#!/usr/bin/env ruby
require 'rubygems'
require 'bundler/setup'
Bundler.setup
require 'commander/import'
require 'placeholder_image'

program :name, 'placeholder_image'
program :version, PlaceholderImage::VERSION
program :description, 'Generate generic placeholder vector images - just like placehold.it, but native.'

default_command :generate

command :generate do |c|
  c.syntax = 'placeholder_image generate WIDTHxHEIGHT FILEPATH [options]'
  c.description = 'Generate placeholder image based on specified options.'
  c.option '--bgcolor STRING', String, 'Image: background color'
  c.option '--color STRING', String, 'Image: text color'
  c.option '--text STRING', String, 'Image: text'
  c.action do |args, options|
    image_dimensions = args.shift
    image_path = args.shift
    generator_options = {
      :background_color => options.bgcolor,
      :text_color => options.color,
      :text => options.text
    }
    begin
      generator = PlaceholderImage::Generator.new(image_dimensions, generator_options)
      generator.generate!(image_path)
      say "=== GENERATED: ==========================="
      say "Path: #{image_path.inspect}"
      say "Options:"
      generator.options.each do |k, v|
        say "   #{k}: #{v.inspect}"
      end
      say "=========================================="
    rescue => e
      say "#{e}"
    end
  end
end