require "bundler/setup"
require "rake/testtask"
require "rake/extensiontask"
require "rake/javaextensiontask"
require "rubocop/rake_task"
require 'puma/detect'
require 'rubygems/package_task'
require 'bundler/gem_tasks'

gemspec = Gem::Specification.load(Dir['*.gemspec'].first)
Gem::PackageTask.new(gemspec).define

# Add rubocop task
RuboCop::RakeTask.new

spec = Gem::Specification.load("puma.gemspec")

# generate extension code using Ragel (C and Java)
desc "Generate extension code (C and Java) using Ragel"
task :ragel

file 'ext/puma_http11/http11_parser.c' => ['ext/puma_http11/http11_parser.rl'] do |t|
  begin
    sh "ragel #{t.prerequisites.last} -C -G2 -I ext/puma_http11 -o #{t.name}"
  rescue
    fail "Could not build wrapper using Ragel (it failed or not installed?)"
  end
end
task :ragel => ['ext/puma_http11/http11_parser.c']

file 'ext/puma_http11/org/jruby/puma/Http11Parser.java' => ['ext/puma_http11/http11_parser.java.rl'] do |t|
  begin
    sh "ragel #{t.prerequisites.last} -J -G2 -I ext/puma_http11 -o #{t.name}"
  rescue
    fail "Could not build wrapper using Ragel (it failed or not installed?)"
  end
end
task :ragel => ['ext/puma_http11/org/jruby/puma/Http11Parser.java']

if !Puma.jruby?
  # compile extensions using rake-compiler
  # C (MRI, Rubinius)
  Rake::ExtensionTask.new("puma_http11", spec) do |ext|
    # place extension inside namespace
    ext.lib_dir = "lib/puma"

      CLEAN.include "lib/puma/{1.8,1.9}"
      CLEAN.include "lib/puma/puma_http11.rb"
    end
else
  # Java (JRuby)
  Rake::JavaExtensionTask.new("puma_http11", spec) do |ext|
    ext.lib_dir = "lib/puma"
  end
end

# the following is a fat-binary stub that will be used when
# require 'puma/puma_http11' and will use either 1.8 or 1.9 version depending
# on RUBY_VERSION
file "lib/puma/puma_http11.rb" do |t|
  File.open(t.name, "w") do |f|
    f.puts "RUBY_VERSION =~ /(\d+.\d+)/"
    f.puts 'require "puma/#{$1}/puma_http11"'
  end
end

Rake::TestTask.new(:test)

# tests require extension be compiled, but depend on the platform
if Puma.jruby?
  task :test => [:java]
else
  task :test => [:compile]
end

task :test => [:ensure_no_puma_gem]
task :ensure_no_puma_gem do
  Bundler.with_clean_env do
    out = `gem list puma`.strip
    if !$?.success? || out != ""
      abort "No other puma version should be installed to avoid false positives or loading it by accident but found #{out}"
    end
  end
end

namespace :test do
  desc "Run the integration tests"
  task :integration do
    sh "ruby test/shell/run.rb"
  end

  desc "Run all tests"
  if (Puma.jruby? && ENV['TRAVIS']) || Puma.windows?
    task :all => :test
  else
    task :all => [:test, "test:integration"]
  end
end

task :default => [:rubocop, "test:all"]