Lottery Smart Contract

🎰 Welcome to the Lottery Smart Contract FAQ! 🎰

1. What does "Contract Source Code Verified" mean?

   • It means the source code of the smart contract is publicly accessible and matches the bytecode stored on the blockchain, ensuring transparency and trust.

2. How are lottery chances recorded and winners selected?

   • When an NFT is purchased or upgraded, 5% of the payment and the designated chances for that tier are logged into the Lottery contract. Winners are selected after a 25-day cycle from the last draw.

3. How is randomness ensured in the lottery system?

   • The lottery uses Chainlink's Verifiable Random Function (VRF) to ensure unbiased, verifiable, and truly random numbers.

4. What is Chainlink's VRF?

   • Chainlink's VRF is designed for applications requiring genuine, unpredictable, and verifiable random numbers. It ensures the generation of random numbers on the blockchain is secure, transparent, and verifiable.

5. How are the lottery prizes distributed?

   • The tokens in the contract are distributed among winners as follows:

     • First-place NFT: 55%.

     • Second-place NFT: 25%.

     • Third-place NFT: 15%.

     • 5% is transferred to a charitable wallet.

6. Can an NFT win multiple prizes in one lottery?

   • Yes, an NFT can win in all three levels simultaneously in one lottery if it has multiple chances.

7. Who can invoke the functions of the lottery contract?

   • Anyone can invoke the functions, provided 25 days have passed since the last lottery.

8. What happens after the lottery is conducted?

   • The lottery time is registered in the contract, and the date for the next lottery is set for 25 days later.

9. How are chances added to NFTs?

   • Chances are added to NFTs through the main contract upon invoking functions like purchase or upgrade.