Improve type names, include missing http implement

remote/account_service.go

@@ -7,7 +7,7 @@ import (
 	dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
 )
 
-type AccountServiceInterface interface {
+type AccountService interface {
 	CheckBalance(ctx context.Context, publicKey string) (*models.BalanceResult, error)
 	CreateAccount(ctx context.Context) (*models.AccountResult, error)
 	TrackAccountStatus(ctx context.Context, publicKey string) (*models.TrackStatusResult, error)

remote/http/service.go

@@ -0,0 +1,283 @@
+package http
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"errors"
+	"io"
+	"log"
+	"net/http"
+	"net/url"
+
+	"git.grassecon.net/grassrootseconomics/visedriver/config"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/models"
+	"github.com/grassrootseconomics/eth-custodial/pkg/api"
+	dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
+)
+
+type HTTPAccountService struct {
+}
+
+// Parameters:
+//   - trackingId: A unique identifier for the account.This should be obtained from a previous call to
+//     CreateAccount or a similar function that returns an AccountResponse. The `trackingId` field in the
+//     AccountResponse struct can be used here to check the account status during a transaction.
+//
+// Returns:
+//   - string: The status of the transaction as a string. If there is an error during the request or processing, this will be an empty string.
+//   - error: An error if any occurred during the HTTP request, reading the response, or unmarshalling the JSON data.
+//     If no error occurs, this will be nil
+func (as *HTTPAccountService) TrackAccountStatus(ctx context.Context, publicKey string) (*models.TrackStatusResult, error) {
+	var r models.TrackStatusResult
+
+	ep, err := url.JoinPath(config.TrackURL, publicKey)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err = doRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+
+	return &r, nil
+}
+
+// CheckBalance retrieves the balance for a given public key from the custodial balance API endpoint.
+// Parameters:
+//   - publicKey: The public key associated with the account whose balance needs to be checked.
+func (as *HTTPAccountService) CheckBalance(ctx context.Context, publicKey string) (*models.BalanceResult, error) {
+	var balanceResult models.BalanceResult
+
+	ep, err := url.JoinPath(config.BalanceURL, publicKey)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err = doRequest(ctx, req, &balanceResult)
+	return &balanceResult, err
+}
+
+// CreateAccount creates a new account in the custodial system.
+// Returns:
+//   - *models.AccountResponse: A pointer to an AccountResponse struct containing the details of the created account.
+//     If there is an error during the request or processing, this will be nil.
+//   - error: An error if any occurred during the HTTP request, reading the response, or unmarshalling the JSON data.
+//     If no error occurs, this will be nil.
+func (as *HTTPAccountService) CreateAccount(ctx context.Context) (*models.AccountResult, error) {
+	var r models.AccountResult
+	// Create a new request
+	req, err := http.NewRequest("POST", config.CreateAccountURL, nil)
+	if err != nil {
+		return nil, err
+	}
+	_, err = doRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+
+	return &r, nil
+}
+
+// FetchVouchers retrieves the token holdings for a given public key from the data indexer API endpoint
+// Parameters:
+//   - publicKey: The public key associated with the account.
+func (as *HTTPAccountService) FetchVouchers(ctx context.Context, publicKey string) ([]dataserviceapi.TokenHoldings, error) {
+	var r struct {
+		Holdings []dataserviceapi.TokenHoldings `json:"holdings"`
+	}
+
+	ep, err := url.JoinPath(config.VoucherHoldingsURL, publicKey)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err = doRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+
+	return r.Holdings, nil
+}
+
+// FetchTransactions retrieves the last 10 transactions for a given public key from the data indexer API endpoint
+// Parameters:
+//   - publicKey: The public key associated with the account.
+func (as *HTTPAccountService) FetchTransactions(ctx context.Context, publicKey string) ([]dataserviceapi.Last10TxResponse, error) {
+	var r struct {
+		Transfers []dataserviceapi.Last10TxResponse `json:"transfers"`
+	}
+
+	ep, err := url.JoinPath(config.VoucherTransfersURL, publicKey)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err = doRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+
+	return r.Transfers, nil
+}
+
+// VoucherData retrieves voucher metadata from the data indexer API endpoint.
+// Parameters:
+//   - address: The voucher address.
+func (as *HTTPAccountService) VoucherData(ctx context.Context, address string) (*models.VoucherDataResult, error) {
+	var r struct {
+		TokenDetails models.VoucherDataResult `json:"tokenDetails"`
+	}
+
+	ep, err := url.JoinPath(config.VoucherDataURL, address)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err = doRequest(ctx, req, &r)
+	return &r.TokenDetails, err
+}
+
+// TokenTransfer creates a new token transfer in the custodial system.
+// Returns:
+//   - *models.TokenTransferResponse: A pointer to an TokenTransferResponse struct containing the trackingId.
+//     If there is an error during the request or processing, this will be nil.
+//   - error: An error if any occurred during the HTTP request, reading the response, or unmarshalling the JSON data.
+//     If no error occurs, this will be nil.
+func (as *HTTPAccountService) TokenTransfer(ctx context.Context, amount, from, to, tokenAddress string) (*models.TokenTransferResponse, error) {
+	var r models.TokenTransferResponse
+
+	// Create request payload
+	payload := map[string]string{
+		"amount":       amount,
+		"from":         from,
+		"to":           to,
+		"tokenAddress": tokenAddress,
+	}
+
+	payloadBytes, err := json.Marshal(payload)
+	if err != nil {
+		return nil, err
+	}
+
+	// Create a new request
+	req, err := http.NewRequest("POST", config.TokenTransferURL, bytes.NewBuffer(payloadBytes))
+	if err != nil {
+		return nil, err
+	}
+	_, err = doRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+
+	return &r, nil
+}
+
+// CheckAliasAddress retrieves the address of an alias from the API endpoint.
+// Parameters:
+//   - alias: The alias of the user.
+func (as *HTTPAccountService) CheckAliasAddress(ctx context.Context, alias string) (*dataserviceapi.AliasAddress, error) {
+	var r dataserviceapi.AliasAddress
+
+	ep, err := url.JoinPath(config.CheckAliasURL, alias)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err = doRequest(ctx, req, &r)
+	return &r, err
+}
+
+func doRequest(ctx context.Context, req *http.Request, rcpt any) (*api.OKResponse, error) {
+	var okResponse api.OKResponse
+	var errResponse api.ErrResponse
+
+	req.Header.Set("Authorization", "Bearer "+config.BearerToken)
+	req.Header.Set("Content-Type", "application/json")
+
+	logRequestDetails(req)
+
+	resp, err := http.DefaultClient.Do(req)
+	if err != nil {
+		log.Printf("Failed to make %s request to endpoint: %s with reason: %s", req.Method, req.URL, err.Error())
+		errResponse.Description = err.Error()
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	log.Printf("Received response for %s: Status Code: %d | Content-Type: %s", req.URL, resp.StatusCode, resp.Header.Get("Content-Type"))
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return nil, err
+	}
+	if resp.StatusCode >= http.StatusBadRequest {
+		err := json.Unmarshal([]byte(body), &errResponse)
+		if err != nil {
+			return nil, err
+		}
+		return nil, errors.New(errResponse.Description)
+	}
+	err = json.Unmarshal([]byte(body), &okResponse)
+	if err != nil {
+		return nil, err
+	}
+	if len(okResponse.Result) == 0 {
+		return nil, errors.New("Empty api result")
+	}
+
+	v, err := json.Marshal(okResponse.Result)
+	if err != nil {
+		return nil, err
+	}
+
+	err = json.Unmarshal(v, &rcpt)
+	return &okResponse, err
+}
+
+func logRequestDetails(req *http.Request) {
+	var bodyBytes []byte
+	contentType := req.Header.Get("Content-Type")
+	if req.Body != nil {
+		bodyBytes, err := io.ReadAll(req.Body)
+		if err != nil {
+			log.Printf("Error reading request body: %s", err)
+			return
+		}
+		req.Body = io.NopCloser(bytes.NewBuffer(bodyBytes))
+	} else {
+		bodyBytes = []byte("-")
+	}
+
+	log.Printf("URL: %s | Content-Type: %s | Method: %s| Request Body: %s", req.URL, contentType, req.Method, string(bodyBytes))
+}