added PKCE helper library for swan authentication

ios/Podfile.lock

@@ -773,4 +773,4 @@ SPEC CHECKSUMS:
 
 PODFILE CHECKSUM: 579ac7919977593ab0196f9f26d3bc979b90364a
 
-COCOAPODS: 1.9.3
+COCOAPODS: 1.8.4

package.json

@@ -50,6 +50,7 @@
     "assert": "^1.5.0",
     "asyncstorage-down": "^4.2.0",
     "axios": "^0.21.1",
+    "base64url": "^3.0.1",
     "bip21": "^2.0.2",
     "bip32": "^2.0.4",
     "bip39": "^3.0.2",

src/bitcoin/HexaConfig.ts

@@ -16,6 +16,9 @@ import {
 import PersonalNode from '../common/data/models/PersonalNode'
 import _ from 'lodash'
 class HexaConfig {
+  //SWAN details
+  public SWAN_CLIENT_ID:string = Config.SWAN_CLIENT_ID || 'demo-web-client'
+  public SWAN_BASE_URL:string = Config.SWAN_AUTH_URL || 'https://dev-api.swanbitcoin.com'
   public TESTNET_BASE_URL: string = Config.BIT_TESTNET_BASE_URL ? Config.BIT_TESTNET_BASE_URL.trim() : 'https://testapi.bithyve.com'
   public MAINNET_BASE_URL: string = Config.BIT_MAINNET_BASE_URL ? Config.BIT_MAINNET_BASE_URL.trim() : 'https://api.bithyve.com'
   public VERSION: string = Config.VERSION ? Config.VERSION.trim() : '';

src/pages/SwanIntegration/SwanIntegrationScreen.tsx

@@ -1,4 +1,4 @@
-import React from 'react'
+import React, { useEffect } from 'react'
 import { Linking, View, Text, StyleSheet } from 'react-native'
 import { useDispatch } from 'react-redux'
 import ActionMenuListItem from './ActionMenuListItem'
@@ -8,6 +8,8 @@ import { fetchSwanAuthenticationUrl, linkSwanWallet, syncSwanWallet, SwanActionK
 import { addNewAccountShell } from '../../store/actions/accounts'
 import  ExternalServiceSubAccountInfo  from '../../common/data/models/SubAccountInfo/ExternalServiceSubAccountInfo'
 import ServiceAccountKind from '../../common/data/enums/ServiceAccountKind'
+import openLink from '../../utils/OpenLink'
+
 export type Props = {
   navigation: any;
 };
@@ -45,7 +47,19 @@ const actionItemKeyExtractor = ( item: ActionMenuItem ) => String( item.kind )
 
 
 const SwanIntegrationScreen: React.FC<Props> = ( { navigation, }: Props ) => {
+  const { hasFetchSwanAuthenticationUrlSucceeded, swanAuthenticationUrl } = useSwanIntegrationState()
   const dispatch = useDispatch()
+  useEffect( ()=>{
+    dispatch( fetchSwanAuthenticationUrl( {
+    } ) )
+  }, [] )
+
+  useEffect( ()=>{
+    console.log( 'inside use effect', {
+      hasFetchSwanAuthenticationUrlSucceeded, swanAuthenticationUrl
+    } )
+    if( hasFetchSwanAuthenticationUrlSucceeded && swanAuthenticationUrl ) openLink( swanAuthenticationUrl )
+  }, [ hasFetchSwanAuthenticationUrlSucceeded, swanAuthenticationUrl ] )
 
   function handleItemSelection( { kind: itemKind }: ActionMenuItem ) {
     switch ( itemKind ) {
@@ -71,8 +85,8 @@ const SwanIntegrationScreen: React.FC<Props> = ( { navigation, }: Props ) => {
           // ) )
           break
         case SwanActionKind.SYNC_SWAN_ACCOUNT_DATA:
-          Linking.openURL( 'https://dev-api.swanbitcoin.com?client_id=demo-web-client&state=1599045135410-jFe&scope=openid%20profile%20read&response_type=code&code_challenge=SfO9AIeVOoLBdi8xF5VF5ByzExMx4bxGDRsXUYMVRWc&code_challenge_method=S256&prompt=login&ui_locales=en&nonce=1599046102647-dv4&redirect_uri=https://oauth.tools/callback/code' )
-          // dispatch(syncSwanWallet({}));
+          dispatch( fetchSwanAuthenticationUrl( {
+          } ) )
           break
     }
   }

src/services/swan.ts

@@ -1,7 +1,7 @@
 import axios from 'axios'
 import Config from 'react-native-config'
 
-const swanOAuthURL = Config.SWAN_URL || 'https://dev-api.swanbitcoin.com/'
+const swanOAuthURL = Config.SWAN_URL || 'https://login-demo.curity.io/oauth/v2/oauth-token'//'https://dev-api.swanbitcoin.com/'
 
 export const redeemAuthCode = ( data ) =>
   axios( {
@@ -31,7 +31,7 @@ export const linkSwanWallet = ( data ) =>
     url: swanOAuthURL.concat( 'wallets?mode=swan' ),
     data,
     headers: {
-      Authorization: `Bearer ${data.swanAuthToken}` 
+      Authorization: `Bearer ${data.swanAuthToken}`
     }
   } )
 
@@ -40,6 +40,6 @@ export const syncSwanWallet = ( data ) =>
     method: 'get',
     url: `${swanOAuthURL}wallets/${data.swanWalletId}?mode=swan`,
     headers: {
-      Authorization: `Bearer ${data.swanAuthToken}` 
+      Authorization: `Bearer ${data.swanAuthToken}`
     }
   } )

src/store/lib/swan.ts

@@ -0,0 +1,35 @@
+import crypto from 'crypto'
+import base64url from 'base64url'
+
+export const generatePKCEParameters = () => {
+  console.log( ' made it to generator' )
+  const code_verifier = generateRandomString( 64 )
+
+  const base64Digest = crypto
+    .createHash( 'sha256' )
+    .update( code_verifier )
+    .digest( 'base64' )
+
+  const code_challenge = base64url.fromBase64( base64Digest )
+
+  const nonce = `${generateRandomNumber ( 11 )}-${generateRandomString( 3 )}`
+
+  const state = `${generateRandomNumber ( 11 )}-${generateRandomString( 3 )}`
+
+  return {
+    code_challenge, code_verifier, nonce, state
+  }
+}
+
+const generateRandomString = ( length: number ): string => {
+  let randomString = ''
+  const possibleChars = '1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'
+  for ( let itr = 0; itr < length; itr++ ) {
+    randomString += possibleChars.charAt(
+      Math.floor( Math.random() * possibleChars.length ),
+    )
+  }
+  return randomString
+}
+
+const generateRandomNumber = ( digits: number ): number => Math.floor( Math.random() * 10**digits )

yarn.lock

@@ -2441,6 +2441,11 @@ base64-js@^1.0.2, base64-js@^1.1.2, base64-js@^1.2.3:
   resolved "https://registry.yarnpkg.com/base64-js/-/base64-js-1.3.1.tgz#58ece8cb75dd07e71ed08c736abc5fac4dbf8df1"
   integrity sha512-mLQ4i2QO1ytvGWFWmcngKO//JXAQueZvwEKtjgQFM4jIK0kU+ytMfplL8j+n5mspOfjHwoAg+9yhb7BwAHm36g==
 
+base64url@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/base64url/-/base64url-3.0.1.tgz#6399d572e2bc3f90a9a8b22d5dbb0a32d33f788d"
+  integrity sha512-ir1UPr3dkwexU7FdV8qBBbNDRUhMmIekYMFZfi+C/sLNnRESKPl23nB9b2pltqfOQNnGzsDdId90AEtG5tCx4A==
+
 base@^0.11.1:
   version "0.11.2"
   resolved "https://registry.yarnpkg.com/base/-/base-0.11.2.tgz#7bde5ced145b6d551a90db87f83c558b4eb48a8f"