def build_platform_id() 

  return "#{ARCH}-#{win32? ? 'win32' : RbConfig::CONFIG['host_os']}"

end

# A helper function to download and unpack pre-built stc and librun

# for those who are not lucky enough to have an access to sources

def download_blob_matching(pattern, directory)

  plat = nil

  blob = nil

  sha256 = nil

  if win32? then        

      plat = 'Windows'

  elsif linux?        

    plat = 'Linux'

  else        

    error_unsupported_platform()

  end

  platform = build_platform_id()

  build.artifacts.each do | artifact |    

    if (pattern =~ artifact.name) and (artifact.name.include? platform) then

      if artifact.name.end_with? '.sha256' then

        sha256 = artifact

      else

        blob = artifact

      end

    end

  end

  if not blob then

    error "No artifact matching given pattern found"

  end

  puts "Downloading binary component #{blob.name}"

  blob.download_to(directory)

  if sha256 then

    sha256.download_to(directory)

  end

  unzip directory / blob.name, remove: true

  rm_f directory / sha256.name

end

project :'stx:jv-branch-core' do

  # Core Smalltalk/X - does contain only standard libraries,

  # and development tools. Does not contain any other 'features'

  # like XML suite, Java support. Usable as a basis for standalone

  # applications that needs some JV-branch features.

  import :'stx:baseline'

  # FORKED STC and librun

  package "stx:stc", :repository => :'swing:private:hg', :branch => 'jv', 

    :checkout => (Proc.new do | pkg |

    # Download pre-compiled binary if user has no access to source code    

    if Rake::Stx::Configuration::Repository::find(pkg.repository) then

          checkout pkg.repository, 'stx/stc', :branch => pkg.branch, :revision => pkg.revision

    else

        download_blob_matching(/prebuilt-stc/, BUILD_DIR / 'stx')

      end

    end),

    :update => (Proc.new do | pkg |

      if (File.exists? BUILD_DIR / 'stx' / 'stc' / '.hg' / 'hgrc') then

        update pkg.repository, 'stx/stc', :branch => pkg.branch, :revision => pkg.revision

      else

        warn "Not updating #{pkg.name} as no HG repository found in #{BUILD_DIR / 'stx' / 'stc'}"

    end

  end)

  package "stx:librun", :repository => :'swing:private:hg', :branch => 'jv', 

    :checkout => (Proc.new do | pkg |

    # Download pre-compiled binary if user has no access to source code

    if Rake::Stx::Configuration::Repository::find(pkg.repository) then

          checkout pkg.repository, 'stx/librun', :branch => pkg.branch, :revision => pkg.revision

    else

        download_blob_matching(/prebuilt-librun/, BUILD_DIR / 'stx')

      end

    end),

    :update => (Proc.new do | pkg |

      if (File.exists? BUILD_DIR / 'stx' / 'librun' / '.hg' / 'hgrc') then

        update pkg.repository, 'stx/stc', :branch => pkg.branch, :revision => pkg.revision

      else

        warn "Not updating #{pkg.name} as no HG repository found in #{BUILD_DIR / 'stx' / 'librun'}"

    end

  end)

  # FORKED libraries

  # ======================================================================

  package "stx:libbasic", :repository => :'bitbucket:janvrany', :branch => 'jv'

  package "stx:libbasic2", :repository => :'bitbucket:janvrany', :branch => 'jv'

  package "stx:libbasic3", :repository => :'bitbucket:janvrany', :branch => 'jv'

  package "stx:libcomp", :repository => :'bitbucket:janvrany', :branch => 'jv'

  package "stx:libtool", :repository => :'bitbucket:janvrany', :branch => 'jv'

  package "stx:libtool2",:repository => :'bitbucket:janvrany', :branch => 'jv'

  package "stx:libview", :repository => :'bitbucket:janvrany', :branch => 'jv'

  package "stx:libview2", :repository => :'bitbucket:janvrany', :branch => 'jv'

  package "stx:libwidg", :repository => :'bitbucket:janvrany', :branch => 'jv'

  package "stx:libwidg2", :repository => :'bitbucket:janvrany', :branch => 'jv'

  package "stx:goodies/sunit", :repository => :'bitbucket:janvrany', :branch => 'jv'

  package "stx:goodies/monticello", :repository => :'bitbucket:janvrany', :branch => 'jv'

  package "stx:goodies/refactoryBrowser", :repository => :'bitbucket:janvrany', :branch => 'jv'

  package "stx:libsvn", :repository => :'bitbucket:janvrany', :branch => 'jv'

  # Some more development tools to build and preload

  # ======================================================================

  package "stx:goodies/xml/vw", :repository => :'exept:public'

  package "stx:goodies/xml/stx", :repository => :'exept:public'

  # SmallSense

  package "stx:goodies/regex", :repository => :'exept:public'

  package "stx:goodies/smallsense", :repository => :'bitbucket:janvrany'

  package "stx:goodies/smallsense/refactoring_custom"

  tasks do

    # Build and install documentation for stx:libjava and stx:libscm/mercurial

    task "install:pre" do 

      chdir BUILD_DIR / 'stx' / 'libjava' do

        make "doc-install"

      end

      chdir BUILD_DIR / 'stx' / 'libscm' / 'mercurial' do

        make "doc-install"

      end

    end

    # Try execute run the VM if it starts up

    task :'compile:post' do

      if PROJECT == 'stx:jv-branch' then  

        chdir BUILD_DIR / 'stx' / 'projects' / 'smalltalk' do

          if win32?

            cmd = "smalltalk.bat -I --quick --eval \"Stdout nextPutLine:'OKay, VM runs'. Smalltalk exit: 0\""

          else

            cmd = "./smalltalk -I --quick --eval \"Stdout nextPutLine:'OKay, VM runs'. Smalltalk exit: 0\""

          end

          if not system cmd

            raise Exception.new("Cannot run smalltalk!")

          end

        end

      end

    end

    if win32_wine?

      task :'stx:projects/smalltalk:pre' do   

        chdir (BUILD_DIR / 'stx' / 'projects' / 'smalltalk') do   

          make "buildDate.h"    

        end

      end

    end

    # Hack for badly-named files in libtool

    task :'stx:libtool:post' do

      chdir (BUILD_DIR / 'stx' / 'libtool') do

        # Windows does not support symlinks, copy the file

        if win32?

          if not File.exist? 'Tools_BrowserList.STH'

            cp 'Tools__BrowserList.STH', 'Tools_BrowserList.STH'

          end

          if not File.exist? 'Tools_NavigatorModel.STH'

            cp 'Tools__NavigatorModel.STH', 'Tools_NavigatorModel.STH'

          end

          if not File.exist? 'Tools_NavigationState.STH'

            cp 'Tools__NavigationState.STH', 'Tools_NavigationState.STH'

          end

        else

          if not File.exist? 'Tools_BrowserList.H'

            ln_s 'Tools__BrowserList.H', 'Tools_BrowserList.H'

          end

          if not File.exist? 'Tools_NavigatorModel.H'

            ln_s 'Tools__NavigatorModel.H', 'Tools_NavigatorModel.H'

          end

          if not File.exist? 'Tools_NavigationState.H'

            ln_s 'Tools__NavigationState.H', 'Tools_NavigationState.H'

          end

        end

      end

    end

  end

end

project :'stx:jv-branch' do

  # Standard Smalltalk/X IDE with some nice libraries preloaded

  import :'stx:jv-branch-core'

  app_name "smalltalkx-jv-branch"

  app_version "6.2.5_#{BUILD_ID}"

  # Forked PetitParser

  package "stx:goodies/petitparser", :repository => :'bitbucket:janvrany', :link => false

  package "stx:goodies/petitparser/tests", :link => false

  package "stx:goodies/petitparser/analyzer",  :link => false

  package "stx:goodies/petitparser/analyzer/tests",  :link => false

  # Monticello

  package "stx:libcompat", :repository => :'exept:public'

  package "stx:goodies/communication", :repository => :'exept:public'

  # Java support

  package "stx:libjava", :repository => :'bitbucket:janvrany'

  package "stx:libjava/tools"

  package "stx:libjava/experiments"

  #package "stx:libjava/examples" :link => false

  # Smalltalk/X IDE

  application 'stx:projects/smalltalk', :repository => :'bitbucket:janvrany', :branch => 'jv'

  package 'stx:libscm', :repository => :'bitbucket:janvrany'

  package 'stx:libscm/common', :repository => :'bitbucket:janvrany'

  package 'stx:libscm/mercurial', :repository => :'bitbucket:janvrany'

  package 'stx:libscm/mercurial/monticello', :repository => :'bitbucket:janvrany'

  package 'stx:goodies/ring', :repository => :'bitbucket:janvrany', :link => false

  package 'stx:goodies/libcairo', :repository => :'bitbucket:janvrany', :link => false

  package 'stx:goodies/cypress', :repository => :'bitbucket:janvrany'

  package "stx:goodies/xmlsuite", :repository => :'bitbucket:janvrany'  

  package "stx:goodies/loggia", :repository => :'exept:public', :link => false

  package 'stx:goodies/smaCC',:repository => :'bitbucket:janvrany'

  package 'stx:goodies/regression',:repository => :'bitbucket:janvrany', :branch => 'jv', :link => false

  package "stx:goodies/builder", :repository => :'bitbucket:janvrany',:branch => 'jv', :link => false

  package "stx:goodies/builder/reports"

  # Define a "default" test suite, i.e., a set of tests that are run when

  # user does `rake test`. 

  package 'stx:libview/tests', :test => true;

  package 'stx:libjava', :test => true;

  package 'stx:libjava/tools', :test => true;

  package 'stx:goodies/regression', :test => true;

  package 'stx:libscm/mercurial', :test => true;

  tasks do

    # We need to checkout CharacterEncoderCodeGenerator from stx:goodies

    # because RegressionTests::CharacterTests>>test01_CaseTesting needs that. 

    task 'checkout:post' => BUILD_DIR / 'stx' / 'goodies' / 'CharacterEncoderCodeGenerator.st'

    file (BUILD_DIR / 'stx' / 'goodies' / 'CharacterEncoderCodeGenerator.st') do

      checkout(:'exept:public', 'stx/goodies/CharacterEncoderCodeGenerator.st')      

    end

    task :'install:main' => :'dist:jv-branch'

    task :'dist:jv:pre' => :'stx:jv-branch:extractver'

    if win32?     	

      app_name    = project.app_name      || (raise Exception.new("No app_name property specified"))

	    app_version = project.app_version   || (raise Exception.new("No app_version property specified"))

	    version = app_version.split('_').first

	    install_dir = ARTIFACTS_DIR / BUILD_NAME

	    bin_dir = install_dir / 'bin'

    	cairo_dlls = nil

    	if ARCH == 'i386'

	      cairo_dlls =  [ 

	      	'libcairo-2.dll' ,

					'libfontconfig-1.dll' ,

					'libfreetype-6.dll' ,

					'liblzma-5.dll' ,

					'libpixman-1-0.dll' ,

					'libpng15-15.dll' ,

					'libxml2-2.dll' ,

					'zlib1.dll'

					]

			else

				cairo_dlls =  [ 

	      	'fontconfig.dll' ,

	      	'iconv.dll' ,

	      	'libcairo-2.dll' ,

	      	'libpng16.dll' ,

	      	'libxml2.dll' ,

	      	'pixman-1.dll' ,

	      	'zlib1.dll'

	      ]

			end

    	task :'dist:jv:post' => [ :'stx:jv-branch:extractver' , :'dist:jv:variables' ]

    	cairo_dlls.each do | dll |

    		task :'dist:jv:post' => [ bin_dir / dll ]

				file bin_dir / dll do

					mkdir_p bin_dir

					cp BUILD_DIR / 'stx' / 'goodies' / 'libcairo' / 'support' / 'win32' / (ARCH == 'i386' ? 'i586' : ARCH) / dll , bin_dir / dll

				end

    	end

    end

    task :'dist:jv-branch' => [ :'dist:jv:all',                                                          

                                :'dist:jv:doc' ]

    task :'install:main' => [:'stx:jv-branch:extractver']

    task :'artifacts:main' => [:'stx:jv-branch:extractver']

    task :'artifacts:post' => [:'stx:jv-branch:extractver'] do  

      # Just to be sure, refuse to create stc and librun archives

      # if the directory contain sources. This is to prevent accidental

      # leak of non-disclosed sources. Better safe than sorry!

      if core_developer? || (File.exist? BUILD_DIR / 'stx' / 'stc' / '.hg') || (File.exist? BUILD_DIR / 'stx' / 'stc' / 'CVS') then

        puts "WARNING: NOT CREATING stc archive since directory contains sources!!!"

      else

        # Be paranoid, do cleanup here. Should have been done, but who knows...

        cleanup_stc() 

    	  zip BUILD_DIR / 'stx' / 'stc' , archive: ARTIFACTS_DIR / "#{project.app_name}-#{project.app_version}_#{build_platform_id()}_prebuilt-stc"

      end

      if core_developer? || (File.exist? BUILD_DIR / 'stx' / 'librun' / '.hg') || (File.exist? BUILD_DIR / 'stx' / 'librun' / 'CVS') then

        puts  "WARNING: NOT CREATING librun archive since directory contains sources!!!"

      else

        # Be paranoid, do cleanup here. Should have been done, but who knows...

        cleanup_librun() 

    	  zip BUILD_DIR / 'stx' / 'librun' , archive: ARTIFACTS_DIR / "#{project.app_name}-#{project.app_version}_#{build_platform_id()}_prebuilt-librun"

      end

    end

  end

end

task :'stx:jv-branch:extractver' => :'setup' do

  ver = nil

  if win32?

    stx_exe = 'stx.com'

  else

    stx_exe = './stx'

  end

  chdir BUILD_DIR / 'stx' / 'projects' / 'smalltalk' do

    ver = %x(#{stx_exe} --eval "Stdout nextPutAll: Smalltalk versionString")

    if $?.exitstatus != 0

      raise Exception.new("Failed extract version from stx")

    end

  end

  ver = (ver.split(".")[0..2]).join(".")

  project.app_version "#{ver}_#{BUILD_ID}"

  # This is really ugly. We need to clean that up...

  BUILD_NAME.replace "#{project.app_name}-#{project.app_version}_#{build_platform_id()}"

end

project :'stx:jv-branch:for-reports-only' do

  import :'stx:jv-branch'

  # Sigh, if we're about to run tests only, we don't want to

  # run standard tests so we need to clean test flag. 

  package 'stx:libview/tests', :test => false;

  package 'stx:libjava', :test => false;

  package 'stx:libjava/tools', :test => false;

  package 'stx:goodies/regression', :test => false;

  package 'stx:libscm/mercurial', :test => false;

  tasks do

    task :'stx:projects/smalltalk:pre' do

      chdir BUILD_DIR / 'stx' / 'projects' / 'smalltalk' do

         if win32?

           system "bmake clobber"

         else

           system "make clobber"

         end

      end

    end

    clear :'dist:install' => :'dist:jv-branch'

  end

end