lssa-zkvm-testing/risc0-selective-privacy-poc/examples/mocked_components/client/transfer_private.rs

use core::account::Account;
use core::input::InputVisibiility;
use core::types::{Address, Commitment, Key, Nullifier};

use nssa::program::TransferProgram;

use super::{MockedClient, MockedSequencer};

impl MockedClient {
    /// A private execution of the Transfer program
    pub fn transfer_private(
        from_account: Account,
        from_account_pk: &Key,
        to_address: &Address,
        balance_to_move: u128,
        sequencer: &mut MockedSequencer,
    ) -> [Account; 2] {
        // All of this is executed locally by the sender
        let commitment_tree_root = sequencer.get_commitment_tree_root();
        let receiver_addr = to_address;
        let sender_commitment_auth_path =
            sequencer.get_authentication_path_for(&from_account.commitment());
        let mut receiver_account = Self::fresh_account_for_mint(*receiver_addr);
        let visibilities = vec![
            InputVisibiility::Private(Some((from_account_pk.clone(), sender_commitment_auth_path))),
            InputVisibiility::Private(None),
        ];

        let private_outputs = Self::prove_and_send_to_sequencer::<TransferProgram>(
            &[from_account, receiver_account],
            balance_to_move,
            &visibilities,
            commitment_tree_root,
            sequencer,
        );

        private_outputs.try_into().unwrap()
    }
}