from __future__ import annotations

from datetime import UTC, datetime

from sqlalchemy import JSON, Boolean, DateTime, Integer, String, Text
from sqlalchemy.orm import Mapped, mapped_column

from app.models.base import Base


def utc_now() -> datetime:
    return datetime.now(UTC)


class User(Base):
    __tablename__ = "users"

    id: Mapped[int] = mapped_column(primary_key=True)
    username: Mapped[str] = mapped_column(String(100), unique=True, index=True)
    password_hash: Mapped[str] = mapped_column(String(255))
    role: Mapped[str] = mapped_column(String(30), default="administrator")
    disabled: Mapped[bool] = mapped_column(Boolean, default=False)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class SessionRecord(Base):
    __tablename__ = "sessions"

    id: Mapped[str] = mapped_column(String(64), primary_key=True)
    user_id: Mapped[int] = mapped_column(Integer, index=True)
    csrf_token: Mapped[str] = mapped_column(String(64))
    expires_at: Mapped[datetime] = mapped_column(DateTime(timezone=True))
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class ApiToken(Base):
    __tablename__ = "api_tokens"

    id: Mapped[int] = mapped_column(primary_key=True)
    label: Mapped[str] = mapped_column(String(120))
    token_hash: Mapped[str] = mapped_column(String(255))
    role: Mapped[str] = mapped_column(String(30), default="operator")
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)
    revoked_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)


class Setting(Base):
    __tablename__ = "settings"

    key: Mapped[str] = mapped_column(String(120), primary_key=True)
    value: Mapped[dict[str, object]] = mapped_column(JSON, default=dict)
    updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class FixtureSource(Base):
    __tablename__ = "fixture_sources"

    id: Mapped[int] = mapped_column(primary_key=True)
    manufacturer_key: Mapped[str] = mapped_column(String(100))
    fixture_key: Mapped[str] = mapped_column(String(150))
    schema_ref: Mapped[str] = mapped_column(String(255))
    source_url: Mapped[str] = mapped_column(String(255))
    payload: Mapped[dict[str, object]] = mapped_column(JSON)
    payload_hash: Mapped[str] = mapped_column(String(64))
    imported_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class FixtureDefinition(Base):
    __tablename__ = "fixture_definitions"

    id: Mapped[int] = mapped_column(primary_key=True)
    slug: Mapped[str] = mapped_column(String(160), unique=True, index=True)
    manufacturer: Mapped[str] = mapped_column(String(120))
    model: Mapped[str] = mapped_column(String(160))
    short_name: Mapped[str | None] = mapped_column(String(120), nullable=True)
    categories: Mapped[list[str]] = mapped_column(JSON, default=list)
    normalized_data: Mapped[dict[str, object]] = mapped_column(JSON)
    source_id: Mapped[int | None] = mapped_column(Integer, nullable=True)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class FixtureInstance(Base):
    __tablename__ = "fixture_instances"

    id: Mapped[int] = mapped_column(primary_key=True)
    universe: Mapped[int] = mapped_column(Integer, default=1)
    name: Mapped[str] = mapped_column(String(160))
    definition_id: Mapped[int] = mapped_column(Integer, index=True)
    mode_key: Mapped[str] = mapped_column(String(120))
    start_address: Mapped[int] = mapped_column(Integer)
    channel_count: Mapped[int] = mapped_column(Integer)
    enabled: Mapped[bool] = mapped_column(Boolean, default=True)
    group_names: Mapped[list[str]] = mapped_column(JSON, default=list)
    position: Mapped[dict[str, object]] = mapped_column(JSON, default=dict)
    tags: Mapped[list[str]] = mapped_column(JSON, default=list)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class Scene(Base):
    __tablename__ = "scenes"

    id: Mapped[int] = mapped_column(primary_key=True)
    name: Mapped[str] = mapped_column(String(160))
    slug: Mapped[str] = mapped_column(String(160), unique=True, index=True)
    color: Mapped[str] = mapped_column(String(20), default="#00e5ff")
    icon: Mapped[str | None] = mapped_column(String(40), nullable=True)
    priority: Mapped[int] = mapped_column(Integer, default=10)
    fade_in_ms: Mapped[int] = mapped_column(Integer, default=500)
    fade_out_ms: Mapped[int] = mapped_column(Integer, default=500)
    hold_ms: Mapped[int] = mapped_column(Integer, default=0)
    master_limit: Mapped[int] = mapped_column(Integer, default=255)
    values: Mapped[list[dict[str, object]]] = mapped_column(JSON, default=list)
    targets: Mapped[list[dict[str, object]]] = mapped_column(JSON, default=list)
    tags: Mapped[list[str]] = mapped_column(JSON, default=list)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class Effect(Base):
    __tablename__ = "effects"

    id: Mapped[int] = mapped_column(primary_key=True)
    name: Mapped[str] = mapped_column(String(160))
    slug: Mapped[str] = mapped_column(String(160), unique=True, index=True)
    effect_type: Mapped[str] = mapped_column(String(80))
    parameters: Mapped[dict[str, object]] = mapped_column(JSON, default=dict)
    priority: Mapped[int] = mapped_column(Integer, default=40)
    cooldown_ms: Mapped[int] = mapped_column(Integer, default=0)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class TriggerMapping(Base):
    __tablename__ = "trigger_mappings"

    id: Mapped[int] = mapped_column(primary_key=True)
    slug: Mapped[str] = mapped_column(String(160), unique=True, index=True)
    name: Mapped[str] = mapped_column(String(160))
    event_type: Mapped[str] = mapped_column(String(60))
    action_type: Mapped[str] = mapped_column(String(30))
    action_slug: Mapped[str] = mapped_column(String(160))
    config: Mapped[dict[str, object]] = mapped_column(JSON, default=dict)
    active: Mapped[bool] = mapped_column(Boolean, default=True)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class TriggerEvent(Base):
    __tablename__ = "trigger_events"

    id: Mapped[int] = mapped_column(primary_key=True)
    slug: Mapped[str] = mapped_column(String(160), index=True)
    event_id: Mapped[str | None] = mapped_column(String(160), nullable=True)
    status: Mapped[str] = mapped_column(String(30), default="queued")
    payload: Mapped[dict[str, object]] = mapped_column(JSON, default=dict)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class SystemEvent(Base):
    __tablename__ = "system_events"

    id: Mapped[int] = mapped_column(primary_key=True)
    category: Mapped[str] = mapped_column(String(40))
    level: Mapped[str] = mapped_column(String(20))
    message: Mapped[str] = mapped_column(Text)
    payload: Mapped[dict[str, object]] = mapped_column(JSON, default=dict)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class BackupRecord(Base):
    __tablename__ = "backups"

    id: Mapped[int] = mapped_column(primary_key=True)
    label: Mapped[str] = mapped_column(String(160))
    path: Mapped[str] = mapped_column(String(255))
    manifest: Mapped[dict[str, object]] = mapped_column(JSON, default=dict)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class MidiBridge(Base):
    __tablename__ = "midi_bridges"

    id: Mapped[int] = mapped_column(primary_key=True)
    bridge_id: Mapped[str] = mapped_column(String(160), unique=True, index=True)
    device_name: Mapped[str | None] = mapped_column(String(255), nullable=True)
    ip_address: Mapped[str | None] = mapped_column(String(64), nullable=True)
    protocol_version: Mapped[int] = mapped_column(Integer, default=1)
    online: Mapped[bool] = mapped_column(Boolean, default=False)
    last_heartbeat_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
    last_event_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
    last_error: Mapped[str | None] = mapped_column(Text, nullable=True)
    last_event: Mapped[dict[str, object]] = mapped_column(JSON, default=dict)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)
    updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class MidiBridgeToken(Base):
    __tablename__ = "midi_bridge_tokens"

    id: Mapped[int] = mapped_column(primary_key=True)
    label: Mapped[str] = mapped_column(String(120))
    token_hash: Mapped[str] = mapped_column(String(64), unique=True, index=True)
    bridge_id: Mapped[str | None] = mapped_column(String(160), nullable=True)
    scopes: Mapped[list[str]] = mapped_column(JSON, default=list)
    last_used_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
    revoked_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)


class MidiMapping(Base):
    __tablename__ = "midi_mappings"

    id: Mapped[int] = mapped_column(primary_key=True)
    name: Mapped[str] = mapped_column(String(160))
    enabled: Mapped[bool] = mapped_column(Boolean, default=True)
    bridge_id: Mapped[str | None] = mapped_column(String(160), nullable=True)
    device_name: Mapped[str | None] = mapped_column(String(255), nullable=True)
    message_type: Mapped[str] = mapped_column(String(40))
    channel: Mapped[int | None] = mapped_column(Integer, nullable=True)
    number: Mapped[int] = mapped_column(Integer)
    action: Mapped[str] = mapped_column(String(60))
    target_type: Mapped[str] = mapped_column(String(40))
    target_id: Mapped[str | None] = mapped_column(String(160), nullable=True)
    mode: Mapped[str] = mapped_column(String(40), default="trigger")
    minimum_value: Mapped[int] = mapped_column(Integer, default=0)
    maximum_value: Mapped[int] = mapped_column(Integer, default=127)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)
    updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)