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<div class="content injectable">
<div class="content-data">
<ol class="breadcrumb">
<li>Injectables</li>
<li>TransactionService</li>
</ol>
<ul class="nav nav-tabs" role="tablist">
<li class="active">
<a href="#info" role="tab" id="info-tab" data-toggle="tab" data-link="info">Info</a>
</li>
<li >
<a href="#source" role="tab" id="source-tab" data-toggle="tab" data-link="source">Source</a>
</li>
</ul>
<div class="tab-content">
<div class="tab-pane fade active in" id="c-info">
<p class="comment">
<h3>File</h3>
</p>
<p class="comment">
<code>src/app/_services/transaction.service.ts</code>
</p>
<section>
<h3 id="index">Index</h3>
<table class="table table-sm table-bordered index-table">
<tbody>
<tr>
<td class="col-md-4">
<h6><b>Properties</b></h6>
</td>
</tr>
<tr>
<td class="col-md-4">
<ul class="index-list">
<li>
<a href="#registry">registry</a>
</li>
<li>
<span class="modifier">Private</span>
<a href="#transactionList">transactionList</a>
</li>
<li>
<a href="#transactions">transactions</a>
</li>
<li>
<a href="#transactionsSubject">transactionsSubject</a>
</li>
<li>
<a href="#userInfo">userInfo</a>
</li>
<li>
<a href="#web3">web3</a>
</li>
</ul>
</td>
</tr>
<tr>
<td class="col-md-4">
<h6><b>Methods</b></h6>
</td>
</tr>
<tr>
<td class="col-md-4">
<ul class="index-list">
<li>
<a href="#addTransaction">addTransaction</a>
</li>
<li>
<a href="#getAccountInfo">getAccountInfo</a>
</li>
<li>
<a href="#getAddressTransactions">getAddressTransactions</a>
</li>
<li>
<a href="#getAllTransactions">getAllTransactions</a>
</li>
<li>
<a href="#resetTransactionsList">resetTransactionsList</a>
</li>
<li>
<span class="modifier">Async</span>
<a href="#setConversion">setConversion</a>
</li>
<li>
<span class="modifier">Async</span>
<a href="#setTransaction">setTransaction</a>
</li>
<li>
<span class="modifier">Async</span>
<a href="#transferRequest">transferRequest</a>
</li>
</ul>
</td>
</tr>
</tbody>
</table>
</section>
<section>
<h3 id="constructor">Constructor</h3>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<code>constructor(httpClient: <a href="https://angular.io/api/common/http/HttpClient" target="_blank">HttpClient</a>, authService: <a href="../injectables/AuthService.html">AuthService</a>, userService: <a href="../injectables/UserService.html">UserService</a>, loggingService: <a href="../injectables/LoggingService.html">LoggingService</a>, registryService: <a href="../injectables/RegistryService.html">RegistryService</a>)</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="31" class="link-to-prism">src/app/_services/transaction.service.ts:31</a></div>
</td>
</tr>
<tr>
<td class="col-md-4">
<div>
<b>Parameters :</b>
<table class="params">
<thead>
<tr>
<td>Name</td>
<td>Type</td>
<td>Optional</td>
</tr>
</thead>
<tbody>
<tr>
<td>httpClient</td>
<td>
<code><a href="https://angular.io/api/common/http/HttpClient" target="_blank" >HttpClient</a></code>
</td>
<td>
No
</td>
</tr>
<tr>
<td>authService</td>
<td>
<code><a href="../injectables/AuthService.html" target="_self" >AuthService</a></code>
</td>
<td>
No
</td>
</tr>
<tr>
<td>userService</td>
<td>
<code><a href="../injectables/UserService.html" target="_self" >UserService</a></code>
</td>
<td>
No
</td>
</tr>
<tr>
<td>loggingService</td>
<td>
<code><a href="../injectables/LoggingService.html" target="_self" >LoggingService</a></code>
</td>
<td>
No
</td>
</tr>
<tr>
<td>registryService</td>
<td>
<code><a href="../injectables/RegistryService.html" target="_self" >RegistryService</a></code>
</td>
<td>
No
</td>
</tr>
</tbody>
</table>
</div>
</td>
</tr>
</tbody>
</table>
</section>
<section>
<h3 id="methods">
Methods
</h3>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="addTransaction"></a>
<span class="name">
<b>
addTransaction
</b>
<a href="#addTransaction"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<code>addTransaction(transaction, cacheSize: <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank">number</a>)</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="111"
class="link-to-prism">src/app/_services/transaction.service.ts:111</a></div>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-description">
<b>Parameters :</b>
<table class="params">
<thead>
<tr>
<td>Name</td>
<td>Type</td>
<td>Optional</td>
</tr>
</thead>
<tbody>
<tr>
<td>transaction</td>
<td>
</td>
<td>
No
</td>
</tr>
<tr>
<td>cacheSize</td>
<td>
<code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank" >number</a></code>
</td>
<td>
No
</td>
</tr>
</tbody>
</table>
</div>
<div>
</div>
<div class="io-description">
<b>Returns : </b> <code><a href="https://www.typescriptlang.org/docs/handbook/basic-types.html" target="_blank" >void</a></code>
</div>
<div class="io-description">
</div>
</td>
</tr>
</tbody>
</table>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="getAccountInfo"></a>
<span class="name">
<b>
getAccountInfo
</b>
<a href="#getAccountInfo"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<code>getAccountInfo(account: <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/string" target="_blank">string</a>)</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="124"
class="link-to-prism">src/app/_services/transaction.service.ts:124</a></div>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-description">
<b>Parameters :</b>
<table class="params">
<thead>
<tr>
<td>Name</td>
<td>Type</td>
<td>Optional</td>
</tr>
</thead>
<tbody>
<tr>
<td>account</td>
<td>
<code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/string" target="_blank" >string</a></code>
</td>
<td>
No
</td>
</tr>
</tbody>
</table>
</div>
<div>
</div>
<div class="io-description">
<b>Returns : </b> <code><a href="https://www.typescriptlang.org/docs/handbook/basic-types.html" target="_blank" >any</a></code>
</div>
<div class="io-description">
</div>
</td>
</tr>
</tbody>
</table>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="getAddressTransactions"></a>
<span class="name">
<b>
getAddressTransactions
</b>
<a href="#getAddressTransactions"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<code>getAddressTransactions(address: <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/string" target="_blank">string</a>, offset: <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank">number</a>, limit: <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank">number</a>)</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="49"
class="link-to-prism">src/app/_services/transaction.service.ts:49</a></div>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-description">
<b>Parameters :</b>
<table class="params">
<thead>
<tr>
<td>Name</td>
<td>Type</td>
<td>Optional</td>
</tr>
</thead>
<tbody>
<tr>
<td>address</td>
<td>
<code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/string" target="_blank" >string</a></code>
</td>
<td>
No
</td>
</tr>
<tr>
<td>offset</td>
<td>
<code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank" >number</a></code>
</td>
<td>
No
</td>
</tr>
<tr>
<td>limit</td>
<td>
<code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank" >number</a></code>
</td>
<td>
No
</td>
</tr>
</tbody>
</table>
</div>
<div>
</div>
<div class="io-description">
<b>Returns : </b> <code>Observable<any></code>
</div>
<div class="io-description">
</div>
</td>
</tr>
</tbody>
</table>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="getAllTransactions"></a>
<span class="name">
<b>
getAllTransactions
</b>
<a href="#getAllTransactions"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<code>getAllTransactions(offset: <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank">number</a>, limit: <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank">number</a>)</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="45"
class="link-to-prism">src/app/_services/transaction.service.ts:45</a></div>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-description">
<b>Parameters :</b>
<table class="params">
<thead>
<tr>
<td>Name</td>
<td>Type</td>
<td>Optional</td>
</tr>
</thead>
<tbody>
<tr>
<td>offset</td>
<td>
<code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank" >number</a></code>
</td>
<td>
No
</td>
</tr>
<tr>
<td>limit</td>
<td>
<code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank" >number</a></code>
</td>
<td>
No
</td>
</tr>
</tbody>
</table>
</div>
<div>
</div>
<div class="io-description">
<b>Returns : </b> <code>Observable<any></code>
</div>
<div class="io-description">
</div>
</td>
</tr>
</tbody>
</table>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="resetTransactionsList"></a>
<span class="name">
<b>
resetTransactionsList
</b>
<a href="#resetTransactionsList"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<code>resetTransactionsList()</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="119"
class="link-to-prism">src/app/_services/transaction.service.ts:119</a></div>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-description">
<b>Returns : </b> <code><a href="https://www.typescriptlang.org/docs/handbook/basic-types.html" target="_blank" >void</a></code>
</div>
</td>
</tr>
</tbody>
</table>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="setConversion"></a>
<span class="name">
<b>
<span class="modifier">Async</span>
setConversion
</b>
<a href="#setConversion"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<span class="modifier-icon icon ion-ios-reset"></span>
<code>setConversion(conversion, cacheSize)</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="87"
class="link-to-prism">src/app/_services/transaction.service.ts:87</a></div>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-description">
<b>Parameters :</b>
<table class="params">
<thead>
<tr>
<td>Name</td>
<td>Optional</td>
</tr>
</thead>
<tbody>
<tr>
<td>conversion</td>
<td>
No
</td>
</tr>
<tr>
<td>cacheSize</td>
<td>
No
</td>
</tr>
</tbody>
</table>
</div>
<div>
</div>
<div class="io-description">
<b>Returns : </b> <code>Promise<void></code>
</div>
<div class="io-description">
</div>
</td>
</tr>
</tbody>
</table>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="setTransaction"></a>
<span class="name">
<b>
<span class="modifier">Async</span>
setTransaction
</b>
<a href="#setTransaction"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<span class="modifier-icon icon ion-ios-reset"></span>
<code>setTransaction(transaction, cacheSize: <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank">number</a>)</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="53"
class="link-to-prism">src/app/_services/transaction.service.ts:53</a></div>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-description">
<b>Parameters :</b>
<table class="params">
<thead>
<tr>
<td>Name</td>
<td>Type</td>
<td>Optional</td>
</tr>
</thead>
<tbody>
<tr>
<td>transaction</td>
<td>
</td>
<td>
No
</td>
</tr>
<tr>
<td>cacheSize</td>
<td>
<code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank" >number</a></code>
</td>
<td>
No
</td>
</tr>
</tbody>
</table>
</div>
<div>
</div>
<div class="io-description">
<b>Returns : </b> <code>Promise<void></code>
</div>
<div class="io-description">
</div>
</td>
</tr>
</tbody>
</table>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="transferRequest"></a>
<span class="name">
<b>
<span class="modifier">Async</span>
transferRequest
</b>
<a href="#transferRequest"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<span class="modifier-icon icon ion-ios-reset"></span>
<code>transferRequest(tokenAddress: <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/string" target="_blank">string</a>, senderAddress: <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/string" target="_blank">string</a>, recipientAddress: <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/string" target="_blank">string</a>, value: <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank">number</a>)</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="130"
class="link-to-prism">src/app/_services/transaction.service.ts:130</a></div>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-description">
<b>Parameters :</b>
<table class="params">
<thead>
<tr>
<td>Name</td>
<td>Type</td>
<td>Optional</td>
</tr>
</thead>
<tbody>
<tr>
<td>tokenAddress</td>
<td>
<code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/string" target="_blank" >string</a></code>
</td>
<td>
No
</td>
</tr>
<tr>
<td>senderAddress</td>
<td>
<code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/string" target="_blank" >string</a></code>
</td>
<td>
No
</td>
</tr>
<tr>
<td>recipientAddress</td>
<td>
<code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/string" target="_blank" >string</a></code>
</td>
<td>
No
</td>
</tr>
<tr>
<td>value</td>
<td>
<code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/number" target="_blank" >number</a></code>
</td>
<td>
No
</td>
</tr>
</tbody>
</table>
</div>
<div>
</div>
<div class="io-description">
<b>Returns : </b> <code>Promise<any></code>
</div>
<div class="io-description">
</div>
</td>
</tr>
</tbody>
</table>
</section>
<section>
<h3 id="inputs">
Properties
</h3>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="registry"></a>
<span class="name">
<b>
registry</b>
<a href="#registry"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<i>Type : </i> <code>CICRegistry</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="31" class="link-to-prism">src/app/_services/transaction.service.ts:31</a></div>
</td>
</tr>
</tbody>
</table>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="transactionList"></a>
<span class="name">
<b>
<span class="modifier">Private</span>
transactionList</b>
<a href="#transactionList"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<i>Default value : </i><code>new BehaviorSubject<any[]>(this.transactions)</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="27" class="link-to-prism">src/app/_services/transaction.service.ts:27</a></div>
</td>
</tr>
</tbody>
</table>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="transactions"></a>
<span class="name">
<b>
transactions</b>
<a href="#transactions"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<i>Type : </i> <code>any[]</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<i>Default value : </i><code>[]</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="26" class="link-to-prism">src/app/_services/transaction.service.ts:26</a></div>
</td>
</tr>
</tbody>
</table>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="transactionsSubject"></a>
<span class="name">
<b>
transactionsSubject</b>
<a href="#transactionsSubject"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<i>Default value : </i><code>this.transactionList.asObservable()</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="28" class="link-to-prism">src/app/_services/transaction.service.ts:28</a></div>
</td>
</tr>
</tbody>
</table>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="userInfo"></a>
<span class="name">
<b>
userInfo</b>
<a href="#userInfo"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<i>Type : </i> <code><a href="https://www.typescriptlang.org/docs/handbook/basic-types.html" target="_blank" >any</a></code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="29" class="link-to-prism">src/app/_services/transaction.service.ts:29</a></div>
</td>
</tr>
</tbody>
</table>
<table class="table table-sm table-bordered">
<tbody>
<tr>
<td class="col-md-4">
<a name="web3"></a>
<span class="name">
<b>
web3</b>
<a href="#web3"><span class="icon ion-ios-link"></span></a>
</span>
</td>
</tr>
<tr>
<td class="col-md-4">
<i>Type : </i> <code>Web3</code>
</td>
</tr>
<tr>
<td class="col-md-4">
<div class="io-line">Defined in <a href="" data-line="30" class="link-to-prism">src/app/_services/transaction.service.ts:30</a></div>
</td>
</tr>
</tbody>
</table>
</section>
</div>
<div class="tab-pane fade tab-source-code" id="c-source">
<pre class="line-numbers compodoc-sourcecode"><code class="language-typescript">import { Injectable } from '@angular/core';
import { first } from 'rxjs/operators';
import { BehaviorSubject, Observable } from 'rxjs';
import { environment } from '@src/environments/environment';
import { Envelope, User } from 'cic-client-meta';
import { UserService } from '@app/_services/user.service';
import { Keccak } from 'sha3';
import { utils } from 'ethers';
import { add0x, fromHex, strip0x, toHex } from '@src/assets/js/ethtx/dist/hex';
import { Tx } from '@src/assets/js/ethtx/dist';
import { toValue } from '@src/assets/js/ethtx/dist/tx';
import * as secp256k1 from 'secp256k1';
import { AuthService } from '@app/_services/auth.service';
import { defaultAccount } from '@app/_models';
import { LoggingService } from '@app/_services/logging.service';
import { HttpClient } from '@angular/common/http';
import { CICRegistry } from 'cic-client';
import { RegistryService } from '@app/_services/registry.service';
import Web3 from 'web3';
const vCard = require('vcard-parser');
@Injectable({
providedIn: 'root',
})
export class TransactionService {
transactions: any[] = [];
private transactionList = new BehaviorSubject<any[]>(this.transactions);
transactionsSubject = this.transactionList.asObservable();
userInfo: any;
web3: Web3;
registry: CICRegistry;
constructor(
private httpClient: HttpClient,
private authService: AuthService,
private userService: UserService,
private loggingService: LoggingService,
private registryService: RegistryService
) {
this.web3 = this.registryService.getWeb3();
this.registry = registryService.getRegistry();
this.registry.load();
}
getAllTransactions(offset: number, limit: number): Observable<any> {
return this.httpClient.get(`${environment.cicCacheUrl}/tx/${offset}/${limit}`);
}
getAddressTransactions(address: string, offset: number, limit: number): Observable<any> {
return this.httpClient.get(`${environment.cicCacheUrl}/tx/${address}/${offset}/${limit}`);
}
async setTransaction(transaction, cacheSize: number): Promise<void> {
if (this.transactions.find((cachedTx) => cachedTx.tx.txHash === transaction.tx.txHash)) {
return;
}
transaction.value = Number(transaction.value);
transaction.type = 'transaction';
try {
this.userService
.getAccountDetailsFromMeta(await User.toKey(transaction.from))
.pipe(first())
.subscribe(
(res) => {
transaction.sender = this.getAccountInfo(res.body);
},
(error) => {
transaction.sender = defaultAccount;
}
);
this.userService
.getAccountDetailsFromMeta(await User.toKey(transaction.to))
.pipe(first())
.subscribe(
(res) => {
transaction.recipient = this.getAccountInfo(res.body);
},
(error) => {
transaction.recipient = defaultAccount;
}
);
} finally {
this.addTransaction(transaction, cacheSize);
}
}
async setConversion(conversion, cacheSize): Promise<void> {
if (this.transactions.find((cachedTx) => cachedTx.tx.txHash === conversion.tx.txHash)) {
return;
}
conversion.type = 'conversion';
conversion.fromValue = Number(conversion.fromValue);
conversion.toValue = Number(conversion.toValue);
try {
this.userService
.getAccountDetailsFromMeta(await User.toKey(conversion.trader))
.pipe(first())
.subscribe(
(res) => {
conversion.sender = conversion.recipient = this.getAccountInfo(res.body);
},
(error) => {
conversion.sender = conversion.recipient = defaultAccount;
}
);
} finally {
this.addTransaction(conversion, cacheSize);
}
}
addTransaction(transaction, cacheSize: number): void {
this.transactions.unshift(transaction);
if (this.transactions.length > cacheSize) {
this.transactions.length = cacheSize;
}
this.transactionList.next(this.transactions);
}
resetTransactionsList(): void {
this.transactions = [];
this.transactionList.next(this.transactions);
}
getAccountInfo(account: string): any {
const accountInfo = Envelope.fromJSON(JSON.stringify(account)).unwrap().m.data;
accountInfo.vcard = vCard.parse(atob(accountInfo.vcard));
return accountInfo;
}
async transferRequest(
tokenAddress: string,
senderAddress: string,
recipientAddress: string,
value: number
): Promise<any> {
const transferAuthAddress = await this.registry.getContractAddressByName(
'TransferAuthorization'
);
const hashFunction = new Keccak(256);
hashFunction.update('createRequest(address,address,address,uint256)');
const hash = hashFunction.digest();
const methodSignature = hash.toString('hex').substring(0, 8);
const abiCoder = new utils.AbiCoder();
const abi = await abiCoder.encode(
['address', 'address', 'address', 'uint256'],
[senderAddress, recipientAddress, tokenAddress, value]
);
const data = fromHex(methodSignature + strip0x(abi));
const tx = new Tx(environment.bloxbergChainId);
tx.nonce = await this.web3.eth.getTransactionCount(senderAddress);
tx.gasPrice = Number(await this.web3.eth.getGasPrice());
tx.gasLimit = 8000000;
tx.to = fromHex(strip0x(transferAuthAddress));
tx.value = toValue(value);
tx.data = data;
const txMsg = tx.message();
const privateKey = this.authService.mutableKeyStore.getPrivateKey();
if (!privateKey.isDecrypted()) {
const password = window.prompt('password');
await privateKey.decrypt(password);
}
const signatureObject = secp256k1.ecdsaSign(txMsg, privateKey.keyPacket.privateParams.d);
const r = signatureObject.signature.slice(0, 32);
const s = signatureObject.signature.slice(32);
const v = signatureObject.recid;
tx.setSignature(r, s, v);
const txWire = add0x(toHex(tx.serializeRLP()));
const result = await this.web3.eth.sendSignedTransaction(txWire);
this.loggingService.sendInfoLevelMessage(`Result: ${result}`);
const transaction = await this.web3.eth.getTransaction(result.transactionHash);
this.loggingService.sendInfoLevelMessage(`Transaction: ${transaction}`);
}
}
</code></pre>
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