from pydantic import BaseModel, Field
from typing import List, Optional
from pathlib import Path
import uuid
import json
from datetime import datetime
import os

class Character():
    """Основной класс персонажа"""
    def __init__(
        self,
        name: str,
        display_name: str,
        char_description: str = "",
        avatar_path: Optional[str] = None,
        backgrounds: Optional[str] = None,
        persona: str = "",
        scenario: str = "",
        first_message: str = "",
        id: Optional[str] = None,
        temperature: Optional[float] = None,
        max_tokens: Optional[int] = None

    ):
        self.id = id if id is not None else str(uuid.uuid4())
        self.name = name
        self.display_name = display_name
        self.char_description = char_description
        self.avatar_path = avatar_path
        self.backgrounds = backgrounds
        self.persona = persona
        self.scenario = scenario
        self.first_message = first_message
        self.temperature = temperature
        self.max_tokens = max_tokens
    
    #методы:

    def to_dict(self):
        return {
            "id": self.id,
            "name": self.name,
            "display_name": self.display_name,
            "char_description": self.char_description,
            "avatar_path": self.avatar_path,
            "backgrounds": self.backgrounds,
            "persona": self.persona,
            "scenario": self.scenario,
            "first_message": self.first_message,
            "temperature": self.temperature,
            "max_tokens": self.max_tokens

        }

    def save(self):
        # Используем абсолютный путь от корня проекта
        project_root = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
        char_path = os.path.join(project_root, "data", "characters", f"{self.id}.json")
        
        with open(char_path, "w", encoding="utf-8") as f:
            json.dump(self.to_dict(), f, ensure_ascii=False, indent=2)

    @classmethod
    def load(cls, char_id):
        # Используем абсолютный путь от корня проекта
        project_root = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
        char_path = os.path.join(project_root, "data", "characters", f"{char_id}.json")
        
        with open(char_path, "r", encoding="utf-8") as f:
            data = json.load(f)

        return cls(
            id=data.get("id"),
            name=data.get("name", ""),
            display_name=data.get("display_name", ""),
            char_description=data.get("char_description", ""),
            avatar_path=data.get("avatar_path"),
            backgrounds=data.get("backgrounds"),
            persona=data.get("persona", ""),
            scenario=data.get("scenario", ""),
            first_message=data.get("first_message", ""),
            temperature=data.get("temperature"),
            max_tokens=data.get("max_tokens")

        )