Raffle-program

This is the raffle project that winners can receive the raffle NFT, spl-tokens or winners can buy NFTs by low price. You can buy tickets by $Sol and $PREY token.

📞 Cᴏɴᴛᴀᴄᴛ ᴍᴇ Oɴ ʜᴇʀᴇ: 👆🏻

Install Dependencies

• Install node and yarn
• Install ts-node as global command
• Confirm the solana wallet preparation: /home/fury/.config/solana/id.json in test case

Usage

• Main script source for all functionality is here: /cli/script.ts
• Program account types are declared here: /cli/types.ts
• Idl to make the JS binding easy is here: /cli/raffle.json

Able to test the script functions working in this way.

• Change commands properly in the main functions of the script.ts file to call the other functions
• Confirm the ANCHOR_WALLET environment variable of the ts-node script in package.json
• Run yarn ts-node

Features

- As a Smart Contract Owner

For the first time use, the Smart Contract Owner should initialize the Smart Contract for global account allocation.

• initProject

- As the Creator of Raffle

The NFTs will be stored in the globalAuthority address. When the admin creates a raffle, call the creatRaffle function, the NFT will be sent to the PDA and the data of this raffle is stored on blockchain.

creatRaffle(
    userAddress: PublicKey,
    nft_mint: PublicKey,
    ticketPriceSol: number,
    ticketPriceReap: number,
    endTimestamp: number,
    rewardAmount: number,
    winnerCount: number,
    whitelisted: number,
    max: number
)

The creator can withdraw NFT from the PDA if nobody buys tickets and the time exceeds the endTime of raffle.

withdrawNft(
    userAddress: PublicKey,
    nft_mint: PublicKey
)

- As the User of Raffle

When users buy tickets, call the buyTicket function, users will send $Sol and $REAP token to the raffle creator.

buyTicket(
    userAddress: PublicKey,
    nft_mint: PublicKey,
    amount: number
)

When users want to see the winners, call revealWinner function.

revealWinner(
    userAddress: PublicKey,
    nft_mint: PublicKey
)

- As the Winner of Raffle

Winners can claim rewards by calling claimReward function.

claimReward(
    userAddress: PublicKey,
    nft_mint: PublicKey
)