$:.unshift File.dirname(__FILE__)

require 'rubygems'
require 'rake/clean'
require 'rake/testtask'
require 'spec/rake/spectask'
require 'pallet'


# Load other build files
Dir.glob("build/*.rake").each {|x| load x}

# Include JRuby packaging, but doesn't work on MRI
require 'rawr' if ruby_runtime == :jruby

### Constants

PKG_NAME = "yikes"
PKG_VERSION   = "0.1"
PKG_FILE_NAME = "#{PKG_NAME}-#{PKG_VERSION}"

RootDir = File.dirname(__FILE__)
InstallPrefix = get_install_prefix()


########################
## Native library tasks
########################

# libgpac
GPacConfigureFlags = [ "--disable-ipv6", "--disable-wx", "--disable-ssl", "--disable-opengl" ]
#file "libexec/lib/#{libname('libgpac')}" => Dir.glob("ext/gpac/**/*.{c,h,cpp}") do |t|
autoconf_task("gpac", [], GPacConfigureFlags, ["make lib", "make install-lib"], ["make clean"])

# libx264
X264ConfigureFlags = [ 
	'--enable-mp4-output', '--enable-pthread',
	"--extra-cflags=\"-I#{File.join(RootDir, 'lib', 'libexec', 'include')}\"",
	"--extra-ldflags=\"-L#{File.join(RootDir, 'lib', 'libexec', 'lib')}\""
]
autoconf_task("x264", ["gpac"], X264ConfigureFlags)

# libmp4v2
autoconf_task("mp4v2")

# libfaac
FaacConfigureFlags = [ '--with-mp4v2=yes' ]
autoconf_task("faac", ["mp4v2"], FaacConfigureFlags)

# ffmpeg
FFMpegConfigureFlags = [
	"--prefix=#{RootDir}/lib/libexec",
	'--enable-gpl', '--enable-pp', '--enable-swscaler',
	'--enable-libx264', '--enable-libfaac', '--enable-pthreads', 

	# FIXME: I get weird compile errors on OS X unless I disable MMX
	'--disable-ffserver', '--disable-ffplay', '--disable-strip', "--disable-mmx", 
	"--extra-cflags=\"-I#{File.join(RootDir, 'lib', 'libexec', 'include')}\"",
	"--extra-ldflags=\"-L#{File.join(RootDir, 'lib', 'libexec', 'lib')} -lpthread\""
]
autoconf_task("ffmpeg", ["x264", "faac"], FFMpegConfigureFlags)

desc "Process .erb files"
task :expandify do |f|
	Dir.glob("{lib,bin,build}/**/*.erb").each() do |ex|
		expand_erb(ex, ex.gsub(/\.erb$/, ''))
	end
end


########################
## Test Tasks
########################

desc "Run specifications"
Spec::Rake::SpecTask.new("spec") do |t|
	t.spec_files = FileList['spec/**/*_spec.rb']
end

desc "Run Heckle on tests"
task :heckle do |t|
	# Collect a list of defined classes 
	class_list = []
	Dir.glob('lib/**/*.rb').each do |path| 
		File.open(path) do |f| 
			class_list += f.readlines.grep(/^class /) {|x| x.gsub(/class ([a-zA-Z]*).*$/, '\1') }
			class_list.delete_if {|x| x =~ /^\W*$/}
		end
	end

	class_list.each do |x|
		STDERR.puts "Heckling #{x}"
		system("heckle -f #{x}")
	end

#	sh "echo cat " + Dir.glob("lib/**/*.rb").join(' ') + " | grep '^class ' | grep -v 'class <<' | sed -e 's/\\1/g' | xargs -I {} heckle -f"
end

desc "Run all examples with RCov"
Spec::Rake::SpecTask.new('coverage') do |t|
	t.spec_files = FileList['spec/**/*_spec.rb']
	t.rcov = true
	t.rcov_opts = ['--exclude', '.*gems.*']
end

desc "Flog code"
task :flog do |t|
	sh "flog " + Dir.glob("lib/**/*.rb").join(' ') + " | grep '^\\w'"
end 

task :alltest => [
	:spec,
	:coverage,
	:heckle
]

desc "Build Documentation"
task :doc do |t|
end


#######################
## Package building
#######################

Pallet.new('yikes', "0.1") do |p|
	p.author  = 'Paul Betts'
	p.email   = 'paul.betts@gmail.com'
	p.summary = 'An automatic way to put your TV shows on your iPod'
	p.description = <<-DESC.margin
	  |This is a description!
	DESC

	p.packages << Pallet::Gem.new(p) do |gem|
		gem.depends = ['rake']
		gem.files.include FileList['bin/*']
		gem.files.include FileList['share/**/*']
		gem.files.include FileList['lib/**/*']
	end

#	load_os("pallet_deb")
end

desc "Create a bundle folder that has all dependencies included"
task :bundle do
	ENV["REQUIRE2LIB_LIBDIR"] = "#{RootDir}/bundle/lib/yikes"
	sh "#{RootDir}/findlibs/main.rb #{RootDir}/lib/main.rb"
	sh "cp -R #{RootDir}/bin #{RootDir}/bundle/"
	sh "cp -R #{RootDir}/lib/* #{RootDir}/bundle/lib/yikes"
end

desc "Create a bundle folder that has all dependencies included for JRuby"
task :jbundle do
	ENV["REQUIRE2LIB_LIBDIR"] = "#{RootDir}/bundle/lib/yikes"
	sh "jruby #{RootDir}/findlibs/main.rb #{RootDir}/lib/main.rb"
	sh "cp -R #{RootDir}/bin #{RootDir}/bundle/"
	sh "cp -R #{RootDir}/lib/* #{RootDir}/bundle/lib/yikes"
end

#######################
## Gettext section
#######################

require 'gettext/utils'

desc "Create mo-files for l10n"
task :makemo do 
	GetText.create_mofiles(true, "./po", "./data/locale")
end

desc "Update pot/po files to match new version." 
task :updatepo do
	GetText.update_pofiles(PKG_NAME,
			       Dir.glob("{app,lib}/**/*.{rb,html.erb}"),
			       "#{PKG_NAME} #{PKG_VERSION}")
end


#######################
## Final tasks
#######################

desc "Miscellaneous post-build tasks"
task :postbuild => [:expandify] do 
	# FIXME: There's a Rake'y way to do this...
	sh "cp #{RootDir}/build/config.rb #{RootDir}/lib" 
	sh "mkdir -p #{RootDir}/bin && mv #{RootDir}/build/execscript #{RootDir}/bin/yikes"
	sh "chmod +x #{RootDir}/bin/yikes"
end

desc "Run Yikes from the source directory"
task :run do
	sh "mkdir -p #{RootDir}/output"
	sh "ruby #{RootDir}/lib/main.rb --debug -r 10 -l #{RootDir}/spec -t #{RootDir}/output"
end

desc "Run Yikes from the source directory using JRuby"
task :jrun do
	sh "mkdir -p #{RootDir}/output"
	sh "jruby #{RootDir}/lib/main.rb --debug -r 10 -l #{RootDir}/spec -t #{RootDir}/output"
end

# Default Actions
task :default => [
	:updatepo,
	:makemo,
	:expandify,
	:postbuild,
]