import uuid


def test_create_snapshot_minimal(client):
    r = client.post("/skin-snapshots/", json={"snapshot_date": "2026-02-26"})
    assert r.status_code == 201
    data = r.json()
    assert "id" in data
    assert data["snapshot_date"] == "2026-02-26"
    assert data["overall_state"] is None


def test_create_snapshot_full(client):
    r = client.post(
        "/skin-snapshots/",
        json={
            "snapshot_date": "2026-02-20",
            "overall_state": "good",
            "trend": "improving",
            "skin_type": "combination",
            "hydration_level": 3,
            "sebum_tzone": 4,
            "sebum_cheeks": 2,
            "sensitivity_level": 2,
            "barrier_state": "intact",
            "active_concerns": ["acne", "redness"],
            "risks": ["Over-exfoliation"],
            "priorities": ["Maintain barrier"],
            "notes": "Looking better this week",
        },
    )
    assert r.status_code == 201
    data = r.json()
    assert data["overall_state"] == "good"
    assert data["trend"] == "improving"
    assert "acne" in data["active_concerns"]
    assert data["hydration_level"] == 3


def test_create_snapshot_invalid_state(client):
    r = client.post(
        "/skin-snapshots/",
        json={"snapshot_date": "2026-02-26", "overall_state": "stellar"},
    )
    assert r.status_code == 422


def test_list_snapshots_empty(client):
    r = client.get("/skin-snapshots/")
    assert r.status_code == 200
    assert r.json() == []


def test_list_filter_date_range(client):
    client.post("/skin-snapshots/", json={"snapshot_date": "2026-01-01"})
    client.post("/skin-snapshots/", json={"snapshot_date": "2026-06-01"})
    r = client.get("/skin-snapshots/?from_date=2026-05-01&to_date=2026-12-31")
    assert r.status_code == 200
    data = r.json()
    assert len(data) == 1
    assert data[0]["snapshot_date"] == "2026-06-01"


def test_list_filter_overall_state(client):
    client.post(
        "/skin-snapshots/",
        json={"snapshot_date": "2026-02-10", "overall_state": "good"},
    )
    client.post(
        "/skin-snapshots/",
        json={"snapshot_date": "2026-02-11", "overall_state": "poor"},
    )
    r = client.get("/skin-snapshots/?overall_state=poor")
    assert r.status_code == 200
    data = r.json()
    assert len(data) == 1
    assert data[0]["overall_state"] == "poor"


def test_get_snapshot(client):
    r = client.post("/skin-snapshots/", json={"snapshot_date": "2026-02-26"})
    sid = r.json()["id"]
    r2 = client.get(f"/skin-snapshots/{sid}")
    assert r2.status_code == 200
    assert r2.json()["id"] == sid


def test_get_snapshot_not_found(client):
    r = client.get(f"/skin-snapshots/{uuid.uuid4()}")
    assert r.status_code == 404


def test_update_snapshot_state(client):
    r = client.post("/skin-snapshots/", json={"snapshot_date": "2026-02-26"})
    sid = r.json()["id"]
    r2 = client.patch(f"/skin-snapshots/{sid}", json={"overall_state": "excellent"})
    assert r2.status_code == 200
    assert r2.json()["overall_state"] == "excellent"


def test_update_snapshot_concerns(client):
    r = client.post("/skin-snapshots/", json={"snapshot_date": "2026-02-26"})
    sid = r.json()["id"]
    r2 = client.patch(
        f"/skin-snapshots/{sid}",
        json={"active_concerns": ["dehydration", "redness"]},
    )
    assert r2.status_code == 200
    data = r2.json()
    assert "dehydration" in data["active_concerns"]
    assert "redness" in data["active_concerns"]


def test_update_snapshot_not_found(client):
    r = client.patch(
        f"/skin-snapshots/{uuid.uuid4()}", json={"overall_state": "good"}
    )
    assert r.status_code == 404


def test_delete_snapshot(client):
    r = client.post("/skin-snapshots/", json={"snapshot_date": "2026-02-26"})
    sid = r.json()["id"]
    r2 = client.delete(f"/skin-snapshots/{sid}")
    assert r2.status_code == 204
    r3 = client.get(f"/skin-snapshots/{sid}")
    assert r3.status_code == 404


def test_delete_snapshot_not_found(client):
    r = client.delete(f"/skin-snapshots/{uuid.uuid4()}")
    assert r.status_code == 404