"""Unit tests for Control Plane next-step guidance."""

from target_revenue.service import guidance


def test_dashboard_empty_operator_recommends_register():
    steps = guidance.dashboard_guidance(
        rights="operator",
        phase_count=0,
        pending_proposals=0,
        root_path="/ui",
    )
    assert steps[0]["key"] == "register_phase"
    assert steps[0]["priority"] == "recommended"
    assert steps[0]["href"] == "/ui/phases/new"


def test_dashboard_with_phase_opens_first():
    steps = guidance.dashboard_guidance(
        rights="viewer",
        phase_count=1,
        pending_proposals=0,
        root_path="/ui",
        first_phase_id="trsl:phase:demo",
    )
    assert steps[0]["key"] == "open_phase"
    assert "trsl:phase:demo" in steps[0]["href"]


def test_phase_empty_ledger_recommends_credit_or_remission():
    metrics = {
        "facts": {
            "is_converted": False,
            "cumulative_development_credit": 0,
            "cumulative_remission_credit": 0,
            "initial_target_currency": "EUR",
        },
        "forecasts": {"remission_if_applied_now": 12.5, "next_scheduled_remission_at": None},
    }
    steps = guidance.phase_guidance(
        rights="operator",
        root_path="/ui",
        phase_id="trsl:phase:demo",
        metrics=metrics,
        ledger_len=0,
        extension_count=1,
        has_attestation=False,
    )
    keys = [s["key"] for s in steps]
    assert "apply_remission" in keys
    assert keys[0] == "apply_remission"  # material remission first


def test_phase_converted_done_hint():
    metrics = {
        "facts": {"is_converted": True, "cumulative_development_credit": 1, "cumulative_remission_credit": 0},
        "forecasts": {},
    }
    steps = guidance.phase_guidance(
        rights="operator",
        root_path="/ui",
        phase_id="trsl:phase:demo",
        metrics=metrics,
        ledger_len=2,
        extension_count=1,
        has_attestation=True,
    )
    assert steps[0]["key"] == "converted"
    assert steps[0]["priority"] == "done_hint"


def test_lifecycle_checklist_progress():
    metrics = {
        "facts": {
            "is_converted": False,
            "cumulative_development_credit": 10,
            "cumulative_remission_credit": 0,
        }
    }
    items = guidance.phase_lifecycle_checklist(
        ledger_len=1, metrics=metrics, has_attestation=False
    )
    by_id = {i["id"]: i["done"] for i in items}
    assert by_id["declared"] is True
    assert by_id["activity"] is True
    assert by_id["dev_credit"] is True
    assert by_id["remission"] is False
    assert by_id["converted"] is False