Some extended examples

// a constant for bullshark's type.
const bullsharkType = `${packageId}::suifrens::SuiFren<${packageId}::bullshark::Bullshark>`;
// a constant for capy's type.
const capyType = `${packageId}::suifrens::SuiFren<${packageId}::capy::Capy>`;
 
// initialize a kioskClient.
const kioskClient = new KioskClient({
	client: new SuiClient({
		url: getFullnodeUrl('mainnet'),
	}),
	network: Network.MAINNET,
});

async function mintFren(address: string) {
	const { kioskOwnerCaps } = await kioskClient.getOwnedKiosks({ address });
 
	// Choose the first kiosk for simplicity. We could have extra logic here (e.g. let the user choose, pick a personal one, etc).
	const cap = kioskOwnerCaps[0];
 
	const txb = new TransactionBlock();
	const kioskTx = new KioskTransaction({ transactionBlock: txb, kioskClient, cap });
 
	// We're mixing the logic here. If the cap is undefined, we create a new kiosk.
	if (!cap) kioskTx.create();
 
	// Let's mint a capy here into the kiosk (either a new or an existing one).
	txb.moveCall({
		target: `${packageId}::suifrens::mint_app::mint`,
		arguments: [kioskTx.getKiosk(), kioskTx.getKioskCap()],
		typeArguments: [capyType],
	});
 
	// If we don't have a cap, that means we create a new kiosk for the user in this flow.
	if (!cap) kioskTx.shareAndTransferCap(address);
 
	kioskTx.finalize();
 
	// sign and execute transaction block.
	await signAndExecuteTransactionBlock({ tx: txb });
}

// We're mixing two frens.
async function mixFrens(firstFrenObjectId: string, secondFrenObjectId: string, cap: KioskOwnerCap) {
    const txb = new TransactionBlock();
    const kioskTx = new KioskTransaction({ transactionBlock: txb, kioskClient, cap });
 
    // borrow both frens.
    const [fren1, promise1] = kioskTx.borrow({
        itemType: bullsharkType,
        itemId: firstFrenObjectId.
    });
 
    const [fren2, promise2] = kioskTx.borrow({
        itemType: bullsharkType,
        itemId: secondFrenObjectId.
    });
 
    // Let's call the mix function. We skip any payment related stuff here.
    txb.moveCall({
        target: `${packageId}::mix_app::mix`,
        arguments: [
            fren1,
            fren2,
            kioskTx.getKiosk(),
            kioskTx.getKioskCap(),
        ]
        typeArguments: [bullsharkType],
    });
 
    kioskTx.return({
        itemType: bullsharkType,
        item: fren1,
        promise: promise1
    })
    .return({
        itemType: bullsharkType,
        item: fren2,
        promise: promise2
    }).finalize();
 
    // sign and execute transaction block.
    await signAndExecuteTransactionBlock({ tx: txb });
}