require 'bundler'
begin
  Bundler.setup
rescue Bundler::BundlerError => e
  warn e.message
  warn 'Run `bundle install` to install missing gems'
  exit e.status_code
end

$LOAD_PATH.unshift(File.join(File.dirname(__FILE__), './lib'))

require 'rake/clean'
require 'rake/testtask'

require 'bibtex/version'

require 'yard'
YARD::Rake::YardocTask.new

Rake::TestTask.new(:test_task) do |t|
  t.libs << 'lib' << 'test'
  t.test_files = FileList['test/**/test_*.rb']
  # t.verbose = true
end

begin
  require 'cucumber/rake/task'
  Cucumber::Rake::Task.new(:features) do |t|
    t.cucumber_opts = '--format progress'
  end
rescue LoadError
  desc 'Cucumber rake task not available'
  task :features do
    abort 'Cucumber rake task is not available. Please install cucumber as a gem or plugin'
  end
end

begin
  require 'coveralls/rake/task'
  Coveralls::RakeTask.new
  task test_with_coveralls: [:test, :features, 'coveralls:push']
rescue LoadError
  # ignore
end

task default: %i[test features]

desc 'Generates the BibTeX parser'
task racc: ['lib/bibtex/parser.rb', 'lib/bibtex/name_parser.rb']

task test: %w[racc test_task]

file 'lib/bibtex/parser.output' => ['lib/bibtex/parser.rb']
file 'lib/bibtex/parser.rb' => ['lib/bibtex/bibtex.y'] do
  # sh 'racc -v -g -o lib/bibtex/parser.rb lib/bibtex/bibtex.y'
  sh 'bundle exec racc -o lib/bibtex/parser.rb lib/bibtex/bibtex.y'
end

file 'lib/bibtex/name_parser.rb' => ['lib/bibtex/names.y'] do
  # sh 'racc -v -g -o lib/bibtex/name_parser.rb lib/bibtex/names.y'
  sh 'bundle exec racc -o lib/bibtex/name_parser.rb lib/bibtex/names.y'
end

desc 'Run an IRB session with BibTeX-Ruby loaded'
task :console, [:script] do |_t, args|
  ARGV.clear

  require 'irb'
  require 'bibtex'

  IRB.conf[:SCRIPT] = args.script
  IRB.start
end

task :check_warnings do
  $VERBOSE = true
  require 'bibtex'

  puts BibTeX::Version::STRING
end

desc 'Runs the benchmarks (and plots the results)'
task benchmark: ['racc'] do
  require File.expand_path('test/benchmark.rb', __dir__)
end
task bm: ['benchmark']

desc 'Runs the profiler'
task profile: ['racc'] do
  require File.expand_path('test/profile.rb', __dir__)
end

desc 'Updates the Manifest file'
task manifest: %w[clean racc] do
  m = File.open('Manifest', 'w')
  m.print FileList['**/*'].reject { |f|
    f.start_with?('coverage') || f =~ /(rbc|swp|~|lock)$/
  }.join("\n")
  m.close
end

desc 'Builds the gem file'
task build: ['manifest'] do
  system 'gem build bibtex-ruby.gemspec'
end

desc 'Pushes the gem file to rubygems.org'
task release: ['build'] do
  system %(git tag "#{BibTeX::Version::STRING}")
  system 'git push --tags'
  system "gem push bibtex-ruby-#{BibTeX::Version::STRING}.gem"
end

CLEAN.include('lib/bibtex/parser.rb')
CLEAN.include('lib/bibtex/parser.output')
CLEAN.include('lib/bibtex/name_parser.rb')
CLEAN.include('lib/bibtex/name_parser.output')
CLEAN.include('*.gem')