refactor orderbook requests with requestgen

pkg/exchange/kucoin/kucoinapi/cancel_all_order_request_requestgen.go

@@ -18,9 +18,21 @@ func (r *CancelAllOrderRequest) TradeType(tradeType string) *CancelAllOrderReque
 	return r
 }
 
-func (r *CancelAllOrderRequest) GetParameters() (map[string]interface{}, error) {
+// GetQueryParameters builds and checks the query parameters and returns url.Values
+func (r *CancelAllOrderRequest) GetQueryParameters() (url.Values, error) {
 	var params = map[string]interface{}{}
 
+	query := url.Values{}
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParameters builds and checks the parameters and return the result in a map object
+func (r *CancelAllOrderRequest) GetParameters() (map[string]interface{}, error) {
+	var params = map[string]interface{}{}
 	// check symbol field -> json key symbol
 	if r.symbol != nil {
 		symbol := *r.symbol
@@ -28,7 +40,6 @@ func (r *CancelAllOrderRequest) GetParameters() (map[string]interface{}, error)
 		// assign parameter of symbol
 		params["symbol"] = symbol
 	}
-
 	// check tradeType field -> json key tradeType
 	if r.tradeType != nil {
 		tradeType := *r.tradeType
@@ -40,6 +51,7 @@ func (r *CancelAllOrderRequest) GetParameters() (map[string]interface{}, error)
 	return params, nil
 }
 
+// GetParametersQuery converts the parameters from GetParameters into the url.Values format
 func (r *CancelAllOrderRequest) GetParametersQuery() (url.Values, error) {
 	query := url.Values{}
 
@@ -55,6 +67,7 @@ func (r *CancelAllOrderRequest) GetParametersQuery() (url.Values, error) {
 	return query, nil
 }
 
+// GetParametersJSON converts the parameters from GetParameters into the JSON format
 func (r *CancelAllOrderRequest) GetParametersJSON() ([]byte, error) {
 	params, err := r.GetParameters()
 	if err != nil {

pkg/exchange/kucoin/kucoinapi/cancel_order_request_accessors.go

@@ -1,65 +0,0 @@
-// Code generated by "requestgen -type CancelOrderRequest"; DO NOT EDIT.
-
-package kucoinapi
-
-import (
-	"encoding/json"
-	"fmt"
-	"net/url"
-)
-
-func (c *CancelOrderRequest) OrderID(orderID string) *CancelOrderRequest {
-	c.orderID = &orderID
-	return c
-}
-
-func (c *CancelOrderRequest) ClientOrderID(clientOrderID string) *CancelOrderRequest {
-	c.clientOrderID = &clientOrderID
-	return c
-}
-
-func (c *CancelOrderRequest) GetParameters() (map[string]interface{}, error) {
-	var params = map[string]interface{}{}
-
-	// check orderID field -> json key orderID
-	if c.orderID != nil {
-		orderID := *c.orderID
-
-		// assign parameter of orderID
-		params["orderID"] = orderID
-	}
-
-	// check clientOrderID field -> json key clientOrderID
-	if c.clientOrderID != nil {
-		clientOrderID := *c.clientOrderID
-
-		// assign parameter of clientOrderID
-		params["clientOrderID"] = clientOrderID
-	}
-
-	return params, nil
-}
-
-func (c *CancelOrderRequest) GetParametersQuery() (url.Values, error) {
-	query := url.Values{}
-
-	params, err := c.GetParameters()
-	if err != nil {
-		return query, err
-	}
-
-	for k, v := range params {
-		query.Add(k, fmt.Sprintf("%v", v))
-	}
-
-	return query, nil
-}
-
-func (c *CancelOrderRequest) GetParametersJSON() ([]byte, error) {
-	params, err := c.GetParameters()
-	if err != nil {
-		return nil, err
-	}
-
-	return json.Marshal(params)
-}

pkg/exchange/kucoin/kucoinapi/cancel_order_request_requestgen.go

@@ -0,0 +1,78 @@
+// Code generated by "requestgen -type CancelOrderRequest"; DO NOT EDIT.
+
+package kucoinapi
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/url"
+)
+
+func (r *CancelOrderRequest) OrderID(orderID string) *CancelOrderRequest {
+	r.orderID = &orderID
+	return r
+}
+
+func (r *CancelOrderRequest) ClientOrderID(clientOrderID string) *CancelOrderRequest {
+	r.clientOrderID = &clientOrderID
+	return r
+}
+
+// GetQueryParameters builds and checks the query parameters and returns url.Values
+func (r *CancelOrderRequest) GetQueryParameters() (url.Values, error) {
+	var params = map[string]interface{}{}
+
+	query := url.Values{}
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParameters builds and checks the parameters and return the result in a map object
+func (r *CancelOrderRequest) GetParameters() (map[string]interface{}, error) {
+	var params = map[string]interface{}{}
+	// check orderID field -> json key orderID
+	if r.orderID != nil {
+		orderID := *r.orderID
+
+		// assign parameter of orderID
+		params["orderID"] = orderID
+	}
+	// check clientOrderID field -> json key clientOrderID
+	if r.clientOrderID != nil {
+		clientOrderID := *r.clientOrderID
+
+		// assign parameter of clientOrderID
+		params["clientOrderID"] = clientOrderID
+	}
+
+	return params, nil
+}
+
+// GetParametersQuery converts the parameters from GetParameters into the url.Values format
+func (r *CancelOrderRequest) GetParametersQuery() (url.Values, error) {
+	query := url.Values{}
+
+	params, err := r.GetParameters()
+	if err != nil {
+		return query, err
+	}
+
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParametersJSON converts the parameters from GetParameters into the JSON format
+func (r *CancelOrderRequest) GetParametersJSON() ([]byte, error) {
+	params, err := r.GetParameters()
+	if err != nil {
+		return nil, err
+	}
+
+	return json.Marshal(params)
+}

pkg/exchange/kucoin/kucoinapi/get_fills_request_requestgen.go

@@ -40,9 +40,21 @@ func (r *GetFillsRequest) EndAt(endAt time.Time) *GetFillsRequest {
 	return r
 }
 
-func (r *GetFillsRequest) GetParameters() (map[string]interface{}, error) {
+// GetQueryParameters builds and checks the query parameters and returns url.Values
+func (r *GetFillsRequest) GetQueryParameters() (url.Values, error) {
 	var params = map[string]interface{}{}
 
+	query := url.Values{}
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParameters builds and checks the parameters and return the result in a map object
+func (r *GetFillsRequest) GetParameters() (map[string]interface{}, error) {
+	var params = map[string]interface{}{}
 	// check orderID field -> json key orderId
 	if r.orderID != nil {
 		orderID := *r.orderID
@@ -50,7 +62,6 @@ func (r *GetFillsRequest) GetParameters() (map[string]interface{}, error) {
 		// assign parameter of orderID
 		params["orderId"] = orderID
 	}
-
 	// check symbol field -> json key symbol
 	if r.symbol != nil {
 		symbol := *r.symbol
@@ -58,7 +69,6 @@ func (r *GetFillsRequest) GetParameters() (map[string]interface{}, error) {
 		// assign parameter of symbol
 		params["symbol"] = symbol
 	}
-
 	// check side field -> json key side
 	if r.side != nil {
 		side := *r.side
@@ -75,7 +85,6 @@ func (r *GetFillsRequest) GetParameters() (map[string]interface{}, error) {
 		// assign parameter of side
 		params["side"] = side
 	}
-
 	// check orderType field -> json key type
 	if r.orderType != nil {
 		orderType := *r.orderType
@@ -92,28 +101,27 @@ func (r *GetFillsRequest) GetParameters() (map[string]interface{}, error) {
 		// assign parameter of orderType
 		params["type"] = orderType
 	}
-
 	// check startAt field -> json key startAt
 	if r.startAt != nil {
 		startAt := *r.startAt
 
 		// assign parameter of startAt
-		// convert time.Time to milliseconds time
+		// convert time.Time to milliseconds time stamp
 		params["startAt"] = strconv.FormatInt(startAt.UnixNano()/int64(time.Millisecond), 10)
 	}
-
 	// check endAt field -> json key endAt
 	if r.endAt != nil {
 		endAt := *r.endAt
 
 		// assign parameter of endAt
-		// convert time.Time to milliseconds time
+		// convert time.Time to milliseconds time stamp
 		params["endAt"] = strconv.FormatInt(endAt.UnixNano()/int64(time.Millisecond), 10)
 	}
 
 	return params, nil
 }
 
+// GetParametersQuery converts the parameters from GetParameters into the url.Values format
 func (r *GetFillsRequest) GetParametersQuery() (url.Values, error) {
 	query := url.Values{}
 
@@ -129,6 +137,7 @@ func (r *GetFillsRequest) GetParametersQuery() (url.Values, error) {
 	return query, nil
 }
 
+// GetParametersJSON converts the parameters from GetParameters into the JSON format
 func (r *GetFillsRequest) GetParametersJSON() ([]byte, error) {
 	params, err := r.GetParameters()
 	if err != nil {

pkg/exchange/kucoin/kucoinapi/get_k_lines_request_accessors.go

@@ -1,100 +0,0 @@
-// Code generated by "requestgen -type GetKLinesRequest"; DO NOT EDIT.
-
-package kucoinapi
-
-import (
-	"encoding/json"
-	"fmt"
-	"net/url"
-	"strconv"
-	"time"
-)
-
-func (g *GetKLinesRequest) Symbol(symbol string) *GetKLinesRequest {
-	g.symbol = symbol
-	return g
-}
-
-func (g *GetKLinesRequest) Interval(interval string) *GetKLinesRequest {
-	g.interval = interval
-	return g
-}
-
-func (g *GetKLinesRequest) StartAt(startAt time.Time) *GetKLinesRequest {
-	g.startAt = &startAt
-	return g
-}
-
-func (g *GetKLinesRequest) EndAt(endAt time.Time) *GetKLinesRequest {
-	g.endAt = &endAt
-	return g
-}
-
-func (g *GetKLinesRequest) GetParameters() (map[string]interface{}, error) {
-	var params = map[string]interface{}{}
-
-	// check symbol field -> json key symbol
-	symbol := g.symbol
-
-	// assign parameter of symbol
-	params["symbol"] = symbol
-
-	// check interval field -> json key type
-	interval := g.interval
-
-	switch interval {
-	case "1min", "3min", "5min", "15min", "30min", "1hour", "2hour", "4hour", "6hour", "8hour", "12hour", "1day", "1week":
-		params["type"] = interval
-
-	default:
-		return params, fmt.Errorf("type value %v is invalid", interval)
-
-	}
-
-	// assign parameter of interval
-	params["type"] = interval
-
-	// check startAt field -> json key startAt
-	if g.startAt != nil {
-		startAt := *g.startAt
-
-		// assign parameter of startAt
-		// convert time.Time to seconds time stamp
-		params["startAt"] = strconv.FormatInt(startAt.Unix(), 10)
-	}
-
-	// check endAt field -> json key endAt
-	if g.endAt != nil {
-		endAt := *g.endAt
-
-		// assign parameter of endAt
-		// convert time.Time to seconds time stamp
-		params["endAt"] = strconv.FormatInt(endAt.Unix(), 10)
-	}
-
-	return params, nil
-}
-
-func (g *GetKLinesRequest) GetParametersQuery() (url.Values, error) {
-	query := url.Values{}
-
-	params, err := g.GetParameters()
-	if err != nil {
-		return query, err
-	}
-
-	for k, v := range params {
-		query.Add(k, fmt.Sprintf("%v", v))
-	}
-
-	return query, nil
-}
-
-func (g *GetKLinesRequest) GetParametersJSON() ([]byte, error) {
-	params, err := g.GetParameters()
-	if err != nil {
-		return nil, err
-	}
-
-	return json.Marshal(params)
-}

pkg/exchange/kucoin/kucoinapi/get_k_lines_request_requestgen.go

@@ -0,0 +1,111 @@
+// Code generated by "requestgen -type GetKLinesRequest"; DO NOT EDIT.
+
+package kucoinapi
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/url"
+	"strconv"
+	"time"
+)
+
+func (r *GetKLinesRequest) Symbol(symbol string) *GetKLinesRequest {
+	r.symbol = symbol
+	return r
+}
+
+func (r *GetKLinesRequest) Interval(interval string) *GetKLinesRequest {
+	r.interval = interval
+	return r
+}
+
+func (r *GetKLinesRequest) StartAt(startAt time.Time) *GetKLinesRequest {
+	r.startAt = &startAt
+	return r
+}
+
+func (r *GetKLinesRequest) EndAt(endAt time.Time) *GetKLinesRequest {
+	r.endAt = &endAt
+	return r
+}
+
+// GetQueryParameters builds and checks the query parameters and returns url.Values
+func (r *GetKLinesRequest) GetQueryParameters() (url.Values, error) {
+	var params = map[string]interface{}{}
+
+	query := url.Values{}
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParameters builds and checks the parameters and return the result in a map object
+func (r *GetKLinesRequest) GetParameters() (map[string]interface{}, error) {
+	var params = map[string]interface{}{}
+	// check symbol field -> json key symbol
+	symbol := r.symbol
+
+	// assign parameter of symbol
+	params["symbol"] = symbol
+	// check interval field -> json key type
+	interval := r.interval
+
+	switch interval {
+	case "1min", "3min", "5min", "15min", "30min", "1hour", "2hour", "4hour", "6hour", "8hour", "12hour", "1day", "1week":
+		params["type"] = interval
+
+	default:
+		return params, fmt.Errorf("type value %v is invalid", interval)
+
+	}
+
+	// assign parameter of interval
+	params["type"] = interval
+	// check startAt field -> json key startAt
+	if r.startAt != nil {
+		startAt := *r.startAt
+
+		// assign parameter of startAt
+		// convert time.Time to seconds time stamp
+		params["startAt"] = strconv.FormatInt(startAt.Unix(), 10)
+	}
+	// check endAt field -> json key endAt
+	if r.endAt != nil {
+		endAt := *r.endAt
+
+		// assign parameter of endAt
+		// convert time.Time to seconds time stamp
+		params["endAt"] = strconv.FormatInt(endAt.Unix(), 10)
+	}
+
+	return params, nil
+}
+
+// GetParametersQuery converts the parameters from GetParameters into the url.Values format
+func (r *GetKLinesRequest) GetParametersQuery() (url.Values, error) {
+	query := url.Values{}
+
+	params, err := r.GetParameters()
+	if err != nil {
+		return query, err
+	}
+
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParametersJSON converts the parameters from GetParameters into the JSON format
+func (r *GetKLinesRequest) GetParametersJSON() ([]byte, error) {
+	params, err := r.GetParameters()
+	if err != nil {
+		return nil, err
+	}
+
+	return json.Marshal(params)
+}

pkg/exchange/kucoin/kucoinapi/get_order_book_level_2_depth_100_request_requestgen.go

@@ -0,0 +1,95 @@
+// Code generated by "requestgen -method GET -responseType .APIResponse -responseDataField Data -type GetOrderBookLevel2Depth100Request -url /api/v1/market/orderbook/level2_100 -responseDataType .OrderBook"; DO NOT EDIT.
+
+package kucoinapi
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"net/url"
+)
+
+func (g *GetOrderBookLevel2Depth100Request) Symbol(symbol string) *GetOrderBookLevel2Depth100Request {
+	g.symbol = symbol
+	return g
+}
+
+// GetQueryParameters builds and checks the query parameters and returns url.Values
+func (g *GetOrderBookLevel2Depth100Request) GetQueryParameters() (url.Values, error) {
+	var params = map[string]interface{}{}
+	// check symbol field -> json key symbol
+	symbol := g.symbol
+
+	// assign parameter of symbol
+	params["symbol"] = symbol
+
+	query := url.Values{}
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParameters builds and checks the parameters and return the result in a map object
+func (g *GetOrderBookLevel2Depth100Request) GetParameters() (map[string]interface{}, error) {
+	var params = map[string]interface{}{}
+
+	return params, nil
+}
+
+// GetParametersQuery converts the parameters from GetParameters into the url.Values format
+func (g *GetOrderBookLevel2Depth100Request) GetParametersQuery() (url.Values, error) {
+	query := url.Values{}
+
+	params, err := g.GetParameters()
+	if err != nil {
+		return query, err
+	}
+
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParametersJSON converts the parameters from GetParameters into the JSON format
+func (g *GetOrderBookLevel2Depth100Request) GetParametersJSON() ([]byte, error) {
+	params, err := g.GetParameters()
+	if err != nil {
+		return nil, err
+	}
+
+	return json.Marshal(params)
+}
+
+func (g *GetOrderBookLevel2Depth100Request) Do(ctx context.Context) (*OrderBook, error) {
+
+	// no body params
+	var params interface{}
+	query, err := g.GetQueryParameters()
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := g.client.NewRequest(ctx, "GET", "/api/v1/market/orderbook/level2_100", query, params)
+	if err != nil {
+		return nil, err
+	}
+
+	response, err := g.client.SendRequest(req)
+	if err != nil {
+		return nil, err
+	}
+
+	var apiResponse APIResponse
+	if err := response.DecodeJSON(&apiResponse); err != nil {
+		return nil, err
+	}
+	var data OrderBook
+	if err := json.Unmarshal(apiResponse.Data, &data); err != nil {
+		return nil, err
+	}
+	return &data, nil
+}

pkg/exchange/kucoin/kucoinapi/get_order_book_level_2_depth_20_request_requestgen.go

@@ -0,0 +1,95 @@
+// Code generated by "requestgen -method GET -responseType .APIResponse -responseDataField Data -type GetOrderBookLevel2Depth20Request -url /api/v1/market/orderbook/level2_20 -responseDataType .OrderBook"; DO NOT EDIT.
+
+package kucoinapi
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"net/url"
+)
+
+func (g *GetOrderBookLevel2Depth20Request) Symbol(symbol string) *GetOrderBookLevel2Depth20Request {
+	g.symbol = symbol
+	return g
+}
+
+// GetQueryParameters builds and checks the query parameters and returns url.Values
+func (g *GetOrderBookLevel2Depth20Request) GetQueryParameters() (url.Values, error) {
+	var params = map[string]interface{}{}
+	// check symbol field -> json key symbol
+	symbol := g.symbol
+
+	// assign parameter of symbol
+	params["symbol"] = symbol
+
+	query := url.Values{}
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParameters builds and checks the parameters and return the result in a map object
+func (g *GetOrderBookLevel2Depth20Request) GetParameters() (map[string]interface{}, error) {
+	var params = map[string]interface{}{}
+
+	return params, nil
+}
+
+// GetParametersQuery converts the parameters from GetParameters into the url.Values format
+func (g *GetOrderBookLevel2Depth20Request) GetParametersQuery() (url.Values, error) {
+	query := url.Values{}
+
+	params, err := g.GetParameters()
+	if err != nil {
+		return query, err
+	}
+
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParametersJSON converts the parameters from GetParameters into the JSON format
+func (g *GetOrderBookLevel2Depth20Request) GetParametersJSON() ([]byte, error) {
+	params, err := g.GetParameters()
+	if err != nil {
+		return nil, err
+	}
+
+	return json.Marshal(params)
+}
+
+func (g *GetOrderBookLevel2Depth20Request) Do(ctx context.Context) (*OrderBook, error) {
+
+	// no body params
+	var params interface{}
+	query, err := g.GetQueryParameters()
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := g.client.NewRequest(ctx, "GET", "/api/v1/market/orderbook/level2_20", query, params)
+	if err != nil {
+		return nil, err
+	}
+
+	response, err := g.client.SendRequest(req)
+	if err != nil {
+		return nil, err
+	}
+
+	var apiResponse APIResponse
+	if err := response.DecodeJSON(&apiResponse); err != nil {
+		return nil, err
+	}
+	var data OrderBook
+	if err := json.Unmarshal(apiResponse.Data, &data); err != nil {
+		return nil, err
+	}
+	return &data, nil
+}

pkg/exchange/kucoin/kucoinapi/get_order_book_level_2_depth_all_request_requestgen.go

@@ -0,0 +1,95 @@
+// Code generated by "requestgen -method GET -responseType .APIResponse -responseDataField Data -type GetOrderBookLevel2DepthAllRequest -url /api/v3/market/orderbook/level2 -responseDataType .OrderBook"; DO NOT EDIT.
+
+package kucoinapi
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"net/url"
+)
+
+func (g *GetOrderBookLevel2DepthAllRequest) Symbol(symbol string) *GetOrderBookLevel2DepthAllRequest {
+	g.symbol = symbol
+	return g
+}
+
+// GetQueryParameters builds and checks the query parameters and returns url.Values
+func (g *GetOrderBookLevel2DepthAllRequest) GetQueryParameters() (url.Values, error) {
+	var params = map[string]interface{}{}
+	// check symbol field -> json key symbol
+	symbol := g.symbol
+
+	// assign parameter of symbol
+	params["symbol"] = symbol
+
+	query := url.Values{}
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParameters builds and checks the parameters and return the result in a map object
+func (g *GetOrderBookLevel2DepthAllRequest) GetParameters() (map[string]interface{}, error) {
+	var params = map[string]interface{}{}
+
+	return params, nil
+}
+
+// GetParametersQuery converts the parameters from GetParameters into the url.Values format
+func (g *GetOrderBookLevel2DepthAllRequest) GetParametersQuery() (url.Values, error) {
+	query := url.Values{}
+
+	params, err := g.GetParameters()
+	if err != nil {
+		return query, err
+	}
+
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParametersJSON converts the parameters from GetParameters into the JSON format
+func (g *GetOrderBookLevel2DepthAllRequest) GetParametersJSON() ([]byte, error) {
+	params, err := g.GetParameters()
+	if err != nil {
+		return nil, err
+	}
+
+	return json.Marshal(params)
+}
+
+func (g *GetOrderBookLevel2DepthAllRequest) Do(ctx context.Context) (*OrderBook, error) {
+
+	// no body params
+	var params interface{}
+	query, err := g.GetQueryParameters()
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := g.client.NewAuthenticatedRequest(ctx, "GET", "/api/v3/market/orderbook/level2", query, params)
+	if err != nil {
+		return nil, err
+	}
+
+	response, err := g.client.SendRequest(req)
+	if err != nil {
+		return nil, err
+	}
+
+	var apiResponse APIResponse
+	if err := response.DecodeJSON(&apiResponse); err != nil {
+		return nil, err
+	}
+	var data OrderBook
+	if err := json.Unmarshal(apiResponse.Data, &data); err != nil {
+		return nil, err
+	}
+	return &data, nil
+}

pkg/exchange/kucoin/kucoinapi/get_public_bullet_request_requestgen.go

@@ -8,18 +8,18 @@ import (
 	"net/url"
 )
 
-func (r *GetPublicBulletRequest) Do(ctx context.Context) (*Bullet, error) {
+func (g *GetPublicBulletRequest) Do(ctx context.Context) (*Bullet, error) {
 
 	// no body params
 	var params interface{}
 	query := url.Values{}
 
-	req, err := r.client.NewRequest(ctx, "POST", "/api/v1/bullet-public", query, params)
+	req, err := g.client.NewRequest(ctx, "POST", "/api/v1/bullet-public", query, params)
 	if err != nil {
 		return nil, err
 	}
 
-	response, err := r.client.SendRequest(req)
+	response, err := g.client.SendRequest(req)
 	if err != nil {
 		return nil, err
 	}

pkg/exchange/kucoin/kucoinapi/list_orders_request_requestgen.go

@@ -45,9 +45,21 @@ func (r *ListOrdersRequest) EndAt(endAt time.Time) *ListOrdersRequest {
 	return r
 }
 
-func (r *ListOrdersRequest) GetParameters() (map[string]interface{}, error) {
+// GetQueryParameters builds and checks the query parameters and returns url.Values
+func (r *ListOrdersRequest) GetQueryParameters() (url.Values, error) {
 	var params = map[string]interface{}{}
 
+	query := url.Values{}
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParameters builds and checks the parameters and return the result in a map object
+func (r *ListOrdersRequest) GetParameters() (map[string]interface{}, error) {
+	var params = map[string]interface{}{}
 	// check status field -> json key status
 	if r.status != nil {
 		status := *r.status
@@ -64,7 +76,6 @@ func (r *ListOrdersRequest) GetParameters() (map[string]interface{}, error) {
 		// assign parameter of status
 		params["status"] = status
 	}
-
 	// check symbol field -> json key symbol
 	if r.symbol != nil {
 		symbol := *r.symbol
@@ -72,7 +83,6 @@ func (r *ListOrdersRequest) GetParameters() (map[string]interface{}, error) {
 		// assign parameter of symbol
 		params["symbol"] = symbol
 	}
-
 	// check side field -> json key side
 	if r.side != nil {
 		side := *r.side
@@ -89,7 +99,6 @@ func (r *ListOrdersRequest) GetParameters() (map[string]interface{}, error) {
 		// assign parameter of side
 		params["side"] = side
 	}
-
 	// check orderType field -> json key type
 	if r.orderType != nil {
 		orderType := *r.orderType
@@ -97,7 +106,6 @@ func (r *ListOrdersRequest) GetParameters() (map[string]interface{}, error) {
 		// assign parameter of orderType
 		params["type"] = orderType
 	}
-
 	// check tradeType field -> json key tradeType
 	if r.tradeType != nil {
 		tradeType := *r.tradeType
@@ -105,28 +113,27 @@ func (r *ListOrdersRequest) GetParameters() (map[string]interface{}, error) {
 		// assign parameter of tradeType
 		params["tradeType"] = tradeType
 	}
-
 	// check startAt field -> json key startAt
 	if r.startAt != nil {
 		startAt := *r.startAt
 
 		// assign parameter of startAt
-		// convert time.Time to milliseconds time
+		// convert time.Time to milliseconds time stamp
 		params["startAt"] = strconv.FormatInt(startAt.UnixNano()/int64(time.Millisecond), 10)
 	}
-
 	// check endAt field -> json key endAt
 	if r.endAt != nil {
 		endAt := *r.endAt
 
 		// assign parameter of endAt
-		// convert time.Time to milliseconds time
+		// convert time.Time to milliseconds time stamp
 		params["endAt"] = strconv.FormatInt(endAt.UnixNano()/int64(time.Millisecond), 10)
 	}
 
 	return params, nil
 }
 
+// GetParametersQuery converts the parameters from GetParameters into the url.Values format
 func (r *ListOrdersRequest) GetParametersQuery() (url.Values, error) {
 	query := url.Values{}
 
@@ -142,6 +149,7 @@ func (r *ListOrdersRequest) GetParametersQuery() (url.Values, error) {
 	return query, nil
 }
 
+// GetParametersJSON converts the parameters from GetParameters into the JSON format
 func (r *ListOrdersRequest) GetParametersJSON() ([]byte, error) {
 	params, err := r.GetParameters()
 	if err != nil {

pkg/exchange/kucoin/kucoinapi/marketdata.go

@@ -3,12 +3,11 @@ package kucoinapi
 import (
 	"context"
 	"encoding/json"
-	"fmt"
-	"net/http"
 	"net/url"
 	"strconv"
 	"time"
 
+	"github.com/c9s/requestgen"
 	"github.com/pkg/errors"
 	"github.com/valyala/fastjson"
 
@@ -245,49 +244,46 @@ type OrderBook struct {
 	Asks     types.PriceVolumeSlice     `json:"asks,omitempty"`
 }
 
-func (s *MarketDataService) GetOrderBook(symbol string, depth int) (*OrderBook, error) {
-	params := url.Values{}
-	params["symbol"] = []string{symbol}
+//go:generate -command GetRequest requestgen -method GET -responseType .APIResponse -responseDataField Data
+//go:generate -command PostRequest requestgen -method GET -responseType .APIResponse -responseDataField Data
 
-	var req *http.Request
-	var err error
+//go:generate GetRequest -type GetOrderBookLevel2Depth20Request -url "/api/v1/market/orderbook/level2_20" -responseDataType .OrderBook
+type GetOrderBookLevel2Depth20Request struct {
+	client requestgen.APIClient
+	symbol string `param:"symbol,query"`
+}
 
+//go:generate GetRequest -type GetOrderBookLevel2Depth100Request -url "/api/v1/market/orderbook/level2_100" -responseDataType .OrderBook
+type GetOrderBookLevel2Depth100Request struct {
+	client requestgen.APIClient
+	symbol string `param:"symbol,query"`
+}
+
+//go:generate GetRequest -type GetOrderBookLevel2DepthAllRequest -url "/api/v3/market/orderbook/level2" -responseDataType .OrderBook
+type GetOrderBookLevel2DepthAllRequest struct {
+	client requestgen.AuthenticatedAPIClient
+	symbol string `param:"symbol,query"`
+}
+
+type OrderBookRequest interface {
+	Do(ctx context.Context) (*OrderBook, error)
+}
+
+func (s *MarketDataService) NewGetOrderBookRequest(symbol string, depth int) OrderBookRequest {
 	switch depth {
-	case 20, 100:
-		refURL := "/api/v1/market/orderbook/level2_" + strconv.Itoa(depth)
-		req, err = s.client.NewRequest(context.Background(), "GET", refURL, params, nil)
-		if err != nil {
-			return nil, err
-		}
-
-	case 0:
-		refURL := "/api/v3/market/orderbook/level2"
-		req, err = s.client.NewAuthenticatedRequest(context.Background(), "GET", refURL, params, nil)
-		if err != nil {
-			return nil, err
-		}
-
-	default:
-		return nil, fmt.Errorf("depth %d is not supported, use 20, 100 or 0", depth)
+	case 20:
+		return &GetOrderBookLevel2Depth20Request{client: s.client, symbol: symbol}
 
+	case 100:
+		return &GetOrderBookLevel2Depth100Request{client: s.client, symbol: symbol}
 	}
 
-	response, err := s.client.SendRequest(req)
-	if err != nil {
-		return nil, err
-	}
+	return &GetOrderBookLevel2DepthAllRequest{client: s.client, symbol: symbol}
+}
 
-	var apiResponse struct {
-		Code    string     `json:"code"`
-		Message string     `json:"msg"`
-		Data    *OrderBook `json:"data"`
-	}
-
-	if err := response.DecodeJSON(&apiResponse); err != nil {
-		return nil, err
-	}
-
-	return apiResponse.Data, nil
+func (s *MarketDataService) GetOrderBook(symbol string, depth int) (*OrderBook, error) {
+	req := s.NewGetOrderBookRequest(symbol, depth)
+	return req.Do(context.Background())
 }
 
 //go:generate requestgen -type GetKLinesRequest

pkg/exchange/kucoin/kucoinapi/place_order_request_requestgen.go

@@ -49,9 +49,21 @@ func (r *PlaceOrderRequest) TimeInForce(timeInForce TimeInForceType) *PlaceOrder
 	return r
 }
 
-func (r *PlaceOrderRequest) GetParameters() (map[string]interface{}, error) {
+// GetQueryParameters builds and checks the query parameters and returns url.Values
+func (r *PlaceOrderRequest) GetQueryParameters() (url.Values, error) {
 	var params = map[string]interface{}{}
 
+	query := url.Values{}
+	for k, v := range params {
+		query.Add(k, fmt.Sprintf("%v", v))
+	}
+
+	return query, nil
+}
+
+// GetParameters builds and checks the parameters and return the result in a map object
+func (r *PlaceOrderRequest) GetParameters() (map[string]interface{}, error) {
+	var params = map[string]interface{}{}
 	// check clientOrderID field -> json key clientOid
 	if r.clientOrderID != nil {
 		clientOrderID := *r.clientOrderID
@@ -70,7 +82,6 @@ func (r *PlaceOrderRequest) GetParameters() (map[string]interface{}, error) {
 		// assign parameter of clientOrderID
 		params["clientOid"] = clientOrderID
 	}
-
 	// check symbol field -> json key symbol
 	symbol := r.symbol
 
@@ -80,7 +91,6 @@ func (r *PlaceOrderRequest) GetParameters() (map[string]interface{}, error) {
 
 	// assign parameter of symbol
 	params["symbol"] = symbol
-
 	// check tag field -> json key tag
 	if r.tag != nil {
 		tag := *r.tag
@@ -88,19 +98,16 @@ func (r *PlaceOrderRequest) GetParameters() (map[string]interface{}, error) {
 		// assign parameter of tag
 		params["tag"] = tag
 	}
-
 	// check side field -> json key side
 	side := r.side
 
 	// assign parameter of side
 	params["side"] = side
-
 	// check orderType field -> json key ordType
 	orderType := r.orderType
 
 	// assign parameter of orderType
 	params["ordType"] = orderType
-
 	// check size field -> json key size
 	size := r.size
 
@@ -110,7 +117,6 @@ func (r *PlaceOrderRequest) GetParameters() (map[string]interface{}, error) {
 
 	// assign parameter of size
 	params["size"] = size
-
 	// check price field -> json key price
 	if r.price != nil {
 		price := *r.price
@@ -118,7 +124,6 @@ func (r *PlaceOrderRequest) GetParameters() (map[string]interface{}, error) {
 		// assign parameter of price
 		params["price"] = price
 	}
-
 	// check timeInForce field -> json key timeInForce
 	if r.timeInForce != nil {
 		timeInForce := *r.timeInForce
@@ -134,6 +139,7 @@ func (r *PlaceOrderRequest) GetParameters() (map[string]interface{}, error) {
 	return params, nil
 }
 
+// GetParametersQuery converts the parameters from GetParameters into the url.Values format
 func (r *PlaceOrderRequest) GetParametersQuery() (url.Values, error) {
 	query := url.Values{}
 
@@ -149,6 +155,7 @@ func (r *PlaceOrderRequest) GetParametersQuery() (url.Values, error) {
 	return query, nil
 }
 
+// GetParametersJSON converts the parameters from GetParameters into the JSON format
 func (r *PlaceOrderRequest) GetParametersJSON() ([]byte, error) {
 	params, err := r.GetParameters()
 	if err != nil {