# memory/memory_store.py

import json
from pathlib import Path
from datetime import datetime

MEMORY_PATH = Path("data/memory.json")


def load_memory():
    """
    Load all stored memory entries.
    """
    if not MEMORY_PATH.exists():
        MEMORY_PATH.parent.mkdir(parents=True, exist_ok=True)
        MEMORY_PATH.write_text("[]", encoding="utf-8")

    with open(MEMORY_PATH, "r", encoding="utf-8") as f:
        return json.load(f)


def save_to_memory(entry: dict):
    """
    Save a new interaction to memory.
    """
    memory = load_memory()

    entry["timestamp"] = datetime.utcnow().isoformat()
    memory.append(entry)

    with open(MEMORY_PATH, "w", encoding="utf-8") as f:
        json.dump(memory, f, indent=2)