity&.name }
@@ -50,7 +54,9 @@ class BillIssueTimeJob < ActiveJob::Base
            .compact
   end
 
+  # Create TimeActivity records in QBO for each activity type with the appropriate hours and link them to the issue's assigned employee and customer
   def create_time_activities(issue, totals, access_token, qbo)
+    log "Creating TimeActivity records in QBO for issue ##{issue.id}"
     time_service = Quickbooks::Service::TimeActivity.new(
       company_id: qbo.realm_id,
       access_token: access_token
@@ -82,12 +88,13 @@ class BillIssueTimeJob < ActiveJob::Base
       time_entry.hourly_rate     = item.unit_price
       time_entry.item_id         = item.id
 
-      Rails.logger.debug "QBO: Creating TimeActivity for #{activity_name} (#{hours}h #{minutes}m)"
+      log "Creating TimeActivity for #{activity_name} (#{hours}h #{minutes}m)"
 
       time_service.create(time_entry)
     end
   end
 
+  # Convert a decimal hours float into separate hours and minutes components for QBO TimeActivity
   def convert_hours(hours_float)
     total_minutes = (hours_float.to_f * 60).round
     hours = total_minutes / 60
@@ -95,14 +102,20 @@ class BillIssueTimeJob < ActiveJob::Base
     [hours, minutes]
   end
 
+  # Build a descriptive string for the TimeActivity based on the issue's tracker, ID, subject, and completion status
   def build_description(issue)
     base = "#{issue.tracker} ##{issue.id}: #{issue.subject}"
     return base if issue.closed?
     "#{base} (Partial @ #{issue.done_ratio}%)"
   end
 
+  # Find an item in QBO by name, escaping single quotes to prevent query issues. Returns nil if not found.
   def find_item(item_service, name)
     safe = name.gsub("'", "\\\\'")
     item_service.query("SELECT * FROM Item WHERE Name = '#{safe}'").first
   end
+
+  def log(msg)
+    Rails.logger.info "[BillIssueTimeJob] #{msg}"
+  end
 end

app/jobs/customer_sync_job.rb

@@ -0,0 +1,36 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class CustomerSyncJob < ApplicationJob
+  queue_as :default
+  retry_on StandardError, wait: 5.minutes, attempts: 5
+
+  # Perform a full sync of all customers, or an incremental sync of only those updated since the last sync
+  def perform(full_sync: false, id: nil)
+    qbo = Qbo.first
+    return unless qbo
+
+    log "Starting #{full_sync ? 'full' : 'incremental'} sync for customer ##{id || 'all'}..."
+
+    service = CustomerSyncService.new(qbo: qbo)
+
+    if id.present?
+      service.sync_by_id(id)
+    else
+      service.sync(full_sync: full_sync)
+    end
+  end
+
+  private
+
+  def log(msg)
+    Rails.logger.info "[CustomerSyncJob] #{msg}"
+  end
+end

app/jobs/employee_sync_job.rb

@@ -0,0 +1,35 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class EmployeeSyncJob < ApplicationJob
+  queue_as :default
+  retry_on StandardError, wait: 5.minutes, attempts: 5
+
+  def perform(full_sync: false, id: nil)
+    qbo = Qbo.first
+    return unless qbo
+
+    log "Starting #{full_sync ? 'full' : 'incremental'} sync for employee ##{id || 'all'}..."
+
+    service = EmployeeSyncService.new(qbo: qbo)
+
+    if id.present?
+      service.sync_by_id(id)
+    else
+      service.sync(full_sync: full_sync)
+    end
+  end
+
+  private
+
+  def log(msg)
+    Rails.logger.info "[EmployeeSyncJob] #{msg}"
+  end
+end

app/jobs/estimate_sync_job.rb

@@ -0,0 +1,37 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class EstimateSyncJob < ApplicationJob
+  queue_as :default
+  retry_on StandardError, wait: 5.minutes, attempts: 5
+
+  def perform(full_sync: false, id: nil, doc_number: nil)
+    qbo = Qbo.first
+    return unless qbo
+
+    log "Starting #{full_sync ? 'full' : 'incremental'} sync for estimate ##{id || doc_number || 'all'}..."
+
+    service = EstimateSyncService.new(qbo: qbo)
+
+    if id.present?
+      service.sync_by_id(id)
+    elsif doc_number.present?
+      service.sync_by_doc(doc_number)
+    else
+      service.sync(full_sync: full_sync)
+    end
+  end
+
+  private
+
+  def log(msg)
+    Rails.logger.info "[EstimateSyncJob] #{msg}"
+  end
+end

app/jobs/invoice_sync_job.rb

@@ -0,0 +1,35 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class InvoiceSyncJob < ApplicationJob
+  queue_as :default
+  retry_on StandardError, wait: 5.minutes, attempts: 5
+
+  def perform(full_sync: false, id: nil)
+    qbo = Qbo.first
+    return unless qbo
+
+    log "Starting #{full_sync ? 'full' : 'incremental'} sync for invoice ##{id || 'all'}..."
+
+    service = InvoiceSyncService.new(qbo: qbo)
+
+    if id.present?
+      service.sync_by_id(id)
+    else
+      service.sync(full_sync: full_sync)
+    end
+  end
+
+  private
+
+  def log(msg)
+    Rails.logger.info "[InvoiceSyncJob] #{msg}"
+  end
+end

app/jobs/webhook_process_job.rb

@@ -15,9 +15,12 @@ class WebhookProcessJob < ActiveJob::Base
     Customer
     Invoice
     Estimate
+    Employee
   ].freeze
 
+  # Process incoming QBO webhook notifications and sync relevant data to Redmine
   def perform(raw_body)
+    log "Received webhook: #{raw_body}"
     data = JSON.parse(raw_body)
 
     data.fetch('eventNotifications', []).each do |notification|
@@ -33,7 +36,9 @@ class WebhookProcessJob < ActiveJob::Base
 
   private
 
+  # Process a single entity from the webhook payload and sync it to Redmine if it's an allowed type
   def process_entity(entity)
+    log "Processing entity: #{entity}"
     name = entity['name']
     id   = entity['id']&.to_i
 
@@ -43,17 +48,20 @@ class WebhookProcessJob < ActiveJob::Base
     return unless model
 
     if entity['deletedId']
-      model.destroy(entity['deletedId'])
+      model.delete(entity['deletedId'])
       return
     end
 
     if entity['operation'] == "Delete"
-      model.destroy(id)
+      model.delete(id)
     else
       model.sync_by_id(id)
     end
   rescue => e
-    Rails.logger.error "QBO Webhook entity processing failed"
-    Rails.logger.error e.message
+    log "#{e.message}"
+  end
+
+  def log(msg)
+    Rails.logger.info "[WebhookProcessJob] #{msg}"
   end
 end

app/models/concerns/quickbooks_oauth.rb

@@ -13,12 +13,13 @@ module QuickbooksOauth
 
   #== Instance Methods
 
+  # This method will attempt to execute the block and if it encounters an OAuth2::Error or Quickbooks::AuthorizationFailure it will attempt to refresh the token and retry the block.  It will try this up to 3 times before giving up and raising an exception.
   def perform_authenticated_request(&block)
     attempts = 0
     begin
       yield oauth_access_token
     rescue OAuth2::Error, Quickbooks::AuthorizationFailure => ex
-      Rails.logger.error("QuickbooksOauth.perform: #{ex.message}")
+      log "perform_authenticated_request: #{ex.message}"
 
       # to prevent an infinite loop here keep a counter and bail out after N times...
       attempts += 1
@@ -32,8 +33,9 @@ module QuickbooksOauth
     end
   end
 
+  # This method will attempt to refresh the access token and update the record with the new access token, refresh token and their respective expiration times.  If the refresh token expires in more than 0 seconds then we will set the refresh token expiration time to that value, otherwise we will set it to 100 days from now.
   def refresh_token!
-    Rails.logger.info("QuickbooksOauth.refresh_token!")
+    log "refresh_token!"
     t = oauth_access_token
     refreshed = t.refresh!
 
@@ -43,7 +45,7 @@ module QuickbooksOauth
       oauth2_refresh_token_expires_at = 100.days.from_now
     end
 
-    Rails.logger.info("QuickbooksOauth.refresh_token!: #{oauth2_refresh_token_expires_at}")
+    log "refresh_token!: #{oauth2_refresh_token_expires_at}"
 
     update!(
       oauth2_access_token: refreshed.token,
@@ -53,20 +55,24 @@ module QuickbooksOauth
     )
   end
 
+  # This method will return an instance of the OAuth2::Client class that is configured with the consumer key, consumer secret and the appropriate URLs for the Intuit OAuth2 service.  It will also set the sandbox mode based on the plugin settings.
   def oauth_client
     self.class.construct_oauth2_client
   end
 
+  # This method will return an instance of the OAuth2::AccessToken class that is configured with the current access token, refresh token and the OAuth2 client.  This access token can be used to make authenticated requests to the Intuit API.
   def oauth_access_token
     OAuth2::AccessToken.new(oauth_client, oauth2_access_token, refresh_token: oauth2_refresh_token)
   end
 
+  # This method is an alias for the oauth_access_token method and is used to provide a more intuitive name for the access token when making authenticated requests.
   def consumer
     oauth_access_token
   end
 
   module ClassMethods
 
+    # This method will construct and return an instance of the OAuth2::Client class that is configured with the consumer key, consumer secret and the appropriate URLs for the Intuit OAuth2 service.  It will also set the sandbox mode based on the plugin settings.  This method is used by the instance method oauth_client to create a new OAuth2 client for each instance of the model that includes this concern.
     def construct_oauth2_client
 
       oauth_consumer_key = Setting.plugin_redmine_qbo['settingsOAuthConsumerKey']
@@ -74,7 +80,7 @@ module QuickbooksOauth
 
       # Are we are playing in the sandbox?
       Quickbooks.sandbox_mode = Setting.plugin_redmine_qbo[:sandbox] ? true : false
-      logger.info "Sandbox mode: #{Quickbooks.sandbox_mode}"
+      log "Sandbox mode: #{Quickbooks.sandbox_mode}"
 
       options = {
         site: "https://appcenter.intuit.com/connect/oauth2",
@@ -85,4 +91,11 @@ module QuickbooksOauth
     end
 
   end
+
+
+  private
+
+  def log(msg)
+    Rails.logger.info "[QuickbooksOauth] #{msg}"
+  end
 end

app/models/customer.rb

@@ -149,37 +149,6 @@ class Customer < ActiveRecord::Base
       end
     end
   end
-  
-  # proforms a bruteforce sync operation
-  # This needs to be simplified
-  def self.sync 
-    # Sync ALL customers if the database is empty
-    qbo = Qbo.first
-    customers = qbo.perform_authenticated_request do |access_token|
-      service = Quickbooks::Service::Customer.new(company_id: qbo.realm_id, access_token: access_token)
-      service.all
-    end
-    
-    return unless customers
-    
-    customers.each do |c|
-      logger.info "Processing customer #{c.id}"
-      customer = Customer.find_or_create_by(id: c.id)
-      if c.active?
-        #if not customer.name.eql? c.display_name
-          customer.name = c.display_name
-          customer.id = c.id
-          customer.phone_number = c.primary_phone.free_form_number.tr('^0-9', '') unless c.primary_phone.nil?
-          customer.mobile_phone_number = c.mobile_phone.free_form_number.tr('^0-9', '') unless c.mobile_phone.nil?
-          customer.save_without_push
-        #end
-      else
-        if not c.new_record?
-          customer.delete
-        end
-      end
-    end
-  end
 
   # Seach for customers by name or phone number
   def self.search(search)
@@ -202,30 +171,13 @@ class Customer < ActiveRecord::Base
   end
   
   # proforms a bruteforce sync operation
-  # This needs to be simplified
+  def self.sync 
+    CustomerSyncJob.perform_later(full_sync: false)
+  end
+
+  # proforms a bruteforce sync operation
   def self.sync_by_id(id) 
-    qbo = Qbo.first
-    c = qbo.perform_authenticated_request do |access_token|
-      service = Quickbooks::Service::Customer.new(company_id: qbo.realm_id, access_token: access_token)
-      service.fetch_by_id(id)
-    end
-
-    return unless c
-
-    customer = Customer.find_or_create_by(id: c.id)
-    if c.active?
-      #if not customer.name.eql? c.display_name
-        customer.name = c.display_name
-        customer.id = c.id
-        customer.phone_number = c.primary_phone.free_form_number.tr('^0-9', '') unless c.primary_phone.nil?
-        customer.mobile_phone_number = c.mobile_phone.free_form_number.tr('^0-9', '') unless c.mobile_phone.nil?
-        customer.save_without_push
-      #end
-    else
-      if not customer.new_record?
-        customer.delete
-      end
-    end
+    CustomerSyncJob.perform_later(id: id)
   end
   
   # returns a human readable string

app/models/customer_token.rb

@@ -21,14 +21,17 @@ class CustomerToken < ApplicationRecord
 
   TOKEN_EXPIRATION = 1.month
 
+  # Check if the token has expired
   def expired?
     expires_at.present? && expires_at <= Time.current
   end
 
+  # Remove expired tokens from the database
   def self.remove_expired_tokens
     where("expires_at <= ?", Time.current).delete_all
   end
 
+  # Get or create a token for the given issue
   def self.get_token(issue)
     return unless issue
     return unless User.current.allowed_to?(:view_issues, issue.project)
@@ -41,10 +44,12 @@ class CustomerToken < ApplicationRecord
 
   private
 
+  # Generate a unique token for the customer
   def generate_token
     self.token ||= SecureRandom.urlsafe_base64(32)
   end
 
+  # Generate an expiration date for the token
   def generate_expire_date
     self.expires_at ||= Time.current + TOKEN_EXPIRATION
   end

app/models/employee.rb

@@ -12,38 +12,17 @@ class Employee < ActiveRecord::Base
   
   has_many :users
   validates_presence_of :id, :name
-  
-  def self.sync 
-    qbo = Qbo.first
-    employees = qbo.perform_authenticated_request do |access_token|
-      service = Quickbooks::Service::Employee.new(company_id: qbo.realm_id, access_token: access_token)
-      service.all
-    end
 
-    return unless employees
-    
-    transaction do
-      employees.each { |e|
-        logger.info "Processing employee #{e.id}"
-        employee = 	find_or_create_by(id: e.id)
-        employee.name = e.display_name
-        employee.id = e.id
-        employee.save!
-      }
-    end
+  self.primary_key = :id
+
+  # Sync all employees, typically triggered by a scheduled task or manual sync request
+  def self.sync
+    EmployeeSyncJob.perform_later(full_sync: true)
   end
 
+  # Sync a single employee by ID, typically triggered by a webhook notification or manual sync request
   def self.sync_by_id(id)
-    qbo = Qbo.first
-    employee = qbo.perform_authenticated_request do |access_token|
-      service = Quickbooks::Service::Employee.new(company_id: qbo.realm_id, access_token: access_token)
-      service.fetch_by_id(id)
-    end
-
-    return unless employee
-    employee = find_or_create_by(id: employee.id)
-    employee.name = employee.display_name
-    employee.id = employee.id
-    employee.save!
+    EmployeeSyncJob.perform_later(id: id)
   end
+  
 end

app/models/estimate.rb

@@ -22,72 +22,22 @@ class Estimate < ActiveRecord::Base
   
   # sync all estimates
   def self.sync
-    logger.info "Syncing ALL estimates"
-    qbo = Qbo.first
-    estimates = qbo.perform_authenticated_request do |access_token|
-      service = Quickbooks::Service::Estimate.new(company_id: qbo.realm_id, access_token: access_token)
-      service.all
-    end
-
-    return unless estimates
-
-    estimates.each { |estimate|
-      process_estimate(estimate)
-    }
-
-    #remove deleted estimates
-    where.not(estimates.map(&:id)).destroy_all
+    EstimateSyncJob.perform_later(full_sync: false)
   end
   
   # sync only one estimate
   def self.sync_by_id(id)
-    logger.info "Syncing estimate #{id}"
-    qbo = Qbo.first
-    qbo.perform_authenticated_request do |access_token|
-      service = Quickbooks::Service::Estimate.new(company_id: qbo.realm_id, access_token: access_token)
-      process_estimate(service.fetch_by_id(id))
-    end
+    EstimateSyncJob.perform_later(id: id)
   end
 
   # sync only one estimate
   def self.sync_by_doc_number(number)
-    logger.info "Syncing estimate by doc number #{number}"
-    qbo = Qbo.first
-    qbo.perform_authenticated_request do |access_token|
-      service = Quickbooks::Service::Estimate.new(company_id: qbo.realm_id, access_token: access_token)
-      process_estimate(service.find_by( :doc_number, number).first)
-    end
-  end
-  
-  # update an estimate
-  def self.update(id)
-    qbo = Qbo.first
-    estimate = qbo.perform_authenticated_request do |access_token|
-      service = Quickbooks::Service::Estimate.new(company_id: qbo.realm_id, access_token: access_token)
-      service.fetch_by_id(id)
-    end
-
-    return unless estimate
-
-    e = find_or_create_by(id: id)
-    e.doc_number = estimate.doc_number
-    e.txn_date = estimate.txn_date
-    e.save!
-  end
-  
-  # process an estimate into the database
-  def self.process_estimate(qbo_estimate)
-    logger.info "Processing estimate #{qbo_estimate.id}"
-    estimate = find_or_create_by(id: qbo_estimate.id)
-    estimate.doc_number = qbo_estimate.doc_number
-    estimate.customer_id = qbo_estimate.customer_ref.value
-    estimate.id = qbo_estimate.id
-    estimate.txn_date = qbo_estimate.txn_date
-    estimate.save!
+    EstimateSyncJob.perform_later(doc_number: number)
   end
 
   # download the pdf from quickbooks
   def pdf
+    log "Downloading PDF for estimate ##{self.id}..."
     qbo = Qbo.first
     qbo.perform_authenticated_request do |access_token|
       service = Quickbooks::Service::Estimate.new(company_id: qbo.realm_id, access_token: access_token)
@@ -118,6 +68,7 @@ class Estimate < ActiveRecord::Base
   
   # pull the details
   def pull
+    log "Pulling details for estimate ##{self.id}..."
     begin
       raise Exception unless self.id
       qbo = Qbo.first
@@ -129,5 +80,9 @@ class Estimate < ActiveRecord::Base
       @details = Quickbooks::Model::Estimate.new
     end
   end
+
+  def log(msg)
+    Rails.logger.info "[Estimate] #{msg}"
+  end
   
 end

app/models/invoice.rb

@@ -9,200 +9,27 @@
 #THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 class Invoice < ActiveRecord::Base
-  
   has_and_belongs_to_many :issues
-  belongs_to :customer 
-  validates_presence_of :doc_number, :id, :customer_id, :txn_date
+  belongs_to :customer
+
+  validates :id, presence: true, uniqueness: true
+  validates :doc_number, :txn_date, presence: true
+
   self.primary_key = :id
 
-   # returns a human readable string
+  # Return the invoice's document number as its string representation
   def to_s
-    return self[:doc_number]
+    doc_number
   end
-  
-  # sync ALL the invoices
+
+  # Sync all invoices from QuickBooks, typically triggered by a scheduled task or manual sync request
   def self.sync
-    logger.info "Syncing all invoices"
-    last = Qbo.first.last_sync
-
-    query = "SELECT Id, DocNumber FROM Invoice"
-    query << " WHERE Metadata.LastUpdatedTime >= '#{last.iso8601}' " if last
-  
-    # TODO actually do something with the above query
-    # .all() is never called since count is never initialized
-    qbo = Qbo.first
-    invoices = qbo.perform_authenticated_request do |access_token|
-      service = Quickbooks::Service::Invoice.new(company_id: qbo.realm_id, access_token: access_token)
-      service.all 
-    end
-
-    return unless invoices
-     
-    invoices.each { | invoice | 
-      process_invoice invoice
-    }
+    InvoiceSyncJob.perform_later(full_sync: true)
   end
-  
-  #sync by invoice ID
+
+  # Sync a single invoice by ID, typically triggered by a webhook notification or manual sync request
   def self.sync_by_id(id)
-    logger.info "Syncing invoice #{id}"
-    qbo = Qbo.first
-    qbo.perform_authenticated_request do |access_token|
-      service = Quickbooks::Service::Invoice.new(company_id: qbo.realm_id, access_token: access_token)
-      invoice = service.fetch_by_id(id) 
-      process_invoice invoice
-    end
-  end
-  
-  private
-  
-  # Attach the invoice to the issue
-  def self.attach_to_issue(issue, invoice)
-    return if issue.nil?
-    
-    # skip this issue if the issue customer is not the same as the invoice customer
-    return if issue.customer_id != invoice.customer_ref.value.to_i
-    
-    logger.info "Attaching invoice #{invoice.id} to issue #{issue.id}"
-    
-    invoice = Invoice.find_or_create_by(id: invoice.id)
-
-    unless issue.invoices.include?(invoice)
-      issue.invoices << invoice
-      issue.save!
-    end
-    
-    compare_custom_fields(issue, invoice)
-  end
-  
-  # processes the invoice into the database
-  def self.process_invoice(i)
-    logger.info "Processing invoice #{i.id}"
-
-    # Load the invoice into the database
-    invoice = Invoice.find_or_create_by(id: i.id)
-    invoice.doc_number = i.doc_number 
-    invoice.id = i.id
-    invoice.customer_id = i.customer_ref
-    invoice.txn_date = i.txn_date
-    invoice.save!
-
-    # Scan the private notes for hashtags and attach to the applicable issues
-    if not i.private_note.nil?
-      i.private_note.scan(/#(\w+)/).flatten.each { |issue|
-        attach_to_issue(Issue.find_by_id(issue.to_i), invoice)
-      }
-    end
-    
-    # Scan the line items for hashtags and attach to the applicable issues
-    i.line_items.each { |line|
-      if line.description
-        line.description.scan(/#(\w+)/).flatten.each { |issue|
-          attach_to_issue(Issue.find_by_id(issue.to_i), invoice)
-        }
-      end
-    }
-  end
-  
-  # compares the custome fields on invoices & issues and updates the invoice as needed
-  #
-  # the issue here is when two or more issues share an invoice with the same custom field, but diffrent values
-  # this condions causes an infinite loop as the webhook is called when an invoice is updated
-  # TODO maybe add a cf_sync_confict flag to invoices
-  def self.compare_custom_fields(issue, invoice)
-    logger.info "Comparing custom fields"
-    # TODO break if Invoice.find(invoice.id).cf_sync_confict
-    is_changed = false
-
-    logger.debug "Calling :process_invoice_custom_fields hook"
-    context = Redmine::Hook.call_hook :process_invoice_custom_fields, { issue: issue, invoice: invoice } 
-
-    # Process updates from the hooks
-    context.each do |c|
-      unless c.nil?
-        logger.debug "Invoice.compare_custom_fields: We have a responce from a hook"
-        push_updates  c[:invoice] if c[:is_changed]
-      end
-    end
-      
-    # Process Issue Custom Values
-    begin
-      value = issue.custom_values.find_by(custom_field_id: CustomField.find_by_name(cf.name).id)
-      
-      # Check to see if the value is blank...
-      if not value.value.to_s.blank?
-        # Check to see if the value is diffrent
-        if not cf.string_value.to_s.eql? value.value.to_s
-          # update the custom field on the invoice
-          cf.string_value = value.value.to_s
-          is_changed = true
-        end
-      end
-    rescue
-      # Nothing to do here, there is no match
-    end
-
-    push_updates invoice if is_changed
+    InvoiceSyncJob.perform_later(id: id)
   end
 
-  # pushes invoice updates
-  def self.push_updates(invoice)
-    begin
-      logger.info "Invoice.push_updates"
-      qbo = Qbo.first
-      qbo.perform_authenticated_request do |access_token|
-        service = Quickbooks::Service::Invoice.new(company_id: qbo.realm_id, access_token: access_token)
-        service.update invoice
-      end
-    rescue
-      # Do nothing, probaly custome field sync confict on the invoice. 
-      # This is a problem with how it's billed
-      # TODO Add notes in memo area
-      # TODO flag Invoice.cf_sync_confict here
-      logger.error "Failed to update invoice"
-    end
-  end
-
-  # download the pdf from quickbooks
-  def pdf
-    qbo = Qbo.first
-    qbo.perform_authenticated_request do |access_token|
-      service = Quickbooks::Service::Invoice.new(company_id: qbo.realm_id, access_token: access_token)
-      invoice = service.fetch_by_id(id)
-      return service.pdf(invoice)
-    end
-  end
-
-  # Magic Method
-  # Maps Get/Set methods to QBO invoice object
-  def method_missing(sym, *arguments)
-    # Check to see if the method exists
-    if Quickbooks::Model::Invoice.method_defined?(sym)
-      # download details if required
-      pull unless @details
-      method_name = sym.to_s
-      # Setter
-      if method_name[-1, 1] == "="
-        @details.method(method_name).call(arguments[0])
-      # Getter
-      else
-        return @details.method(method_name).call 
-      end
-    end
-  end
-  
-  # pull the details from quickbooks
-  def pull
-    begin
-      raise Exception unless self.id
-      qbo = Qbo.first
-      @details = qbo.perform_authenticated_request do |access_token|
-        service = Quickbooks::Service::Invoice.new(company_id: qbo.realm_id, access_token: access_token)
-        service.fetch_by_id(self.id)
-      end
-    rescue Exception => e
-      @details = Quickbooks::Model::Invoice.new
-    end
-  end
-    
-end
+end

app/models/qbo.rb

@@ -16,7 +16,7 @@ class Qbo < ActiveRecord::Base
   # Updates last sync time stamp
   def self.update_time_stamp
     date = DateTime.now
-    logger.info "Updating QBO timestamp to #{date}"
+    log "Updating QBO timestamp to #{date}"
     qbo = Qbo.first
     qbo.last_sync = date
     qbo.save
@@ -25,4 +25,11 @@ class Qbo < ActiveRecord::Base
   def self.last_sync
     format_time(Qbo.first.last_sync)
   end
+
+  private
+
+  def self.log(msg)
+    logger.info "[QBO] #{msg}"
+  end
+
 end

app/services/customer_sync_service.rb

@@ -0,0 +1,95 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class CustomerSyncService
+  PAGE_SIZE = 1000
+
+  def initialize(qbo:)
+    @qbo = qbo
+  end
+
+  # Sync all customers, or only those updated since the last sync
+  def sync(full_sync: false)
+    log "Starting #{full_sync ? 'full' : 'incremental'} customer sync"
+
+    @qbo.perform_authenticated_request do |access_token|
+      service = Quickbooks::Service::Customer.new(company_id: @qbo.realm_id, access_token: access_token)
+
+      page = 1
+      loop do
+        collection = fetch_page(service, page, full_sync)
+        entries = Array(collection&.entries)
+        break if entries.empty?
+
+        entries.each { |remote| persist(remote) }
+
+        break if entries.size < PAGE_SIZE
+        page += 1
+      end
+    end
+
+    log "Customer sync complete"
+  end
+
+  # Sync a single customer by its QBO ID, used for webhook updates
+  def sync_by_id(id)
+    @qbo.perform_authenticated_request do |access_token|
+      service = Quickbooks::Service::Customer.new(company_id: @qbo.realm_id, access_token: access_token)
+      remote = service.fetch_by_id(id)
+      persist(remote)
+    end
+  end
+
+  private
+
+  # Fetch a page of customers, either all or only those updated since the last sync
+  def fetch_page(service, page, full_sync)
+    start_position = (page - 1) * PAGE_SIZE + 1
+
+    if full_sync
+      service.query("SELECT * FROM Customer STARTPOSITION #{start_position} MAXRESULTS #{PAGE_SIZE}")
+    else
+      last_update = Customer.maximum(:updated_at) || 1.year.ago
+      service.query(<<~SQL.squish)
+        SELECT * FROM Customer
+        WHERE MetaData.LastUpdatedTime > '#{last_update.utc.iso8601}'
+        STARTPOSITION #{start_position}
+        MAXRESULTS #{PAGE_SIZE}
+      SQL
+    end
+  end
+
+  # Create or update a local Customer record based on the QBO remote data
+  def persist(remote)
+    local = Customer.find_or_initialize_by(id: remote.id)
+
+    if remote.active?
+      local.name = remote.display_name
+      local.phone_number = remote.primary_phone&.free_form_number&.gsub(/\D/, '')
+      local.mobile_phone_number = remote.mobile_phone&.free_form_number&.gsub(/\D/, '')
+
+      if local.changed?
+        local.save
+        log "Updated customer #{remote.id}"
+      end
+    else
+      if local.persisted?
+        local.destroy
+        log "Deleted customer #{remote.id}"
+      end
+    end
+  rescue => e
+    log "Failed to sync customer #{remote.id}: #{e.message}"
+  end
+
+  def log(msg)
+    Rails.logger.info "[CustomerSyncService] #{msg}"
+  end
+end

app/services/employee_sync_service.rb

@@ -0,0 +1,93 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class EmployeeSyncService
+  PAGE_SIZE = 1000
+
+  def initialize(qbo:)
+    @qbo = qbo
+  end
+
+  # Sync all employees, or only those updated since the last sync
+  def sync(full_sync: false)
+    log "Starting #{full_sync ? 'full' : 'incremental'} employee sync"
+
+    @qbo.perform_authenticated_request do |access_token|
+      service = Quickbooks::Service::Employee.new(company_id: @qbo.realm_id, access_token: access_token)
+
+      page = 1
+      loop do
+        collection = fetch_page(service, page, full_sync)
+        entries = Array(collection&.entries)
+        break if entries.empty?
+
+        entries.each { |remote| persist(remote) }
+
+        break if entries.size < PAGE_SIZE
+        page += 1
+      end
+    end
+
+    log "Employee sync complete"
+  end
+
+  # Sync a single employee by its QBO ID, used for webhook updates
+  def sync_by_id(id)
+    @qbo.perform_authenticated_request do |access_token|
+      service = Quickbooks::Service::Employee.new(company_id: @qbo.realm_id, access_token: access_token)
+      remote = service.fetch_by_id(id)
+      persist(remote)
+    end
+  end
+
+  private
+
+  # Fetch a page of employees, either all or only those updated since the last sync
+  def fetch_page(service, page, full_sync)
+    start_position = (page - 1) * PAGE_SIZE + 1
+
+    if full_sync
+      service.query("SELECT * FROM Employee STARTPOSITION #{start_position} MAXRESULTS #{PAGE_SIZE}")
+    else
+      last_update = Employee.maximum(:updated_at) || 1.year.ago
+      service.query(<<~SQL.squish)
+        SELECT * FROM Employee
+        WHERE MetaData.LastUpdatedTime > '#{last_update.utc.iso8601}'
+        STARTPOSITION #{start_position}
+        MAXRESULTS #{PAGE_SIZE}
+      SQL
+    end
+  end
+
+  # Create or update a local Employee record based on the QBO remote data
+  def persist(remote)
+    local = Employee.find_or_initialize_by(id: remote.id)
+
+    if remote.active?
+      local.name = remote.display_name
+
+      if local.changed?
+        local.save
+        log "Updated employee #{remote.id}"
+      end
+    else
+      if local.persisted?
+        local.destroy
+        log "Deleted employee #{remote.id}"
+      end
+    end
+  rescue => e
+    log "Failed to sync employee #{remote.id}: #{e.message}"
+  end
+
+  def log(msg)
+    Rails.logger.info "[EmployeeSyncService] #{msg}"
+  end
+end

app/services/estimate_sync_service.rb

@@ -0,0 +1,102 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class EstimateSyncService
+  PAGE_SIZE = 1000
+
+  def initialize(qbo:)
+    @qbo = qbo
+  end
+
+  # Sync all estimates, or only those updated since the last sync
+  def sync(full_sync: false)
+    log "Starting #{full_sync ? 'full' : 'incremental'} estimate sync"
+
+    @qbo.perform_authenticated_request do |access_token|
+      service = Quickbooks::Service::Estimate.new(company_id: @qbo.realm_id, access_token: access_token)
+
+      page = 1
+      loop do
+        collection = fetch_page(service, page, full_sync)
+        entries = Array(collection&.entries)
+        break if entries.empty?
+
+        entries.each { |remote| persist(remote) }
+
+        break if entries.size < PAGE_SIZE
+        page += 1
+      end
+    end
+
+    log "Estimate sync complete"
+  end
+
+  # Sync a single estimate by its QBO ID, used for webhook updates
+  def sync_by_doc(doc_number)
+    log "Syncing estimate by doc_number: #{doc_number}"
+    @qbo.perform_authenticated_request do |access_token|
+      service = Quickbooks::Service::Estimate.new(company_id: @qbo.realm_id, access_token: access_token)
+      remote = service.find_by( :doc_number, doc_number).first
+      log "Found estimate with ID #{remote.id} for doc_number #{doc_number}" if remote
+      persist(remote)
+    end
+  end
+
+  # Sync a single estimate by its QBO ID, used for webhook updates
+  def sync_by_id(id)
+    log "Syncing estimate by ID: #{id}"
+    @qbo.perform_authenticated_request do |access_token|
+      service = Quickbooks::Service::Estimate.new(company_id: @qbo.realm_id, access_token: access_token)
+      remote = service.fetch_by_id(id)
+      persist(remote)
+    end
+  end
+
+  private
+
+  # Fetch a page of estimates, either all or only those updated since the last sync
+  def fetch_page(service, page, full_sync)
+    log "Fetching page #{page} of estimates (full_sync: #{full_sync})"
+    start_position = (page - 1) * PAGE_SIZE + 1
+
+    if full_sync
+      service.query("SELECT * FROM Estimate STARTPOSITION #{start_position} MAXRESULTS #{PAGE_SIZE}")
+    else
+      last_update = Estimate.maximum(:updated_at) || 1.year.ago
+      service.query(<<~SQL.squish)
+        SELECT * FROM Estimate
+        WHERE MetaData.LastUpdatedTime > '#{last_update.utc.iso8601}'
+        STARTPOSITION #{start_position}
+        MAXRESULTS #{PAGE_SIZE}
+      SQL
+    end
+  end
+
+  # Create or update a local Estimate record based on the QBO remote data
+  def persist(remote)
+    log "Persisting estimate #{remote.id}"
+    local = Estimate.find_or_initialize_by(id: remote.id)
+
+    local.doc_number = remote.doc_number
+    local.txn_date = remote.txn_date
+    local.customer = Customer.find_by(id: remote.customer_ref&.value)
+    
+    if local.changed?
+      local.save
+      log "Updated estimate #{remote.id}"
+    end
+  rescue => e
+    log "Failed to sync estimate #{remote.id}: #{e.message}"
+  end
+
+  def log(msg)
+    Rails.logger.info "[EstimateSyncService] #{msg}"
+  end
+end

app/services/invoice_attachment_service.rb

@@ -0,0 +1,62 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class InvoiceAttachmentService
+
+  def initialize(invoice, remote)
+    @invoice = invoice
+    @remote  = remote
+  end
+
+  # Attach invoice to issues based on issue IDs found in the invoice's private note and line descriptions
+  def attach
+    extract_issue_ids.each do |issue_id|
+      log "Processing issue ##{issue_id} for invoice ##{@invoice.doc_number}"
+      
+      issue = Issue.find_by(id: issue_id)
+      next unless issue
+      next unless issue.customer&.id == @invoice.customer&.id
+
+      unless issue.invoices.exists?(@invoice.id)
+        issue.invoices << @invoice
+        issue.save! if issue.changed?
+        log "Attached invoice ##{@invoice.id} to issue ##{issue.id}"
+      end
+
+      InvoiceCustomFieldSyncService.new(issue, @invoice, @remote).sync
+    end
+  end
+
+  private
+
+  # Extract issue IDs from the invoice's private note and line descriptions
+  def extract_issue_ids
+    ids = []
+
+    if @remote.private_note.present?
+      ids += scan(@remote.private_note)
+    end
+
+    Array(@remote.line_items).each do |line|
+      ids += scan(line.description.to_s)
+    end
+
+    ids.uniq
+  end
+
+  # Scan text for issue IDs in the format #123
+  def scan(text)
+    text.scan(/#(\d+)/).flatten.map(&:to_i)
+  end
+
+  def log(msg)
+    Rails.logger.info "[InvoiceAttachmentService] #{msg}"
+  end
+end

app/services/invoice_custom_field_sync_service.rb

@@ -0,0 +1,69 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class InvoiceCustomFieldSyncService
+
+  def initialize(issue, invoice, remote)
+    @issue   = issue
+    @invoice = invoice
+    @remote = remote
+  end
+
+  # Sync custom fields on the issue based on the invoice data, then push changes to QBO if any fields were updated
+  def sync
+    return if @invoice.qbo_sync_locked?
+
+    log "Syncing custom fields for issue ##{@issue.id} based on invoice ##{@invoice.doc_number}"
+
+    changed = false
+
+    # Process Invoice Custom Fields via Hooks
+    Redmine::Hook.call_hook(
+      :process_invoice_custom_fields,
+      issue: @issue,
+      invoice: @remote
+    ).each do |context|
+        next unless context
+        changed ||= context[:is_changed]
+        log "Custom fields updated by hook, marking invoice for push to QBO" if context[:is_changed]
+    end
+
+    # Process Issue Custom Values from any issue custom fields that match the invoice custom fields
+    begin
+      value = @issue.custom_values.find_by(custom_field_id: CustomField.find_by_name(cf.name).id)
+      
+      # Check to see if the value is blank...
+      if not value.value.to_s.blank?
+        # Check to see if the value is diffrent
+        if not cf.string_value.to_s.eql? value.value.to_s
+          # update the custom field on the invoice
+          cf.string_value = value.value.to_s
+          is_changed = true
+        end
+      end
+    rescue
+      # Nothing to do here, there is no match
+    end
+
+    push_if_changed if changed
+  end
+
+  private
+
+  # If any custom fields were changed during the sync process, this method will trigger a push of the invoice data to QuickBooks Online to ensure that the remote data stays in sync with the local changes. It uses the InvoicePushService to handle the actual communication with QBO.
+  def push_if_changed
+    InvoicePushService.new(@invoice).push
+  end
+
+  def log(msg)
+    Rails.logger.info "[InvoiceCustomFieldSyncService] #{msg}"
+  end
+  
+end

app/services/invoice_push_service.rb

@@ -0,0 +1,47 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class InvoicePushService
+  
+  def initialize(invoice)
+    @invoice = invoice
+  end
+
+  # Push invoice changes to QBO if the invoice is linked to any issues with custom field changes that need to be synced
+  def push
+    return if @invoice.qbo_sync_locked?
+
+    log "Pushing invoice ##{@invoice.id} to QBO due to linked issue custom field changes"
+
+    @invoice.update_column(:qbo_sync_locked, true)
+
+    qbo = Qbo.first
+
+    qbo.perform_authenticated_request do |access_token|
+      service = Quickbooks::Service::Invoice.new( company_id: qbo.realm_id, access_token: access_token)
+
+      remote = service.fetch_by_id(@invoice.id)
+
+      # modify remote object here if needed
+
+      service.update(remote)
+    end
+  rescue => e
+    Rails.logger.error "[InvoicePushService] #{e.message}"
+  ensure
+    @invoice.update_column(:qbo_sync_locked, false)
+  end
+
+  private
+
+  def log(msg)
+    Rails.logger.info "[InvoicePushService] #{msg}"
+  end
+end

app/services/invoice_sync_service.rb

@@ -0,0 +1,95 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class InvoiceSyncService
+  PAGE_SIZE = 1000
+
+  def initialize(qbo:)
+    @qbo = qbo
+  end
+
+  # Sync all invoices, or only those updated since the last sync
+  def sync(full_sync: false)
+    log "Starting #{full_sync ? 'full' : 'incremental'} invoice sync"
+
+    @qbo.perform_authenticated_request do |access_token|
+      service = Quickbooks::Service::Invoice.new(company_id: @qbo.realm_id, access_token: access_token)
+
+      page = 1
+      loop do
+        collection = fetch_page(service, page, full_sync)
+        entries = Array(collection&.entries)
+        break if entries.empty?
+
+        entries.each { |remote| persist(remote) }
+
+        break if entries.size < PAGE_SIZE
+        page += 1
+      end
+    end
+
+    log "Invoice sync complete"
+  end
+
+  # Sync a single invoice by its QBO ID, used for webhook updates
+  def sync_by_id(id)
+    @qbo.perform_authenticated_request do |access_token|
+      service = Quickbooks::Service::Invoice.new(company_id: @qbo.realm_id, access_token: access_token)
+      remote = service.fetch_by_id(id)
+      persist(remote)
+    end
+  end
+
+  private
+
+  # Fetch a page of invoices, either all or only those updated since the last sync
+  def fetch_page(service, page, full_sync)
+    start_position = (page - 1) * PAGE_SIZE + 1
+
+    if full_sync
+      service.query("SELECT * FROM Invoice STARTPOSITION #{start_position} MAXRESULTS #{PAGE_SIZE}")
+    else
+      last_update = Invoice.maximum(:qbo_updated_at) || 1.year.ago
+      service.query(<<~SQL.squish)
+        SELECT * FROM Invoice
+        WHERE MetaData.LastUpdatedTime > '#{last_update.utc.iso8601}'
+        STARTPOSITION #{start_position}
+        MAXRESULTS #{PAGE_SIZE}
+      SQL
+    end
+  end
+
+  # Create or update a local Invoice record based on the QBO remote data
+  def persist(remote)
+    local = Invoice.find_or_initialize_by(id: remote.id)
+
+    local.doc_number      = remote.doc_number
+    local.txn_date        = remote.txn_date
+    local.due_date        = remote.due_date
+    local.total_amount    = remote.total
+    local.balance         = remote.balance
+    local.qbo_updated_at  = remote.meta_data&.last_updated_time
+
+    local.customer = Customer.find_by(id: remote.customer_ref&.value)
+
+    if local.changed?
+      local.save
+      log "Updated invoice #{remote.doc_number} (#{remote.id})"
+    end
+
+    InvoiceAttachmentService.new(local, remote).attach
+    rescue => e
+    log "Failed to sync invoice #{remote.doc_number} (#{remote.id}): #{e.message}"
+  end
+
+  def log(msg)
+    Rails.logger.info "[InvoiceSyncService] #{msg}"
+  end
+end

config/locales/en.yml

@@ -98,7 +98,7 @@ en:
   notice_error_project_nil: "The issue's project is nil. Set project to:"
   notice_error_tracker_nil: "The issue's tracker is nil. Set tracker to:"
   notice_estimate_created: "Estimate created in QuickBooks"
-  notice_estimate_not_found: "Estimate not found"
+  notice_estimate_not_found: "Estimate not found, we are syncing with QuickBooks to find it. Please check back shortly."
   notice_estimate_updated: "Estimate updated in QuickBooks"
   notice_forbidden: "You do not have permission to access this resource."
   notice_invoice_created: "Invoice created in QuickBooks"

db/migrate/040_add_doc_timestamp.rb

@@ -0,0 +1,16 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class AddDocTimestamp < ActiveRecord::Migration[5.1]
+  def change
+    add_timestamps(:invoices, null: true)
+    add_timestamps(:estimates, null: true)
+  end
+end

db/migrate/041_add_invoice_fields.rb

@@ -0,0 +1,24 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class AddInvoiceFields < ActiveRecord::Migration[7.0]
+  def change
+    change_table :invoices, bulk: true do |t|
+      t.date     :due_date
+      t.decimal  :total_amount, precision: 15, scale: 2
+      t.decimal  :balance, precision: 15, scale: 2
+      t.datetime :qbo_updated_at
+      t.boolean  :qbo_sync_locked, null: false, default: false
+    end
+
+    add_index :invoices, :qbo_updated_at
+    add_index :invoices, :qbo_sync_locked
+  end
+end

db/migrate/042_add_employee_timestamp.rb

@@ -0,0 +1,15 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2016 - 2026 rick barrette
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+class AddEmployeeTimestamp < ActiveRecord::Migration[7.0]
+  def change
+    add_timestamps(:employees, null: true)
+  end
+end

lib/redmine_qbo/hooks/issues_hook_listener.rb

@@ -17,12 +17,12 @@ module RedmineQbo
       # Edit Issue Form
       # Here we build the required form components before passing them to a partial view formatting. 
       def view_issues_form_details_bottom(context={})
-        Rails.logger.debug "RedmineQbo::Hooks::IssuesHookListener.view_issues_form_details_bottom: Building form components for quickbooks customer, estimate, and invoice data"
+        log "view_issues_form_details_bottom: Building form components for quickbooks customer, estimate, and invoice data"
         f = context[:form]
         issue = context[:issue]
         project = context[:project]
-        Rails.logger.debug issue.inspect
-        Rails.logger.debug project.inspect
+        log issue.inspect
+        log project.inspect
 
         # Customer Name Text Box with database backed autocomplete
         # onchange event will update the hidden customer_id field
@@ -44,7 +44,7 @@ module RedmineQbo
         #
         # If this is not handled correctly, it leads to a 422 error when creating a new issue and selecting a customer.
         js_path = "updateIssueFrom('#{escape_javascript update_issue_form_path(project, issue)}', this)"
-        Rails.logger.debug js_path
+        log js_path
 
         # This hidden field is used for the customer ID for the issue
         # the onchange event will reload the issue form via ajax to update the available estimates
@@ -93,6 +93,12 @@ module RedmineQbo
             } 
           })
       end
+
+      private
+
+      def log(msg)
+        Rails.logger.info "[IssuesHookListener] #{msg}"
+      end
       
     end
   end 

lib/redmine_qbo/patches/issue_patch.rb

@@ -27,6 +27,7 @@ module RedmineQbo
           before_save :titlize_subject
           after_commit :enqueue_billing, on: :update
         end
+        
       end
 
       module ClassMethods
@@ -35,20 +36,22 @@ module RedmineQbo
 
       module InstanceMethods
 
+        # Enqueue a background job to bill the time spent on this issue to the associated customer in Quickbooks, if the issue is closed and has a customer assigned.
         def enqueue_billing
-          Rails.logger.debug "QBO: Checking if issue needs to be billed for issue ##{id}"
+          log "Checking if issue needs to be billed for issue ##{id}"
           #return unless saved_change_to_status_id?
           return unless closed?
           return unless customer.present?
           return unless assigned_to&.employee_id.present?
           return unless Qbo.first
 
-          Rails.logger.debug "QBO: Enqueuing billing for issue ##{id}"
+          log "Enqueuing billing for issue ##{id}"
           BillIssueTimeJob.perform_later(id)
         end
 
+        # Titlize the subject of the issue before saving to ensure consistent formatting for billing descriptions in Quickbooks
         def titlize_subject
-          Rails.logger.debug "QBO: Titlizing subject for issue ##{id}"
+          log "Titlizing subject for issue ##{id}"
 
           self.subject = subject.split(/\s+/).map do |word|
             if word =~ /[A-Z]/ && word =~ /[0-9]/
@@ -60,9 +63,16 @@ module RedmineQbo
         end
       end
 
+      # This method is used to generate a shareable token for the customer associated with this issue, which can be used to link the issue to the corresponding customer in Quickbooks for billing and tracking purposes.
       def share_token
         CustomerToken.get_token(self)
       end
+
+      private
+
+      def log(msg)
+          Rails.logger.info "[IssuePatch] #{msg}"
+      end
     end
 
     Issue.send(:include, IssuePatch)

lib/redmine_qbo/patches/pdf_patch.rb

@@ -58,7 +58,7 @@ module RedmineQbo
           #left << [l(:field_category), issue.category] unless issue.disabled_core_fields.include?(:category_id)
           #left << [l(:field_fixed_version), issue.fixed_version] unless issue.disabled_core_fields.include?(:fixed_version_id)
           
-          logger.debug "Calling :pdf_left hook"
+          log "Calling :pdf_left hook"
           left_hook_output = Redmine::Hook.call_hook :pdf_left, { issue: issue }
           unless left_hook_output.nil?
             left_hook_output.each do |l|
@@ -73,7 +73,7 @@ module RedmineQbo
           right << [l(:field_estimated_hours), l_hours(issue.estimated_hours)] unless issue.disabled_core_fields.include?(:estimated_hours)
           right << [l(:label_spent_time), l_hours(issue.total_spent_hours)] if User.current.allowed_to?(:view_time_entries, issue.project)
           
-          logger.debug "Calling :pdf_right hook"
+          log "Calling :pdf_right hook"
           right_hook_output = Redmine::Hook.call_hook :pdf_right, { issue: issue }
           unless right_hook_output.nil?
             right_hook_output.each do |r|
@@ -269,6 +269,13 @@ module RedmineQbo
         end
 
       end
+
+      private
+
+      def log(msg)
+          Rails.logger.info "[PdfPatch] #{msg}"
+      end
+
     end
 
     Redmine::Export::PDF::IssuesPdfHelper.send(:include, PdfPatch)