To streamline communication with deBridge programs on the Solana blockchain, the debridge-solana-sdk has been developed. This Rust SDK allows for easy and efficient connection to the deBridge infrastructure, which enables decentralized transfers of messages and value between different supported blockchains.To start using our sdk, add it to dependencies by cargo:
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cargo add debridge-solana-sdk
If you use the Anchor framework, then your program calling for a deBridge send might look like this:
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use anchor_lang::prelude::*;declare_id!("3botMWU4s1Lcs4Q2wQBkZqsCW1vc3N9H9tY9SZYVs5vZ");#[program]pub mod send_via_debridge { use debridge_solana_sdk::prelude::*; use super::*; pub fn send_via_debridge(ctx: Context<SendViaDebridge>) -> Result<()> { invoke_debridge_send( // Debridge Instruction Data SendIx { // Chain id to which the tokens are sent target_chain_id: chain_ids::POLYGON_CHAIN_ID, /// Address in `target_chain_id` that will receive the transferred tokens receiver: hex::decode("bd1e72155Ce24E57D0A026e0F7420D6559A7e651").unwrap(), // Use of fee in transfer token (not currently enabled) is_use_asset_fee: false, // Amount of sending tokens. From this amount fee will be taken amount: 1000, // Additional data for tokens sending with auto external execution submission_params: None, // Referral code to track your transfers referral_code: None, }, // List of accounts used by debridge-program, generated on the client ctx.remaining_accounts, ) .map_err(|err| err.into()) }}#[derive(Accounts)]pub struct SendViaDebridge {}
You can use any account in your logic. However, the remaining accounts you pass on will have to be created by the client. Our SDK provides an
example of how to use the TypeScript library. For
this example it is:
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import { DeBridgeSolanaClient } from "@debridge-finance/solana-contracts-client";import { AnchorProvider, Program, Wallet as AnchorWallet } from "@coral-xyz/anchor";import { Connection, clusterApiUrl } from "@solana/web3.js";import { crypto, helpers, WRAPPED_SOL_MINT } from "@debridge-finance/solana-utils";const connection = new Connection(clusterApiUrl("mainnet-beta"));const example = new Program( ExampleIDL, "3botMWU4s1Lcs4Q2wQBkZqsCW1vc3N9H9tY9SZYVs5vZ", new AnchorProvider(connection, {} as unknown as AnchorWallet, {}), );const deBridge = new DeBridgeSolanaClient(connection, undefined, { programId: "DEbrdGj3HsRsAzx6uH4MKyREKxVAfBydijLUF3ygsFfh", settingsProgramId: "DeSetTwWhjZq6Pz9Kfdo1KoS5NqtsM6G8ERbX4SSCSft", });const chainTo = 137;const receiver = "0xbd1e72155Ce24E57D0A026e0F7420D6559A7e651";const amount = 1000;const tokenMint = WRAPPED_SOL_MINT;const builder = example.methods.sendViaDebridge( amount, Array.from(crypto.normalizeChainId(chainTo)), helpers.hexToBuffer(receiver), false, );const context = await deBridge.buildSendContext( sender, null, tokenMint, receiver, chainTo, false, receiver, );builder.remainingAccounts([...context.asAccountMeta, { isWritable: false, isSigner: false, pubkey: deBridge.program.programId }]);const tx = await builder.transaction();
For detailed examples, within the SDK there is an
example-program project that allows you to see examples of
various integrations and the corresponding client code for them. For example: