"""Tests for the ThreatActorEntity domain entity."""

import uuid
from types import SimpleNamespace

from app.domain.entities.threat_actor import (
    ThreatActorEntity,
    ThreatActorTechniqueRef,
)


def _make_ref(status: str = "not_evaluated") -> ThreatActorTechniqueRef:
    return ThreatActorTechniqueRef(
        technique_id=uuid.uuid4(),
        mitre_id="T1059",
        name="Command and Scripting Interpreter",
        status=status,
    )


def test_coverage_pct_all_covered():
    actor = ThreatActorEntity(
        name="APT29",
        techniques=[_make_ref("validated"), _make_ref("partial")],
    )
    assert actor.coverage_pct == 100.0


def test_coverage_pct_partial():
    actor = ThreatActorEntity(
        name="APT28",
        techniques=[_make_ref("validated"), _make_ref("not_evaluated")],
    )
    assert actor.coverage_pct == 50.0


def test_coverage_pct_none_covered():
    actor = ThreatActorEntity(
        name="Lazarus",
        techniques=[_make_ref("not_evaluated"), _make_ref("in_progress")],
    )
    assert actor.coverage_pct == 0.0


def test_coverage_pct_no_techniques():
    actor = ThreatActorEntity(name="Unknown")
    assert actor.coverage_pct == 0.0


def test_covered_and_uncovered_techniques():
    t1 = _make_ref("validated")
    t2 = _make_ref("not_evaluated")
    t3 = _make_ref("partial")
    actor = ThreatActorEntity(name="Test", techniques=[t1, t2, t3])
    assert len(actor.covered_techniques) == 2
    assert len(actor.uncovered_techniques) == 1


def test_technique_count():
    actor = ThreatActorEntity(
        name="Test",
        techniques=[_make_ref(), _make_ref(), _make_ref()],
    )
    assert actor.technique_count == 3


def test_from_orm_basic():
    orm = SimpleNamespace(
        id=uuid.uuid4(),
        name="APT29",
        mitre_id="G0016",
        aliases=["Cozy Bear", "The Dukes"],
        description="Russian APT group",
        country="Russia",
        target_sectors=["government"],
        target_regions=["north-america"],
        motivation="espionage",
        sophistication="advanced",
        first_seen="2008",
        last_seen="2023",
        is_active=True,
        techniques=[],
    )
    entity = ThreatActorEntity.from_orm(orm)
    assert entity.name == "APT29"
    assert entity.mitre_id == "G0016"
    assert entity.country == "Russia"
    assert entity.aliases == ["Cozy Bear", "The Dukes"]
    assert entity.technique_count == 0


def test_from_orm_with_techniques():
    tech_orm = SimpleNamespace(
        mitre_id="T1059",
        name="Command and Scripting Interpreter",
        status_global=SimpleNamespace(value="validated"),
    )
    tat_orm = SimpleNamespace(
        technique_id=uuid.uuid4(),
        technique=tech_orm,
        usage_description="Uses PowerShell",
    )
    orm = SimpleNamespace(
        id=uuid.uuid4(),
        name="APT28",
        mitre_id="G0007",
        aliases=None,
        description=None,
        country=None,
        target_sectors=None,
        target_regions=None,
        motivation=None,
        sophistication=None,
        first_seen=None,
        last_seen=None,
        is_active=None,
        techniques=[tat_orm],
    )
    entity = ThreatActorEntity.from_orm(orm)
    assert entity.technique_count == 1
    assert entity.techniques[0].mitre_id == "T1059"
    assert entity.techniques[0].status == "validated"
    assert entity.is_active is True  # defaults when None
