func play(s game.State, limit time.Duration) game.State {
f := s.Futures()
if len(f) == 0 {
panic("Ah! There are no future states. Why'd the server send this to me? =( ")
}
return *f[0]
}
func gameFromAI(host string, state *game.State) (*game.State, error) {
mr := api.MoveRequest{
State: *state,
LimitMilli: toMillisecondCount(api.DefaultMoveLimit),
}
var buf bytes.Buffer
if err := json.NewEncoder(&buf).Encode(&mr); err != nil {
return nil, err
}
var rawResponse bytes.Buffer // will contain response if HTTP request is successful
f := func() error {
resp, err := http.Post("http://"+host+api.MovePath, "application/json", bytes.NewBuffer(buf.Bytes()))
if err != nil {
return err
}
defer resp.Body.Close()
io.Copy(&rawResponse, resp.Body)
return nil
}
if err := withRetries(f); err != nil {
return nil, err
}
responseGame := &game.State{}
if err := json.NewDecoder(&rawResponse).Decode(responseGame); err != nil {
return nil, err
}
if !state.ValidFuture(responseGame) {
return nil, fmt.Errorf("game parsed correctly, but isn't a valid future")
}
return responseGame, nil
}