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@project_directory = "org/carlfurrow/unhuman"
@project_jar = @project_directory.gsub(/\//,".") + ".jar"

desc "Build the app, output a jar, then run"
    task :default, [:env] do |t, arg|
        Rake::Task[:compile].execute
        # copy the manifest file
        sh "cp src/#{@project_directory}/Manifest.txt bin/"
        Rake::Task[:jar].execute
        Rake::Task[:run].execute(arg)
end

desc "Compile all java files, output .class to bin dir"
task :compile do
    sh "javac -d bin/ src/#{@project_directory}/*.java"
end

desc "Jar-up the bin directory"
    task :jar do
    # get inside of the bin directory, so that the jar doesn't contain bin/
    cd "bin"
    # jar options jarfile inputfiles
    sh "jar cvfm ../jar/#{@project_jar} Manifest.txt ."
    cd ".."
end

desc "Run the output jar"
task :run, [:env] do |t, args|
    if args.env.nil?
        args.env = 'macosx'
    end
    ref_string = get_references_string( get_references() )
    sh "java -cp .#{ref_string} -Djava.library.path=lib/native/#{args.env} org.carlfurrow.unhuman.Game"
end

def get_references
    references = []
    references.push('lib/lwjgl/lwjgl.jar')
    references.push('lib/lwjgl/lwjgl_util.jar')
    references.push('lib/lwjgl/lwjgl_fmod3.jar')
    references.push('lib/lwjgl/lwjgl_devil.jar')
    references.push('lib/lwjgl/lwjgl_jinput.jar')

    references.push("jar/#{@project_jar}")
    reference        
end

def get_references_string(references)
    output = ""
    references.each do |r|
        output += ":#{r}"
    end
    output
end