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feat(platforms): add zkSync Era credential (passportxyz#1320)
* feat: add zkSync Era credential * fix(provider): updating zksync era credential to work * feat: add zkSync Era tests * chore: lint fix --------- Co-authored-by: Michael Green <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
| // ----- Types | ||
| import type { Provider, ProviderOptions } from "../../types"; | ||
| import type { RequestPayload, VerifiedPayload } from "@gitcoin/passport-types"; | ||
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| // ----- Libs | ||
| import axios from "axios"; | ||
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| // ----- Credential verification | ||
| import { getAddress } from "../../utils/signer"; | ||
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| // This is used in the Era Explorer | ||
| export const zkSyncEraApiEndpoint = "https://zksync2-mainnet-explorer.zksync.io/"; | ||
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| type ZKSyncEraTransaction = { | ||
| initiatorAddress: string; | ||
| status: string; | ||
| }; | ||
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| type ZkSyncEraResponse = { | ||
| list: ZKSyncEraTransaction[]; | ||
| total: number; | ||
| }; | ||
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| // Export a Provider to verify ZkSync Era Transactions | ||
| export class ZkSyncEraProvider implements Provider { | ||
| // Give the provider a type so that we can select it with a payload | ||
| type = "ZkSyncEra"; | ||
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| // Options can be set here and/or via the constructor | ||
| _options = {}; | ||
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| // construct the provider instance with supplied options | ||
| constructor(options: ProviderOptions = {}) { | ||
| this._options = { ...this._options, ...options }; | ||
| } | ||
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| // Verify that address defined in the payload has at least 1 verified transaction | ||
| async verify(payload: RequestPayload): Promise<VerifiedPayload> { | ||
| // if a signer is provider we will use that address to verify against | ||
| let valid = false; | ||
| let error = undefined; | ||
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| const address = (await getAddress(payload)).toLowerCase(); | ||
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| try { | ||
| const requestResponse = await axios.get(`${zkSyncEraApiEndpoint}transactions`, { | ||
| params: { | ||
| limit: 100, | ||
| direction: "older", | ||
| accountAddress: address, | ||
| }, | ||
| }); | ||
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| if (requestResponse.status == 200) { | ||
| const zkSyncResponse = requestResponse.data as ZkSyncEraResponse; | ||
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| // We consider the verification valid if this account has at least one verified | ||
| // transaction initiated by this account | ||
| for (let i = 0; i < zkSyncResponse.list.length; i++) { | ||
| const t = zkSyncResponse.list[i]; | ||
| if (t.status === "verified" && t.initiatorAddress === address) { | ||
| valid = true; | ||
| break; | ||
| } | ||
| } | ||
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| if (!valid) { | ||
| error = ["Unable to find a verified transaction from the given address"]; | ||
| } | ||
| } else { | ||
| error = [`HTTP Error '${requestResponse.status}'. Details: '${requestResponse.statusText}'.`]; | ||
| } | ||
| } catch (exc) { | ||
| error = ["Error getting transaction list for address"]; | ||
| } | ||
| return Promise.resolve({ | ||
| valid: valid, | ||
| record: valid | ||
| ? { | ||
| address: address, | ||
| } | ||
| : undefined, | ||
| error, | ||
| }); | ||
| } | ||
| } |
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