added the SendSMS func to the httpAccount service

config/config.go

@@ -16,6 +16,7 @@ const (
 	voucherTransfersPathPrefix = "/api/v1/transfers/last10"
 	voucherDataPathPrefix      = "/api/v1/token"
 	AliasPrefix                = "api/v1/alias"
+	SendSMSPrefix              = "api/v1/external/upsell"
 )
 
 var (
@@ -34,6 +35,7 @@ var (
 	VoucherTransfersURL string
 	VoucherDataURL      string
 	CheckAliasURL       string
+	SendSMSURL          string
 )
 
 func setBase() error {
@@ -69,5 +71,6 @@ func LoadConfig() error {
 	VoucherTransfersURL, _ = url.JoinPath(dataURLBase, voucherTransfersPathPrefix)
 	VoucherDataURL, _ = url.JoinPath(dataURLBase, voucherDataPathPrefix)
 	CheckAliasURL, _ = url.JoinPath(dataURLBase, AliasPrefix)
+	SendSMSURL, _ = url.JoinPath(dataURLBase, SendSMSPrefix)
 	return nil
 }

models/send_sms_response.go

@@ -0,0 +1,5 @@
+package models
+
+type SendSMSResponse struct {
+	Invitee string `json:"invitee"`
+}

remote/account_service.go

@@ -17,4 +17,5 @@ type AccountService interface {
 	TokenTransfer(ctx context.Context, amount, from, to, tokenAddress string) (*models.TokenTransferResponse, error)
 	CheckAliasAddress(ctx context.Context, alias string) (*models.AliasAddress, error)
 	RequestAlias(ctx context.Context, hint string, publicKey string) (*models.RequestAliasResult, error)
+	SendSMS(ctx context.Context, inviterPhone, inviteePhone string) (*models.TokenTransferResponse, error)
 }

remote/http/service.go

@@ -248,6 +248,37 @@ func (as *HTTPAccountService) RequestAlias(ctx context.Context, publicKey string
 	return svc.RequestAlias(ctx, publicKey, hint)
 }
 
+// SendSMS calls the API to send out an SMS.
+// Parameters:
+//   - inviterPhone: The user initiating the SMS.
+//   - inviteePhone: The number being invited to Sarafu.
+func (as *HTTPAccountService) SendSMS(ctx context.Context, inviterPhone, inviteePhone string) (*models.SendSMSResponse, error) {
+	var r models.SendSMSResponse
+
+	// Create request payload
+	payload := map[string]string{
+		"inviterPhone": inviterPhone,
+		"inviteePhone": inviteePhone,
+	}
+
+	payloadBytes, err := json.Marshal(payload)
+	if err != nil {
+		return nil, err
+	}
+
+	// Create a new request
+	req, err := http.NewRequest("POST", config.SendSMSURL, bytes.NewBuffer(payloadBytes))
+	if err != nil {
+		return nil, err
+	}
+	_, err = doRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+
+	return &r, nil
+}
+
 // TODO: remove eth-custodial api dependency
 func doRequest(ctx context.Context, req *http.Request, rcpt any) (*api.OKResponse, error) {
 	var okResponse api.OKResponse