class Async::HTTP::Protocol::HTTP2

def call(request)
	request.version ||= self.version
	
	stream = @controller.new_stream
	@count += 1
	
	headers = {
		SCHEME => HTTPS,
		METHOD => request.method.to_s,
		PATH => request.path.to_s,
		AUTHORITY => request.authority.to_s,
	}.merge(request.headers)
	
	finished = Async::Notification.new
	
	exception = nil
	response = Response.new
	response.version = self.version
	response.headers = {}
	body = Body::Writable.new
	response.body = body
	
	stream.on(:headers) do |headers|
		headers.each do |key, value|
			if key == STATUS
				response.status = value.to_i
			elsif key == REASON
				response.reason = value
			else
				response.headers[key] = value
			end
		end
		
		# At this point, we are now expecting two events: data and close.
		stream.on(:close) do |error|
			# If we receive close after this point, it's not a request error, but a failure we need to signal to the body.
			if error
				body.stop(EOFError.new(error))
			else
				body.finish
			end
		end
		
		finished.signal
	end
	
	stream.on(:data) do |chunk|
		body.write(chunk.to_s) unless chunk.empty?
	end
	
	stream.on(:close) do |error|
		# The remote server has closed the connection while we were sending the request.
		if error
			exception = EOFError.new(error)
			finished.signal
		end
	end
	
	if request.body.nil? or request.body.empty?
		stream.headers(headers, end_stream: true)
		request.body.read if request.body
	else
		begin
			stream.headers(headers, end_stream: false)
		rescue
			raise RequestFailed.new
		end
		
		request.body.each do |chunk|
			stream.data(chunk, end_stream: false)
		end
			
		stream.data("", end_stream: true)
	end
	
	start_connection
	@stream.flush
	
	Async.logger.debug(self) {"Stream flushed, waiting for signal."}
	finished.wait
	
	if exception
		raise exception
	end
	
	Async.logger.debug(self) {"Stream finished: #{response.inspect}"}
	return response
end