add service order in the productions

Gemfile

@@ -154,4 +154,6 @@ gem 'roo-xls'
 gem 'activerecord-import'
 gem 'appsignal', '>= 3.7.6'
 
-gem 'rubyzip'
+gem 'rubyzip'
+
+gem 'prawn'

Gemfile.lock

@@ -339,10 +339,15 @@ GEM
       ast (~> 2.4.1)
       racc
     path_expander (1.1.1)
+    pdf-core (0.10.0)
     pg (1.5.6)
     platform_agent (1.0.1)
       activesupport (>= 5.2.0)
       useragent (~> 0.16.3)
+    prawn (2.5.0)
+      matrix (~> 0.4)
+      pdf-core (~> 0.10.0)
+      ttfunk (~> 1.8)
     pry (0.14.2)
       coderay (~> 1.1)
       method_source (~> 1.0)
@@ -567,6 +572,8 @@ GEM
     thread_safe (0.3.6)
     tilt (2.3.0)
     timeout (0.4.1)
+    ttfunk (1.8.0)
+      bigdecimal (~> 3.1)
     tty-which (0.4.2)
     turbo-rails (2.0.6)
       actionpack (>= 6.0.0)
@@ -649,6 +656,7 @@ DEPENDENCIES
   pagy (~> 6.0.0)
   pg (~> 1.1)
   platform_agent
+  prawn
   pry-byebug
   puma (~> 6.4, >= 6.4.2)
   pundit

app/controllers/productions_controller.rb

@@ -1,5 +1,8 @@
 # app/controllers/productions_controller.rb
 
+require 'prawn'
+include ActionView::Helpers::NumberHelper
+
 class ProductionsController < ApplicationController
   before_action :set_production, only: [:show, :edit, :update, :destroy, :verify]
   before_action :set_tailors, only: [:new, :edit, :create, :update]
@@ -98,6 +101,12 @@ def products_in_production_report
     end
   end
 
+  def service_order_pdf
+    @production = Production.find(params[:id])
+    pdf = generate_service_order_pdf(@production)
+    send_data pdf.render, filename: "service_order_#{@production.service_order_number}.pdf", type: 'application/pdf', disposition: 'inline'
+  end
+
   private
 
   def set_production
@@ -176,4 +185,65 @@ def generate_products_in_production_csv
       end
     end
   end
+
+  def generate_service_order_pdf(production)
+    Prawn::Document.new do |pdf|
+      pdf.font_families.update("DejaVu" => {
+        normal: "#{Rails.root}/app/assets/fonts/DejaVuSans.ttf",
+        bold: "#{Rails.root}/app/assets/fonts/DejaVuSans-Bold.ttf"
+      })
+      pdf.font "DejaVu"
+
+      # Header
+      pdf.text "Ordem de serviço N° #{production.service_order_number}", size: 16, style: :bold
+      pdf.move_down 20
+
+      # Client and Order Details
+      pdf.text "Cliente: #{production.tailor.name}", style: :bold
+      pdf.text "Endereço: Endereço do cliente" # Replace with actual address when available
+      pdf.text "Número da OS: #{production.service_order_number}"
+      pdf.text "Data de entrada: #{production.cut_date&.strftime("%d/%m/%Y")}"
+      pdf.text "Data prevista: #{production.expected_delivery_date&.strftime("%d/%m/%Y")}"
+      pdf.text "Data de conclusão: "
+      pdf.move_down 20
+
+      # Products
+      pdf.text "Peças", size: 14, style: :bold
+      pdf.move_down 10
+
+      production.production_products.each do |pp|
+        pdf.text "Produto: #{pp.product.name}"
+        pdf.text "Código: #{pp.product.sku}"
+        pdf.text "Quantidade: #{pp.quantity}"
+        pdf.text "Preço un.: #{number_to_currency(pp.unit_price)}"
+        pdf.text "Valor total: #{number_to_currency(pp.total_price)}"
+        pdf.move_down 10
+      end
+
+      pdf.move_down 20
+
+      # Totals
+      pdf.text "Total serviços: #{number_to_currency(0)}", align: :right
+      pdf.text "Total peças: #{number_to_currency(production.total_price)}", align: :right
+      pdf.text "Total da ordem de serviço: #{number_to_currency(production.total_price)}", style: :bold, align: :right
+
+      pdf.move_down 30
+
+      # Observations
+      if production.observation.present?
+        pdf.text "Observações do Serviço", style: :bold
+        pdf.text production.observation
+        pdf.move_down 20
+      end
+
+      # Signature
+      pdf.text "Concordo com os termos descritos acima."
+      pdf.move_down 10
+      pdf.text "Data _____/_____/_____"
+      pdf.move_down 20
+      pdf.stroke_horizontal_rule
+      pdf.move_down 5
+      pdf.text "Assinatura do responsável"
+    end
+  end
 end

app/views/productions/show.html.erb

@@ -112,6 +112,7 @@
   <%= link_to t('.destroy', :default => t("helpers.links.destroy")), production_path(@production), :method => 'delete',
               :data => { :confirm => t('.confirm', :default => t("helpers.links.confirm", :default => 'Are you sure?')) },
               :class => 'btn btn-danger' %>
+  <%= link_to 'Download Service Order PDF', service_order_pdf_production_path(@production), class: 'btn btn-primary', target: '_blank' %>
 </div>
 
 <% content_for(:page_title, 'Show Production') %>

config/routes.rb

@@ -11,6 +11,7 @@
     end
     member do
       patch :verify
+      get :service_order_pdf
     end
   end