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viem

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TypeScript Interface for Ethereum

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import { multicall, } from '../../actions/public/multicall.js'; import { readContract, } from '../../actions/public/readContract.js'; import { disputeGameAbi, disputeGameFactoryAbi, portal2Abi } from '../abis.js'; import { isSuperGameType } from '../gameTypes.js'; /** * Retrieves dispute games for an L2. * * - Docs: https://viem.sh/op-stack/actions/getGame * * @param client - Client to use * @param parameters - {@link GetGameParameters} * @returns Dispute games. {@link GetGameReturnType} * * @example * import { createPublicClient, http } from 'viem' * import { mainnet, optimism } from 'viem/chains' * import { getGames } from 'viem/op-stack' * * const publicClientL1 = createPublicClient({ * chain: mainnet, * transport: http(), * }) * * const games = await getGames(publicClientL1, { * targetChain: optimism * }) */ export async function getGames(client, parameters) { const { chain = client.chain, l2BlockNumber, limit = 100, targetChain, } = parameters; const portalAddress = (() => { if (parameters.portalAddress) return parameters.portalAddress; if (chain) return targetChain.contracts.portal[chain.id].address; return Object.values(targetChain.contracts.portal)[0].address; })(); const disputeGameFactoryAddress = (() => { if (parameters.disputeGameFactoryAddress) return parameters.disputeGameFactoryAddress; if (chain) return targetChain.contracts.disputeGameFactory[chain.id].address; return Object.values(targetChain.contracts.disputeGameFactory)[0].address; })(); const [gameCount, gameType] = await Promise.all([ readContract(client, { abi: disputeGameFactoryAbi, functionName: 'gameCount', args: [], address: disputeGameFactoryAddress, }), readContract(client, { abi: portal2Abi, functionName: 'respectedGameType', address: portalAddress, }), ]); const rawGames = (await readContract(client, { abi: disputeGameFactoryAbi, functionName: 'findLatestGames', address: disputeGameFactoryAddress, args: [ gameType, BigInt(Math.max(0, Number(gameCount - 1n))), BigInt(Math.min(limit, Number(gameCount))), ], })); const l2SequenceNumbers = await multicall(client, { allowFailure: false, contracts: rawGames.map((game) => ({ abi: disputeGameAbi, address: `0x${game.metadata.slice(26)}`, functionName: 'l2SequenceNumber', })), }); const usesSuperRoots = isSuperGameType(gameType); const games = rawGames .map((game, i) => { const blockNumber = l2SequenceNumbers[i]; return !l2BlockNumber || blockNumber > l2BlockNumber ? { ...game, l2BlockNumber: blockNumber, usesSuperRoots } : null; }) .filter(Boolean); return games; } //# sourceMappingURL=getGames.js.map