Add eth_signTypedData handler

3 files changed, 147 insertions, 0 deletions

diff --git a/ui/app/components/pending-typed-msg-details.js b/ui/app/components/pending-typed-msg-details.js
new file mode 100644
index 000000000..b5fd29f71
--- /dev/null
+++ b/ui/app/components/pending-typed-msg-details.js
@@ -0,0 +1,59 @@
+const Component = require('react').Component
+const h = require('react-hyperscript')
+const inherits = require('util').inherits
+
+const AccountPanel = require('./account-panel')
+const TypedMessageRenderer = require('./typed-message-renderer')
+
+module.exports = PendingMsgDetails
+
+inherits(PendingMsgDetails, Component)
+function PendingMsgDetails () {
+  Component.call(this)
+}
+
+PendingMsgDetails.prototype.render = function () {
+  var state = this.props
+  var msgData = state.txData
+
+  var msgParams = msgData.msgParams || {}
+  var address = msgParams.from || state.selectedAddress
+  var identity = state.identities[address] || { address: address }
+  var account = state.accounts[address] || { address: address }
+
+  var { data } = msgParams
+
+  return (
+    h('div', {
+      key: msgData.id,
+      style: {
+        margin: '10px 20px',
+      },
+    }, [
+
+      // account that will sign
+      h(AccountPanel, {
+        showFullAddress: true,
+        identity: identity,
+        account: account,
+        imageifyIdenticons: state.imageifyIdenticons,
+      }),
+
+      // message data
+      h('div', {
+        style: {
+          height: '260px',
+        },
+      }, [
+        h('label.font-small', { style: { display: 'block' } }, 'YOU ARE SIGNING'),
+        h(TypedMessageRenderer, {
+          value: data,
+          style: {
+            height: '215px',
+          },
+        }),
+      ]),
+
+    ])
+  )
+}
diff --git a/ui/app/components/pending-typed-msg.js b/ui/app/components/pending-typed-msg.js
new file mode 100644
index 000000000..f8926d0a3
--- /dev/null
+++ b/ui/app/components/pending-typed-msg.js
@@ -0,0 +1,46 @@
+const Component = require('react').Component
+const h = require('react-hyperscript')
+const inherits = require('util').inherits
+const PendingTxDetails = require('./pending-typed-msg-details')
+
+module.exports = PendingMsg
+
+inherits(PendingMsg, Component)
+function PendingMsg () {
+  Component.call(this)
+}
+
+PendingMsg.prototype.render = function () {
+  var state = this.props
+  var msgData = state.txData
+
+  return (
+
+    h('div', {
+      key: msgData.id,
+    }, [
+
+      // header
+      h('h3', {
+        style: {
+          fontWeight: 'bold',
+          textAlign: 'center',
+        },
+      }, 'Sign Message'),
+
+      // message details
+      h(PendingTxDetails, state),
+
+      // sign + cancel
+      h('.flex-row.flex-space-around', [
+        h('button', {
+          onClick: state.cancelTypedMessage,
+        }, 'Cancel'),
+        h('button', {
+          onClick: state.signTypedMessage,
+        }, 'Sign'),
+      ]),
+    ])
+
+  )
+}
diff --git a/ui/app/components/typed-message-renderer.js b/ui/app/components/typed-message-renderer.js
new file mode 100644
index 000000000..50e8da02c
--- /dev/null
+++ b/ui/app/components/typed-message-renderer.js
@@ -0,0 +1,42 @@
+const Component = require('react').Component
+const h = require('react-hyperscript')
+const inherits = require('util').inherits
+const ethUtil = require('ethereumjs-util')
+const extend = require('xtend')
+
+module.exports = TypedMessageRenderer
+
+inherits(TypedMessageRenderer, Component)
+function TypedMessageRenderer () {
+  Component.call(this)
+}
+
+TypedMessageRenderer.prototype.render = function () {
+  const props = this.props
+  const { value, style } = props
+  const text = renderTypedData(value)
+
+  const defaultStyle = extend({
+    width: '315px',
+    maxHeight: '210px',
+    resize: 'none',
+    border: 'none',
+    background: 'white',
+    padding: '3px',
+  }, style)
+
+  return (
+    h('div.font-small', {
+      style: defaultStyle,
+    }, text)
+  )
+}
+
+function renderTypedData(values) {
+  return values.map(function (value) {
+    return h('div', {}, [
+      h('strong', {style: {display: 'block', fontWeight: 'bold', textTransform: 'capitalize'}}, String(value.name) + ':'),
+      h('div', {}, value.value)
+    ])
+  })
+}
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