Initial commit: Open sourcing all of the Maple Open Technologies code.

cloud/maplefile-backend/internal/usecase/collection/get_sync_data.go

@@ -0,0 +1,69 @@
+// monorepo/cloud/backend/internal/maplefile/usecase/collection/get_sync_data.go
+package collection
+
+import (
+	"context"
+
+	"go.uber.org/zap"
+
+	"github.com/gocql/gocql"
+	"codeberg.org/mapleopentech/monorepo/cloud/maplefile-backend/config"
+	dom_collection "codeberg.org/mapleopentech/monorepo/cloud/maplefile-backend/internal/domain/collection"
+)
+
+type GetCollectionSyncDataUseCase interface {
+	Execute(ctx context.Context, userID gocql.UUID, cursor *dom_collection.CollectionSyncCursor, limit int64, accessType string) (*dom_collection.CollectionSyncResponse, error)
+}
+
+type getCollectionSyncDataUseCaseImpl struct {
+	config *config.Configuration
+	logger *zap.Logger
+	repo   dom_collection.CollectionRepository
+}
+
+func NewGetCollectionSyncDataUseCase(
+	config *config.Configuration,
+	logger *zap.Logger,
+	repo dom_collection.CollectionRepository,
+) GetCollectionSyncDataUseCase {
+	logger = logger.Named("GetCollectionSyncDataUseCase")
+	return &getCollectionSyncDataUseCaseImpl{config, logger, repo}
+}
+
+func (uc *getCollectionSyncDataUseCaseImpl) Execute(ctx context.Context, userID gocql.UUID, cursor *dom_collection.CollectionSyncCursor, limit int64, accessType string) (*dom_collection.CollectionSyncResponse, error) {
+	//
+	// STEP 1: Validation.
+	//
+
+	// (Skip)
+
+	//
+	// STEP 2: Get filtered collections from repository.
+	//
+
+	if accessType != dom_collection.CollectionAccessTypeMember && accessType != dom_collection.CollectionAccessTypeOwner {
+		result, err := uc.repo.GetCollectionSyncData(ctx, userID, cursor, limit)
+		if err != nil {
+			uc.logger.Error("Failed to get filtered collections from repository",
+				zap.Any("error", err),
+				zap.Any("userID", userID),
+				zap.Any("cursor", cursor),
+				zap.Int64("limit", limit))
+			return nil, err
+		}
+		return result, nil
+	}
+
+	result, err := uc.repo.GetCollectionSyncDataByAccessType(ctx, userID, cursor, limit, accessType)
+	if err != nil {
+		uc.logger.Error("Failed to get filtered collections from repository",
+			zap.Any("error", err),
+			zap.Any("userID", userID),
+			zap.Any("cursor", cursor),
+			zap.Int64("limit", limit),
+			zap.String("access_type", accessType))
+		return nil, err
+	}
+	return result, nil
+
+}