#!/usr/bin/env ruby

require 'fileutils'
require 'open3'
require 'erb'

source = File.read('src/BSDSocket.s')

aminet_template = ERB.new(File.read("aminet.readme.erb"))

capture_version = false
version = nil

source.lines.each do |line|
  if capture_version
    version = line[/dc\.b "([^"]+)"/,1]

    break
  end

  if line[/^Version.*MACRO/]
    # the version is on the next line
    capture_version = true
  end
end

FileUtils.mkdir_p 'dist'

build_base = 'build'
project_name = 'BSDSocket-Extension'

build_dir = File.join(build_base, project_name)
FileUtils.rm_rf build_dir
FileUtils.mkdir_p build_dir
FileUtils.mkdir_p 'aminet'

hackerbun_target = File.expand_path("dist/AMOSPro_BSDSocket_#{version}.lha")

[
  "AMOSPro_BSDSocket.Lib",
  "README.md",
  "API.md",
  "LICENSE",
].each do |file|
  target = "#{build_dir}/#{file}"
  FileUtils.mkdir_p File.dirname(target)
  FileUtils.cp file, target
end

[
  "src",
  "examples"
].each do |dir|
  FileUtils.cp_r dir, "#{build_dir}/#{dir}"
end

Dir["icons/**/*.info"].each do |info|
  target = info.gsub("icons/", build_base + "/")
  FileUtils.mkdir_p File.dirname(target)
  FileUtils.cp info, target
end

Dir.chdir build_base do
  Open3.popen2e(
    "jlha", "c", hackerbun_target,
    *(Dir["*"])) do |stdin, stdout_and_stderr, wait_thr|

      Thread.new do
        stdout_and_stderr.each { |l| puts l }
      end

      stdin.close

      wait_thr.value
    end
end

FileUtils.cp hackerbun_target, "aminet/BSDSocket-Extension.lha"
File.open("aminet/BSDSocket-Extension.readme", "w") do |fh|
  fh.puts aminet_template.result(binding)
end