Class: Ymlbill::HtmlRenderer

Inherits:
Object
  • Object
show all
Defined in:
lib/ymlbill/html_renderer.rb

Instance Method Summary collapse

Constructor Details

#initialize(template_path:, base_dir: nil) ⇒ HtmlRenderer

Returns a new instance of HtmlRenderer.



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# File 'lib/ymlbill/html_renderer.rb', line 7

def initialize(template_path:, base_dir: nil)
  @template_path = template_path
  @base_dir = base_dir
end

Instance Method Details

#logo_path(path) ⇒ Object 



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# File 'lib/ymlbill/html_renderer.rb', line 29

def logo_path(path)
  return nil unless path

  full_path = @base_dir ? File.join(@base_dir, path) : File.expand_path(path)
  full_path = File.expand_path(full_path)
  return nil unless File.exist?(full_path)

  ext = File.extname(full_path).downcase
  mime_type = case ext
              when '.jpg', '.jpeg' then 'image/jpeg'
              when '.svg' then 'image/svg+xml'
              when '.gif' then 'image/gif'
              when '.webp' then 'image/webp'
              else 'image/png'
              end

  content = File.read(full_path, mode: 'rb')
  base64 = [content].pack('m0')
  "data:#{mime_type};base64,#{base64}"
rescue StandardError => e
  warn "Warning: Could not load logo from #{path}: #{e.message}"
  nil
end

#money(amount, currency = 'EUR') ⇒ Object 



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# File 'lib/ymlbill/html_renderer.rb', line 23

def money(amount, currency = 'EUR')
  Money.new(amount * 100, currency.to_s.upcase).format(
    symbol: true, decimal_mark: '.', thousands_separator: ' '
  )
end

#render(data:) ⇒ Object 



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# File 'lib/ymlbill/html_renderer.rb', line 12

def render(data:)
  template_content = File.read(@template_path)

  data = JSON.parse(data.to_json, object_class: OpenStruct)

  erb = ERB.new(template_content, trim_mode: '-')
  erb.result(binding)
rescue SyntaxError => e
  raise TemplateRenderError, "Template syntax error: #{e.message}"
end