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ENS example: migrate from hosted subgraph #1975

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merged 1 commit into from
Jun 12, 2024
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ENS example: migrate from hosted subgraph #1975

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2 changes: 1 addition & 1 deletion src/content/data-feeds/ens.mdx
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Original file line number Diff line number Diff line change
Expand Up @@ -75,7 +75,7 @@ In Solidity, the address of the ENS registry must be known. According to [ENS do

ENS registry address: [0x00000000000C2E074eC69A0dFb2997BA6C7d2e1e](https://etherscan.io/address/0x00000000000C2E074eC69A0dFb2997BA6C7d2e1e).

Also, instead of using readable string names like `eth-usd.data.eth`, resolvers accept bytes32 hash IDs for names. Hash IDs can be retrieved from [this subgraph](https://thegraph.com/explorer/subgraph/ensdomains/ens) or via this npm package [eth-ens-namehash](https://www.npmjs.com/package/@ensdomains/eth-ens-namehash).
Also, instead of using readable string names like `eth-usd.data.eth`, resolvers accept bytes32 hash IDs for names. Hash IDs can be retrieved from [this subgraph](https://thegraph.com/explorer/subgraphs/5XqPmWe6gjyrJtFn9cLy237i4cWw2j9HcUJEXsP5qGtH) or via this npm package [eth-ens-namehash](https://www.npmjs.com/package/@ensdomains/eth-ens-namehash).

"ETH / USD" hash: `0xf599f4cd075a34b92169cf57271da65a7a936c35e3f31e854447fbb3e7eb736d`

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21 changes: 12 additions & 9 deletions src/features/ens/components/EnsLookupForm.tsx
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Expand Up @@ -30,15 +30,18 @@ export const EnsLookupForm = () => {
}`,
})

const response = await fetch("https://api.thegraph.com/subgraphs/name/ensdomains/ens", {
method: "post",
body: data,
headers: {
"Content-Type": "application/json",
"Content-Length": data.length.toString(),
"User-Agent": "Node",
},
})
const response = await fetch(
"https://gateway-arbitrum.network.thegraph.com/api/934b65a95f6dd6f3d9a468d9cdda9ec6/subgraphs/id/5XqPmWe6gjyrJtFn9cLy237i4cWw2j9HcUJEXsP5qGtH",
{
method: "post",
body: data,
headers: {
"Content-Type": "application/json",
"Content-Length": data.length.toString(),
"User-Agent": "Node",
},
}
)
const json = await response.json()
const hashName = json.data.domains[0] ? json.data.domains[0].id : "Not Found"

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