Refactored PDF services

app/controllers/estimate_controller.rb

@@ -65,7 +65,7 @@ class EstimateController < ApplicationController
 
   # Renders the estimate PDF or redirects with an error if rendering fails.
   def render_pdf(estimate)
-    pdf, ref = EstimatePdfService.new(qbo: QboConnectionService.current!).fetch_pdf(doc_ids: [estimate.id])
+    pdf, ref = PdfService.new(entity: Estimate).fetch_pdf(doc_ids: [estimate.id])
     send_data( pdf, filename: "estimate #{ref}.pdf", disposition: :inline, type: "application/pdf" )
   rescue StandardError => e
     log "PDF render failed for Estimate #{estimate&.id}: #{e.message}"

app/controllers/invoice_controller.rb

@@ -18,7 +18,7 @@ class InvoiceController < ApplicationController
     log "Processing request for #{request.original_url}"
 
     invoice_ids = Array(params[:invoice_ids] || params[:id])
-    pdf, ref = InvoicePdfService.new(qbo: QboConnectionService.current!).fetch_pdf(doc_ids: invoice_ids)
+    pdf, ref = PdfService.new(entity: Invoice).fetch_pdf(doc_ids: invoice_ids)
 
     send_data pdf, filename: "invoice #{ref}.pdf", disposition: :inline, type: "application/pdf"
 

app/services/estimate_pdf_service.rb

@@ -1,16 +0,0 @@
-#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 EstimatePdfService < PdfServiceBase
-
-  def self.model_class
-    Estimate
-  end
-
-end

app/services/invoice_pdf_service.rb

@@ -1,16 +0,0 @@
-#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 InvoicePdfService < PdfServiceBase
-
-  def self.model_class
-    Invoice
-  end
-
-end

app/services/pdf_service.rb

@@ -7,19 +7,16 @@
 #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 PdfServiceBase
+class PdfService
   
   require 'combine_pdf'
 
   # Subclasses should initialize with a QBO client instance
-  def initialize(qbo:)
+  def initialize(entity: entity)
-    @qbo = qbo
+    raise "An entity to sync is required" unless entity
-    @entity = self.class.model_class
+    @entity = entity
-  end
+    @qbo = QboConnectionService.current!
-
+    raise "No QBO configuration found" unless @qbo
-  # Subclasses must implement this to specify which document model to download pdf (e.g. Estimate, Invoice)
-  def self.model_class
-    raise NotImplementedError
   end
 
   # Fetches the PDF for the given entity IDs. If multiple IDs are provided, their PDFs are combined into a single document.

lib/redmine_qbo/patches/pdf_patch.rb

@@ -260,7 +260,7 @@ module RedmineQbo
 
           # Check to see if there is an estimate attached, then combine them
           if issue.estimate
-            e_pdf, ref = EstimatePdfService.new(qbo: QboConnectionService.current!).fetch_pdf(doc_ids: [issue.estimate.id])
+            e_pdf, ref = PdfService.new(entity: Estimate).fetch_pdf(doc_ids: [issue.estimate.id])
             pdf = CombinePDF.parse(pdf.output, allow_optional_content: true)
             pdf << CombinePDF.parse(e_pdf)
             return pdf.to_pdf