Initial commit

app/models/contract.rb

@@ -0,0 +1,55 @@
+class Contract
+  def initialize(releasable, preview = false)
+    @releasable = releasable
+    @preview = preview
+  end
+
+  def to_pdf
+    kit = PDFKit.new(as_html)
+    kit.to_file("tmp/#{filename}")
+  end
+
+  def filename(extension = "pdf")
+    "#{@releasable.contract_file_name}.#{extension}"
+  end
+
+  def render_attributes
+    {
+      layout: "contract_pdf",
+      locals: { releasable: @releasable, contract_template: contract_template, preview: @preview },
+      template: "contracts/pdf", 
+    }
+  end
+
+  def render_attributes_with_logo
+    {
+      layout: "contract_pdf",
+      locals: { releasable: @releasable, contract_template: contract_template, logo: @releasable.project.account.logo, preview: @preview },
+      template: "contracts/pdf", 
+    }
+  end
+
+  private
+
+  def contract_template
+    @releasable.contract_template
+  end
+
+  def project
+    @releasable.project
+  end
+
+  def locale
+    @releasable.locale
+  end
+
+  def as_html
+    I18n.with_locale(locale) do
+      if @releasable.project.account.logo.attached?
+        ApplicationController.render render_attributes_with_logo
+      else
+        ApplicationController.render render_attributes
+      end
+    end
+  end
+end