# CURL Request
class CurlRequest

	private var curl = new Curl

	# Shall this request be verbose?
	var verbose: Bool = false is writable

	# Intern perform method, lowest level of request launching
	private fun perform: nullable CurlResponseFailed
	do
		if not self.curl.is_ok then return answer_failure(0, "Curl instance is not correctly initialized")

		var err

		err = self.curl.native.easy_setopt(new CURLOption.verbose, self.verbose)
		if not err.is_ok then return answer_failure(err.to_i, err.to_s)

		err = self.curl.native.easy_perform
		if not err.is_ok then return answer_failure(err.to_i, err.to_s)

		return null
	end

	# Intern method with return a failed answer with given code and message
	private fun answer_failure(error_code: Int, error_msg: String): CurlResponseFailed
	do
		return new CurlResponseFailed(error_code, error_msg)
	end

	# Close low-level resources associated to this request
	#
	# Once closed, this request can't be used again.
	#
	# If this service isn't called explicitly, low-level resources
	# may be freed automatically by the GC.
	fun close do curl.finalize
end