import uuid
from datetime import datetime
from typing import TYPE_CHECKING

from sqlalchemy import DateTime, ForeignKey, Integer, String
from sqlalchemy import Uuid as UUID
from sqlalchemy.orm import Mapped, mapped_column, relationship

from src.models.base import Base, TimestampMixin, UUIDPrimaryKeyMixin

if TYPE_CHECKING:
    from src.models.config_profile import ConfigProfile
    from src.models.git_repository import GitRepository
    from src.models.project import Project
    from src.models.tool_type import ToolType
    from src.models.user import User


class ToolInstance(UUIDPrimaryKeyMixin, TimestampMixin, Base):
    __tablename__ = "tool_instances"

    name: Mapped[str] = mapped_column(String(255), nullable=False)
    display_name: Mapped[str] = mapped_column(String(255), nullable=False)
    tool_type_id: Mapped[uuid.UUID] = mapped_column(
        UUID(), ForeignKey("tool_types.id"), nullable=False
    )
    repository_id: Mapped[uuid.UUID] = mapped_column(
        UUID(), ForeignKey("git_repositories.id"), nullable=False
    )
    project_id: Mapped[uuid.UUID] = mapped_column(
        UUID(), ForeignKey("projects.id"), nullable=False
    )
    owner_id: Mapped[uuid.UUID] = mapped_column(
        UUID(), ForeignKey("users.id"), nullable=False
    )
    status: Mapped[str] = mapped_column(
        String(50), nullable=False, default="pending"
    )
    container_id: Mapped[str | None] = mapped_column(
        String(255), nullable=True
    )
    container_name: Mapped[str | None] = mapped_column(
        String(255), nullable=True
    )
    compose_path: Mapped[str | None] = mapped_column(
        String(1024), nullable=True
    )
    url: Mapped[str | None] = mapped_column(
        String(1024), nullable=True
    )
    public_url: Mapped[str | None] = mapped_column(
        String(1024), nullable=True
    )
    tunnel_id: Mapped[str | None] = mapped_column(
        String(255), nullable=True
    )
    port: Mapped[int | None] = mapped_column(
        Integer, nullable=True
    )
    last_started_at: Mapped[datetime | None] = mapped_column(
        DateTime(timezone=True), nullable=True
    )
    last_stopped_at: Mapped[datetime | None] = mapped_column(
        DateTime(timezone=True), nullable=True
    )
    selected_profile_id: Mapped[uuid.UUID | None] = mapped_column(
        UUID(), ForeignKey("config_profiles.id", ondelete="SET NULL"), nullable=True
    )

    tool_type: Mapped["ToolType"] = relationship()
    repository: Mapped["GitRepository"] = relationship()
    project: Mapped["Project"] = relationship()
    owner: Mapped["User"] = relationship()
    selected_profile: Mapped["ConfigProfile | None"] = relationship()