Solana: How to handle both SPLs and native SOL token in my contract?

Manage the Solana and SPL tokens in your contract: a guide

As a developer creating a decentralized application (DAPP) on the Solana blockchain, you probably know the unique work requirements with several tokens. Two prominent tokens that are commonly used in Solana projects are soil (Solana Token) and SPL (Solana Price List). Although they have different use cases and properties, the management of the two tokens in a single contract can be difficult. In this article, we will explore how to manage the SPLs and the native soil tokens in your Solana contract.

Understand the problem

In Solana, you cannot use another token directly like stake or deposit. When you design your contract to support several tokens, you must think about how these different assets will interact with each other. A potential problem is that some SPLs may not be compatible with soil, causing potential problems during deployment and use.

Recommended approach: use a single token for both

A recommended approach to manage SPLs and native soil tokens in your contract is to use a unique token like stake or main deposit. This token can contain the two types of assets and allow you to easily manage their interactions.

Here is an example of how you could structure this:

• Token Sol : Use the ground token for stimulum, vote or other specific activities in Solana.

• SPL Token : Create a new contract for transactions related to SPL, such as the list of assets on the price list or the update of the list itself.

Floor packaging to support other assets

To operate this approach, you will have to wrap your ground token in another token which can be used as stake, deposit or other asset. This packaging token is called a
“token wrapper” . In the `unlemar 'function of Solana, you can specify the token packaging for specific assets.

Here is an example of how you could create a token packaging:

Pragma Solidity ^ 0.8,0;

Wrapper contract {

Public address _wrapperaddress;

Public address _soltokenddress;

Manufacturer (address _wrapperaddress) Public {

_Wrapperaddress = _wrapperaddress;

_Solthendaddress = Sol; // or another ground token package

}

UndeMAP function (soil _asset, uint256 value) pure external feedback (address, uint256) {

Require (_Asset! = Address (0), "a little: the active is zero");

Require (_wrapperaddress == _soltkenaddress, "Undem: Wrapper's address does not correspond");

// unpacking the ground token and send it back with the specified value

}

}

` ‘

Advantages of a single token

The use of a unique token for SPLs and native soil tokens offers several advantages:

* Simplified contract management

: With a single token, you just need to manage a single type of asset.

* Improvement of readability : The logic of the contract becomes simpler, because you just have to consider the interactions between two assets.

* Increased flexibility

: You can easily add new SPLs or modify those existing without allocating your main contract.

Conclusion

The management of SPLs and native soil tokens in a single Solana contract requires careful planning and consideration. By using a token packaging and specifying WRAPPER’s address for each asset, you can create a flexible solution that adapts to different cases of use of tokens. Do not forget to test and validate your approach in depth before deploying it in production. Happy coding!