"""US-006 tests: Solana contract boundary for stake, payment, and settlement."""

from meshnet_contracts import LocalSolanaContracts


def test_node_stake_is_reflected_in_registry():
    """A node can submit stake and read the updated registry balance."""
    contracts = LocalSolanaContracts()

    receipt = contracts.registry.submit_stake("node-wallet-a", 500)

    assert receipt["cluster"] == "local-test-validator"
    assert contracts.registry.get_wallet("node-wallet-a").stake_balance == 500
    assert contracts.registry.has_minimum_stake("node-wallet-a", minimum_stake=100)


def test_client_can_fund_api_key_with_testnet_sol():
    """A client can fund an API key account and read the available balance."""
    contracts = LocalSolanaContracts()

    receipt = contracts.payment.fund_api_key("api-key-a", lamports=2_000)

    assert receipt["cluster"] == "local-test-validator"
    assert contracts.payment.get_balance("api-key-a").lamports == 3_000


def test_epoch_settlement_debits_clients_and_rewards_nodes_and_validator():
    """Settlement distributes native token rewards according to recorded work."""
    contracts = LocalSolanaContracts(cost_per_layer_token_lamport=2)
    contracts.payment.fund_api_key("api-key-a", lamports=1_000)
    contracts.payment.record_attribution(
        session_id="session-a",
        api_key="api-key-a",
        node_wallet="node-wallet-a",
        layer_start=0,
        layer_end=15,
        tokens=10,
    )
    contracts.payment.record_attribution(
        session_id="session-a",
        api_key="api-key-a",
        node_wallet="node-wallet-b",
        layer_start=16,
        layer_end=31,
        tokens=10,
        speed_score=2.0,
    )

    result = contracts.settlement.settle_epoch(
        epoch=1,
        validator_wallet="validator-wallet",
        validator_reward_share_bps=1_000,
    )

    assert result.client_debits == {"api-key-a": 640}
    assert result.node_rewards == {"node-wallet-a": 96, "node-wallet-b": 192}
    assert result.validator_rewards == {"validator-wallet": 32}
    assert contracts.payment.get_balance("api-key-a").lamports == 1_360
    assert contracts.settlement.get_token_balance("node-wallet-a") == 96
    assert contracts.settlement.get_token_balance("node-wallet-b") == 192
    assert contracts.settlement.get_token_balance("validator-wallet") == 32