messages are an array

app/controllers/discourse_donations/charges_controller.rb

@@ -8,13 +8,13 @@ module DiscourseDonations
 
     def create
       if create_account && (email.nil? || email.empty?)
-        response = {'messages' => 'Please enter your email address'}
+        response = {'messages' => ['Please enter your email address']}
       elsif create_account && params[:username].nil?
-        response = {'messages' => 'Please enter a username'}
+        response = {'messages' => ['Please enter a username']}
       else
         payment = DiscourseDonations::Stripe.new(secret_key, stripe_options)
         response = payment.charge(email, params)
-        response['messages'] = response['outcome']['seller_message']
+        response['messages'] = [response['outcome']['seller_message']]
       end
 
       response['rewards'] = []

assets/javascripts/discourse/components/stripe-card.js.es6

@@ -10,7 +10,7 @@ export default Ember.Component.extend({
     { value: 20, name: '$20.00'},
     { value: 50, name: '$50.00'}
   ],
-  result: null,
+  result: [],
   amount: null,
   stripe: null,
   transactionInProgress: null,
@@ -44,6 +44,10 @@ export default Ember.Component.extend({
     this.set('transactionInProgress', false);
   },
 
+  concatMessages(messages) {
+    this.set('result', this.get('result').concat(messages));
+  },
+
   createUser() {
     let self = this;
     ajax('/users/hp', { method: 'get' }).then(data => {
@@ -58,7 +62,7 @@ export default Ember.Component.extend({
 
       ajax('/users', { data: params, method: 'post' }).then(data => {
         self.setSuccess();
-        self.set('result', self.get('result') + data.messages);
+        self.concatMessages(data.messages);
         self.endTranscation();
       });
     });
@@ -70,7 +74,7 @@ export default Ember.Component.extend({
 
       this.get('stripe').createToken(this.get('card')).then(data => {
 
-        self.set('result', '');
+        self.set('result', []);
 
         if (data.error) {
           self.set('result', data.error.message);
@@ -88,7 +92,7 @@ export default Ember.Component.extend({
 
           if(!self.get('paymentSuccess')) {
             ajax('/charges', { data: params, method: 'post' }).then(data => {
-              self.set('result', data.messages);
+              self.concatMessages(data.messages);
 
               if(!this.get('create_accounts')) {
                 if(data.status == 'succeeded') { this.setSuccess() };
@@ -105,7 +109,7 @@ export default Ember.Component.extend({
             });
           }
           else if (this.get('create_accounts')) {
-            self.set('result', '');
+            self.set('result', []);
             self.createUser();
           }
         }

assets/javascripts/discourse/templates/components/stripe-card.hbs

@@ -60,9 +60,11 @@
       {{#if transactionInProgress}}
         {{loading-spinner size="small"}}
       {{/if}}
-      {{#if result}}
-        <p>{{{result}}}</p>
-      {{/if}}
+
+      {{#each result as |message|}}
+        <p>{{{message}}}</p>
+      {{/each}}
+
       {{#if success}}
         <p>{{i18n 'discourse_donations.messages.success'}}</p>
       {{/if}}

spec/controllers/discourse_donations/charges_controller_spec.rb

@@ -14,32 +14,32 @@ module DiscourseDonations
 
     it 'responds ok for anonymous users' do
       post :create, { email: 'foobar@example.com' }
-      expect(body['messages']).to eq(body['outcome']['seller_message'])
+      expect(body['messages']).to include(body['outcome']['seller_message'])
       expect(response).to have_http_status(200)
     end
 
     it 'responds ok when the email is empty' do
       post :create, { create_account: 'true', email: '' }
-      expect(body['messages']).to eq('Please enter your email address')
+      expect(body['messages']).to include('Please enter your email address')
       expect(response).to have_http_status(200)
     end
 
     it 'responds ok when the email is empty' do
       post :create, { create_account: 'true' }
-      expect(body['messages']).to eq('Please enter your email address')
+      expect(body['messages']).to include('Please enter your email address')
       expect(response).to have_http_status(200)
     end
 
     it 'expects a username if accounts are being created' do
       post :create, { email: 'zipitydoodah@example.com', create_account: 'true' }
-      expect(body['messages']).to eq('Please enter a username')
+      expect(body['messages']).to include('Please enter a username')
       expect(response).to have_http_status(200)
     end
 
     it 'does not expect a username or email if accounts are not being created' do
       current_user = log_in(:coding_horror)
       post :create, { create_account: 'false' }
-      expect(body['messages']).to eq('Payment complete.')
+      expect(body['messages']).to include('Payment complete.')
       expect(response).to have_http_status(200)
     end