Create basic component to generate seeds, keys and addresses

Author: ro-savage

packages/kauri-wallet/src/app/app.component.html

@@ -2,7 +2,7 @@
   <h1>
   {{ title }}
   </h1>
-
+  <app-generate-master-xpriv-key></app-generate-master-xpriv-key>
   <app-translation-sample></app-translation-sample>
   <app-sw-update-prompt></app-sw-update-prompt>
   <app-api-sample></app-api-sample>

packages/kauri-wallet/src/app/app.module.ts

@@ -12,13 +12,15 @@ import { ApiService } from './services/api/api.service';
 import { WalletComponent } from './wallet/wallet.component';
 import { HttpClientModule } from '@angular/common/http';
 import { DataService } from './services/data/data.service';
+import { GenerateMasterXPrivKeyComponent } from './features/addresses/generate-master-xpriv-key/generate-master-xpriv-key.component';
 
 @NgModule({
   declarations: [
     AppComponent,
     TranslationSampleComponent,
     SwUpdatePromptComponent,
-    WalletComponent
+    WalletComponent,
+    GenerateMasterXPrivKeyComponent
   ],
   imports: [
     BrowserModule,

packages/kauri-wallet/src/app/features/addresses/generate-master-xpriv-key/generate-master-xpriv-key.component.html

@@ -0,0 +1,31 @@
+<div>
+  <h2>Seed Phrase</h2>
+  <h4>This is a demo. It is insecure. Not not enter your real seed phrase!!!</h4>
+  <p>
+    Seed: <br />
+    <code>{{seed}}</code>
+  </p>
+  Enter seed: <input #userSeed /> <button (click)="updateSeed(userSeed.value)">Save</button>
+  <br />
+  <button (click)="generateSeed()">Generate seed</button>
+
+  <h2>Master Private Keys</h2>
+  BTC <br />
+  {{masterkeys.btc}} <br /><br/>
+  NAV <br />
+  {{masterkeys.nav}} <br /><br />
+
+  <h2>Addresses</h2>
+  <h3>btc</h3>
+  <ul>
+    <li *ngFor="let address of addresses.btc">
+      {{ address.toString() }}
+    </li>
+  </ul>
+  <h3>nav</h3>
+  <ul>
+    <li *ngFor="let address of addresses.nav">
+      {{ address.toString() }}
+    </li>
+  </ul>
+</div>

packages/kauri-wallet/src/app/features/addresses/generate-master-xpriv-key/generate-master-xpriv-key.component.scss

@@ -0,0 +1,25 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { GenerateMasterXPrivKeyComponent } from './generate-master-xpriv-key.component';
+
+describe('GenerateMasterXPrivKeyComponent', () => {
+  let component: GenerateMasterXPrivKeyComponent;
+  let fixture: ComponentFixture<GenerateMasterXPrivKeyComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [ GenerateMasterXPrivKeyComponent ]
+    })
+    .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(GenerateMasterXPrivKeyComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

packages/kauri-wallet/src/app/features/addresses/generate-master-xpriv-key/generate-master-xpriv-key.component.spec.ts

@@ -0,0 +1,56 @@
+import { Component, OnInit } from '@angular/core';
+import * as bip39 from 'bip39';
+import * as Bitcore from 'kauri-bitcore-lib';
+
+@Component({
+  selector: 'app-generate-master-xpriv-key',
+  templateUrl: './generate-master-xpriv-key.component.html',
+  styleUrls: ['./generate-master-xpriv-key.component.scss']
+})
+export class GenerateMasterXPrivKeyComponent implements OnInit {
+
+  seed = '';
+  masterkeys = {
+    btc: '',
+    nav: '',
+  };
+  addresses = {
+    btc: [],
+    nav: [],
+  };
+
+  constructor() { }
+
+  ngOnInit() {
+  }
+
+  generateSeed() {
+    this.seed = bip39.generateMnemonic(256);
+    this.createMasterKeys();
+  }
+
+  updateSeed(userSeed) {
+    this.seed = userSeed;
+    this.createMasterKeys();
+  }
+
+  createMasterKeys() {
+    this.masterkeys.btc = Bitcore.HDPrivateKey.fromSeed(bip39.mnemonicToSeedHex(this.seed), 'BTCmainnet');
+    this.masterkeys.nav = Bitcore.HDPrivateKey.fromSeed(bip39.mnemonicToSeedHex(this.seed), 'NAVmainnet');
+    this.removeOldAddresss();
+    this.generateAddresses();
+  }
+
+  removeOldAddresss() {
+    this.addresses.btc = [];
+    this.addresses.nav = [];
+  }
+
+  generateAddresses() {
+    for (let i = 0; i < 5; i++) {
+      // m / purpose' / coin_type' / account' / change / address_index
+      this.addresses.btc.push(this.masterkeys.btc.deriveChild(`m/44'/0'/0'/0/${i}`).privateKey.toAddress('BTCmainnet'));
+      this.addresses.nav.push(this.masterkeys.nav.deriveChild(`m/44'/160'/0'/0/${i}`).privateKey.toAddress('NAVmainnet'));
+    }
+  }
+}