task :build do
  title "Building the gem"
end

require "bundler/gem_tasks"

# Bootstrap task
#-----------------------------------------------------------------------------#

desc "Initializes your working copy to run the specs"
task :bootstrap, :use_bundle_dir? do |t, args|
  title "Environment bootstrap"

  puts "Updating submodules"
  execute_command "git submodule update --init --recursive"

  require 'rbconfig'
  if RbConfig::CONFIG['prefix'] == '/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr'
    # Workaround Apple's mess. See https://github.com/CocoaPods/Xcodeproj/issues/137
    #
    # TODO This is not as correct as actually fixing the issue, figure out if we
    # can override these build flags:
    #
    # ENV['DLDFLAGS'] = '-undefined dynamic_lookup -multiply_defined suppress'
    ENV['ARCHFLAGS'] = '-Wno-error=unused-command-line-argument-hard-error-in-future'
  end

  puts "Installing gems"
  if args[:use_bundle_dir?]
    execute_command "env XCODEPROJ_BUILD=1 bundle install --path ./travis_bundle_dir"
  else
    execute_command "env XCODEPROJ_BUILD=1 bundle install"
  end

  puts "Checking for hg and bzr..."
  if `which hg`.strip.empty?
    puts "Please install Mercurial: `brew install hg`"
  end

  if `which bzr`.strip.empty?
    puts "Please install Bazaar: `brew install bzr`"
  end
end

# Post release
#-----------------------------------------------------------------------------#

desc "Updates the last know version of CocoaPods in the specs repo"
task :post_release do
  title "Updating last known version in Specs repo"
  specs_branch = 'master'
  Dir.chdir('../Specs') do
    puts Dir.pwd
    sh "git checkout #{specs_branch}"
    sh "git pull"

    yaml_file  = 'CocoaPods-version.yml'
    unless File.exist?(yaml_file)
      $stderr.puts "[!] Unable to find #{yaml_file}!"
      exit 1
    end
    require 'yaml'
    cocoapods_version = YAML.load_file(yaml_file)
    cocoapods_version['last'] = gem_version
    File.open(yaml_file, "w") do |f|
      f.write(cocoapods_version.to_yaml)
    end

    sh "git commit #{yaml_file} -m 'CocoaPods release #{gem_version}'"
    sh "git push"
  end
end

# Spec
#-----------------------------------------------------------------------------#

namespace :spec do

  def specs(dir)
    FileList["spec/#{dir}/*_spec.rb"].shuffle.join(' ')
  end

  #--------------------------------------#

  desc "Automatically run specs for updated files"
  task :kick do
    exec "bundle exec kicker -c"
  end

  #--------------------------------------#

  unit_specs_command = "bundle exec bacon #{specs('unit/**')}"

  desc "Run the unit specs"
  task :unit => :unpack_fixture_tarballs do
    sh unit_specs_command
  end

  desc "Run the unit specs quietly (fail fast, display only one failure)"
  task :unit_quiet => :unpack_fixture_tarballs do
    sh "#{unit_specs_command} -q"
  end

  #--------------------------------------#

  desc "Run the functional specs"
  task :functional => :unpack_fixture_tarballs do
    sh "bundle exec bacon #{specs('functional/**')}"
  end

  #--------------------------------------#

  desc "Run the integration spec"
  task :integration do
    unless File.exists?('spec/cocoapods-integration-specs')
      $stderr.puts "Integration files not checked out. Run `rake bootstrap`"
      exit 1
    end

    sh "bundle exec bacon spec/integration.rb"
  end

  # Default task
  #--------------------------------------#
  #
  # The specs helper interfere with the integration 2 specs and thus they need
  # to be run separately.
  #
  task :all => :unpack_fixture_tarballs do
    ENV['GENERATE_COVERAGE'] = 'true'

    title 'Running the specs'
    sh    "bundle exec bacon #{specs('**')}"

    title 'Running Integration tests'
    sh    "bundle exec bacon spec/integration.rb"

    title 'Running examples'
    Rake::Task['examples:build'].invoke
  end

  # The integration 2 tests and the examples use the normal CocoaPods setup.
  #
  desc "Run all specs and build all examples"
  task :ci => :unpack_fixture_tarballs do
    title 'Running the specs'
    sh "bundle exec bacon #{specs('**')}"

    require 'pathname'
    unless Pathname.new(ENV['HOME']+'/.cocoapods/repos/master').exist?
      title 'Ensuring specs repo is up to date'
      sh    "./bin/pod setup"
    end

    title 'Running Integration tests'
    sh "bundle exec bacon spec/integration.rb"

    title 'Running examples'
    Rake::Task['examples:build'].invoke
  end

  desc "Rebuild all the fixture tarballs"
  task :rebuild_fixture_tarballs do
    tarballs = FileList['spec/fixtures/**/*.tar.gz']
    tarballs.each do |tarball|
      basename = File.basename(tarball)
      sh "cd #{File.dirname(tarball)} && rm #{basename} && env COPYFILE_DISABLE=1 tar -zcf #{basename} #{basename[0..-8]}"
    end
  end

  desc "Unpacks all the fixture tarballs"
  task :unpack_fixture_tarballs do
    tarballs = FileList['spec/fixtures/**/*.tar.gz']
    tarballs.each do |tarball|
      basename = File.basename(tarball)
      Dir.chdir(File.dirname(tarball)) do
        sh "rm -rf #{basename[0..-8]} && tar zxf #{basename}"
      end
    end
  end

  desc "Removes the stored VCR fixture"
  task :clean_vcr do
    sh "rm -f spec/fixtures/vcr/tarballs.yml"
  end

  desc "Rebuilds integration fixtures"
  task :rebuild_integration_fixtures do
    title 'Running Integration tests'
    `bundle exec bacon spec/integration.rb`

    title 'Storing fixtures'
    # Copy the files to the files produced by the specs to the after folders
    FileList['tmp/*'].each do |source|
      destination = "spec/cocoapods-integration-specs/#{source.gsub('tmp/','')}/after"
      if File.exists?(destination)
        sh "rm -rf #{destination}"
        sh "mv #{source} #{destination}"
      end
    end

    # Remove files not used for the comparison
    # To keep the git diff clean
    files_to_delete = FileList['spec/cocoapods-integration-specs/*/after/{Podfile,*.podspec,**/*.xcodeproj,PodTest-hg-source}']
    files_to_delete.exclude('/spec/cocoapods-integration-specs/init_single_platform/**/*.*')
    files_to_delete.each do |file_to_delete|
      sh "rm -rf #{file_to_delete}"
    end

    puts
    puts "Integration fixtures updated, commit and push in the `spec/cocoapods-integration-specs` submodule"
  end

  task :clean_env => [:clean_vcr, :unpack_fixture_tarballs, "ext:cleanbuild"]
end

# Examples
#-----------------------------------------------------------------------------#

task :examples => "examples:build"
namespace :examples do

  desc "Open all example workspaces in Xcode, which recreates the schemes."
  task :recreate_workspace_schemes do
    examples.each do |example|
      Dir.chdir(example.to_s) do
        # TODO we need to open the workspace in Xcode at least once, otherwise it might not contain schemes.
        # The schemes do not seem to survive a SCM round-trip.
        sh "open '#{example.basename}.xcworkspace'"
        sleep 5
      end
    end
  end

  desc "Build all examples"
  task :build do
    Dir.chdir("examples/AFNetworking Example") do
      puts "Installing Pods"
      # pod_command = ENV['FROM_GEM'] ? 'sandbox-pod' : 'bundle exec ../../bin/sandbox-pod'
      # TODO: The sandbox is blocking local git repos making bundler crash
      pod_command = ENV['FROM_GEM'] ? 'sandbox-pod' : 'bundle exec ../../bin/pod'

      execute_command "rm -rf Pods"
      execute_command "#{pod_command} install --verbose --no-repo-update"

      puts "Building example: AFNetworking Mac Example'"
      execute_command "xcodebuild -workspace 'AFNetworking Examples.xcworkspace' -scheme 'AFNetworking Example' clean install"

      puts "Building example: AFNetworking iOS Example'"
      xcode_version = `xcodebuild -version`.scan(/Xcode (.*)\n/).first.first
      major_version = xcode_version.split('.').first.to_i
      # Specifically build against the simulator SDK so we don't have to deal with code signing.
      if  major_version > 4
        execute_command "xcodebuild -workspace 'AFNetworking Examples.xcworkspace' -scheme 'AFNetworking iOS Example' clean install ONLY_ACTIVE_ARCH=NO -destination 'platform=iOS Simulator,name=iPhone Retina (4-inch)'"
      else
        sdk = Dir.glob("#{`xcode-select -print-path`.chomp}/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator*.sdk").last
        execute_command "xcodebuild -workspace 'AFNetworking Examples.xcworkspace' -scheme 'AFNetworking iOS Example' clean install ONLY_ACTIVE_ARCH=NO  -sdk #{sdk}"
      end
    end
  end
end

#-----------------------------------------------------------------------------#

desc "Run all specs"
task :spec => 'spec:all'

task :default => :spec

# Helpers
#-----------------------------------------------------------------------------#

def execute_command(command)
  if ENV['VERBOSE']
    sh(command)
  else
    output = `#{command} 2>&1`
    raise output unless $?.success?
  end
end

def gem_version
  require File.expand_path('../lib/cocoapods/gem_version.rb', __FILE__)
  Pod::VERSION
end

def title(title)
  cyan_title = "\033[0;36m#{title}\033[0m"
  puts
  puts "-" * 80
  puts cyan_title
  puts "-" * 80
  puts
end

