from datetime import datetime
from typing import Optional, List
from pydantic import BaseModel

ALLOWED_EVENTS = ["upstream_rate_changed", "upstream_unhealthy", "upstream_recovered"]


class WebhookCreate(BaseModel):
    name: str
    type: str = "generic"  # generic | dingtalk
    url: str
    secret: str = ""
    enabled: bool = True
    events: List[str] = ["upstream_rate_changed"]


class WebhookUpdate(BaseModel):
    name: Optional[str] = None
    type: Optional[str] = None
    url: Optional[str] = None
    secret: Optional[str] = None
    enabled: Optional[bool] = None
    events: Optional[List[str]] = None


class WebhookResponse(BaseModel):
    id: int
    name: str
    type: str
    url: str
    secret_masked: str  # always "***" if set, else ""
    enabled: bool
    events: List[str]
    created_at: datetime
    updated_at: datetime

    model_config = {"from_attributes": True}