#!/usr/bin/env ruby

require 'optparse'
require 'terminal-table'
require 'magento_remote'
require 'bin_helper'

# Sweet, sweet options.
options = {}
program_name = File.basename __FILE__

optparse = OptionParser.new do |opts|
  opts.banner = "Usage: #{program_name} [OPTIONS]\n  Find product(s) in shop."

  opts.separator ""
  opts.separator "Magento shop options"

  opts.on('-b', '--base-uri URI', 'base URI of shop.') do |b|
    options[:base_uri] = b
  end

  opts.separator ""
  opts.separator "Product options"

  opts.on('-s', '--start PRODUCT_ID', 'Product ID from which to start scraping') do |s|
    options[:start_pid] = s
  end

  opts.on('-l', '--limit LIMIT', 'Maximum number of product_ids to scrape') do |l|
    options[:limit] = l
  end

  opts.separator ""
  opts.separator "Output options"

  opts.on('-d', '--debug FILE', 'enable debugging output, STDOUT, or FILE if given') do |d|
    if d
      options[:debug] = d
    else
      options[:debug] = true
    end
  end

  opts.separator ""
  opts.separator "General options"

  opts.on_tail('--version', 'Show version.') do
    puts "magento_scrape #{MagentoRemote::VERSION}"
    exit 0
  end
  opts.on('-h', '--help', 'Show help.') do
    puts opts
    exit 0
  end
end

optparse.parse!

if !options[:base_uri]
  STDERR.puts "Error: You have to define base_uri"
  exit 1
end

mech = MagentoMech.from_config options
if options[:debug] == true
  mech.log_to! STDOUT
elsif options[:debug]
  mech.log_to! options[:debug]
end

return_code = 0

options[:start_pid] ||= 0

matches = mech.scrape_products options[:start_pid].to_i, options[:limit].to_i
if matches.nil?
  puts "Nothing found"
else
  puts Terminal::Table.new :headings => ['Name', 'Product ID', 'In stock?'], :rows => matches
end

exit return_code