From 5202fe0f8e064a9a5458d8bb452a273c5ebec7be Mon Sep 17 00:00:00 2001
From: Sebastian Kippe <sebastian@kip.pe>
Date: Thu, 4 Apr 2019 10:57:02 +0200
Subject: [PATCH 1/3] Use new Infura URL/auth

closes #83
---
 config/environment.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/config/environment.js b/config/environment.js
index 7ab6ff7..009e880 100644
--- a/config/environment.js
+++ b/config/environment.js
@@ -35,7 +35,7 @@ module.exports = function(environment) {
       ]
     },
 
-    web3ProviderUrl: 'https://kovan.infura.io/keUVk6OMaAvpmRF3m57n',
+    web3ProviderUrl: 'https://rinkeby.infura.io/v3/d4f788b7a6584f7db2fc3c268d4d09e9',
 
     ipfs: {
       host: 'ipfs.kosmos.org',
@@ -50,7 +50,7 @@ module.exports = function(environment) {
     // ENV.APP.LOG_TRANSITIONS = true;
     // ENV.APP.LOG_TRANSITIONS_INTERNAL = true;
     // ENV.APP.LOG_VIEW_LOOKUPS = true;
-    ENV.web3ProviderUrl = 'https://kovan.infura.io/keUVk6OMaAvpmRF3m57n';
+    ENV.web3ProviderUrl = 'https://rinkeby.infura.io/v3/d4f788b7a6584f7db2fc3c268d4d09e9';
 
     ENV.ipfs = {
       host: 'localhost',

From 1f8fa367a56166d4c721f6bb024a0dc4983101ae Mon Sep 17 00:00:00 2001
From: Sebastian Kippe <sebastian@kip.pe>
Date: Thu, 4 Apr 2019 12:13:39 +0200
Subject: [PATCH 2/3] Support new Metamask/Web3 privacy mode

closes #87
---
 app/services/kredits.js | 51 ++++++++++++++++++++++++++++++-----------
 1 file changed, 37 insertions(+), 14 deletions(-)

diff --git a/app/services/kredits.js b/app/services/kredits.js
index cc057e7..4dadb25 100644
--- a/app/services/kredits.js
+++ b/app/services/kredits.js
@@ -33,20 +33,10 @@ export default Service.extend({
   // this is called in the routes beforeModel().  So it is initialized before everything else
   // and we can rely on the ethProvider and the potential currentUserAccounts to be available
   getEthProvider: function() {
-    return new RSVP.Promise((resolve) => {
-      let ethProvider;
-      if (typeof window.web3 !== 'undefined') {
-        console.debug('[kredits] Using user-provided instance, e.g. from Mist browser or Metamask');
-        ethProvider = new ethers.providers.Web3Provider(window.web3.currentProvider);
-        ethProvider.listAccounts().then((accounts) => {
-          this.set('currentUserAccounts', accounts);
-          const ethSigner = accounts.length === 0 ? null : ethProvider.getSigner();
-          resolve({
-            ethProvider,
-            ethSigner
-          });
-        });
-      } else {
+    let ethProvider;
+
+    return new RSVP.Promise(async (resolve) => {
+      function instantiateWithoutAccount () {
         console.debug('[kredits] Creating new instance from npm module class');
         console.debug(`[kredits] providerURL: ${config.web3ProviderUrl}`);
         ethProvider = new ethers.providers.JsonRpcProvider(config.web3ProviderUrl);
@@ -55,6 +45,39 @@ export default Service.extend({
           ethSigner: null
         });
       }
+
+      function instantiateWithAccount (web3, context) {
+        console.debug('[kredits] Using user-provided instance, e.g. from Mist browser or Metamask');
+        ethProvider = new ethers.providers.Web3Provider(web3.currentProvider);
+        ethProvider.listAccounts().then(accounts => {
+          context.set('currentUserAccounts', accounts);
+          const ethSigner = accounts.length === 0 ? null : ethProvider.getSigner();
+          resolve({
+            ethProvider,
+            ethSigner
+          });
+        });
+      }
+
+      if (window.ethereum) {
+        window.web3 = new window.Web3(window.ethereum);
+        try {
+          // Request account access if needed
+          await window.ethereum.enable();
+          // Acccounts now exposed
+          instantiateWithAccount(window.web3, this);
+        } catch (error) {
+          instantiateWithoutAccount();
+        }
+      }
+      // Legacy dapp browsers...
+      else if (window.web3) {
+        instantiateWithAccount(window.web3, this);
+      }
+      // Non-dapp browsers...
+      else {
+        instantiateWithoutAccount();
+      }
     });
   },
 

From f0b75d96db5103873c1570c2eafb8db5e3817ed8 Mon Sep 17 00:00:00 2001
From: Michael Bumann <hello@michaelbumann.com>
Date: Fri, 5 Apr 2019 12:31:21 +0200
Subject: [PATCH 3/3] No bignumber anymore

as numbers are uint32 in the contract so no bignumber in JS anymore
---
 app/services/kredits.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/app/services/kredits.js b/app/services/kredits.js
index 4dadb25..e33b877 100644
--- a/app/services/kredits.js
+++ b/app/services/kredits.js
@@ -171,7 +171,6 @@ export default Service.extend({
     return this.kredits.Contributor
       .functions.getContributorIdByAddress(this.get('currentUserAccounts.firstObject'))
       .then((id) => {
-        id = id.toNumber();
         // check if the user is a contributor or not
         if (id === 0) {
           return RSVP.resolve();
@@ -234,7 +233,7 @@ export default Service.extend({
 
     this.contributors
         .findBy('id', contributorId.toString())
-        .incrementProperty('balance', amount.toNumber());
+        .incrementProperty('balance', amount);
   },
 
   handleTransfer(from, to, value) {