service backend

api/ledger/storage/model/posting_line.go

@@ -0,0 +1,24 @@
+package model
+
+import (
+	"github.com/tech/sendico/pkg/db/storable"
+	"github.com/tech/sendico/pkg/model"
+	"go.mongodb.org/mongo-driver/bson/primitive"
+)
+
+// PostingLine represents a single debit or credit line in a journal entry.
+type PostingLine struct {
+	storable.Base         `bson:",inline" json:",inline"`
+	model.PermissionBound `bson:",inline" json:",inline"`
+
+	JournalEntryRef primitive.ObjectID `bson:"journalEntryRef" json:"journalEntryRef"`
+	AccountRef      primitive.ObjectID `bson:"accountRef" json:"accountRef"`
+	Amount          string             `bson:"amount" json:"amount"`     // stored as string for exact decimal, positive = credit, negative = debit
+	Currency        string             `bson:"currency" json:"currency"` // ISO 4217 currency code
+	LineType        LineType           `bson:"lineType" json:"lineType"` // main, fee, spread, reversal
+}
+
+// Collection implements storable.Storable.
+func (*PostingLine) Collection() string {
+	return PostingLinesCollection
+}