1 - added support for submit mode

cmd/trade.go

@@ -181,6 +181,7 @@ func init() {
 			deleteAllOffersAndExit(l, botConfig, client, sdex)
 		}
 
+		submitMode := trader.ParseSubmitMode(botConfig.SubmitMode)
 		timeController := plugins.MakeIntervalTimeController(
 			time.Duration(botConfig.TickIntervalSeconds)*time.Second,
 			botConfig.MaxTickDelayMillis,
@@ -194,6 +195,7 @@ func init() {
 			strat,
 			timeController,
 			botConfig.DeleteCyclesThreshold,
+			submitMode,
 			threadTracker,
 			fixedIterations,
 			dataKey,

examples/configs/trader/sample_trader.cfg

@@ -20,6 +20,9 @@ TICK_INTERVAL_SECONDS=300
 # randomized interval delay in millis
 MAX_TICK_DELAY_MILLIS=0
 
+# the mode to use when submitting - maker_only, taker_only, both (default)
+SUBMIT_MODE="both"
+
 # how many continuous errors in each update cycle can the bot accept before it will delete all offers to protect its exposure.
 # this number has to be exceeded for all the offers to be deleted and any error will be counted only once per update cycle.
 # any time the bot completes a full run successfully this counter will be reset.

trader/config.go

@@ -21,6 +21,7 @@ type BotConfig struct {
 	TickIntervalSeconds    int32  `valid:"-" toml:"TICK_INTERVAL_SECONDS"`
 	MaxTickDelayMillis     int64  `valid:"-" toml:"MAX_TICK_DELAY_MILLIS"`
 	DeleteCyclesThreshold  int64  `valid:"-" toml:"DELETE_CYCLES_THRESHOLD"`
+	SubmitMode             string `valid:"-" toml:"SUBMIT_MODE"`
 	FillTrackerSleepMillis uint32 `valid:"-" toml:"FILL_TRACKER_SLEEP_MILLIS"`
 	HorizonURL             string `valid:"-" toml:"HORIZON_URL"`
 	AlertType              string `valid:"-" toml:"ALERT_TYPE"`

trader/submitMode.go

@@ -0,0 +1,24 @@
+package trader
+
+// SubmitMode is the type of mode to be used when submitting orders to the trader bot
+type SubmitMode uint8
+
+// constants for the SubmitMode
+const (
+	SubmitModeMakerOnly SubmitMode = iota
+	SubmitModeTakerOnly
+	SubmitModeBoth
+)
+
+// ParseSubmitMode converts a string to the SubmitMode constant
+func ParseSubmitMode(submitMode string) SubmitMode {
+	if submitMode == "maker_only" {
+		return SubmitModeMakerOnly
+	}
+
+	if submitMode == "taker_only" {
+		return SubmitModeTakerOnly
+	}
+
+	return SubmitModeBoth
+}

trader/trader.go

@@ -28,6 +28,7 @@ type Trader struct {
 	strat                 api.Strategy // the instance of this bot is bound to this strategy
 	timeController        api.TimeController
 	deleteCyclesThreshold int64
+	submitMode            SubmitMode
 	threadTracker         *multithreading.ThreadTracker
 	fixedIterations       *uint64
 	dataKey               *model.BotKey
@@ -55,6 +56,7 @@ func MakeBot(
 	strat api.Strategy,
 	timeController api.TimeController,
 	deleteCyclesThreshold int64,
+	submitMode SubmitMode,
 	threadTracker *multithreading.ThreadTracker,
 	fixedIterations *uint64,
 	dataKey *model.BotKey,
@@ -69,6 +71,7 @@ func MakeBot(
 		strat:                 strat,
 		timeController:        timeController,
 		deleteCyclesThreshold: deleteCyclesThreshold,
+		submitMode:            submitMode,
 		threadTracker:         threadTracker,
 		fixedIterations:       fixedIterations,
 		dataKey:               dataKey,