"""
Notification related Pydantic schemas.
"""
from datetime import datetime
from typing import Optional, List
from enum import Enum

from pydantic import BaseModel, Field


class ChannelType(str, Enum):
    DISCORD = "discord"
    TELEGRAM = "telegram"


class NotificationSettingCreate(BaseModel):
    channel_type: ChannelType
    webhook_url: str = Field(..., min_length=1, max_length=500)
    enabled: bool = True


class NotificationSettingUpdate(BaseModel):
    webhook_url: Optional[str] = Field(None, min_length=1, max_length=500)
    enabled: Optional[bool] = None


class NotificationSettingResponse(BaseModel):
    id: int
    user_id: int
    channel_type: str
    webhook_url: str
    enabled: bool
    created_at: datetime
    updated_at: datetime

    class Config:
        from_attributes = True


class NotificationHistoryResponse(BaseModel):
    id: int
    signal_id: int
    channel_type: str
    sent_at: datetime
    status: str
    message: Optional[str] = None
    error_message: Optional[str] = None

    class Config:
        from_attributes = True