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feat: update resolver and publish hooks
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,104 @@ | ||
| import { decodeContenthash, encodeContenthash, namehash } from '@ensdomains/ui'; | ||
| import { useEffect, useState } from 'react'; | ||
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| import { useENSNameResolverContract } from './useENSNameResolverContract'; | ||
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| type ContentHashProtocolType = 'ipns' | 'ipfs'; | ||
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| interface UseContentnHashResults { | ||
| isLoading: boolean; | ||
| data: ContenthashStruct; | ||
| /** | ||
| * Refetches the content hash | ||
| * @returns void | ||
| */ | ||
| refetch: () => void; | ||
| } | ||
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| export interface ContenthashStruct { | ||
| /** | ||
| * Encoded content hash (e.g. 0xe30101701220b9c015918bd73d3e800000000000000) | ||
| */ | ||
| contenthash?: '0x' | string; | ||
| /** | ||
| * Decoded content hash (e.g. bafybeib7z3q2) | ||
| */ | ||
| contenthashCID?: string; | ||
| /** | ||
| * Decoded content hash with protocol (e.g. ipfs://bafybeib7z3q2) | ||
| */ | ||
| contenthashURI?: `${ContentHashProtocolType}://${string}`; | ||
| /** | ||
| * Content hash protocol type (e.g. ipfs) | ||
| */ | ||
| protocolType?: ContentHashProtocolType; | ||
| } | ||
|
|
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| /** | ||
| * Returns the content hash of an ENS name | ||
| * @param ensName The ENS name | ||
| * @returns The content hash of the ENS name | ||
| */ | ||
| export function useContenthash(ensName: string): UseContentnHashResults { | ||
| const [refetchCount, setRefetchCount] = useState(0); | ||
| const { data: resolverContract } = useENSNameResolverContract(ensName, true); | ||
| const [isLoading, setIsLoading] = useState(false); | ||
| const [data, setData] = useState<ContenthashStruct>({}); | ||
|
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| useEffect(() => { | ||
| if (!resolverContract || !ensName) { | ||
| return; | ||
| } | ||
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| setIsLoading(true); | ||
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| resolverContract | ||
| .contenthash(namehash(ensName)) | ||
| .then((encodeContenthash) => { | ||
| const { protocolType, decoded } = decodeContenthash(encodeContenthash); | ||
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| const contenthashURI = | ||
| protocolType && decoded ? (`${protocolType}://${decoded}` as ContenthashStruct['contenthashURI']) : undefined; | ||
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| setData({ | ||
| contenthash: encodeContenthash, | ||
| contenthashCID: decoded, | ||
| contenthashURI, | ||
| protocolType: protocolType as ContentHashProtocolType, | ||
| }); | ||
| }) | ||
| .catch((error) => { | ||
| console.error(error); | ||
| }) | ||
| .finally(() => { | ||
| setIsLoading(false); | ||
| }); | ||
| }, [refetchCount, ensName, resolverContract]); | ||
|
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| const refetch = () => { | ||
| setRefetchCount((prev) => prev + 1); | ||
| }; | ||
|
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| return { | ||
| isLoading, | ||
| data, | ||
| refetch, | ||
| }; | ||
| } | ||
|
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| /** | ||
| * Transforms a CID into a content hash struct | ||
| * @param cid The CID | ||
| * @param protocolType The protocol type (e.g. ipfs) | ||
| * @returns The content hash struct | ||
| */ | ||
| export function getContentHashStruct(cid: string, protocolType: ContentHashProtocolType): ContenthashStruct { | ||
| const nextContenthashData: ContenthashStruct = { | ||
| contenthashURI: `${protocolType}://${cid}`, | ||
| contenthash: encodeContenthash(`${protocolType}://${cid}`).encoded as unknown as string, | ||
| contenthashCID: cid, | ||
| protocolType, | ||
| }; | ||
|
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||
| return nextContenthashData; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| import { Signer } from '@wagmi/core'; | ||
| import { useEffect, useMemo, useState } from 'react'; | ||
| import { useSigner } from 'wagmi'; | ||
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| import { useRainbow } from './useRainbow'; | ||
| import { PUBLIC_RESOLVER_ADDRESSES } from '../constants'; | ||
| import { EnsPublicResolver, EnsPublicResolver__factory } from '../generated/contracts'; | ||
|
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| /** | ||
| * Returns the ENS Resolver contract instance for a given ENS name | ||
| * @param ensName The ENS name | ||
| * @param withSignerIfPossible Whether to use a signer if one is available | ||
| * @returns The ENS Resolver contract instance | ||
| */ | ||
| export function useENSNameResolverContract(ensName?: string, withSignerIfPossible = true) { | ||
| const [isLoading, setIsLoading] = useState(false); | ||
| const [data, setData] = useState<EnsPublicResolver | null>(null); | ||
| const { data: signer } = useSigner(); | ||
| const { provider } = useRainbow(); | ||
| const signerOrProvider = useMemo(() => { | ||
| return withSignerIfPossible === true ? (signer as Signer) : provider; | ||
| }, [provider, signer, withSignerIfPossible]); | ||
|
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| useEffect(() => { | ||
| if (!provider || !ensName) { | ||
| setIsLoading(false); | ||
| setData(null); | ||
| return; | ||
| } | ||
|
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| provider | ||
| .getResolver(ensName) | ||
| .then((nextResolver) => { | ||
| setData( | ||
| nextResolver !== null ? EnsPublicResolver__factory.connect(nextResolver.address, signerOrProvider) : null | ||
| ); | ||
| }) | ||
| .catch((error) => { | ||
| console.error(error); | ||
| setData(null); | ||
| }) | ||
| .finally(() => { | ||
| setIsLoading(false); | ||
| }); | ||
| }, [ensName, provider, signerOrProvider]); | ||
|
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| return { | ||
| isLoading, | ||
| data, | ||
| }; | ||
| } | ||
|
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| /** | ||
| * Returns a ENS Public Resolver contract instance | ||
| * @param withSignerIfPossible Whether to use a signer if one is available | ||
| * @returns The ENS Public Resolver contract instance | ||
| */ | ||
| export function useENSPublicResolverContract(withSignerIfPossible = true): EnsPublicResolver | null { | ||
| const { chainId, provider } = useRainbow(); | ||
| const { data: signer } = useSigner(); | ||
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| if (chainId && PUBLIC_RESOLVER_ADDRESSES[chainId] !== undefined) { | ||
| return EnsPublicResolver__factory.connect( | ||
| PUBLIC_RESOLVER_ADDRESSES[chainId], | ||
| withSignerIfPossible === true ? (signer as Signer) : provider | ||
| ); | ||
| } | ||
|
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| return null; | ||
| } |
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