"""# Summary

Appointments domain — scheduled visits linking a pet, a vet and a treatment.
"""
from pydantic import BaseModel

from domain.parents.models import Metadata


class ProcedureNote(BaseModel):
    """A single procedure note; ``noteType`` selects the shape.

    Attributes:
        noteType (str): Discriminator (basic, heart_rate, dental, vaccine,
            preop, surgery).
        summary (str | None): Short summary. Defaults to None.
        details (str | None): Longer details. Defaults to None.
    """

    noteType: str
    summary: str | None = None
    details: str | None = None

    model_config = {"extra": "ignore"}


class Procedure(BaseModel):
    """A procedure performed during an appointment.

    Attributes:
        name (str): Procedure name.
        description (str | None): Procedure description. Defaults to None.
        cost (float | None): Cost of the procedure. Defaults to None.
        notes (ProcedureNote | None): Typed procedure note. Defaults to None.
    """

    name: str
    description: str | None = None
    cost: float | None = None
    notes: ProcedureNote | None = None

    model_config = {"extra": "ignore"}


class Appointment(BaseModel):
    """A scheduled appointment.

    Attributes:
        id (int | None): Server-assigned identifier. Defaults to None.
        date (str): ISO date-time of the appointment.
        notes (str | None): Additional notes. Defaults to None.
        procedures (list[Procedure]): Procedures performed. Defaults to empty.
        pet (dict | int | None): Embedded pet object or pet id.
        vet (dict | int | None): Embedded vet object or vet id.
        treatment (dict | int | None): Embedded treatment or treatment id.
        metadata (Metadata | None): Presentation metadata. Defaults to None.
    """

    id: int | None = None
    date: str
    notes: str | None = None
    procedures: list[Procedure] = []
    pet: dict | int | None = None
    vet: dict | int | None = None
    treatment: dict | int | None = None
    metadata: Metadata | None = None

    model_config = {"extra": "ignore"}