#!/usr/bin/ruby
# 
# 2013-08-19 - NewMexicoKid
#
# gem install prawn
# gem install fastercsv
#
require "rubygems"
require "prawn"
require 'open-uri'
require "prawn/measurement_extensions"
require 'fastercsv'

# 2.5 in wide; 1 in tall
# 0,0 is at the lower left of the page.

# For iterating over the page of cards (3 columns x 10 rows)
columns = Array(0..2)
rows = Array(0..9)

# Basic page template
template_filename = 'idea_ring_cards_130812_flipped.pdf'

# colors
red = 'CE1E1E'
green = '0F6D08'
blue = '0740B2'

output_file = 'idea_ring_wavy2_reverse_' + Time.now.strftime('%Y-%d-%m') + '.pdf'

Prawn::Document.generate(output_file,options = {:template => open(template_filename)}) do

   # location of starting idea ring block, lower left
   x0 = 0.00.in
   y0 = 1.00.in

   # location of starting writing prompt block, lower left
   x1 = 0.65.in
   y1 = 0.85.in

   # starting locations for the word pairs (blocks will be rotated 90 degrees)
   y2 = 0.95.in
   x2 = 0.2.in
   x3 = 0.4.in
   x4 = 0.6.in

   # main idea cards dimensions
   boxwidth = 2.5.in
   boxheight = 1.0.in

   # initialization
   row_j = 0
   alldata = Array.new
   count = 0

   # Read in data from ;-separated values, no headers; copy each row to the array alldata
   FasterCSV.foreach("data3.csv", :quote_char => '"', :col_sep =>';', :row_sep =>:auto) do |row|
      #DEBUG puts "Count is " , count
      alldata[count] = row.clone
      count += 1
   end

   # Iterate over all rows and columns
   count = 0
   rows.each do |row_j|
      columns.each do |column_i| 
         # writing prompt (horizontal orientation)
         x = x1 + boxwidth*column_i
         y = y1 + boxheight*row_j
         #DEBUG print "x = ",x," and y = ",y," for count = ",count,"\n"
         text_box alldata[count][0], :at => [x,y], :width=>1.25.in, :height => 0.7.in, :overflow => :shrink_to_fit

         # word pair #1
         x = x2 + boxwidth*column_i
         y = y2 + boxheight*row_j
         formatted_text_box [ { :text => alldata[count][1], :color => green, :styles => [:italic], :size => 9 }],  :at => [x,y], :width=>0.90.in, :height => 0.2.in, :overflow => :shrink_to_fit, :rotate => -90 
         # word pair #2
         x = x3 + boxwidth*column_i
         formatted_text_box [ { :text => alldata[count][2], :color => blue, :styles => [:italic], :size => 9 }],  :at => [x,y], :width=>0.90.in, :height => 0.2.in, :overflow => :shrink_to_fit, :rotate => -90 
         # word pair #3
         x = x4 + boxwidth*column_i
         formatted_text_box [ { :text => alldata[count][3], :color => red, :styles => [:italic], :size => 9 }],  :at => [x,y], :width=>0.90.in, :height => 0.2.in, :overflow => :shrink_to_fit, :rotate => -90 

         # overlaid image
         x = x0 + boxwidth*column_i
         y = y0 + boxheight*row_j
         bounding_box([x, y], :width => boxwidth, :height => boxheight) do
           transparent(0.5) do
              image "wavy_idea_ring2_reverse.png", :fit => [boxwidth, boxheight]
           # stroke_bounds
           end
         end
         count += 1
      end
   end

end