MEMORY_AVAILABLE = False
VECTOR_AVAILABLE = False

try:
    from app.memory.store import MemoryStore
    from app.memory.vector_index import VectorIndex
    from app.memory.interface import MemoryInterface
    from app.memory.write_policy import MemoryWritePolicy
    MEMORY_AVAILABLE = True
    VECTOR_AVAILABLE = True
except ImportError:
    MemoryStore = None
    VectorIndex = None
    MemoryInterface = None
    MemoryWritePolicy = None

__all__ = [
    "MemoryStore",
    "VectorIndex",
    "MemoryInterface",
    "MemoryWritePolicy",
    "MEMORY_AVAILABLE",
    "VECTOR_AVAILABLE",
]