from datetime import datetime

from sqlalchemy import BigInteger, Boolean, DateTime, Float, ForeignKey, Index, Integer, String, Text
from sqlalchemy.orm import Mapped, mapped_column

from app.db.base import Base, utcnow


class TelegramUser(Base):
    __tablename__ = "telegram_users"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    telegram_id: Mapped[int] = mapped_column(BigInteger, nullable=False, unique=True, index=True)
    username: Mapped[str | None] = mapped_column(String(64), nullable=True)
    first_name: Mapped[str | None] = mapped_column(String(255), nullable=True)
    last_name: Mapped[str | None] = mapped_column(String(255), nullable=True)
    language_code: Mapped[str | None] = mapped_column(String(16), nullable=True)
    is_admin: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
    is_blocked: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
    discount_ever_used: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
    last_seen_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)
    updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow, onupdate=utcnow)


class RemnawaveUser(Base):
    __tablename__ = "remnawave_users"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    owner_telegram_user_id: Mapped[int | None] = mapped_column(
        ForeignKey("telegram_users.id", ondelete="SET NULL"),
        nullable=True,
        index=True,
    )

    rw_uuid: Mapped[str] = mapped_column(String(36), nullable=False, unique=True, index=True)
    rw_id: Mapped[int] = mapped_column(BigInteger, nullable=False, unique=True)
    short_uuid: Mapped[str] = mapped_column(String(48), nullable=False, unique=True, index=True)
    username: Mapped[str] = mapped_column(String(36), nullable=False, unique=True, index=True)
    status: Mapped[str] = mapped_column(String(16), nullable=False)

    traffic_limit_bytes: Mapped[int] = mapped_column(BigInteger, nullable=False, default=0)
    used_traffic_bytes: Mapped[float] = mapped_column(Float(asdecimal=False), nullable=False, default=0.0)
    lifetime_used_traffic_bytes: Mapped[float] = mapped_column(Float(asdecimal=False), nullable=False, default=0.0)
    expire_at: Mapped[datetime] = mapped_column(DateTime, nullable=False)

    telegram_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True, index=True)
    email: Mapped[str | None] = mapped_column(String(320), nullable=True, index=True)
    description: Mapped[str | None] = mapped_column(Text, nullable=True)
    tag: Mapped[str | None] = mapped_column(String(16), nullable=True, index=True)
    hwid_device_limit: Mapped[int | None] = mapped_column(Integer, nullable=True)
    external_squad_uuid: Mapped[str | None] = mapped_column(String(36), nullable=True)

    trojan_password: Mapped[str] = mapped_column(String(64), nullable=False)
    vless_uuid: Mapped[str] = mapped_column(String(36), nullable=False)
    ss_password: Mapped[str] = mapped_column(String(64), nullable=False)

    last_triggered_threshold: Mapped[int] = mapped_column(Integer, nullable=False, default=0)
    sub_revoked_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
    sub_last_user_agent: Mapped[str | None] = mapped_column(String(512), nullable=True)
    sub_last_opened_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
    last_traffic_reset_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
    subscription_url: Mapped[str] = mapped_column(Text, nullable=False)

    online_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
    first_connected_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
    last_connected_node_uuid: Mapped[str | None] = mapped_column(String(36), nullable=True)

    remote_created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False)
    remote_updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False)
    synced_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)


class InternalSquad(Base):
    __tablename__ = "internal_squads"

    uuid: Mapped[str] = mapped_column(String(36), primary_key=True)
    name: Mapped[str] = mapped_column(String(255), nullable=False)
    synced_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)


class RemnawaveUserInternalSquad(Base):
    __tablename__ = "remnawave_user_internal_squads"

    user_id: Mapped[int] = mapped_column(
        ForeignKey("remnawave_users.id", ondelete="CASCADE"),
        primary_key=True,
    )
    squad_uuid: Mapped[str] = mapped_column(
        ForeignKey("internal_squads.uuid", ondelete="CASCADE"),
        primary_key=True,
    )


class SubscriptionRequestLog(Base):
    __tablename__ = "subscription_request_logs"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    remote_id: Mapped[int] = mapped_column(BigInteger, nullable=False, unique=True, index=True)
    user_uuid: Mapped[str] = mapped_column(
        ForeignKey("remnawave_users.rw_uuid", ondelete="CASCADE"),
        nullable=False,
        index=True,
    )
    request_at: Mapped[datetime] = mapped_column(DateTime, nullable=False)
    request_ip: Mapped[str | None] = mapped_column(String(45), nullable=True)
    user_agent: Mapped[str | None] = mapped_column(Text, nullable=True)
    synced_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)


class Guide(Base):
    __tablename__ = "guides"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    title: Mapped[str] = mapped_column(String(255), nullable=False)
    short_description: Mapped[str] = mapped_column(String(512), nullable=False, default="")
    body_text: Mapped[str] = mapped_column(Text, nullable=False)
    is_active: Mapped[bool] = mapped_column(Boolean, nullable=False, default=True, index=True)
    created_by_telegram_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True, index=True)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)
    updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow, onupdate=utcnow)


class GuidePhoto(Base):
    __tablename__ = "guide_photos"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    guide_id: Mapped[int] = mapped_column(
        ForeignKey("guides.id", ondelete="CASCADE"),
        nullable=False,
        index=True,
    )
    file_id: Mapped[str] = mapped_column(String(512), nullable=False)
    position: Mapped[int] = mapped_column(Integer, nullable=False, default=0)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)


class SupportTicket(Base):
    __tablename__ = "support_tickets"
    __table_args__ = (
        Index(
            "ix_support_tickets_chat_message",
            "support_chat_id",
            "support_message_id",
            unique=True,
        ),
    )

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    public_id: Mapped[str] = mapped_column(String(32), nullable=False, unique=True, index=True)

    telegram_id: Mapped[int] = mapped_column(BigInteger, nullable=False, index=True)
    username: Mapped[str | None] = mapped_column(String(64), nullable=True)
    display_name: Mapped[str] = mapped_column(String(255), nullable=False)
    user_message: Mapped[str] = mapped_column(Text, nullable=False)

    support_chat_id: Mapped[int] = mapped_column(BigInteger, nullable=False, index=True)
    support_thread_id: Mapped[int | None] = mapped_column(Integer, nullable=True)
    support_message_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True)

    status: Mapped[str] = mapped_column(String(16), nullable=False, default="OPEN")
    support_note: Mapped[str | None] = mapped_column(Text, nullable=True)
    closed_by_telegram_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True)
    closed_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)
    updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow, onupdate=utcnow)


class ReferralInvite(Base):
    __tablename__ = "referral_invites"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    inviter_telegram_id: Mapped[int] = mapped_column(BigInteger, nullable=False, index=True)
    invited_telegram_id: Mapped[int] = mapped_column(BigInteger, nullable=False, unique=True, index=True)
    invited_username: Mapped[str | None] = mapped_column(String(64), nullable=True)
    invited_display_name: Mapped[str] = mapped_column(String(255), nullable=False)
    discount_used: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)


class ReferralCode(Base):
    __tablename__ = "referral_codes"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    telegram_id: Mapped[int] = mapped_column(BigInteger, nullable=False, unique=True, index=True)
    code: Mapped[str] = mapped_column(String(32), nullable=False, unique=True, index=True)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)
    updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow, onupdate=utcnow)


class PromoCode(Base):
    __tablename__ = "promo_codes"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    code: Mapped[str] = mapped_column(String(32), nullable=False, unique=True, index=True)
    plan_code: Mapped[str | None] = mapped_column(String(64), nullable=True, index=True)
    discount_percent: Mapped[int] = mapped_column(Integer, nullable=False, default=0)
    expires_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True, index=True)
    is_active: Mapped[bool] = mapped_column(Boolean, nullable=False, default=True, index=True)
    created_by_telegram_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True, index=True)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)
    updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow, onupdate=utcnow)


class PromoCodeApplication(Base):
    __tablename__ = "promo_code_applications"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    telegram_id: Mapped[int] = mapped_column(BigInteger, nullable=False, unique=True, index=True)
    promo_code_id: Mapped[int] = mapped_column(
        ForeignKey("promo_codes.id", ondelete="CASCADE"),
        nullable=False,
        index=True,
    )
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)
    updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow, onupdate=utcnow)


class ReferralBonus(Base):
    __tablename__ = "referral_bonuses"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    inviter_telegram_id: Mapped[int] = mapped_column(BigInteger, nullable=False, index=True)
    invited_telegram_id: Mapped[int] = mapped_column(BigInteger, nullable=False, index=True)
    source_order_uuid: Mapped[str] = mapped_column(String(36), nullable=False, unique=True, index=True)
    bonus_days: Mapped[int] = mapped_column(Integer, nullable=False, default=0)
    status: Mapped[str] = mapped_column(String(16), nullable=False, default="PENDING", index=True)
    applied_to_user_uuid: Mapped[str | None] = mapped_column(String(36), nullable=True, index=True)
    applied_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)
    updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow, onupdate=utcnow)


class BotSetting(Base):
    __tablename__ = "bot_settings"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    key: Mapped[str] = mapped_column(String(64), nullable=False, unique=True, index=True)
    value: Mapped[str] = mapped_column(Text, nullable=False, default="")
    updated_by_telegram_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True, index=True)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)
    updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow, onupdate=utcnow)


class SubscriptionNotification(Base):
    __tablename__ = "subscription_notifications"
    __table_args__ = (
        Index(
            "ix_sub_notif_unique",
            "remnawave_user_id",
            "notification_type",
            "expire_at_snapshot",
            unique=True,
        ),
    )

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    remnawave_user_id: Mapped[int] = mapped_column(
        ForeignKey("remnawave_users.id", ondelete="CASCADE"),
        nullable=False,
        index=True,
    )
    telegram_id: Mapped[int] = mapped_column(BigInteger, nullable=False, index=True)
    notification_type: Mapped[str] = mapped_column(String(32), nullable=False)
    expire_at_snapshot: Mapped[datetime] = mapped_column(DateTime, nullable=False)
    sent_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)


class BroadcastPoll(Base):
    __tablename__ = "broadcast_polls"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    question_text: Mapped[str] = mapped_column(Text, nullable=False)
    created_by_telegram_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True, index=True)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)
    updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow, onupdate=utcnow)


class BroadcastPollAnswer(Base):
    __tablename__ = "broadcast_poll_answers"
    __table_args__ = (
        Index(
            "ix_broadcast_poll_answers_unique_user",
            "poll_id",
            "telegram_id",
            unique=True,
        ),
    )

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    poll_id: Mapped[int] = mapped_column(
        ForeignKey("broadcast_polls.id", ondelete="CASCADE"),
        nullable=False,
        index=True,
    )
    telegram_id: Mapped[int] = mapped_column(BigInteger, nullable=False, index=True)
    username: Mapped[str | None] = mapped_column(String(64), nullable=True)
    first_name: Mapped[str | None] = mapped_column(String(255), nullable=True)
    last_name: Mapped[str | None] = mapped_column(String(255), nullable=True)
    answer: Mapped[str] = mapped_column(String(8), nullable=False)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)
    updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow, onupdate=utcnow)


class PaymentOrder(Base):
    __tablename__ = "payment_orders"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    order_uuid: Mapped[str] = mapped_column(String(36), nullable=False, unique=True, index=True)
    telegram_user_id: Mapped[int] = mapped_column(
        ForeignKey("telegram_users.id", ondelete="CASCADE"),
        nullable=False,
        index=True,
    )
    telegram_id: Mapped[int] = mapped_column(BigInteger, nullable=False, index=True)
    plan_code: Mapped[str] = mapped_column(String(64), nullable=False, index=True)
    plan_title: Mapped[str] = mapped_column(String(255), nullable=False)
    plan_duration_days: Mapped[int] = mapped_column(Integer, nullable=False)
    traffic_limit_bytes: Mapped[int] = mapped_column(BigInteger, nullable=False, default=0)
    traffic_limit_strategy: Mapped[str] = mapped_column(String(32), nullable=False, default="NO_RESET")
    amount_stars: Mapped[int] = mapped_column(Integer, nullable=False)
    currency: Mapped[str] = mapped_column(String(8), nullable=False, default="XTR")
    status: Mapped[str] = mapped_column(String(32), nullable=False, default="PENDING", index=True)
    invoice_payload: Mapped[str] = mapped_column(String(128), nullable=False, unique=True, index=True)
    provision_username: Mapped[str] = mapped_column(String(36), nullable=False, index=True)
    remnawave_user_uuid: Mapped[str | None] = mapped_column(String(36), nullable=True, index=True)
    subscription_url: Mapped[str | None] = mapped_column(Text, nullable=True)
    telegram_payment_charge_id: Mapped[str | None] = mapped_column(String(255), nullable=True, unique=True)
    provider_payment_charge_id: Mapped[str | None] = mapped_column(String(255), nullable=True)
    error_message: Mapped[str | None] = mapped_column(Text, nullable=True)
    paid_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
    fulfilled_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow)
    updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=utcnow, onupdate=utcnow)