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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,7 @@ | ||
| /// <reference types="vite/client" /> | ||
| interface ImportMetaEnv {} | ||
| interface ImportMetaEnv { | ||
|
|
||
| } | ||
| interface ImportMeta { | ||
| readonly env: ImportMetaEnv | ||
| } | ||
| } |
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212 changes: 212 additions & 0 deletions
212
packages/dapp-toolkit/src/wallet-request/transport/radix-connect-relay/api.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,212 @@ | ||
| import { Ok, Result, ResultAsync, err, ok } from 'neverthrow' | ||
| import { SdkError } from '../../../error' | ||
| import { Logger, fetchWrapper, parseJSON } from '../../../helpers' | ||
| import { WalletInteraction, WalletInteractionResponse } from '../../../schemas' | ||
| import { EncryptionClient, transformBufferToSealbox } from '../../encryption' | ||
| import { ActiveSession } from '../../../../dist' | ||
| import { | ||
| Subject, | ||
| filter, | ||
| first, | ||
| firstValueFrom, | ||
| merge, | ||
| of, | ||
| switchMap, | ||
| } from 'rxjs' | ||
| import { Buffer } from 'buffer' | ||
|
|
||
| export type RadixConnectRelayApi = ReturnType<typeof RadixConnectRelayApi> | ||
| export const RadixConnectRelayApi = (input: { | ||
| baseUrl: string | ||
| logger?: Logger | ||
| providers: { encryptionClient: EncryptionClient } | ||
| }) => { | ||
| const baseUrl = input.baseUrl | ||
| const logger = input.logger?.getSubLogger({ name: 'RadixConnectRelayApi' }) | ||
| const encryptionClient = input.providers.encryptionClient | ||
|
|
||
| const decryptResponse = ( | ||
| secretHex: string, | ||
| value: string, | ||
| ): ResultAsync<WalletInteractionResponse, SdkError> => | ||
| transformBufferToSealbox(Buffer.from(value, 'hex')) | ||
| .asyncAndThen(({ ciphertextAndAuthTag, iv }) => | ||
| encryptionClient.decrypt( | ||
| ciphertextAndAuthTag, | ||
| Buffer.from(secretHex, 'hex'), | ||
| iv, | ||
| ), | ||
| ) | ||
| .andThen((decrypted) => | ||
| parseJSON<WalletInteractionResponse>(decrypted.toString('utf-8')), | ||
| ) | ||
| .mapErr(() => SdkError('FailedToDecrypt', '')) | ||
|
|
||
| const encryptWalletInteraction = ( | ||
| walletInteraction: WalletInteraction, | ||
| secret: Buffer, | ||
| ): ResultAsync<string, SdkError> => | ||
| encryptionClient | ||
| .encrypt(Buffer.from(JSON.stringify(walletInteraction), 'utf-8'), secret) | ||
| .mapErr(() => | ||
| SdkError( | ||
| 'FailEncryptWalletInteraction', | ||
| walletInteraction.interactionId, | ||
| ), | ||
| ) | ||
| .map((sealedBoxProps) => sealedBoxProps.combined.toString('hex')) | ||
|
|
||
| const sendRequest = ( | ||
| sessionId: string, | ||
| secretHex: string, | ||
| walletInteraction: WalletInteraction, | ||
| ): ResultAsync<void, SdkError> => { | ||
| logger?.debug({ method: 'sendRequest', sessionId, walletInteraction }) | ||
| return encryptWalletInteraction( | ||
| walletInteraction, | ||
| Buffer.from(secretHex, 'hex'), | ||
| ).andThen((encryptedWalletInteraction) => | ||
| fetchWrapper( | ||
| fetch(baseUrl, { | ||
| method: 'POST', | ||
| body: JSON.stringify({ | ||
| method: 'sendRequest', | ||
| sessionId, | ||
| data: encryptedWalletInteraction, | ||
| }), | ||
| }), | ||
| ) | ||
| .map(() => undefined) | ||
| .mapErr(() => SdkError('FailedToSendRequestToRadixConnectRelay', '')), | ||
| ) | ||
| } | ||
|
|
||
| const getResponses = (session: ActiveSession) => | ||
| fetchWrapper<string[]>( | ||
| fetch(baseUrl, { | ||
| method: 'POST', | ||
| body: JSON.stringify({ | ||
| method: 'getResponses', | ||
| sessionId: session.sessionId, | ||
| }), | ||
| }), | ||
| ) | ||
| .mapErr(() => SdkError('FailedToGetRequestsFromRadixConnectRelay', '')) | ||
| .andThen((value) => | ||
| ResultAsync.combine( | ||
| value.data.map((encryptedWalletInteraction) => | ||
| decryptResponse(session.sharedSecret, encryptedWalletInteraction), | ||
| ), | ||
| ), | ||
| ) | ||
|
|
||
| const sendHandshakeRequest = ( | ||
| sessionId: string, | ||
| publicKeyHex: string, | ||
| ): ResultAsync<void, SdkError> => { | ||
| logger?.debug({ method: 'sendHandshakeRequest', sessionId, publicKeyHex }) | ||
| return fetchWrapper( | ||
| fetch(baseUrl, { | ||
| method: 'POST', | ||
| body: JSON.stringify({ | ||
| method: 'sendHandshakeRequest', | ||
| sessionId, | ||
| data: publicKeyHex, | ||
| }), | ||
| }), | ||
| ) | ||
| .map(() => { | ||
| logger?.debug({ | ||
| method: 'sendHandshakeRequestToRadixConnectRelay.success', | ||
| }) | ||
| }) | ||
| .mapErr(() => { | ||
| logger?.debug({ | ||
| method: 'sendHandshakeRequestToRadixConnectRelay.error', | ||
| }) | ||
| return SdkError('FailedToSendHandshakeRequestToRadixConnectRelay', '') | ||
| }) | ||
| } | ||
|
|
||
| const getHandshakeResponse = ( | ||
| sessionId: string, | ||
| ): ResultAsync<string, SdkError> => { | ||
| const getPublicKeyFromData = (data: { | ||
| publicKey: string | ||
| }): Result<string, { reason: string }> => { | ||
| const publicKeyRaw = data?.publicKey | ||
|
|
||
| if (!publicKeyRaw) err({ reason: 'NotFound' }) | ||
|
|
||
| const publicKey = Buffer.from(publicKeyRaw, 'hex').toString('utf-8') | ||
|
|
||
| return parseJSON(publicKey) | ||
| .mapErr(() => ({ reason: 'FailedToParsePublicKey' })) | ||
| .andThen((parsed): Result<string, { reason: string }> => { | ||
| logger?.debug({ parsed }) | ||
| return parsed?.publicKey | ||
| ? ok(parsed.publicKey) | ||
| : err({ reason: 'NotFound' }) | ||
| }) | ||
| } | ||
|
|
||
| const sendApiRequest = (retry: number) => { | ||
| logger?.debug({ method: 'getHandshakeResponse', sessionId, retry }) | ||
| return fetchWrapper<{ publicKey: string }>( | ||
| fetch(baseUrl, { | ||
| method: 'POST', | ||
| body: JSON.stringify({ | ||
| method: 'getHandshakeResponse', | ||
| sessionId, | ||
| }), | ||
| }), | ||
| ).andThen(({ data }) => getPublicKeyFromData(data)) | ||
| } | ||
|
|
||
| return ResultAsync.fromPromise( | ||
| firstValueFrom( | ||
| of(null).pipe( | ||
| switchMap(() => { | ||
| const trigger = new Subject<number>() | ||
| return merge(trigger, of(0)).pipe( | ||
| switchMap((retry) => | ||
| sendApiRequest(retry).mapErr((err) => { | ||
| trigger.next(retry + 1) | ||
| return err | ||
| }), | ||
| ), | ||
| filter((result): result is Ok<string, never> => { | ||
| return result.isOk() | ||
| }), | ||
| first(), | ||
| ) | ||
| }), | ||
| ), | ||
| ), | ||
| (error) => { | ||
| return SdkError('FailedToGetHandshakeResponseToRadixConnectRelay', '') | ||
| }, | ||
| ).andThen((result) => result) | ||
|
|
||
| // return fetchWrapper<{ publicKey: string }>( | ||
| // fetch(baseUrl, { | ||
| // method: 'POST', | ||
| // body: JSON.stringify({ | ||
| // method: 'getHandshakeResponse', | ||
| // sessionId, | ||
| // }), | ||
| // }), | ||
| // ) | ||
| // .andThen(({ data }) => getPublicKeyFromData(data)) | ||
| // .mapErr((err) => | ||
| // SdkError('FailedToGetHandshakeResponseToRadixConnectRelay', ''), | ||
| // ) | ||
| } | ||
|
|
||
| return { | ||
| sendRequest, | ||
| getResponses, | ||
| sendHandshakeRequest, | ||
| getHandshakeResponse, | ||
| } | ||
| } |
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