// Games
func (db *dbImpl) startGame(ai1, ai2 aiID, init botapi.InitialBoard) (gameID, error) {
var gID gameID
err := db.Update(func(tx *bolt.Tx) error {
b := tx.Bucket(GameBucket)
msg, s, err := capnp.NewMessage(capnp.SingleSegment(nil))
if err != nil {
return err
}
r, err := botapi.NewRootReplay(s)
if err != nil {
return err
}
idNum, err := b.NextSequence()
if err != nil {
return err
}
gID = gameID(strconv.FormatUint(idNum, 10))
r.SetGameId(string(gID))
r.SetInitial(init)
data, err := msg.Marshal()
if err != nil {
return err
}
return b.Put([]byte(gID), data)
})
return gID, err
}
func addReplayRound(orig botapi.Replay, round botapi.Replay_Round) (*capnp.Message, error) {
newMsg, seg, err := capnp.NewMessage(capnp.SingleSegment(nil))
if err != nil {
return nil, err
}
newReplay, err := botapi.NewRootReplay(seg)
if err != nil {
return nil, err
}
gid, err := orig.GameId()
if err != nil {
return nil, err
}
if err := newReplay.SetGameId(gid); err != nil {
return nil, err
}
initBoard, err := orig.Initial()
if err != nil {
return nil, err
}
if err := newReplay.SetInitial(initBoard); err != nil {
return nil, err
}
origRounds, err := orig.Rounds()
if err != nil {
return nil, err
}
rounds, _ := botapi.NewReplay_Round_List(seg, int32(origRounds.Len())+1)
for i := 0; i < origRounds.Len(); i++ {
if err := rounds.Set(i, origRounds.At(i)); err != nil {
return nil, err
}
}
if err := rounds.Set(rounds.Len()-1, round); err != nil {
return nil, err
}
newReplay.SetRounds(rounds)
return newMsg, nil
}