Move contract event handling into service

app/controllers/index.js

@@ -6,15 +6,6 @@ import injectService from 'ember-service/inject';
 export default Controller.extend({
   kredits: injectService(),
 
-  init() {
-    this._super(...arguments);
-    let contract = this.get('kredits.kredits').Operator.contract;
-    contract.onproposalvoted = this._handleProposalVoted.bind(this);
-    contract.onproposalcreated = this._handleProposalCreated.bind(this);
-    contract.onproposalexecuted = this._handleProposalExecuted.bind(this);
-    // TODO: transfer on the token contract
-  },
-
   contributors: alias('kredits.contributors'),
   contributorsWithKredits: filter('contributors', function(contributor) {
     return contributor.get('balance') !== 0;
@@ -29,54 +20,6 @@ export default Controller.extend({
   proposalsClosedSorted: sort('proposalsClosed', 'proposalsSorting'),
   proposalsOpenSorted: sort('proposalsOpen', 'proposalsSorting'),
 
-  _handleProposalCreated(proposalId) {
-    // TODO: check if proposalId is already a string
-    let proposal = this.get('proposals')
-                       .findBy('id', proposalId.toString());
-    if (proposal) {
-      Ember.Logger.debug('[index] proposal exists, not adding from event');
-      return;
-    }
-
-    proposal = this.get('kredits.kredits').Operator.getById(proposalId);
-    this.get('proposals').pushObject(proposal);
-  },
-
-  _handleProposalExecuted(proposalId, contributorId, amount) {
-    let proposal = this.get('proposals')
-                       .findBy('id', proposalId);
-
-    if (proposal.get('isExecuted')) {
-      Ember.Logger.debug('[index] proposal already executed, not adding from event');
-      return;
-    }
-
-    proposal.setProperties({
-      'executed': true,
-    });
-
-    this.get('contributors')
-        .findBy('id', contributorId)
-        .incrementProperty('balance', amount);
-  },
-
-  _handleProposalVoted(proposalId, voter, totalVotes) {
-    this.get('proposals')
-        .findBy('id', proposalId)
-        .setProperties({ 'votesCount': totalVotes });
-  },
-
-  _handleTransfer(from, to, value) {
-    value = value.toNumber();
-    this.get('contributors')
-        .findBy('address', from)
-        .decrementProperty('balance', value);
-    this.get('contributors')
-        .findBy('address', to)
-        .incrementProperty('balance', value);
-  },
-
-
   actions: {
     confirmProposal(proposalId) {
       this.get('kredits').vote(proposalId).then(transaction => {