maxapi: refactor withdrawal request

pkg/exchange/max/maxapi/get_withdrawal_addresses_request_requestgen.go

@@ -0,0 +1,154 @@
+// Code generated by "requestgen -method GET -url v2/withdraw_addresses -type GetWithdrawalAddressesRequest -responseType []WithdrawalAddress"; DO NOT EDIT.
+
+package max
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"net/url"
+	"reflect"
+	"regexp"
+)
+
+func (g *GetWithdrawalAddressesRequest) Currency(currency string) *GetWithdrawalAddressesRequest {
+	g.currency = currency
+	return g
+}
+
+// GetQueryParameters builds and checks the query parameters and returns url.Values
+func (g *GetWithdrawalAddressesRequest) 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 (g *GetWithdrawalAddressesRequest) GetParameters() (map[string]interface{}, error) {
+	var params = map[string]interface{}{}
+	// check currency field -> json key currency
+	currency := g.currency
+
+	// TEMPLATE check-required
+	if len(currency) == 0 {
+		return nil, fmt.Errorf("currency is required, empty string given")
+	}
+	// END TEMPLATE check-required
+
+	// assign parameter of currency
+	params["currency"] = currency
+
+	return params, nil
+}
+
+// GetParametersQuery converts the parameters from GetParameters into the url.Values format
+func (g *GetWithdrawalAddressesRequest) GetParametersQuery() (url.Values, error) {
+	query := url.Values{}
+
+	params, err := g.GetParameters()
+	if err != nil {
+		return query, err
+	}
+
+	for k, v := range params {
+		if g.isVarSlice(v) {
+			g.iterateSlice(v, func(it interface{}) {
+				query.Add(k+"[]", fmt.Sprintf("%v", it))
+			})
+		} else {
+			query.Add(k, fmt.Sprintf("%v", v))
+		}
+	}
+
+	return query, nil
+}
+
+// GetParametersJSON converts the parameters from GetParameters into the JSON format
+func (g *GetWithdrawalAddressesRequest) GetParametersJSON() ([]byte, error) {
+	params, err := g.GetParameters()
+	if err != nil {
+		return nil, err
+	}
+
+	return json.Marshal(params)
+}
+
+// GetSlugParameters builds and checks the slug parameters and return the result in a map object
+func (g *GetWithdrawalAddressesRequest) GetSlugParameters() (map[string]interface{}, error) {
+	var params = map[string]interface{}{}
+
+	return params, nil
+}
+
+func (g *GetWithdrawalAddressesRequest) applySlugsToUrl(url string, slugs map[string]string) string {
+	for k, v := range slugs {
+		needleRE := regexp.MustCompile(":" + k + "\\b")
+		url = needleRE.ReplaceAllString(url, v)
+	}
+
+	return url
+}
+
+func (g *GetWithdrawalAddressesRequest) iterateSlice(slice interface{}, f func(it interface{})) {
+	sliceValue := reflect.ValueOf(slice)
+	for i := 0; i < sliceValue.Len(); i++ {
+		it := sliceValue.Index(i).Interface()
+		f(it)
+	}
+}
+
+func (g *GetWithdrawalAddressesRequest) isVarSlice(v interface{}) bool {
+	rt := reflect.TypeOf(v)
+	switch rt.Kind() {
+	case reflect.Slice:
+		return true
+	}
+	return false
+}
+
+func (g *GetWithdrawalAddressesRequest) GetSlugsMap() (map[string]string, error) {
+	slugs := map[string]string{}
+	params, err := g.GetSlugParameters()
+	if err != nil {
+		return slugs, nil
+	}
+
+	for k, v := range params {
+		slugs[k] = fmt.Sprintf("%v", v)
+	}
+
+	return slugs, nil
+}
+
+func (g *GetWithdrawalAddressesRequest) Do(ctx context.Context) ([]WithdrawalAddress, error) {
+
+	// empty params for GET operation
+	var params interface{}
+	query, err := g.GetParametersQuery()
+	if err != nil {
+		return nil, err
+	}
+
+	apiURL := "v2/withdraw_addresses"
+
+	req, err := g.client.NewAuthenticatedRequest(ctx, "GET", apiURL, query, params)
+	if err != nil {
+		return nil, err
+	}
+
+	response, err := g.client.SendRequest(req)
+	if err != nil {
+		return nil, err
+	}
+
+	var apiResponse []WithdrawalAddress
+	if err := response.DecodeJSON(&apiResponse); err != nil {
+		return nil, err
+	}
+	return apiResponse, nil
+}

pkg/exchange/max/maxapi/withdrawal.go

@@ -1,8 +1,10 @@
 package max
 
+//go:generate -command GetRequest requestgen -method GET
+//go:generate -command PostRequest requestgen -method POST
+
 import (
-	"context"
+	"github.com/c9s/requestgen"
-	"errors"
 )
 
 /*
@@ -30,63 +32,13 @@ import (
 	}
 */
 
+//go:generate PostRequest -url "v2/withdrawal" -type WithdrawalRequest -responseType .Withdraw
 type WithdrawalRequest struct {
-	client      *RestClient
+	client requestgen.AuthenticatedAPIClient
-	addressUUID string
-	currency    string
-	amount      float64
-}
 
-func (r *WithdrawalRequest) Currency(currency string) *WithdrawalRequest {
+	addressUUID string  `param:"address_uuid,required"`
-	r.currency = currency
+	currency    string  `param:"currency,required"`
-	return r
+	amount      float64 `param:"amount"`
-}
-
-func (r *WithdrawalRequest) AddressUUID(uuid string) *WithdrawalRequest {
-	r.addressUUID = uuid
-	return r
-}
-
-func (r *WithdrawalRequest) Amount(amount float64) *WithdrawalRequest {
-	r.amount = amount
-	return r
-}
-
-func (r *WithdrawalRequest) Do(ctx context.Context) (*Withdraw, error) {
-	if r.currency == "" {
-		return nil, errors.New("currency field is required")
-	}
-
-	if r.addressUUID == "" {
-		return nil, errors.New("withdraw_address_uuid field is required")
-	}
-
-	if r.amount <= 0 {
-		return nil, errors.New("amount is required")
-	}
-
-	payload := map[string]interface{}{
-		"currency":              r.currency,
-		"withdraw_address_uuid": r.addressUUID,
-		"amount":                r.amount,
-	}
-
-	req, err := r.client.newAuthenticatedRequest(context.Background(), "POST", "v2/withdrawal", nil, payload, nil)
-	if err != nil {
-		return nil, err
-	}
-
-	response, err := r.client.SendRequest(req)
-	if err != nil {
-		return nil, err
-	}
-
-	var resp Withdraw
-	if err := response.DecodeJSON(&resp); err != nil {
-		return nil, err
-	}
-
-	return &resp, nil
 }
 
 type WithdrawalAddress struct {
@@ -102,41 +54,10 @@ type WithdrawalAddress struct {
 	IsInternal      bool   `json:"is_internal"`
 }
 
+//go:generate GetRequest -url "v2/withdraw_addresses" -type GetWithdrawalAddressesRequest -responseType []WithdrawalAddress
 type GetWithdrawalAddressesRequest struct {
-	client   *RestClient
+	client      requestgen.AuthenticatedAPIClient
-	currency string
+	currency    string  `param:"currency,required"`
-}
-
-func (r *GetWithdrawalAddressesRequest) Currency(currency string) *GetWithdrawalAddressesRequest {
-	r.currency = currency
-	return r
-}
-
-func (r *GetWithdrawalAddressesRequest) Do(ctx context.Context) ([]WithdrawalAddress, error) {
-	if r.currency == "" {
-		return nil, errors.New("currency field is required")
-	}
-
-	payload := map[string]interface{}{
-		"currency": r.currency,
-	}
-
-	req, err := r.client.newAuthenticatedRequest(context.Background(), "GET", "v2/withdraw_addresses", nil, payload, nil)
-	if err != nil {
-		return nil, err
-	}
-
-	response, err := r.client.SendRequest(req)
-	if err != nil {
-		return nil, err
-	}
-
-	var addresses []WithdrawalAddress
-	if err := response.DecodeJSON(&addresses); err != nil {
-		return nil, err
-	}
-
-	return addresses, nil
 }
 
 type WithdrawalService struct {

pkg/exchange/max/maxapi/withdrawal_request_requestgen.go

@@ -0,0 +1,179 @@
+// Code generated by "requestgen -method POST -url v2/withdrawal -type WithdrawalRequest -responseType .Withdraw"; DO NOT EDIT.
+
+package max
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"net/url"
+	"reflect"
+	"regexp"
+)
+
+func (w *WithdrawalRequest) AddressUUID(addressUUID string) *WithdrawalRequest {
+	w.addressUUID = addressUUID
+	return w
+}
+
+func (w *WithdrawalRequest) Currency(currency string) *WithdrawalRequest {
+	w.currency = currency
+	return w
+}
+
+func (w *WithdrawalRequest) Amount(amount float64) *WithdrawalRequest {
+	w.amount = amount
+	return w
+}
+
+// GetQueryParameters builds and checks the query parameters and returns url.Values
+func (w *WithdrawalRequest) 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 (w *WithdrawalRequest) GetParameters() (map[string]interface{}, error) {
+	var params = map[string]interface{}{}
+	// check addressUUID field -> json key address_uuid
+	addressUUID := w.addressUUID
+
+	// TEMPLATE check-required
+	if len(addressUUID) == 0 {
+		return nil, fmt.Errorf("address_uuid is required, empty string given")
+	}
+	// END TEMPLATE check-required
+
+	// assign parameter of addressUUID
+	params["address_uuid"] = addressUUID
+	// check currency field -> json key currency
+	currency := w.currency
+
+	// TEMPLATE check-required
+	if len(currency) == 0 {
+		return nil, fmt.Errorf("currency is required, empty string given")
+	}
+	// END TEMPLATE check-required
+
+	// assign parameter of currency
+	params["currency"] = currency
+	// check amount field -> json key amount
+	amount := w.amount
+
+	// assign parameter of amount
+	params["amount"] = amount
+
+	return params, nil
+}
+
+// GetParametersQuery converts the parameters from GetParameters into the url.Values format
+func (w *WithdrawalRequest) GetParametersQuery() (url.Values, error) {
+	query := url.Values{}
+
+	params, err := w.GetParameters()
+	if err != nil {
+		return query, err
+	}
+
+	for k, v := range params {
+		if w.isVarSlice(v) {
+			w.iterateSlice(v, func(it interface{}) {
+				query.Add(k+"[]", fmt.Sprintf("%v", it))
+			})
+		} else {
+			query.Add(k, fmt.Sprintf("%v", v))
+		}
+	}
+
+	return query, nil
+}
+
+// GetParametersJSON converts the parameters from GetParameters into the JSON format
+func (w *WithdrawalRequest) GetParametersJSON() ([]byte, error) {
+	params, err := w.GetParameters()
+	if err != nil {
+		return nil, err
+	}
+
+	return json.Marshal(params)
+}
+
+// GetSlugParameters builds and checks the slug parameters and return the result in a map object
+func (w *WithdrawalRequest) GetSlugParameters() (map[string]interface{}, error) {
+	var params = map[string]interface{}{}
+
+	return params, nil
+}
+
+func (w *WithdrawalRequest) applySlugsToUrl(url string, slugs map[string]string) string {
+	for k, v := range slugs {
+		needleRE := regexp.MustCompile(":" + k + "\\b")
+		url = needleRE.ReplaceAllString(url, v)
+	}
+
+	return url
+}
+
+func (w *WithdrawalRequest) iterateSlice(slice interface{}, f func(it interface{})) {
+	sliceValue := reflect.ValueOf(slice)
+	for i := 0; i < sliceValue.Len(); i++ {
+		it := sliceValue.Index(i).Interface()
+		f(it)
+	}
+}
+
+func (w *WithdrawalRequest) isVarSlice(v interface{}) bool {
+	rt := reflect.TypeOf(v)
+	switch rt.Kind() {
+	case reflect.Slice:
+		return true
+	}
+	return false
+}
+
+func (w *WithdrawalRequest) GetSlugsMap() (map[string]string, error) {
+	slugs := map[string]string{}
+	params, err := w.GetSlugParameters()
+	if err != nil {
+		return slugs, nil
+	}
+
+	for k, v := range params {
+		slugs[k] = fmt.Sprintf("%v", v)
+	}
+
+	return slugs, nil
+}
+
+func (w *WithdrawalRequest) Do(ctx context.Context) (*Withdraw, error) {
+
+	params, err := w.GetParameters()
+	if err != nil {
+		return nil, err
+	}
+	query := url.Values{}
+
+	apiURL := "v2/withdrawal"
+
+	req, err := w.client.NewAuthenticatedRequest(ctx, "POST", apiURL, query, params)
+	if err != nil {
+		return nil, err
+	}
+
+	response, err := w.client.SendRequest(req)
+	if err != nil {
+		return nil, err
+	}
+
+	var apiResponse Withdraw
+	if err := response.DecodeJSON(&apiResponse); err != nil {
+		return nil, err
+	}
+	return &apiResponse, nil
+}