from datetime import datetime

from pydantic import BaseModel, Field


class PushConfigOut(BaseModel):
    enabled: bool
    # Der oeffentliche VAPID-Schluessel, base64url ohne Auffuellzeichen.
    public_key: str | None = None
    throttle_hours: int


class PushKeys(BaseModel):
    p256dh: str = Field(max_length=200)
    auth: str = Field(max_length=100)


class PushSubscribeIn(BaseModel):
    # Vom Push-Dienst des Browserherstellers vergebene URL.
    endpoint: str = Field(min_length=10, max_length=500)
    keys: PushKeys
    # Grobe Geraetebezeichnung zur Unterscheidung mehrerer Anmeldungen.
    label: str | None = Field(default=None, max_length=80)


class PushUnsubscribeIn(BaseModel):
    endpoint: str = Field(min_length=10, max_length=500)


class PushSubscriptionOut(BaseModel):
    id: str
    label: str | None
    created_at: datetime
    last_success_at: datetime | None