🎉 🚧 Start working on backend

backend/decks/decks.go

@@ -0,0 +1,31 @@
+package decks
+
+import (
+	"github.com/HexCardGames/HexDeck/types"
+	"go.mongodb.org/mongo-driver/v2/bson"
+)
+
+func DeckFromInterface(cardDeckId int, cardDeck bson.D) types.CardDeck {
+	bsonBytes, _ := bson.Marshal(cardDeck)
+
+	switch cardDeckId {
+	case 0:
+		deck := Classic{}
+		bson.Unmarshal(bsonBytes, &deck)
+		return &deck
+	}
+
+	return nil
+}
+
+func CardFromInterface(cardDeckId int, card bson.D) types.Card {
+	bsonBytes, _ := bson.Marshal(card)
+
+	switch cardDeckId {
+	case 0:
+		deck := ClassicCard{}
+		bson.Unmarshal(bsonBytes, &deck)
+		return &deck
+	}
+	return nil
+}