#!/usr/bin/env ruby

require "open-uri"
require "tilt/erb"
require "thor"
require "wordmove/generators/movefile"
require "wordmove/deployer/base"
require "zip"
 
class StumpCLI < Thor
  
  desc "init NAME", "Create new project NAME"
  def init(name)

    new_project_dir = "#{Dir.pwd}/#{name}"
    new_project_theme = "#{new_project_dir}/wp-content/themes/#{name}"

    puts "Downloading latest stable WordPress zip..."
    
    # TODO: need to check if dir exists
    # if it does, prompt user to overwrite or cancel
    FileUtils.mkdir new_project_dir
    wp_zip = File.new("#{new_project_dir}/wp.zip", "w")
    open(wp_zip, 'wb') do |wp|
      wp << open('https://wordpress.org/latest.zip').read
    end

    puts "Extracting WordPress zip..."
    Zip::File.open(wp_zip) do |zip_file|
      zip_file.each do |entry|
        entry.extract("#{new_project_dir}/#{entry.name}")
      end
    end
    
    # remove wp zip file
    FileUtils.rm wp_zip

    # pull everything up a level from the extracted "wordpress" dir
    Dir.foreach("#{new_project_dir}/wordpress") do |item|
      next if item == '.' or item == '..'
      FileUtils.mv "#{new_project_dir}/wordpress/#{item}", "#{new_project_dir}/#{item}"
    end

    # remove leftover dir from unzipping
    FileUtils.rmdir "#{new_project_dir}/wordpress"

    # TODO: remove default themes
    # doesn't work for whatever reason...
    # Dir.foreach("#{new_project_dir}/wp-content/themes") do |item|
    #   next if item == '.' or item == '..'
    #   puts item
    #   puts File.directory?(item)
    #   puts "::::"
    #   FileUtils.rm_rf "#{new_project_dir}/wp-content/themes/#{item}" if File.directory?(item)
    # end

    puts "Downloading latest stable Stump zip..."
    stump_zip = File.new("#{new_project_dir}/stump.zip", "w")
    open(stump_zip, 'wb') do |wp|
      wp << open('https://github.com/kohactive/stump/archive/master.zip').read
    end

    puts "Extracting Stump zip..."
    Zip::File.open(stump_zip) do |zip_file|
      zip_file.each do |entry|
        entry.extract("#{new_project_dir}/wp-content/themes/#{entry.name}")
      end
    end

    # remove .gitignore used for theme repo
    # we'll make our own for the new project below
    FileUtils.rm "#{new_project_dir}/wp-content/themes/stump-master/.gitignore"
    
    # remove stump zip file
    FileUtils.rm stump_zip

    # change theme dir to project NAME
    puts "Changing theme name..."
    FileUtils.mv "#{new_project_dir}/wp-content/themes/stump-master", new_project_theme

    # render style.css
    style_template = File.expand_path("../../lib/style.erb", __FILE__)
    FileUtils.cp style_template, new_project_dir
    style = Tilt::ERBTemplate.new("#{new_project_dir}/style.erb")
    new_style = style.render { name }
    File.write( "#{new_project_dir}/wp-content/themes/#{name}/style.css", new_style )
    FileUtils.remove_file( "#{new_project_dir}/style.erb" )

    # render gitignore for project
    gitignore_template = File.expand_path("../../lib/.gitignore.erb", __FILE__)
    FileUtils.cp gitignore_template, new_project_dir
    gitignore = Tilt::ERBTemplate.new("#{new_project_dir}/.gitignore.erb")
    new_gitignore = gitignore.render { name }
    File.write( "#{new_project_dir}/.gitignore", new_gitignore )
    FileUtils.remove_file( "#{new_project_dir}/.gitignore.erb" )

    # initialize Wordmove
    puts "Initializing Wordmove..."
    FileUtils.cd new_project_dir
    Wordmove::Generators::Movefile.start

    puts "Complete!"
    puts Dir.pwd
  end

end

StumpCLI.start