Improve Bithumb API error handling

exchanges/bithumb/bithumb.go

@@ -124,12 +124,22 @@ func (b *Bithumb) GetTicker(symbol string) (Ticker, error) {
 	response := Ticker{}
 	path := fmt.Sprintf("%s%s%s", apiURL, publicTicker, common.StringToUpper(symbol))
 
-	return response, b.SendHTTPRequest(path, &response)
+	err := b.SendHTTPRequest(path, &response)
+	if err != nil {
+		return response, err
+	}
+
+	if response.Status != noError {
+		return response, errors.New(response.Message)
+	}
+
+	return response, nil
 }
 
 // GetAllTickers returns all ticker information
 func (b *Bithumb) GetAllTickers() (map[string]Ticker, error) {
 	type Response struct {
+		ActionStatus
 		Data map[string]interface{}
 	}
 
@@ -141,6 +151,10 @@ func (b *Bithumb) GetAllTickers() (map[string]Ticker, error) {
 		return nil, err
 	}
 
+	if response.Status != noError {
+		return nil, errors.New(response.Message)
+	}
+
 	result := make(map[string]Ticker)
 	for k, v := range response.Data {
 		if k == "date" {
@@ -172,7 +186,16 @@ func (b *Bithumb) GetOrderBook(symbol string) (Orderbook, error) {
 	response := Orderbook{}
 	path := fmt.Sprintf("%s%s%s", apiURL, publicOrderBook, common.StringToUpper(symbol))
 
-	return response, b.SendHTTPRequest(path, &response)
+	err := b.SendHTTPRequest(path, &response)
+	if err != nil {
+		return response, err
+	}
+
+	if response.Status != noError {
+		return response, errors.New(response.Message)
+	}
+
+	return response, nil
 }
 
 // GetRecentTransactions returns recent transactions
@@ -182,7 +205,16 @@ func (b *Bithumb) GetRecentTransactions(symbol string) (RecentTransactions, erro
 	response := RecentTransactions{}
 	path := fmt.Sprintf("%s%s%s", apiURL, publicRecentTransaction, common.StringToUpper(symbol))
 
-	return response, b.SendHTTPRequest(path, &response)
+	err := b.SendHTTPRequest(path, &response)
+	if err != nil {
+		return response, err
+	}
+
+	if response.Status != noError {
+		return response, errors.New(response.Message)
+	}
+
+	return response, nil
 }
 
 // GetAccountInfo returns account information

exchanges/bithumb/bithumb_types.go

@@ -12,6 +12,7 @@ type Ticker struct {
 	Volume7Day   float64 `json:"volume_7day,string"`
 	BuyPrice     float64 `json:"buy_price,string"`
 	SellPrice    float64 `json:"sell_price,string"`
+	ActionStatus
 	//	Date         int64   `json:"date,string"`
 }