service backend

api/ledger/internal/model/balance.go

@@ -0,0 +1,19 @@
+package ledger
+
+import (
+	"github.com/tech/sendico/pkg/model"
+	"github.com/tech/sendico/pkg/mservice"
+	"github.com/shopspring/decimal"
+	"go.mongodb.org/mongo-driver/bson/primitive"
+)
+
+type AccountBalance struct {
+	model.PermissionBound `bson:",inline" json:",inline"`
+	LedgerAccountRef      primitive.ObjectID `bson:"ledgerAccountRef" json:"ledgerAccountRef"` // unique
+	Balance               decimal.Decimal    `bson:"balance" json:"balance"`
+	Version               int64              `bson:"version" json:"version"` // for optimistic locking
+}
+
+func (a *AccountBalance) Collection() string {
+	return mservice.LedgerBalances
+}