#! /usr/bin/env ruby

require "optparse"

require_relative "../lib/nora.rb"

# @return [Hash] A hash of command line options:
#   :weeks_ahead => How many weeks ahead to schedule
#   :test => True iff we're testing the script (default: false)
def parsed_options
  options = {}

  parser = OptionParser.new do |opts|
    opts.banner = "Usage: nora --weeks-ahead <weeks>"

    opts.on(
      "--weeks-ahead <weeks>",
      "(required) How many weeks ahead to schedule"
    ) do |weeks|
      options[:weeks_ahead] = weeks.to_i
    end

    # Default to not using test mode
    options[:test] = false

    opts.on(
      "--test",
      "Testing mode. Does not actually schedule anything or send any emails."
    ) do |test|
      options[:test] = test
    end

    opts.on("--version", "Print the version and exit") do
      puts Nora::VERSION
      exit
    end

    opts.on_tail("-h", "--help", "Show this message") do
      puts opts
      exit
    end
  end

  parser.parse!

  if !options[:weeks_ahead] || options[:weeks_ahead] < 1
    puts "Missing argument: weeks-ahead"
    puts parser
    exit
  end

  options
end

Nora::Core.new(parsed_options).run!