[golang] fixed golang api client design mistakes

golang/pkg/api/errors.go

@@ -6,18 +6,37 @@ import (
 	"time"
 )
 
+// ----- 429 --------------------------------------------------------------------
 type RateLimitError struct {
 	LimitType      string    `json:"type"`
-	RetryAfter     float64   `json:"retryAfter"`
+	RetryAfter     Duration  `json:"retryAfter"`
 	LimitBurst     int       `json:"limitBurst"`
 	LimitPerSecond int       `json:"limitPerSecond"`
 	Remaining      int       `json:"remaining"`
 	Reset          time.Time `json:"reset"`
 }
 
-func decode429(msg []byte) (e APIMessage[any, RateLimitError]) {
+func decodeRateLimitError(msg json.RawMessage) RateLimitError {
+	var e RateLimitError
 	if err := json.Unmarshal(msg, &e); err != nil {
-		panic(fmt.Sprintf("Failed to decode419: %+v", err))
+		panic(fmt.Errorf("Failed to decode iapi error code 429 RateLimitError: %v, %w", msg, err))
+	}
+	return e
+}
+
+// ----- 4214 -------------------------------------------------------------------
+type ShipInTransitError struct {
+	Arrival           time.Time `json:"arrival"`
+	DepartureSymbol   string    `json:"departureSymbol"`
+	DepartureTime     time.Time `json:"departureTime"`
+	DestinationSymbol string    `json:"destinationSymbol"`
+	SecondsToArrival  Duration  `json:"secondsToArrival"`
+}
+
+func decodeShipInTransitError(msg json.RawMessage) ShipInTransitError {
+	var e ShipInTransitError
+	if err := json.Unmarshal(msg, &e); err != nil {
+		panic(fmt.Errorf("Failed to decode api error code 4214 ShipInTransitError: %v, %w", msg, err))
 	}
 	return e
 }