from datetime import date as _date
from typing import Optional

from pydantic import BaseModel, computed_field, field_validator


# ── Program ──────────────────────────────────────────────

DAY_NAMES = {
    1: "Monday",
    2: "Tuesday",
    3: "Wednesday",
    4: "Thursday",
    5: "Friday",
    6: "Saturday",
    7: "Sunday",
}


class ProgramCreate(BaseModel):
    day_of_week: int
    day_label: str
    time: str
    title: str
    host: str
    genre: str


class ProgramUpdate(BaseModel):
    day_of_week: Optional[int] = None
    day_label: Optional[str] = None
    time: Optional[str] = None
    title: Optional[str] = None
    host: Optional[str] = None
    genre: Optional[str] = None


class ProgramResponse(BaseModel):
    id: int
    day_of_week: int
    time: str
    title: str
    host: str
    genre: str

    @computed_field
    @property
    def day_label(self) -> str:
        return DAY_NAMES.get(self.day_of_week, "Unknown")

    model_config = {"from_attributes": True}


# ── Event ────────────────────────────────────────────────

class EventCreate(BaseModel):
    date: _date
    title: str
    description: str
    location: str
    icon: str
    rsvp_url: Optional[str] = None


class EventUpdate(BaseModel):
    date: Optional[_date] = None
    title: Optional[str] = None
    description: Optional[str] = None
    location: Optional[str] = None
    icon: Optional[str] = None
    rsvp_url: Optional[str] = None
    active: Optional[bool] = None


class EventResponse(BaseModel):
    id: int
    date: _date
    title: str
    description: str
    location: str
    icon: str
    rsvp_url: Optional[str]
    active: bool

    model_config = {"from_attributes": True}


# ── DonationTier ─────────────────────────────────────────

class TierCreate(BaseModel):
    name: str
    amount: float
    icon: str
    benefits: list[str]
    display_order: int


class TierUpdate(BaseModel):
    name: Optional[str] = None
    amount: Optional[float] = None
    icon: Optional[str] = None
    benefits: Optional[list[str]] = None
    display_order: Optional[int] = None


class TierResponse(BaseModel):
    id: int
    name: str
    amount: float
    icon: str
    benefits: list[str]
    display_order: int

    model_config = {"from_attributes": True}


# ── StationConfig ─────────────────────────────────────────

class StationConfigResponse(BaseModel):
    id: int
    key: str
    callsign: str
    name_primary: str
    name_secondary: str
    tagline: str
    frequency: str
    founded_year: int
    nonprofit_type: str
    ein: str
    logo_url: str
    hero_background_url: str
    hero_icon_url: str
    hero_divider_url: str
    address: str
    phone: str
    email: str
    website: str

    model_config = {"from_attributes": True}


class StationConfigUpdate(BaseModel):
    callsign: Optional[str] = None
    name_primary: Optional[str] = None
    name_secondary: Optional[str] = None
    tagline: Optional[str] = None
    frequency: Optional[str] = None
    founded_year: Optional[int] = None
    nonprofit_type: Optional[str] = None
    ein: Optional[str] = None
    logo_url: Optional[str] = None
    hero_background_url: Optional[str] = None
    hero_icon_url: Optional[str] = None
    hero_divider_url: Optional[str] = None
    address: Optional[str] = None
    phone: Optional[str] = None
    email: Optional[str] = None
    website: Optional[str] = None