from app.entities import (
    fallback_profile,
    normalize_profile,
    parse_mint_response,
    signature_from_anomalies,
)


def _anomaly(freq, mag):
    return {"source": "radio", "frequency": freq, "magnitude": mag}


def test_signature_needs_enough_anomalies():
    assert signature_from_anomalies([_anomaly(101.1, 5.0)]) is None
    assert signature_from_anomalies([]) is None


def test_signature_is_deterministic_for_same_pattern():
    anomalies = [_anomaly(101.1 + i, 5.0 + i) for i in range(6)]
    assert signature_from_anomalies(anomalies) == signature_from_anomalies(list(anomalies))


def test_parse_mint_response_extracts_json():
    raw = 'Sure! Here you go:\n{"name": "Vesper Wren", "epithet": "the Static Widow"}\nHope that helps'
    profile = parse_mint_response(raw)
    assert profile is not None
    assert profile["name"] == "Vesper Wren"


def test_parse_mint_response_rejects_garbage():
    assert parse_mint_response("no json here at all") is None
    assert parse_mint_response('{"epithet": "nameless"}') is None


def test_normalize_profile_fills_and_clamps():
    profile = normalize_profile(
        {
            "name": "  Hollow Briar ",
            "rarity": "legendary",  # not a real tier -> common
            "voice": {"voice_id": "nonexistent", "pitch": 99, "noise": -5},
            "visual": {"form": "dragon", "hue": 9999},
            "quotes": ["one", 2, "three"],
        },
        "abcdef0123456789",
    )
    assert profile["name"] == "Hollow Briar"
    assert profile["rarity"] == "common"
    assert profile["voice"]["voice_id"] != "nonexistent"
    assert -6 <= profile["voice"]["pitch"] <= 6
    assert 0.01 <= profile["voice"]["noise"] <= 0.08
    assert profile["visual"]["form"] in ("wisp", "banshee", "fairy", "shade")
    assert 0 <= profile["visual"]["hue"] <= 360
    assert profile["quotes"] == ["one", "three"]


def test_fallback_profile_is_deterministic_and_valid():
    one = fallback_profile("0123456789abcdef")
    two = fallback_profile("0123456789abcdef")
    assert one == two
    assert one["name"]
    assert one["rarity"] in ("common", "uncommon", "rare", "mythic")
    assert one["quotes"]