import pytest

def test_wallet_ledger_audit(client):
    # Register customer
    client.post(
        "/api/auth/signup",
        json={
            "name": "Audit Customer",
            "phone": "9876543209",
            "role": "customer",
            "city": "Jaipur"
        }
    )
    
    # Login customer
    login_res = client.post(
        "/api/auth/login",
        json={
            "phone": "9876543209",
            "role": "customer",
            "otp": "123456"
        }
    )
    token = login_res.json()["access_token"]

    # Retrieve initial transactions
    res_initial = client.get(
        "/api/wallet/transactions",
        headers={"Authorization": f"Bearer {token}"}
    )
    assert res_initial.status_code == 200
    assert len(res_initial.json()) == 0

    # Execute a wallet topup
    topup_res = client.post(
        "/api/wallet/topup",
        json={"amount": 1500},
        headers={"Authorization": f"Bearer {token}"}
    )
    assert topup_res.status_code == 200
    assert topup_res.json()["wallet_balance"] == 9700

    # Verify transactions ledger log
    res_after = client.get(
        "/api/wallet/transactions",
        headers={"Authorization": f"Bearer {token}"}
    )
    assert res_after.status_code == 200
    txs = res_after.json()
    assert len(txs) == 1
    assert txs[0]["amount"] == 1500
    assert txs[0]["type"] == "credit"
    assert "top-up" in txs[0]["label"].lower()