add opera provider example #10
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,28 +1,27 @@ | ||
| -----BEGIN RSA PRIVATE KEY----- | ||
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| -----END RSA PRIVATE KEY----- |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,23 +1,20 @@ | ||
| -----BEGIN CERTIFICATE----- | ||
| MIIDTTCCAjWgAwIBAgIJE0oFz2cohNz8MA0GCSqGSIb3DQEBCwUAMBQxEjAQBgNV | ||
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| HNPcNt/AxOOvBPUNuw5hV8GqRiJvQLhUJEvyontmoUtZ | ||
| -----END CERTIFICATE----- |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| import { OperaProvider } from "@multiversx/sdk-opera-provider"; | ||
| import { | ||
| Address, | ||
| SignableMessage, | ||
| Transaction, | ||
| TransactionPayload, | ||
| } from "@elrondnetwork/erdjs"; | ||
| import { | ||
| acquireThirdPartyAuthToken, | ||
| verifyAuthTokenSignature, | ||
| } from "./backendFacade"; | ||
|
|
||
| export class Opera { | ||
| constructor() { | ||
| this.provider = OperaProvider.getInstance(); | ||
| } | ||
|
|
||
| async login() { | ||
| await this.provider.init(); | ||
| const address = await this.provider.login(); | ||
|
|
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| alert(`Address: ${address}`); | ||
| } | ||
|
|
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| async loginWithToken() { | ||
| await this.provider.init(); | ||
|
|
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| const authToken = acquireThirdPartyAuthToken(); | ||
| await this.provider.login({ token: authToken }); | ||
|
|
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| const address = this.provider.account.address; | ||
| const signature = this.provider.account.signature; | ||
| alert(`Address: ${address};\nsignature of token = ${signature}`); | ||
|
|
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| alert(verifyAuthTokenSignature(address, authToken, signature)); | ||
| } | ||
|
|
||
| async logout() { | ||
| await this.provider.init(); | ||
|
Contributor
There was a problem hiding this comment. is it necessary to call |
||
| await this.provider.logout(); | ||
| } | ||
|
|
||
| async signTransactions() { | ||
| await this.provider.init(); | ||
|
|
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| const firstTransaction = new Transaction({ | ||
| nonce: 42, | ||
| value: "1", | ||
| receiver: new Address( | ||
| "erd1uv40ahysflse896x4ktnh6ecx43u7cmy9wnxnvcyp7deg299a4sq6vaywa" | ||
| ), | ||
| gasPrice: 1000000000, | ||
| gasLimit: 50000, | ||
| data: new TransactionPayload(), | ||
| chainID: "T", | ||
| version: 1, | ||
| }); | ||
|
|
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| const secondTransaction = new Transaction({ | ||
| nonce: 43, | ||
| value: "100000000", | ||
| receiver: new Address( | ||
| "erd1uv40ahysflse896x4ktnh6ecx43u7cmy9wnxnvcyp7deg299a4sq6vaywa" | ||
| ), | ||
| gasPrice: 1000000000, | ||
| gasLimit: 50000, | ||
| data: new TransactionPayload("hello world"), | ||
| chainID: "T", | ||
| version: 1, | ||
| }); | ||
|
|
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| await this.provider.signTransactions([firstTransaction, secondTransaction]); | ||
| console.log("First transaction, upon signing:"); | ||
| console.log(firstTransaction); | ||
| console.log("Second transaction, upon signing:"); | ||
| console.log(secondTransaction); | ||
|
|
||
| alert( | ||
| JSON.stringify( | ||
| [firstTransaction.toSendable(), secondTransaction.toSendable()], | ||
| null, | ||
| 4 | ||
| ) | ||
| ); | ||
| } | ||
|
|
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| async signMessage() { | ||
| await this.provider.init(); | ||
|
Contributor
There was a problem hiding this comment. I see that you call the |
||
|
|
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| const message = new SignableMessage({ | ||
| message: Buffer.from("hello"), | ||
| }); | ||
|
|
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| await this.provider.signMessage(message); | ||
| alert(JSON.stringify(message.toJSON(), null, 4)); | ||
| } | ||
| } | ||
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@multiversx/sdk-coreinstead of@elrondnetwork/erdjs