How to Access Player Balance and Interact with Smart Contracts in Unity

Oct 12, 2023 | Blockchain

Welcome to the realm of game development with ChainSafe! In this guide, we will explore how to leverage the powers of web3 within Unity, specifically focusing on accessing player balances and interacting with custom smart contracts. Ready to venture into the world of blockchain gaming? Let’s dive in!

Getting Started: Setting Up Your Environment

Before we jump into coding, make sure you have the following:

  • Unity installed on your machine
  • The ChainSafe web3.unity package
  • Access to your smart contract’s ABI and address

A Step-by-Step Guide to the Code

The provided code snippet demonstrates how to access a player balance and interact with a smart contract in Unity:

async void Awake() {
    // Build Web3 client
    var web3 = await BuildWeb3();
    
    // Get ERC-20 balance for current user
    var balance = await web3.Erc20.GetBalanceOf(erc20ContractAddress);
    
    // Interact with custom Contract
    var customContract = web3.ContractBuilder.Build(contractAbi, contractAddress);
    var friendHp = await customContract.SendSingle(healPlayer, nftItemId);
}

To illustrate how this works, let’s use an analogy. Imagine that you’re a wizard in a fantasy game. The Web3 client is your enchanted book that allows you to communicate with the magic (blockchain). By opening it, you can check your magical balance (ERC-20 token balance) at the bank (smart contract). Finally, with a flick of your wand (code), you can cast spells to heal your friend (interact with a smart contract method).

Where to Find Additional Resources

If you’re looking for more prefab scripts, check out the current sample scripts available at the ChainSafe documentation site to aid your development process.

Troubleshooting Ideas

If you encounter issues, follow these steps:

  • Ensure you’ve set up the web3.unity package correctly according to the documentation.
  • Verify that your smart contract ABI and address are correct.
  • Check your internet connection to ensure you can communicate with the blockchain.

For more insights, updates, or to collaborate on AI development projects, stay connected with fxis.ai.

Getting Help

Need more assistance? Review existing issues on the GitHub repository, or ask your questions in the #community-code-support channel on Discord.

Contributing to ChainSafe

If you’ve got ideas for new features or code contributions, let us know by creating a feature request on GitHub or making a pull request. You can also share your projects in the #gaming-showcase channel.

Building the Code

To build the code, follow these steps:

  • Clone the repository and run the setup script.
  • Open the src/UnitySampleProject in Unity.
  • After making changes, run the src/ChainSafe.Gaming.Unity/publish-to-unity-package script to publish your updates.

Security Policy

If you believe you’ve found a security issue within a ChainSafe project, report it immediately. Confirmed issues will lead to timely patches and releases. Email your description and any related information to security@chainsafe.io.

At fxis.ai, we believe that such advancements are crucial for the future of AI, as they enable more comprehensive and effective solutions. Our team is continually exploring new methodologies to push the envelope in artificial intelligence, ensuring that our clients benefit from the latest technological innovations.

Now go forth and create your amazing blockchain-enabled games! Happy coding!

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