✨ Payment related grpc method

pkg/internal/grpc/payment.go

@@ -0,0 +1,92 @@
+package grpc
+
+import (
+	"context"
+	"git.solsynth.dev/hypernet/wallet/pkg/internal/database"
+	"git.solsynth.dev/hypernet/wallet/pkg/internal/models"
+	"git.solsynth.dev/hypernet/wallet/pkg/proto"
+	"github.com/samber/lo"
+	"github.com/shopspring/decimal"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
+)
+
+func (v *Server) GetWallet(ctx context.Context, request *proto.GetWalletRequest) (*proto.GetWalletResponse, error) {
+	var wallet models.Wallet
+	if err := database.C.Where("account_id = ?", request.AccountId).First(&wallet).Error; err != nil {
+		return nil, status.Errorf(codes.NotFound, "wallet not found")
+	}
+
+	return &proto.GetWalletResponse{
+		Wallet: wallet.ToWalletInfo(),
+	}, nil
+}
+
+func (v *Server) GetTransaction(ctx context.Context, request *proto.GetTransactionRequest) (*proto.GetTransactionResponse, error) {
+	var transaction models.Transaction
+	if err := database.C.Where("id = ?", request.Id).First(&transaction).Error; err != nil {
+		return nil, status.Errorf(codes.NotFound, "transaction not found")
+	}
+
+	return &proto.GetTransactionResponse{
+		Transaction: transaction.ToTransactionInfo(),
+	}, nil
+}
+
+func (v *Server) MakeTransaction(ctx context.Context, request *proto.MakeTransactionRequest) (*proto.TransactionInfo, error) {
+	if request.PayerId == nil && request.PayeeId == nil {
+		return nil, status.Errorf(codes.InvalidArgument, "payer and payee cannot be both nil")
+	}
+
+	transaction := models.Transaction{
+		Amount: decimal.NewFromFloat(request.Amount),
+		Remark: request.Remark,
+	}
+	if request.PayerId != nil {
+		transaction.PayerID = lo.ToPtr(uint(*request.PayerId))
+	}
+	if request.PayeeId != nil {
+		transaction.PayeeID = lo.ToPtr(uint(*request.PayeeId))
+	}
+
+	if err := database.C.Create(&transaction).Error; err != nil {
+		return nil, status.Errorf(codes.Internal, err.Error())
+	}
+
+	return transaction.ToTransactionInfo(), nil
+}
+
+func (v *Server) MakeTransactionWithAccount(ctx context.Context, request *proto.MakeTransactionWithAccountRequest) (*proto.TransactionInfo, error) {
+	if request.PayerAccountId == nil && request.PayeeAccountId == nil {
+		return nil, status.Errorf(codes.InvalidArgument, "payer and payee cannot be both nil")
+	}
+
+	transaction := models.Transaction{
+		Amount: decimal.NewFromFloat(request.Amount),
+		Remark: request.Remark,
+	}
+	if request.PayerAccountId != nil {
+		val := uint(*request.PayerAccountId)
+		var wallet models.Wallet
+		if err := database.C.Where("account_id = ?", val).First(&wallet).Error; err != nil {
+			return nil, status.Errorf(codes.NotFound, "payer wallet not found")
+		}
+		transaction.Payer = &wallet
+		transaction.PayerID = &wallet.ID
+	}
+	if request.PayeeAccountId != nil {
+		val := uint(*request.PayeeAccountId)
+		var wallet models.Wallet
+		if err := database.C.Where("account_id = ?", val).First(&wallet).Error; err != nil {
+			return nil, status.Errorf(codes.NotFound, "payee wallet not found")
+		}
+		transaction.Payee = &wallet
+		transaction.PayeeID = &wallet.ID
+	}
+
+	if err := database.C.Create(&transaction).Error; err != nil {
+		return nil, status.Errorf(codes.Internal, err.Error())
+	}
+
+	return transaction.ToTransactionInfo(), nil
+}