task :default => 'build:linux'

require 'rake/clean'
require "./functions.rb"
verbose(false)

VERSION = "1.0"

$cc = "cc"
$ar = "ar rc"
$ranlib = "ranlib"
$prefix = "/usr"

$cflags = Array.new
$libs = Array.new

$has_iconv = 1

CLEAN.include('src/steed/*.o', 'src/zlib/*.o', 'src/zlib/libz.a', 'desktop/*.desktop')
namespace :build do
 desc "Build from sources for Linux (generic) (default)"
 task :linux do
  puts "Building Steed for Linux."
  configure()  
  $cflags.unshift(" -D_LOCAL_APPDATA") #i swear i would get rid of this s**t
  $cflags.unshift("-g -Wall")
  $cflags.unshift("-Dunix")
  $cflags.push(%Q!-DLANG_PATH='"./lang"' -DSTEAD_PATH='"./stead"'  -DGAMES_PATH='"./games"' -DTHEMES_PATH='"./themes"' -DVERSION='"#{VERSION}"' -DICON_PATH='"./icon"'!)
  
  print "Building Steed.."
  Dir.chdir("src/steed") do
   sources = FileList["graphics.c","input.c","game.c","main.c","instead.c","sound.c","SDL_*.c","config.c","themes.c","menu.c","util.c","cache.c","unzip.c","ioapi.c","unpack.c","lfs.c","idf.c"]
   sources.push ("unix.c")
   print "."
   sources.each do|src|
    sh %Q(#{$cc} -c #{src} #{$cflags.join(" ")})
   end
   sh "#{$cc} #{$cflags.join(" ")} #{sources.ext("o").join(" ")} #{$libs.join(" ")} -o steed"
  end
  sh "ln -fs src/steed/steed ./steed"
 end
 
 task :zlib do
  if File.exist? 'src/zlib/libz.a' then next end
  Dir.chdir("src/zlib") do
   sources = FileList["*.c"]
   sources.each do|src|
    sh %Q(#{$cc} -g -Wall -c #{src} -o #{src.ext("o")})
   end
   sh "#{$ar} libz.a #{sources.ext("o").join(" ")}"
  end
 end
end

desc "Install Steed"
task :install do
 $cflags.unshift("-g -Wall")
 print "Enter prefix path [/usr]:"
 $prefix = STDIN.gets.chomp 
 if ($prefix.empty?) then $prefix = "/usr" end
 $cflags.unshift("-Dunix")
 $cflags.push(%Q!-DLANG_PATH='"#{$prefix}/share/steed/lang"' -DSTEAD_PATH='"#{$prefix}/share/steed/stead"'  -DGAMES_PATH='"#{$prefix}/share/steed/games"' -DTHEMES_PATH='"#{$prefix}/share/steed/themes"' -DVERSION='"#{VERSION}"' -DICON_PATH='"#{$prefix}/share/pixmaps"'!)  
 configure()
 Dir.chdir("src/steed") do
  sources = FileList["graphics.c","input.c","game.c","main.c","instead.c","sound.c","SDL_*.c","config.c","themes.c","menu.c","util.c","cache.c","unzip.c","ioapi.c","unpack.c","lfs.c","idf.c"]
  sources.push ("unix.c")
  sources.each do|src|
   sh %Q(#{$cc} -c #{src} #{$cflags.join(" ")})
  end
  sh "#{$cc} #{$cflags.join(" ")} #{sources.ext("o").join(" ")} #{$libs.join(" ")} -o steed"
 end
 mkdir_p "#{$prefix}/share/steed/lang"
 mkdir_p "#{$prefix}/share/steed/stead"
 mkdir_p "#{$prefix}/share/doc/steed/modules"
 FileList["lang/*.ini"].each do |file|
  cp file,"#{$prefix}/share/steed/lang"
 end
 FileList["stead/*.lua"].each do |file|
  cp file,"#{$prefix}/share/steed/stead"
 end
 FileList["doc/modules/*.txt"].each do |file|
  cp file, "#{$prefix}/share/doc/steed/modules"
 end
 FileList["doc/*.txt","doc/*.html","doc/*.pdf"].each do |file|
  cp file, "#{$prefix}/share/doc/steed"
 end
 Dir.glob("games/*/*.{ini,lua,s3m,xm,it,jpg,png,ogg,wav,bin,ttf}").each do |file|
  mkdir_p $prefix + "/share/steed/games/" + file.split("/").at(-2)
  cp file, $prefix + "/share/steed/games/" + file.split("/").at(-2)
 end
 Dir.glob("games/*/*/*.{ini,lua,s3m,xm,it,jpg,png,ogg,wav,bin,ttf}").each do |file|
  mkdir_p $prefix + "/share/steed/games/" + file.split("/").at(-3) + file.split("/").at(-2)
  cp file, $prefix + "/share/steed/games/" + file.split("/").at(-3) + file.split("/").at(-2)
 end
 Dir.glob("themes/*/*.{ini,jpg,png,ogg,wav,ttf}").each do |file|
  mkdir_p $prefix + "/share/steed/themes/" + file.split("/").at(-2)
  cp file, $prefix + "/share/steed/themes/" + file.split("/").at(-2)
 end
 #todo: icon -> pixmaps
 cp "README", "#{$prefix}/share/doc/steed"
 cp "src/steed/steed", "#{$prefix}/bin"
 puts "Installation complete."
end

namespace :test do
 desc "Test SDL"
 task :sdl do
  sh "#{$cc} ./tests/sdl.c `sdl-config --cflags` `sdl-config --libs` -lSDL_ttf -lSDL_mixer -lSDL_image -o /tmp/sdl-test"
  unless File.exist? '/tmp/sdl-test' then
   puts "Testing SDL... fail"
   puts "Please install sources for sdl, sdl_ttf, sdl_mixer and sdl_image C libraries."
   exit
  end
  puts "Testing SDL... success"
  rm("/tmp/sdl-test")
 end
 
 desc "Test Iconv for encoding conversions"
 task :iconv do
  print "Testing iconv.. "
  sh "#{$cc} ./tests/iconv.c -o /tmp/iconv-test" do |ok, res|
   if !ok then
    puts "fail"
    $has_iconv = 0
   else
    $has_iconv = 1
    sh "rm -f /tmp/iconv-test"
    puts "success"
   end
  end
  if ($has_iconv == 1) then next end
  sh "$cc ./tests/iconv.c -liconv -o /tmp/iconv-test2" do |ok, res|
   if !ok then
    puts "fail"
    $has_iconv = 0
   else
    $has_iconv = 2
    sh "rm -f /tmp/iconv-test2"
    puts "success"
   end
  end
 end
end

namespace :packaging do
 desc "Packaging for Android (debug)"
 task :androiddbg do
  puts "Not implemented yet."
 end

 desc "Packaging for Windows (mingw)"
 task :windows do
  Rake::Task["rake:clean"].invoke
  #print "Enter version [#{VERSION}]"
  #version = STDIN.gets.chomp
  version = VERSION
  #if version.empty? then version = VERSION end
  compiler = detect_mingw()
  $cc = compiler + "-gcc"
  $ar = compiler + "-ar"
  $ranlib = compiler + "-ranlib"
  $cflags.push("-I/usr/#{compiler}/include -I/usr/#{compiler}/include/SDL -Dwindows -D_SDL_MOD_BUG")
  $prefix = "./package/windows"
  $cflags.push(%Q!-DLANG_PATH='"./lang"' -DSTEAD_PATH='"./stead"'  -DGAMES_PATH='"./games"' -DTHEMES_PATH='"./themes"' -DVERSION='"#{version}"' -DICON_PATH='"./icon"'!)  
  
  sh "pkg-config --version >/dev/null" do |ok, res|
   if !ok then
    puts "Error: there is no pkg-config in $PATH."
    exit
   end
  end
  
  sh "pkg-config --cflags libsoup-2.4 >/dev/null" do |ok,res|
   if (ok) then
    $cflags.push "-D_USE_HTTP"
    $cflags.push(`pkg-config --cflags libsoup-2.4`.chomp())
    $libs.push(`pkg-config --libs libsoup-2.4`.chomp())
   end
  end
 
  sh "pkg-config --cflags lua >/dev/null" do |ok,res|
   if (ok) then
    $cflags.push(`pkg-config --cflags lua`.chomp())
    $libs.push(`pkg-config --libs lua`.chomp())
   else
    sh "pkg-config --cflags lua5.1 >/dev/null" do |ok,res|
     if (ok) then
      $cflags.push(`pkg-config --cflags lua5.1`.chomp())
      $libs.push(`pkg-config --libs lua5.1`.chomp())
     else
      puts "Error: lua not found. Please install lua 5.1."
      exit
     end
    end
   end
  end
  
  Dir.chdir("src/zlib") do
   sources = FileList["*.c"]
   sources.each do|src|
    sh %Q(#{$cc} -g -Wall -c #{src} -o #{src.ext("o")})
   end
   sh "#{$ar} -q libz.a #{sources.ext("o").join(" ")}"
   sh "#{$ranlib} libz.a"
  end
  
  print "Enter your mingw prefix (used when compiling iconv and SDL):"
  mingw_prefix = STDIN.gets.chomp
  
  unless File.exist?("#{mingw_prefix}/include/iconv.h")
   $cflags.push("-D_HAVE_ICONV")
   $libs.push("-liconv")
  end
  
  unless File.exist?("#{mingw_prefix}/include/SDL/SDL.h")
   puts ("SDL not found. You should download and compile SDL for mingw.")
   exit
  end
  
  $cflags.push(`#{mingw_prefix}/bin/sdl-config --cflags`)
  $libs.push(`#{mingw_prefix}/bin/sdl-config --libs`)
  $libs.push("-lSDL_ttf -lSDL_mixer -lSDL_image")
  
  sh "#{$cc} ./tests/sdl.c #{$cflags.join(" ")} #{$libs.join(" ")} -mwindows -o /tmp/sdl-test.exe"
  unless File.exist? '/tmp/sdl-test.exe' then
   puts "Please install sources for sdl, sdl_ttf, sdl_mixer and sdl_image C libraries."
   exit
  end
  rm("/tmp/sdl-test.exe")
  
  Dir.chdir("src/steed") do
   sources = FileList["graphics.c","input.c","game.c","main.c","instead.c","sound.c","SDL_*.c","config.c","themes.c","menu.c","util.c","cache.c","unzip.c","ioapi.c","unpack.c","lfs.c","idf.c"]
   sources.push ("windows.c")
   sources.push ("iowin32.c")
   sources.each do|src|
    sh %Q(#{$cc} -c #{src} #{$cflags.join(" ")})
   end
   sh "#{$cc} #{$cflags.join(" ")} #{sources.ext("o").join(" ")} #{$libs.join(" ")} -o #{prefix}/steed.exe"
  end
  #copy_files_local()
 end

 desc "Packaging for Linux (generic)"
 task :linux do
  print "Enter version [#{VERSION}]"
  version = STDIN.gets.chomp
  if version.empty? then version = VERSION end
  $prefix = "./package/unix"
  Rake::Task["rake:clean"].invoke
  copy_files_local()
  sh "7za a #{$prefix}.7z #{$prefix}"
  puts "Packaging complete."
 end
 
 desc "Packaging for Debian and Ubuntu"
 task :debian do
  puts "Not implemented yet."
 end
 
 desc "Packaging for Arch Linux"
 task :arch do
  $prefix = "./package/arch/files"
  Rake::Task["rake:clean"].invoke
  copy_files_local()
  sh "tar -cz -f package/arch/steed_#{VERSION}.tar.gz package/arch/files/*"
  
  require 'digest/md5'
  md5 = Digest::MD5.hexdigest(File.read("package/arch/steed_#{VERSION}.tar.gz"))
  
  File.open('package/arch/PKGBUILD', 'w') do |f| #until steed has no site the path is relative
   f.puts <<"EOF"
# Contributor: Oreolek <keloero@oreolek.ru>
pkgname=steed
pkgver=#{VERSION}
pkgrel=1
pkgdesc="adventure interpreter"
arch=('i686' 'x86_64')
license=('GPL')

depends=('sdl' 'sdl_image' 'sdl_mixer' 'sdl_ttf' 'lua' 'libsoup-2.4')
makedepends=( 'pkgconfig' 'ruby')

source=(./steed_#{VERSION}.tar.gz)
md5sums=#{md5}

build() {
cd $startdir/src/steed-$pkgver
echo '/usr' | rake install
}
EOF
  end
 end
end