import uuid


def test_create_minimal(client, product_data):
    r = client.post("/products", json=product_data)
    assert r.status_code == 201
    data = r.json()
    assert "id" in data
    assert data["name"] == product_data["name"]
    assert data["brand"] == product_data["brand"]
    assert data["category"] == "moisturizer"


def test_create_with_actives(client, product_data):
    product_data["actives"] = [
        {"name": "Niacinamide", "percent": 10.0, "functions": ["niacinamide"]}
    ]
    r = client.post("/products", json=product_data)
    assert r.status_code == 201
    data = r.json()
    assert len(data["actives"]) == 1
    assert data["actives"][0]["name"] == "Niacinamide"
    assert data["actives"][0]["percent"] == 10.0


def test_create_invalid_enum(client, product_data):
    product_data["category"] = "not_a_category"
    r = client.post("/products", json=product_data)
    assert r.status_code == 422


def test_create_missing_required(client, product_data):
    del product_data["name"]
    r = client.post("/products", json=product_data)
    assert r.status_code == 422


def test_list_empty(client):
    r = client.get("/products")
    assert r.status_code == 200
    assert r.json() == []


def test_list_returns_created(client, created_product):
    r = client.get("/products")
    assert r.status_code == 200
    ids = [p["id"] for p in r.json()]
    assert created_product["id"] in ids


def test_list_filter_category(client, client_and_data=None):
    # Create a moisturizer and a serum
    base = {
        "brand": "B",
        "recommended_time": "both",
        "leave_on": True,
    }
    r1 = client.post(
        "/products", json={**base, "name": "Moist", "category": "moisturizer"}
    )
    r2 = client.post("/products", json={**base, "name": "Ser", "category": "serum"})
    assert r1.status_code == 201
    assert r2.status_code == 201

    r = client.get("/products?category=moisturizer")
    assert r.status_code == 200
    data = r.json()
    assert all(p["category"] == "moisturizer" for p in data)
    names = [p["name"] for p in data]
    assert "Moist" in names
    assert "Ser" not in names


def test_list_filter_brand(client):
    base = {
        "recommended_time": "both",
        "leave_on": True,
        "category": "serum",
    }
    client.post("/products", json={**base, "name": "A1", "brand": "BrandA"})
    client.post("/products", json={**base, "name": "B1", "brand": "BrandB"})

    r = client.get("/products?brand=BrandA")
    assert r.status_code == 200
    data = r.json()
    assert all(p["brand"] == "BrandA" for p in data)
    assert len(data) == 1


def test_list_filter_is_medication(client):
    base = {
        "brand": "B",
        "recommended_time": "both",
        "leave_on": True,
        "category": "serum",
    }
    client.post("/products", json={**base, "name": "Normal", "is_medication": False})
    client.post(
        "/products",
        json={
            **base,
            "name": "Med",
            "is_medication": True,
        },
    )

    r = client.get("/products?is_medication=true")
    assert r.status_code == 200
    data = r.json()
    assert all(p["is_medication"] is True for p in data)
    assert len(data) == 1
    assert data[0]["name"] == "Med"


def test_list_filter_targets(client):
    base = {
        "brand": "B",
        "recommended_time": "both",
        "leave_on": True,
        "category": "serum",
    }
    client.post("/products", json={**base, "name": "Acne", "targets": ["acne"]})
    client.post("/products", json={**base, "name": "Aging", "targets": ["aging"]})

    r = client.get("/products?targets=acne")
    assert r.status_code == 200
    data = r.json()
    assert len(data) == 1
    assert data[0]["name"] == "Acne"


def test_get_by_id(client, created_product):
    pid = created_product["id"]
    r = client.get(f"/products/{pid}")
    assert r.status_code == 200
    assert r.json()["id"] == pid


def test_get_not_found(client):
    r = client.get(f"/products/{uuid.uuid4()}")
    assert r.status_code == 404


def test_update_name(client, created_product):
    pid = created_product["id"]
    r = client.patch(f"/products/{pid}", json={"name": "New Name"})
    assert r.status_code == 200
    assert r.json()["name"] == "New Name"


def test_update_json_field(client, created_product):
    pid = created_product["id"]
    r = client.patch(f"/products/{pid}", json={"inci": ["Water", "Glycerin"]})
    assert r.status_code == 200
    assert r.json()["inci"] == ["Water", "Glycerin"]


def test_update_not_found(client):
    r = client.patch(f"/products/{uuid.uuid4()}", json={"name": "x"})
    assert r.status_code == 404


def test_delete(client, created_product):
    pid = created_product["id"]
    r = client.delete(f"/products/{pid}")
    assert r.status_code == 204
    r2 = client.get(f"/products/{pid}")
    assert r2.status_code == 404


def test_delete_not_found(client):
    r = client.delete(f"/products/{uuid.uuid4()}")
    assert r.status_code == 404


def test_list_inventory_empty(client, created_product):
    pid = created_product["id"]
    r = client.get(f"/products/{pid}/inventory")
    assert r.status_code == 200
    assert r.json() == []


def test_list_inventory_product_not_found(client):
    r = client.get(f"/products/{uuid.uuid4()}/inventory")
    assert r.status_code == 404


def test_create_inventory(client, created_product):
    pid = created_product["id"]
    r = client.post(f"/products/{pid}/inventory", json={"is_opened": False})
    assert r.status_code == 201
    data = r.json()
    assert data["product_id"] == pid
    assert data["is_opened"] is False


def test_create_inventory_product_not_found(client):
    r = client.post(f"/products/{uuid.uuid4()}/inventory", json={})
    assert r.status_code == 404


def test_parse_text_accepts_numeric_strength_levels(client, monkeypatch):
    from innercontext.api import products as products_api

    class _FakeResponse:
        text = (
            '{"name":"Test Serum","actives":[{"name":"Niacinamide","percent":10,'
            '"functions":["niacinamide"],"strength_level":2,"irritation_potential":1}]}'
        )

    monkeypatch.setattr(products_api, "call_gemini", lambda **kwargs: _FakeResponse())

    r = client.post("/products/parse-text", json={"text": "dummy input"})
    assert r.status_code == 200
    data = r.json()
    assert data["name"] == "Test Serum"
    assert data["actives"][0]["strength_level"] == 2
    assert data["actives"][0]["irritation_potential"] == 1