require 'fileutils'

module TMPL
	C_MAIN = "#include <stdio.h>\n" \
		"\nint main(int argc, char *argv[]) {\n" \
		"    printf(\"%s\\n\", \"Hello, World!\");\n" \
		"    return 0;\n" \
		"}\n"

	CPP_MAIN = "#include <cstdio>\n" \
			"\nint main(int argc, char *argv[]) {\n" \
			"    std::printf(\"%s\\n\", \"Hello, World!\");\n" \
			"    return 0;\n" \
			"}\n"

	C = lambda { |name, tmpl|
		error("template for \"#{tmpl}\" not found") unless File.exist? "#{TMPLDIR}/#{tmpl}.rb" 
		error("src directory already exists") if File.exist? "src"
		error("build directory already exists") if File.exist? "build"
		error(".git already exists") if File.exist? ".git"	

		FileUtils.mkdir "src"
		FileUtils.mkdir "build"

		buildfile = File.readlines(RUBDIR + "templates/#{tmpl}.rb")
		buildfile.insert(17, "APPNAME=\"#{name}\"\n")
		File.write("build.rb", buildfile.join)

		c_main = File.open("src/main.c", "w")
		c_main.write C_MAIN
		c_main.close

		`git init`
		`git branch -m main`
		message("set git branch to main")
	}

	CPP = lambda { |name, tmpl|
		error("template for \"#{tmpl}\" not found") unless File.exist? "#{TMPLDIR}/#{tmpl}.rb" 
		error("src directory already exists") if File.exist? "src"
		error("build directory already exists") if File.exist? "build"
		error(".git already exists") if File.exist? ".git"	

		FileUtils.mkdir "src"
		FileUtils.mkdir "build"

		buildfile = File.readlines(RUBDIR + "templates/#{tmpl}.rb")
		buildfile.insert(17, "APPNAME=\"#{name}\"\n")
		File.write("build.rb", buildfile.join)

		c_main = File.open("src/main.cpp", "w")
		c_main.write CPP_MAIN
		c_main.close

		`git init`
		`git branch -m main`
		message("set git branch to main")
	}
end