added logic for create invoice

internal/models/payment.go

@@ -30,7 +30,8 @@ type Payment struct {
 	*/
 	CallbackHostGRPC []string `json:"callbackHostGrpc" bson:"callbackHostGrpc"`
 
-	WalletAddress string  `json:"walletAddress" bson:"walletAddress"` // for crypto
+	ToWalletAddress   string  `json:"toWalletAddress" bson:"toWalletAddress"`     // for crypto our
+	FromWalletAddress string  `json:"fromWalletAddress" bson:"fromWalletAddress"` // for crypto them
 	CryptoAmount      float64 `json:"cryptoAmount" bson:"cryptoAmount"`           // for crypto
 }
 

internal/payment_provider/alchemy/provider.go

@@ -9,6 +9,9 @@ import (
 	"gitea.pena/PenaSide/treasurer/internal/repository"
 	"github.com/gofiber/fiber/v2"
 	"go.uber.org/zap"
+	"strconv"
+	"strings"
+	"time"
 )
 
 const ProviderName = "alchemy"
@@ -44,9 +47,49 @@ func (p *Provider) GetSupportedPaymentMethods() []models.PaymentType {
 	return []models.PaymentType{models.PaymentTypeAlchemy}
 }
 
-// todo
 func (p *Provider) CreateInvoice(ctx context.Context, req map[string]string) (string, errors.Error) {
-	return "", nil
+	amountStr := req["cryptoAmount"]
+	fromWallet := req["fromWalletAddress"]
+	if amountStr == "" || fromWallet == "" {
+		p.logger.Error("amount or fromWallet address is empty", zap.String("fromWalletAddress", fromWallet), zap.String("cryptoAmount", amountStr))
+		return "", errors.NewWithMessage("cryptoAmount and fromWalletAddress required", errors.ErrInvalidArgs)
+	}
+
+	cryptoAmount, err := strconv.ParseFloat(amountStr, 64)
+	if err != nil {
+		p.logger.Error("failed to parse cryptoAmount from wallet address", zap.Error(err))
+		return "", errors.NewWithMessage("invalid cryptoAmount", errors.ErrInvalidArgs)
+	}
+
+	now := time.Now()
+	payment := &models.Payment{
+		UserID:            req["user_id"],
+		ClientIP:          req["client_ip"],
+		Currency:          req["currency"],
+		Type:              models.PaymentType(req["type"]),
+		Status:            models.PaymentStatusWaiting,
+		Completed:         false,
+		IsDeleted:         false,
+		CreatedAt:         now,
+		UpdatedAt:         now,
+		ToWalletAddress:   p.config.WalletAddress,
+		FromWalletAddress: fromWallet,
+		CryptoAmount:      cryptoAmount,
+	}
+
+	var callbackHosts []string
+	if val, ok := req["callback_host_grpc"]; ok && val != "" {
+		callbackHosts = strings.Split(val, ",")
+	}
+	payment.CallbackHostGRPC = callbackHosts
+
+	_, err = p.repository.Insert(ctx, payment)
+	if err != nil {
+		p.logger.Error("failed to insert payment into database", zap.Error(err))
+		return "", errors.NewWithMessage(fmt.Sprintf("failed to insert payment into database: %v", err), errors.ErrInternalError)
+	}
+
+	return p.config.WalletAddress, nil
 }
 
 func (p *Provider) RegisterWebhookHandlers(router fiber.Router) {
@@ -63,7 +106,7 @@ func (p *Provider) handleWebhook(ctx *fiber.Ctx) error {
 		if act.ToAddress != p.config.WalletAddress {
 			continue
 		}
-		payment, err := p.repository.FindByWalletAddressAndAmount(ctx.Context(), act.FromAddress, act.Value)
+		payment, err := p.repository.FindByWalletsAndAmount(ctx.Context(), act.ToAddress, act.FromAddress, act.Value)
 		if err != nil {
 			if err.Type() == errors.ErrNotFound {
 				return ctx.Status(fiber.StatusNotFound).SendString(fmt.Sprintf("payment not found: %s", err.Error()))

internal/repository/payment.go

@@ -34,6 +34,8 @@ var PaymentFields = struct {
 
 	WalletAddress     string // for crypto
 	CryptoAmount      string // for crypto
+	ToWalletAddress   string
+	FromWalletAddress string
 }{
 	ID:                   "_id",
 	UserID:               "userId",
@@ -54,6 +56,8 @@ var PaymentFields = struct {
 
 	WalletAddress:     "walletAddress",
 	CryptoAmount:      "cryptoAmount",
+	ToWalletAddress:   "toWalletAddress",
+	FromWalletAddress: "fromWalletAddress",
 }
 
 type PaymentRepositoryDeps struct {
@@ -163,22 +167,25 @@ func (r *PaymentRepository) SetPaymentStatus(ctx context.Context, paymentID stri
 	return &payment, nil
 }
 
-func (r *PaymentRepository) FindByWalletAddressAndAmount(ctx context.Context, walletAddress string, cryptoAmount float64) (*models.Payment, errors.Error) {
+func (r *PaymentRepository) FindByWalletsAndAmount(ctx context.Context, toWalletAddress, fromWalletAddress string, cryptoAmount float64) (*models.Payment, errors.Error) {
 	payment := models.Payment{}
 	filter := bson.M{
-		PaymentFields.WalletAddress: walletAddress,
+		PaymentFields.ToWalletAddress:   toWalletAddress,
+		PaymentFields.FromWalletAddress: fromWalletAddress,
 		PaymentFields.CryptoAmount:      cryptoAmount,
-		PaymentFields.Completed:     false, //не завершённые
+		PaymentFields.Completed:         false,
+		PaymentFields.Status:            models.PaymentStatusWaiting,
 	}
 	if err := r.collection.FindOne(ctx, filter).Decode(&payment); err != nil {
-		r.logger.Error("failed to find payment by walletAddress and amount on <FindByWalletAddressAndAmount> of <PaymentRepository>",
+		r.logger.Error("failed to find payment by wallets and amount on <FindByWalletsAndAmount> of <PaymentRepository>",
 			zap.Error(err),
-			zap.String("walletAddress", walletAddress),
+			zap.String("toWalletAddress", toWalletAddress),
-			zap.Float64("amount", cryptoAmount),
+			zap.String("fromWalletAddress", fromWalletAddress),
+			zap.Float64("cryptoAmount", cryptoAmount),
 		)
 
 		findErr := errors.NewWithError(
-			fmt.Errorf("failed to find payment by walletAddress and amount: %w", err),
+			fmt.Errorf("failed to find payment by wallets and amount: %w", err),
 			errors.ErrInternalError,
 		)