service backend

api/pkg/auth/internal/casbin/factory.go

@@ -0,0 +1,34 @@
+package casbin
+
+import (
+	"github.com/casbin/casbin/v2"
+	mongodbadapter "github.com/casbin/mongodb-adapter/v3"
+	cc "github.com/tech/sendico/pkg/auth/internal/casbin/config"
+	"github.com/tech/sendico/pkg/mlogger"
+	"go.mongodb.org/mongo-driver/mongo"
+	"go.uber.org/zap"
+)
+
+func createAdapter(logger mlogger.Logger, config *cc.Config, client *mongo.Client) (*casbin.Enforcer, error) {
+	dbc, err := cc.PrepareConfig(logger, config)
+	if err != nil {
+		logger.Warn("Failed to prepare database configuration", zap.Error(err))
+		return nil, err
+	}
+
+	adapter, err := mongodbadapter.NewAdapterByDB(client, dbc.Adapter)
+	if err != nil {
+		logger.Warn("Failed to create DB adapter", zap.Error(err))
+		return nil, err
+	}
+
+	e, err := casbin.NewEnforcer(dbc.ModelPath, adapter, NewCasbinLogger(logger))
+	if err != nil {
+		logger.Warn("Failed to create permissions enforcer", zap.Error(err))
+		return nil, err
+	}
+	e.EnableAutoSave(true)
+
+	// No need to manually load policy. Casbin does it for us
+	return e, nil
+}