Use of SendendConfirmransation with a Solana portfolio object
In this article, we will explore how to use the senderconfirmransation in solena function without having access to a secret key for the transactions sender. We will immerse ourselves in the details of the creation of a wallet object on the Frontend and we will use it to sign transactions that can be sent using `sending with the
The problem withsentandonfirmransation
SendendConfirmransation is designed to be used by a specific type of Solana program, which is based on access to a secret key (also known as a private key) in order to send and confirm transactions. This allows the program to interact with the blockchain storage level and perform its logic.
Creation of a wallet object
To use `sentandonfirmransation, we must create a wallet object that has a private key. Unfortunately, Solana does not provide any integrated way to generate a secret key for a transaction sender at the Frontend level.
However, there are some approaches you can adopt:
Option 1: Coding the private key
If you are developing a program that will be used by users who have access to their portfolio objects, an approach is to codify the private key in your code. This should be done only for safety reasons and with the explicit consent of the user.
`Javascript
Const Solanawallet = New Solanawallet ({
// Your secret key here
Secretkey: “Your_Secret_key_here”
});
// Use this Wallet object in the SendendConfirmransation Call Call
SendendConfirmransotion (Solanawallet, ProgramDdress);
`
Option 2: generate a private key using a library
A way to avoid coding your private key is to generate it at the programming level using a bookcase. For example, you can use the Solana-KeyPairis bookshop, which provides a simple way to create and manage the objects of the Solana wallet.
Javascript
Const {Keypair} = requirement (‘Solana-Kypair’);
Const Solanawallet = New Keypair ({
Path: “Your_path_here”,
// Your secret key here
});
// Use this Wallet object in the SendendConfirmransation Call Call
SendendConfirmransotion (Solanawallet, ProgramDdress);
`
Using the object of the wallet withSendendConfirmransation
Once a sole portfolio is created created and managed on the Frontend, you can use it to sign transactions that will be sent usingsent by the
Javascript
// Get your private key from the portfolio object
Const Privatekey = Solanawallet.privatekey;
// Create a new transaction proposal with the private key
Const TXproposal = {
// Your program address here
ProgramDDress: ProgramDdress,
// the data to be signed in the transaction
Data: “Your_data_here”,
// a unique identifier for this transaction proposal
ID: “My_transotion_proposal”,
};
// USA SendendConfirmransation with the private key and the object of the wallet
SendendConfirmransation (Solanawallet, TXproposal);
`
Using a Wallet object on the Frontend and generating its private key programmatically, it is possible to create transactions that can be sent usingsendingconfirmransation without having to directly access the secret key. However, please note that this approach should be used only for safety reasons, since the encoded keys are still vulnerable to the key exposure.
I hope this article helps you understand how to use Sendendonfirmransation with an object of the Solana wallet!