notifications - add tx confirm+cancel buttons

1 files changed, 49 insertions, 0 deletions

diff --git a/app/scripts/lib/tx-notification.js b/app/scripts/lib/tx-notification.js
new file mode 100644
index 000000000..c7f62408b
--- /dev/null
+++ b/app/scripts/lib/tx-notification.js
@@ -0,0 +1,49 @@
+const createId = require('hat')
+const uiUtils = require('metamask-ui/app/util')
+var notificationHandlers = {}
+
+module.exports = createTxNotification
+
+
+// notification button press
+chrome.notifications.onButtonClicked.addListener(function(notificationId, buttonIndex){
+  var handlers = notificationHandlers[notificationId]
+  if (buttonIndex === 0) {
+    handlers.confirm()
+  } else {
+    handlers.cancel()
+  }
+  chrome.notifications.clear(notificationId)
+})
+
+// notification teardown
+chrome.notifications.onClosed.addListener(function(notificationId){
+  delete notificationHandlers[notificationId]
+})
+
+// creation helper
+function createTxNotification(opts){
+  var message = [
+    'to: '+uiUtils.addressSummary(opts.txParams.to),
+    'from: '+uiUtils.addressSummary(opts.txParams.from),
+    'value: '+uiUtils.formatBalance(opts.txParams.value),
+    'data: '+uiUtils.dataSize(opts.txParams.data),
+  ].join('\n')
+
+  var id = createId()
+  chrome.notifications.create(id, {
+    type: 'basic',
+    iconUrl: '/images/icon-128.png',
+    title: opts.title,
+    message: message,
+    buttons: [{
+      title: 'confirm',
+    },{
+      title: 'cancel',
+    }]
+  })
+  notificationHandlers[id] = {
+    confirm: opts.confirm,
+    cancel: opts.cancel,
+  }
+}
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