from datetime import datetime

from pydantic import BaseModel, ConfigDict, Field

from app.messages.models import MessageType


class MessageRead(BaseModel):
    model_config = ConfigDict(from_attributes=True)

    id: int
    chat_id: int
    sender_id: int
    type: MessageType
    text: str | None
    created_at: datetime
    updated_at: datetime


class MessageCreateRequest(BaseModel):
    chat_id: int
    type: MessageType = MessageType.TEXT
    text: str | None = Field(default=None, max_length=4096)


class MessageUpdateRequest(BaseModel):
    text: str = Field(min_length=1, max_length=4096)