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fix trader notify interfaae

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This commit is contained in:
c9s 2020-09-19 11:09:20 +08:00
parent ce391bfee7
commit 0f01fdc572
2 changed files with 47 additions and 8 deletions
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7
bbgo/slack.go
View File

@ -1,7 +1,14 @@
package bbgo
import (
"github.com/c9s/bbgo/pkg/bbgo/accounting"
"github.com/c9s/bbgo/pkg/bbgo/types"
)
type Notifier interface {
Notify(format string, args ...interface{})
NotifyTrade(trade *types.Trade)
NotifyPnL(report *accounting.ProfitAndLossReport)
}
type NullNotifier struct{}

46
bbgo/trader.go
View File

@ -12,7 +12,6 @@ import (
"github.com/c9s/bbgo/pkg/bbgo/accounting"
"github.com/c9s/bbgo/pkg/bbgo/config"
"github.com/c9s/bbgo/pkg/bbgo/notifier/slacknotifier"
"github.com/c9s/bbgo/pkg/bbgo/service"
"github.com/c9s/bbgo/pkg/bbgo/exchange/binance"
@ -29,8 +28,6 @@ type Trader struct {
TradeService *service.TradeService
TradeSync *service.TradeSync
Notifier *slacknotifier.Notifier
// Context is trading Context
Context *Context
@ -42,11 +39,16 @@ type Trader struct {
Account *Account
// new fieldss
Exchanges map[string]*binance.Exchange
ExchangeAccounts map[string]*Account
ExchangeStreams map[string]types.PrivateStream
ExchangeSubscriptions map[string][]types.Subscription
Notifiers []Notifier
}
func New(db *sqlx.DB, exchange *binance.Exchange, symbol string) *Trader {
@ -62,10 +64,22 @@ func New(db *sqlx.DB, exchange *binance.Exchange, symbol string) *Trader {
}
}
func (trader *Trader) AddNotifier(notifier Notifier) {
trader.Notifiers = append(trader.Notifiers, notifier)
}
func (trader *Trader) AddExchange(name string, exchange *binance.Exchange) {
trader.Exchanges[name] = exchange
}
func (trader *Trader) Subscribe(exchange string, channel string, symbol string, options types.SubscribeOptions) {
trader.ExchangeSubscriptions[exchange] = append(trader.ExchangeSubscriptions[exchange], types.Subscription{
Channel: channel,
Symbol: symbol,
Options: options,
})
}
func (trader *Trader) Connect(ctx context.Context) error {
for n, ex := range trader.Exchanges {
stream, err := ex.NewPrivateStream()
@ -208,7 +222,7 @@ func (trader *Trader) RunStrategyWithHotReload(ctx context.Context, strategy Str
log.WithError(err).Error("error load config file")
}
trader.Notifier.Notify("config reloaded, restarting trader")
trader.Notify("config reloaded, restarting trader")
traderDone, err = trader.RunStrategy(strategyContext, strategy)
if err != nil {
@ -275,7 +289,7 @@ func (trader *Trader) RunStrategy(ctx context.Context, strategy Strategy) (chan
log.WithError(err).Error("trade insert error")
}
trader.Notifier.NotifyTrade(trade)
trader.NotifyTrade(trade)
trader.ProfitAndLossCalculator.AddTrade(*trade)
_, err := trader.Context.StockManager.AddTrades([]types.Trade{*trade})
if err != nil {
@ -320,11 +334,29 @@ func (trader *Trader) RunStrategy(ctx context.Context, strategy Strategy) (chan
func (trader *Trader) reportPnL() {
report := trader.ProfitAndLossCalculator.Calculate()
report.Print()
trader.Notifier.NotifyPnL(report)
trader.NotifyPnL(report)
}
func (trader *Trader) NotifyPnL(report *accounting.ProfitAndLossReport) {
for _, n := range trader.Notifiers {
n.NotifyPnL(report)
}
}
func (trader *Trader) NotifyTrade(trade *types.Trade) {
for _, n := range trader.Notifiers {
n.NotifyTrade(trade)
}
}
func (trader *Trader) Notify(msg string, args ...interface{}) {
for _, n := range trader.Notifiers {
n.Notify(msg, args...)
}
}
func (trader *Trader) SubmitOrder(ctx context.Context, order *types.SubmitOrder) {
trader.Notifier.Notify(":memo: Submitting %s %s %s order with quantity: %s", order.Symbol, order.Type, order.Side, order.QuantityString, order)
trader.Notify(":memo: Submitting %s %s %s order with quantity: %s", order.Symbol, order.Type, order.Side, order.QuantityString, order)
orderProcessor := &OrderProcessor{
MinQuoteBalance: 0,