From d1c061f1aee62c83e21fb5bf7b26901ab8c12af4 Mon Sep 17 00:00:00 2001
From: Harald Eilertsen <haraldei@anduin.net>
Date: Sun, 4 Oct 2015 14:42:15 +0200
Subject: Flesh out PDF generation.

---
 lib/member.rb             |  4 +++
 lib/pdf_form.rb           | 68 +++++++++++++++++++++++++++++++++++++++++++++++
 lib/registration.rb       |  7 ++---
 lib/song.rb               |  4 +++
 spec/registration_spec.rb |  8 +++---
 test_pdf.rb               | 45 +++++++++++++++++++++++++++++++
 6 files changed, 130 insertions(+), 6 deletions(-)
 create mode 100644 lib/pdf_form.rb
 create mode 100644 test_pdf.rb

diff --git a/lib/member.rb b/lib/member.rb
index c67915a..0fb69b5 100644
--- a/lib/member.rb
+++ b/lib/member.rb
@@ -6,4 +6,8 @@ class Member
     @instrument = params['instrument']
     @age = params['age'].to_i
   end
+
+  def to_s
+    [name, instrument, age].join(', ')
+  end
 end
diff --git a/lib/pdf_form.rb b/lib/pdf_form.rb
new file mode 100644
index 0000000..7d0aa93
--- /dev/null
+++ b/lib/pdf_form.rb
@@ -0,0 +1,68 @@
+require 'prawn'
+require 'prawn/measurement_extensions'
+
+class PDFForm
+  def initialize(band)
+    @band = band
+    @document = Prawn::Document.new(:page_size => "A4")
+  end
+
+  def render
+    heading
+
+    field("Bandnavn:", @band.name)
+    field("Hjemsted:", @band.city)
+    field("Webside:", @band.website)
+    field("Plateselskap:", @band.label)
+    field("Kort bio:", @band.short_bio)
+
+    next_line
+    field("Kontaktperson:", @band.contact.name)
+    field("Postadresse:", @band.contact.addr)
+    next_line
+    field("Telefon:", @band.contact.phone)
+    field("Epost:", @band.contact.email)
+
+    next_line
+    field("Medlemmer:", @band.members)
+
+    field("Låter:", @band.songs)
+
+    @document.render_file "#{@band.name}.pdf"
+  end
+
+  private
+
+  def one_line
+    @one_line ||= @document.font_size.inspect.to_f * 1.4
+  end
+
+  def label_width
+    3.2.cm
+  end
+
+  def heading
+    @document.text "Påmelding til Norsk Urskog 2016", :size => 20
+  end
+
+  def next_line
+    @document.move_down one_line
+  end
+
+  def field(title, value)
+    next_line
+    y_pos = @document.cursor
+    @document.text_box title, :at => [@document.bounds.left, y_pos], :width => label_width, :style => :bold
+
+    if value.class == String
+      @document.text_box value, :at => [label_width, y_pos], :width => @document.bounds.right - label_width
+    elsif value.class == Array
+      value.each do |v|
+        @document.text_box v.to_s, :at => [label_width, y_pos], :width => @document.bounds.right - label_width
+        y_pos -= one_line
+        next_line
+      end
+    end
+
+  end
+end
diff --git a/lib/registration.rb b/lib/registration.rb
index 51c7663..9826f91 100644
--- a/lib/registration.rb
+++ b/lib/registration.rb
@@ -1,4 +1,5 @@
-require 'band'
+require_relative 'band'
+require_relative 'pdf_form'
 require 'mail'
 
 def send_registration_emails_for(band)
@@ -13,6 +14,6 @@ def send_registration_emails_for(band)
 end
 
 def generate_pdf_for(band)
-  Prawn::Document.generate("#{band.name}.pdf") do
-  end
+  pdf = PDFForm.new(band)
+  pdf.render
 end
diff --git a/lib/song.rb b/lib/song.rb
index c045ed2..e20b5b8 100644
--- a/lib/song.rb
+++ b/lib/song.rb
@@ -8,4 +8,8 @@ class Song
     @performers = params['performers']
     @notes = params['notes']
   end
+
+  def to_s
+    "#{title} (#{time})"
+  end
 end
diff --git a/spec/registration_spec.rb b/spec/registration_spec.rb
index c8858cc..2911f6a 100644
--- a/spec/registration_spec.rb
+++ b/spec/registration_spec.rb
@@ -79,8 +79,9 @@ describe RegistrationApp do
           }
         }
 
-        class_spy("Prawn::Document")
-        allow(Prawn::Document).to receive('generate')
+        @doc_spy = spy("Prawn::Document")
+        allow(Prawn::Document).to receive('new') { @doc_spy }
+        allow(@doc_spy).to receive('render_file')
 
         post '/submit', 'band' => params
       end
@@ -113,7 +114,8 @@ describe RegistrationApp do
       end
 
       it "generates a PDF file" do
-        expect(Prawn::Document).to have_received('generate').with("Imbalance.pdf")
+        expect(Prawn::Document).to have_received('new').with({ :page_size => "A4" })
+        expect(@doc_spy).to have_received('render_file').with("Imbalance.pdf")
       end
 
       it 'sends an email to Norsk Urskog' do
diff --git a/test_pdf.rb b/test_pdf.rb
new file mode 100644
index 0000000..625926a
--- /dev/null
+++ b/test_pdf.rb
@@ -0,0 +1,45 @@
+require_relative 'lib/registration'
+require 'prawn'
+
+params = {
+  'name' => 'Imbalance',
+  'city' => 'Oslo',
+  'website' => 'http://imbalance.no',
+  'label' => 'Calculated Imperfection',
+  'shortbio' => 'Thrash metal from Norway',
+  'contact' => {
+    'name' => 'Harald Eilertsen',
+    'addr' => "Gamleveien 13\n1289 Snufstad",
+    'phone' => '98765432',
+    'email' => 'mail@imbalance.no'
+  },
+  'members' => {
+    '1' => {
+      'name' => 'Harald Eilertsen',
+      'instrument' => 'Bass/Vocals',
+      'age' => ''
+    },
+    '2' => {
+      'name' => 'Welle',
+      'instrument' => 'Drums',
+      'age' => ''
+    },
+    '3' => {
+      'name' => 'Thormodr',
+      'instrument' => 'Guitar',
+      'age' => ''
+    }
+  },
+  'songs' => {
+    '1' => {
+      'title' => 'Bestial by Nature',
+      'time' => '02:80',
+      'isrc' => '',
+      'performers' => "Harald Eilertsen\nThormod Steinert\nLars Welle",
+      'composers' => "Harald Eilertsen\nThormod Steinert",
+      'notes' => 'Rævrukkje rum kjurr!'
+    }
+  }
+}
+
+generate_pdf_for Band.new(params)
-- 
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