79 lines
1.9 KiB
Gleam
79 lines
1.9 KiB
Gleam
import gleam/erlang/process.{type Subject}
|
|
import gleam/float
|
|
import gleam/otp/actor
|
|
import gleam/result
|
|
import gleam/string
|
|
|
|
import input/key
|
|
import mpv/control.{type Control}
|
|
import tcp/reason
|
|
import tcp/tcp.{type Socket}
|
|
|
|
type State(socket, exit) {
|
|
State(socket: Socket, exit: Subject(Nil))
|
|
}
|
|
|
|
pub fn new(exit: Subject(Nil)) -> Result(Nil, String) {
|
|
// TODO start up mvp here, currently hi-jacking `naviterm`s socket
|
|
let socket_path = "/tmp/naviterm_mpv"
|
|
|
|
case tcp.connect(socket_path) {
|
|
Error(r) -> Error("Could not connect to mpv: " <> reason.to_string(r))
|
|
Ok(socket) -> {
|
|
case
|
|
actor.new(State(socket, exit))
|
|
|> actor.on_message(handle_message)
|
|
|> actor.start
|
|
{
|
|
Error(start_error) ->
|
|
Error("Could not start actor: " <> string.inspect(start_error))
|
|
Ok(actor.Started(data:, ..)) -> {
|
|
echo "waiting for input"
|
|
key.start_raw_shell()
|
|
process.spawn(fn() { read_input(data) })
|
|
Ok(Nil)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
fn handle_message(
|
|
state: State(socket, exit),
|
|
control: Control,
|
|
) -> actor.Next(State(socket, exit), Control) {
|
|
case control {
|
|
control.TogglePlayPause -> {
|
|
echo "toggling play/pause"
|
|
|
|
let _ =
|
|
result.map_error(control.toggle_play_pause(state.socket), fn(err) {
|
|
echo "Could not toggle play/pause: " <> err.details
|
|
})
|
|
|
|
let _ =
|
|
result.map(control.get_playback_time(state.socket), fn(playback) {
|
|
echo "playback: " <> float.to_string(playback.data)
|
|
})
|
|
|
|
actor.continue(state)
|
|
}
|
|
control.Exit -> {
|
|
process.send(state.exit, Nil)
|
|
actor.stop()
|
|
}
|
|
}
|
|
}
|
|
|
|
fn read_input(subject: Subject(Control)) -> Nil {
|
|
case
|
|
key.read_input_until_key([])
|
|
|> control.from_key
|
|
{
|
|
Error(_) -> Nil
|
|
Ok(control) -> process.send(subject, control)
|
|
}
|
|
|
|
read_input(subject)
|
|
}
|