generate_book

require 'prawn'
require 'prawn/measurement_extensions'
require 'CSV'

def denil!(row) #return empty string for nil fields
  row.each do |k,v|
    row[k] = "" if v.nil?
    end
end


Prawn::Document.generate("/Users/jdunruh/Desktop/implicit.pdf" , :page_size => [5.5.send(:in), 8.5.send(:in)]) do
  orc = rc = nil
  first = true
  rc_table_header = [[]]
  rc_table_body = []
  i = 0 # counter to track row for table body
  CSV.foreach("/Users/jdunruh/Desktop/resource_directory.csv", :headers => true) do |row|
    rc = row["Resource Category"]
    if rc != nil  # have an actual category, not a "header" line for human use only
      if rc != orc # have a column break
        if first
          first = false
        else
          rc_table = [[rc_table_header], rc_table_body]
          table rc_table_body, :header => true, :cell_style => {:border_width => 0}

        end
        rc_table_header = [make_table([[row["Resource Category"]], [row["Spanish"]]], :cell_style => {:border_width => 0, :align => :right})] # Create table header for category
        rc_table_body = [] # empty array body for new category
        rc_table_body << rc_table_header
      end
      denil!(row)
#      rc_table_body << make_table([[[{:content => row["Resource Name"], :colspan => 2}, {:content => row["Phone1"], :colspan => 2}],
#                        [{:content => row["Specialty / Comments"], :colspan => 2}, {:content => row["Phone 2"], :colspan => 2}],
#                        [row["Address"], row["City"], row["State"], row["Zip Code(5)"]]]]) # append next detail row
      rc_table_body << [make_table([[row["Resource Name"], "",  "", row["Phone 1"]],
                        [row["Specialty / Comments"],"","", row["Phone 2"]],
                        [row["Address"], row["City"], row["State"], row["Zip Code(5)"]]]) do
                           row(0).borders = [:left, :top, :right]
                           row(1).borders = [:left, :right]
                           row(2).borders = [:left, :bottom, :right]
                        end ] # append next detail row

      orc = rc # save the resource category so we can see if it changes on the next row

    end
  end
end