service backend

api/billing/fees/storage/mongo/repository.go

@@ -0,0 +1,69 @@
+package mongo
+
+import (
+	"context"
+	"time"
+
+	"github.com/tech/sendico/billing/fees/storage"
+	"github.com/tech/sendico/billing/fees/storage/mongo/store"
+	"github.com/tech/sendico/pkg/db"
+	"github.com/tech/sendico/pkg/merrors"
+	"github.com/tech/sendico/pkg/mlogger"
+	"go.mongodb.org/mongo-driver/mongo"
+	"go.uber.org/zap"
+)
+
+type Store struct {
+	logger mlogger.Logger
+	conn   *db.MongoConnection
+	db     *mongo.Database
+
+	plans storage.PlansStore
+}
+
+// New creates a repository backed by MongoDB for the billing fees service.
+func New(logger mlogger.Logger, conn *db.MongoConnection) (*Store, error) {
+	if conn == nil {
+		return nil, merrors.InvalidArgument("mongo connection is nil")
+	}
+
+	client := conn.Client()
+	if client == nil {
+		return nil, merrors.Internal("mongo client not initialised")
+	}
+
+	database := conn.Database()
+	result := &Store{
+		logger: logger.Named("storage").Named("mongo"),
+		conn:   conn,
+		db:     database,
+	}
+
+	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancel()
+
+	if err := result.Ping(ctx); err != nil {
+		result.logger.Error("mongo ping failed during store init", zap.Error(err))
+		return nil, err
+	}
+
+	plansStore, err := store.NewPlans(result.logger, database)
+	if err != nil {
+		result.logger.Error("failed to initialise plans store", zap.Error(err))
+		return nil, err
+	}
+	result.plans = plansStore
+
+	result.logger.Info("Billing fees MongoDB storage initialised")
+	return result, nil
+}
+
+func (s *Store) Ping(ctx context.Context) error {
+	return s.conn.Ping(ctx)
+}
+
+func (s *Store) Plans() storage.PlansStore {
+	return s.plans
+}
+
+var _ storage.Repository = (*Store)(nil)