generated from dmitrymomot/go-api-server
/
endpoints.go
331 lines (282 loc) · 9.83 KB
/
endpoints.go
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package wallet
import (
"context"
"github.com/dmitrymomot/oauth2-server/lib/middleware"
"github.com/dmitrymomot/solana-wallets/internal/validator"
"github.com/go-kit/kit/endpoint"
)
type (
// Endpoints collection of profile Service
Endpoints struct {
GenerateWallet endpoint.Endpoint
StoreWallet endpoint.Endpoint
GetWallet endpoint.Endpoint
DeleteWallet endpoint.Endpoint
UpdateWalletName endpoint.Endpoint
ChangeWalletPin endpoint.Endpoint
ExportWallet endpoint.Endpoint
SignTransaction endpoint.Endpoint
SignMessage endpoint.Endpoint
SignAndSendTransaction endpoint.Endpoint
}
)
// Init endpoints
func MakeEndpoints(s Service, m ...endpoint.Middleware) Endpoints {
e := Endpoints{
GenerateWallet: MakeGenerateWalletEndpoint(s),
StoreWallet: MakeStoreWalletEndpoint(s),
GetWallet: MakeGetWalletEndpoint(s),
DeleteWallet: MakeDeleteWalletEndpoint(s),
UpdateWalletName: MakeUpdateWalletNameEndpoint(s),
ChangeWalletPin: MakeChangeWalletPinEndpoint(s),
ExportWallet: MakeExportWalletEndpoint(s),
SignTransaction: MakeSignTransactionEndpoint(s),
SignMessage: MakeSignMessageEndpoint(s),
SignAndSendTransaction: MakeSignAndSendTransactionEndpoint(s),
}
// setup middlewares for each endpoints
if len(m) > 0 {
for _, mdw := range m {
e.GenerateWallet = mdw(e.GenerateWallet)
e.StoreWallet = mdw(e.StoreWallet)
e.GetWallet = mdw(e.GetWallet)
e.DeleteWallet = mdw(e.DeleteWallet)
e.UpdateWalletName = mdw(e.UpdateWalletName)
e.ChangeWalletPin = mdw(e.ChangeWalletPin)
e.ExportWallet = mdw(e.ExportWallet)
e.SignTransaction = mdw(e.SignTransaction)
e.SignMessage = mdw(e.SignMessage)
e.SignAndSendTransaction = mdw(e.SignAndSendTransaction)
}
}
return e
}
// MakeGenerateWalletEndpoint returns an endpoint function for the GenerateWallet method.
func MakeGenerateWalletEndpoint(s Service) endpoint.Endpoint {
return func(ctx context.Context, req interface{}) (interface{}, error) {
return s.GenerateWallet(ctx)
}
}
// StoreWalletRequest is a request for StoreWallet method
type StoreWalletRequest struct {
Name string `json:"name" validate:"required|minLen:3|maxLen:50" label:"Name"`
Pin string `json:"pin" validate:"required|minLen:4|maxLen:50" label:"PIN Code"`
Mnemonic string `json:"mnemonic" validate:"required" label:"Mnemonic"`
}
// MakeStoreWalletEndpoint returns an endpoint function for the StoreWallet method.
func MakeStoreWalletEndpoint(s Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
userID, ok := middleware.GetUserIDFromContext(ctx)
if !ok {
return nil, ErrUnauthorized
}
req, ok := request.(StoreWalletRequest)
if !ok {
return nil, ErrInvalidParameter
}
if v := validator.ValidateStruct(req); v != nil {
return nil, validator.NewValidationError(v)
}
if err := s.StoreWallet(ctx, userID, req.Pin, req.Mnemonic, req.Name); err != nil {
return nil, err
}
return true, nil
}
}
// MakeGetWalletEndpoint returns an endpoint function for the GetWallet method.
func MakeGetWalletEndpoint(s Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
userID, ok := request.(string)
if !ok {
return nil, ErrInvalidParameter
}
return s.GetWallet(ctx, userID)
}
}
// DeleteWalletRequest is a request for DeleteWallet method
type DeleteWalletRequest struct {
Pin string `json:"pin" validate:"required" label:"PIN Code"`
}
// MakeDeleteWalletEndpoint returns an endpoint function for the DeleteWallet method.
func MakeDeleteWalletEndpoint(s Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
userID, ok := middleware.GetUserIDFromContext(ctx)
if !ok {
return nil, ErrUnauthorized
}
req, ok := request.(DeleteWalletRequest)
if !ok {
return nil, ErrInvalidParameter
}
if v := validator.ValidateStruct(req); v != nil {
return nil, validator.NewValidationError(v)
}
if err := s.DeleteWallet(ctx, userID, req.Pin); err != nil {
return nil, err
}
return true, nil
}
}
// UpdateWalletNameRequest is a request for UpdateWalletName method
type UpdateWalletNameRequest struct {
Pin string `json:"pin" validate:"required" label:"PIN Code"`
Name string `json:"name" validate:"required|minLen:3|maxLen:50" label:"Name"`
}
// MakeUpdateWalletNameEndpoint returns an endpoint function for the UpdateWalletName method.
func MakeUpdateWalletNameEndpoint(s Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
userID, ok := middleware.GetUserIDFromContext(ctx)
if !ok {
return nil, ErrUnauthorized
}
req, ok := request.(UpdateWalletNameRequest)
if !ok {
return nil, ErrInvalidParameter
}
if v := validator.ValidateStruct(req); v != nil {
return nil, validator.NewValidationError(v)
}
if err := s.UpdateWalletName(ctx, userID, req.Pin, req.Name); err != nil {
return nil, err
}
return true, nil
}
}
// ChangeWalletPinRequest is a request for ChangeWalletPin method
type ChangeWalletPinRequest struct {
Pin string `json:"pin" validate:"required" label:"PIN Code"`
NewPin string `json:"new_pin" validate:"required|minLen:4|maxLen:50" label:"New PIN Code"`
}
// MakeChangeWalletPinEndpoint returns an endpoint function for the ChangeWalletPin method.
func MakeChangeWalletPinEndpoint(s Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
userID, ok := middleware.GetUserIDFromContext(ctx)
if !ok {
return nil, ErrUnauthorized
}
req, ok := request.(ChangeWalletPinRequest)
if !ok {
return nil, ErrInvalidParameter
}
if v := validator.ValidateStruct(req); v != nil {
return nil, validator.NewValidationError(v)
}
if err := s.ChangeWalletPin(ctx, userID, req.Pin, req.NewPin); err != nil {
return nil, err
}
return true, nil
}
}
// ExportWalletRequest is a request for ExportWallet method
type ExportWalletRequest struct {
Pin string `json:"pin" validate:"required" label:"PIN Code"`
}
// MakeExportWalletEndpoint returns an endpoint function for the ExportWallet method.
func MakeExportWalletEndpoint(s Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
userID, ok := middleware.GetUserIDFromContext(ctx)
if !ok {
return nil, ErrUnauthorized
}
req, ok := request.(ExportWalletRequest)
if !ok {
return nil, ErrInvalidParameter
}
if v := validator.ValidateStruct(req); v != nil {
return nil, validator.NewValidationError(v)
}
return s.ExportWallet(ctx, userID, req.Pin)
}
}
// SignTransactionRequest is a request for SignTransaction method
type SignTransactionRequest struct {
Pin string `json:"pin" validate:"required" label:"PIN Code"`
Tx string `json:"tx" validate:"required" label:"Base64 encoded transaction"`
}
// MakeSignTransactionEndpoint returns an endpoint function for the SignTransaction method.
func MakeSignTransactionEndpoint(s Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
userID, ok := middleware.GetUserIDFromContext(ctx)
if !ok {
return nil, ErrUnauthorized
}
req, ok := request.(SignTransactionRequest)
if !ok {
return nil, ErrInvalidParameter
}
if v := validator.ValidateStruct(req); v != nil {
return nil, validator.NewValidationError(v)
}
return s.SignTransaction(ctx, userID, req.Pin, req.Tx)
}
}
type (
// SignMessageRequest is a request for SignMessage method
SignMessageRequest struct {
Pin string `json:"pin" validate:"required" label:"PIN Code"`
Msg string `json:"msg" validate:"required" label:"Message"`
}
// SignMessageResponse is a response for SignMessage method
SignMessageResponse struct {
Signature string `json:"signature" label:"Signature"`
Msg string `json:"msg" label:"Message"`
}
)
// MakeSignMessageEndpoint returns an endpoint function for the SignMessage method.
func MakeSignMessageEndpoint(s Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
userID, ok := middleware.GetUserIDFromContext(ctx)
if !ok {
return nil, ErrUnauthorized
}
req, ok := request.(SignMessageRequest)
if !ok {
return nil, ErrInvalidParameter
}
if v := validator.ValidateStruct(req); v != nil {
return nil, validator.NewValidationError(v)
}
msg, sig, err := s.SignMessage(ctx, userID, req.Pin, req.Msg)
if err != nil {
return nil, err
}
return SignMessageResponse{
Signature: sig,
Msg: msg,
}, nil
}
}
type (
// SignAndSendTransactionRequest is a request for SignAndSendTransaction method
SignAndSendTransactionRequest struct {
Pin string `json:"pin" validate:"required" label:"PIN Code"`
Tx string `json:"tx" validate:"required" label:"Base64 encoded transaction"`
}
// SignAndSendTransactionResponse is a response for SignAndSendTransaction method
SignAndSendTransactionResponse struct {
TxSignature string `json:"tx_signature" label:"Transaction signature"`
}
)
// MakeSignAndSendTransactionEndpoint returns an endpoint function for the SignAndSendTransaction method.
func MakeSignAndSendTransactionEndpoint(s Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
userID, ok := middleware.GetUserIDFromContext(ctx)
if !ok {
return nil, ErrUnauthorized
}
req, ok := request.(SignAndSendTransactionRequest)
if !ok {
return nil, ErrInvalidParameter
}
if v := validator.ValidateStruct(req); v != nil {
return nil, validator.NewValidationError(v)
}
sig, err := s.SignAndSendTransaction(ctx, userID, req.Pin, req.Tx)
if err != nil {
return nil, err
}
return SignAndSendTransactionResponse{
TxSignature: sig,
}, nil
}
}