from datetime import datetime, timezone

from sqlalchemy import (
    Column,
    DateTime,
    Integer,
    LargeBinary,
    String,
    Text,
    Boolean,
    Date,
    ForeignKey,
    UniqueConstraint,
)
from sqlalchemy.orm import DeclarativeBase, relationship


class Base(DeclarativeBase):
    pass


class Show(Base):
    __tablename__ = "shows"

    id = Column(Integer, primary_key=True, autoincrement=True)
    title = Column(String(200), nullable=False)
    description = Column(Text, nullable=False)
    host = Column(String(100), nullable=False)
    genre = Column(String(80), nullable=False)
    show_art_url = Column(String(500), nullable=True)
    hero_image_url = Column(String(500), nullable=True)
    display_order = Column(Integer, nullable=False, default=0)
    active = Column(Boolean, default=True)
    schedules = relationship("ShowSchedule", back_populates="show", cascade="all, delete-orphan")


class ShowSchedule(Base):
    __tablename__ = "show_schedules"

    id = Column(Integer, primary_key=True, autoincrement=True)
    show_id = Column(Integer, ForeignKey("shows.id", ondelete="CASCADE"), nullable=False)
    day_of_week = Column(Integer, nullable=False)
    time = Column(String(10), nullable=False)
    show = relationship("Show", back_populates="schedules")

    __table_args__ = (
        UniqueConstraint("show_id", "day_of_week", "time", name="uq_show_sched"),
    )


class Event(Base):
    __tablename__ = "events"

    id = Column(Integer, primary_key=True, autoincrement=True)
    date = Column(Date, nullable=False)
    title = Column(String(200), nullable=False)
    description = Column(Text, nullable=False)
    location = Column(String(200), nullable=False)
    icon = Column(String(10), nullable=False)
    rsvp_url = Column(String(500), nullable=True)
    active = Column(Boolean, default=True)


class StationConfig(Base):
    __tablename__ = "station_config"

    id = Column(Integer, primary_key=True, autoincrement=True)
    key = Column(String(20), unique=True, nullable=False, default="default")

    # Identity
    callsign = Column(String(10), nullable=False, default="KMTN")
    name_primary = Column(String(100), nullable=False, default="KMountain")
    name_secondary = Column(String(100), nullable=False, default="Flower Radio")
    tagline = Column(String(200), nullable=False, default="Community Radio — Est. 1987")
    frequency = Column(String(10), nullable=False, default="98.7 FM")
    founded_year = Column(Integer, nullable=False, default=1987)

    # Nonprofit
    nonprofit_type = Column(String(10), nullable=False, default="501(c)(3)")
    ein = Column(String(20), nullable=False, default="84-XXXXXXX")

    # Images (URL strings relative to app root)
    logo_url = Column(String(500), nullable=False, default="svg/small-flower.svg")
    hero_background_url = Column(String(500), nullable=False, default="svg/mountain-landscape.svg")
    hero_icon_url = Column(String(500), nullable=False, default="svg/orange-flower.svg")
    hero_divider_url = Column(String(500), nullable=False, default="svg/mountain-divider.svg")

    # Contact
    address = Column(Text, nullable=False, default="42 Pine Street\nMountain View, CO 80424")
    phone = Column(String(30), nullable=False, default="(970) 555-0198")
    email = Column(String(100), nullable=False, default="hello@kmountainflower.org")
    website = Column(String(200), nullable=False, default="kmountainflower.org")

    # Donation
    donation_url = Column(String(500), nullable=False, default="")


class HistoryEntry(Base):
    __tablename__ = "history_entries"

    id = Column(Integer, primary_key=True, autoincrement=True)
    year = Column(Integer, nullable=False)
    title = Column(String(200), nullable=False)
    body = Column(Text, nullable=False)
    display_order = Column(Integer, nullable=False)
    active = Column(Boolean, default=True)


class TeamMember(Base):
    __tablename__ = "team_members"

    id = Column(Integer, primary_key=True, autoincrement=True)
    name = Column(String(100), nullable=False)
    title = Column(String(150), nullable=False)
    bio = Column(Text, nullable=True)
    photo_url = Column(String(500), nullable=True)
    display_order = Column(Integer, nullable=False)
    active = Column(Boolean, default=True)


class CommunityHighlight(Base):
    __tablename__ = "community_highlights"

    id = Column(Integer, primary_key=True, autoincrement=True)
    icon = Column(String(10), nullable=False)
    title = Column(String(200), nullable=False)
    description = Column(Text, nullable=False)
    display_order = Column(Integer, nullable=False)
    active = Column(Boolean, default=True)


class StorageBlob(Base):
    __tablename__ = "storage_blobs"

    id = Column(Integer, primary_key=True, autoincrement=True)
    blob_id = Column(String(32), unique=True, nullable=False, index=True)
    content_type = Column(String(100), nullable=False)
    size = Column(Integer, nullable=False)
    data = Column(LargeBinary, nullable=False)
    created_at = Column(DateTime, nullable=False, default=lambda: datetime.now(timezone.utc))