import os
import json

from Kikka.KikkaConst import *
from Kikka.Utils.Singleton import singleton


class Storageable():
    def toDict(self):
        raise NotImplementedError


@singleton
class KikkaMemory():
    def __init__(self):
        self._memory = None

    def awake(self):
        if os.path.exists(MEMORY_FILE):
            with open(MEMORY_FILE, "r", encoding="utf8") as fp:
                self._memory = json.load(fp)
    
    def storage(self):
        def data2dict(obj):
            if isinstance(obj, Storageable):
                return obj.toDict()
        
        json_str = json.dumps(self._memory, default=data2dict, ensure_ascii=False, indent=4)
        with open(MEMORY_FILE, mode="w", newline="", encoding="utf8") as fp:
            fp.write(json_str)
    
    def getAction(self):
        return self._memory.get("action", {})
    
    def updateAction(self, action_data):
        self._memory["action"] = action_data
        self.storage()
    
    def getConfig(self):
        return self._memory.get("config", {})
    
    def updateConfig(self, config_data):
        self._memory["config"] = config_data
        self.storage()