Class: Pdf::Document::HeatLossReport

Inherits:
BaseService
  • Object
show all
Includes:
Base
Defined in:
app/services/pdf/document/heat_loss_report.rb

Overview

HexaPDF-based heat loss report PDF generator

Defined Under Namespace

Classes: Result

Constant Summary

Constants included from Base

Base::FONT, Base::NIMBUS_SANS_PATH, Base::NIMBUS_SANS_PATH_BOLD, Base::WY_LOGO_PATH

Instance Method Summary collapse

Instance Method Details

#call(room_configuration, **_options) ⇒ Object 



10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
 
# File 'app/services/pdf/document/heat_loss_report.rb', line 10

def call(room_configuration, **_options)
  @room = room_configuration
  @heat_loss = room_configuration.last_heat_loss || room_configuration.calculate_heat_loss
  @store = room_configuration.customer&.store

  # Generate chart images
  @charts = generate_chart_images

  # Create PDF document
  composer = build_composer(margin: [80, 25, 50, 25])

  # Build the PDF content
  add_title(composer)
  add_charts(composer)
  add_room_details(composer)
  add_heat_loss_summary(composer)
  add_recommendations(composer)

  # Add header/footer to all pages
  add_page_decorations(composer)

  # Write to buffer
  buffer = StringIO.new
  composer.write(buffer, optimize: true)

  Result.new(
    pdf: buffer.string,
    room_configuration: room_configuration,
    file_name: "heat_loss_report_#{room_configuration.id}_#{room_configuration.updated_at.to_i}.pdf"
  )
end