Add storage, syncing db, rename module

bot/modules/fsm/__init__.py

@@ -0,0 +1 @@
+from .in_db import InDbStorage

bot/modules/fsm/in_db.py

@@ -0,0 +1,36 @@
+from bot.modules.database import db
+from dataclasses import dataclass, field
+from typing import Any, DefaultDict, Dict, Optional
+
+from aiogram.fsm.state import State
+from aiogram.fsm.storage.base import (
+    BaseStorage,
+    StateType,
+    StorageKey,
+)
+
+
+@dataclass
+class MemoryStorageRecord:
+    data: Dict[str, Any] = field(default_factory=dict)
+    state: Optional[str] = None
+
+
+class InDbStorage(BaseStorage):
+    def __init__(self) -> None:
+        self.storage: DefaultDict[StorageKey, MemoryStorageRecord] = db.fsm
+
+    async def close(self) -> None:
+        pass
+
+    async def set_state(self, key: StorageKey, state: StateType = None) -> None:
+        self.storage[key].state = state.state if isinstance(state, State) else state
+
+    async def get_state(self, key: StorageKey) -> Optional[str]:
+        return self.storage[key].state
+
+    async def set_data(self, key: StorageKey, data: Dict[str, Any]) -> None:
+        self.storage[key].data = data.copy()
+
+    async def get_data(self, key: StorageKey) -> Dict[str, Any]:
+        return self.storage[key].data.copy()