#!/usr/bin/ruby
require "FileUtils";

@flex_dir = "/Applications/Adobe\\ Flash\\ Builder\\ Beta/sdks/4.0.0";
@default_package = "com.roguedevelopment.catalyst";


def compileAll()
  files = Dir.glob("*.fxp");
  files.each do |file|
    compileFxg( file );
  end
end


def compileFxg( file )
  puts "=== #{file}";
  temp_dir = extractZip( file )
  tailPackage = file.gsub(/\.fxp/,"")
  fullPackage = "#{@default_package}.#{tailPackage}"
  package_dir = createPackageDir( temp_dir, fullPackage )
  copyMainToPackage( temp_dir, package_dir)
  copyComponentsToPackage( temp_dir, package_dir)
  removeOldSource(temp_dir)
  alterSourceCodeToPackageStructure(package_dir, fullPackage)
  compileSwc(temp_dir, package_dir, fullPackage, "#{tailPackage}.swc")
  deleteTempDir( temp_dir )
  puts "Done!"
end

def deleteTempDir( temp_dir )
  puts "Deleting temp dir"
  FileUtils.rmtree(temp_dir)
end


def compileSwc( dir , package_dir, package, swc_name)
  createSwcConfig( dir , package_dir, package, swc_name)
  puts " Invoking compc -load-config+=swcconfig.xml"
  puts `#{@flex_dir}/bin/compc -load-config+=swcconfig.xml`
end

def createSwcConfig( dir , package_dir, package, swc_name)
  puts " Creating swcconfig.xml"
  config = File.new("swcconfig.xml","w")  
  config.write("<flex-config>\n")
  config.write("<compiler>\n")
  config.write(" <source-path>\n")
  config.write("  <path-element>#{dir}/src</path-element> \n")
  config.write(" </source-path>\n")
  config.write("</compiler>\n")
  config.write("<output>#{swc_name}</output>\n")  
  config.write("<include-classes>\n")
  files = Dir.glob("#{package_dir}/*")
  files.each do |file|
      classname =  File.basename(file).gsub(/\.[^.]*$/,"")
      config.write(" <class>#{package}.#{classname}</class>\n")
  end
  config.write("</include-classes>\n")
  config.write("</flex-config>\n")  
  config.close
end


# copies the Main.mxml to the new package directory
def copyMainToPackage( temp_dir, package_dir)
  puts " Copying Main.mxml"
  FileUtils.cp("#{temp_dir}/src/Main.mxml", "#{package_dir}")
end


def alterSourceCodeToPackageStructure( package_dir , package)
  files = Dir.glob("#{package_dir}/*")  
  files.each do |file|
    fixPackageName(file, package)
  end  
end


def fixPackageName( file , package)
  puts " Fixing package names in #{file}"
  tempFileName = "#{file}.tmp"
  tempFile = File.new(tempFileName, "w")
  File.open(file).each do |line|
    newLine = line.gsub(/([^.])components\./, "\\1#{package}.")
    tempFile.syswrite(newLine)
  end
  tempFile.close
  FileUtils.rm( file )
  FileUtils.mv( tempFileName, file)
end


def copyComponentsToPackage(temp_dir, package_dir)
  files = Dir.glob("#{temp_dir}/src/components/*")
  files.each do |file|
      puts " Copying #{file} -> #{package_dir}"
      FileUtils.cp(file, "#{package_dir}")
  end
end

def removeOldSource( temp_dir )
  puts " Removing old source locations"
  FileUtils.rmtree( "#{temp_dir}/src/components")
  FileUtils.rm( "#{temp_dir}/src/Main.mxml")
end

def extractZip( file )
  tempDir = "#{file}.tmp";
  puts " Extracting to #{tempDir}"
  FileUtils.rmtree(tempDir) if File::exists?(tempDir)   
  FileUtils.mkdir( tempDir );
  
  FileUtils.chdir( tempDir )  
  `unzip ../#{file}`  
  FileUtils.chdir( ".." )
      
  tempDir
end

def createPackageDir( tempDir , package)
  dir = "#{tempDir}/src"
  package.split(".").each do |pathPart|
    dir = "#{dir}/#{pathPart}"
    puts " Creating directory #{dir}"
    FileUtils.mkdir(dir)
  end
  dir  
end




compileAll();


#FileUtils.mkdir("temp");
#FileUtils.chdir("temp");