import pulsectl

pulse = pulsectl.Pulse('my-client-name')


class my_sink:
    name = "Here goes the name of the sink"
    index = -1
    desc = "Here goes a description"
    sink = ""

    def __init__(self, sink):
        self.name = sink.name
        self.index = sink.index
        self.desc = sink.description
        self.sink = sink

    def __str__(self):
        return f"\"{self.name}\" with index {self.index} and description: \"{self.desc}\""


def get_sinks():
    output_sinks = []
    print(pulse.sink_list())
    for s in pulse.sink_list():
        m = my_sink(s)
        output_sinks.append(m)

    print(output_sinks)
    return output_sinks


def next_sink(output_sinks):
    current_sink = pulse.server_info().default_sink_name
    position = 0
    for s in output_sinks:
        if s.name == current_sink:
            break
        else:
            position += 1

    if position == len(output_sinks) - 1:
        new_output = output_sinks[0]
    else:
        new_output = output_sinks[position+1]

    print(current_sink + " will be switched to " + new_output.name)

    pulse.default_set(new_output.sink)


# Press the green button in the gutter to run the script.
if __name__ == '__main__':
    next_sink(get_sinks())