Add token selection to the send screen (#6445)

* Move send to pages/

* Fix unit tests

* Finish UI

* Integrate asset dropdown to send actions

* Remove console.log

* Hide asset change during edit

* Enable switch from send token to seand eth

* Enable switching from token to eth when editing

* Fix linter

* Fixing test

* Fix unit tests

* Fix linter

* Fix react warning; remove console.log

* fix flat test

* Add metrics

* Address code review comments

* Consistent spacing between send screen form rows.

* Reduce height of gas buttons on send screen.

* Make send screen gas button height dependent on size of contents.

3 files changed, 64 insertions, 0 deletions

diff --git a/ui/app/pages/send/send-content/send-hex-data-row/index.js b/ui/app/pages/send/send-content/send-hex-data-row/index.js
new file mode 100644
index 000000000..08c341067
--- /dev/null
+++ b/ui/app/pages/send/send-content/send-hex-data-row/index.js
@@ -0,0 +1 @@
+export { default } from './send-hex-data-row.container'
diff --git a/ui/app/pages/send/send-content/send-hex-data-row/send-hex-data-row.component.js b/ui/app/pages/send/send-content/send-hex-data-row/send-hex-data-row.component.js
new file mode 100644
index 000000000..62a74a77b
--- /dev/null
+++ b/ui/app/pages/send/send-content/send-hex-data-row/send-hex-data-row.component.js
@@ -0,0 +1,42 @@
+import React, { Component } from 'react'
+import PropTypes from 'prop-types'
+import SendRowWrapper from '../send-row-wrapper'
+
+export default class SendHexDataRow extends Component {
+  static propTypes = {
+    data: PropTypes.string,
+    inError: PropTypes.bool,
+    updateSendHexData: PropTypes.func.isRequired,
+    updateGas: PropTypes.func.isRequired,
+  };
+
+  static contextTypes = {
+    t: PropTypes.func,
+  };
+
+  onInput = (event) => {
+    const {updateSendHexData, updateGas} = this.props
+    const data = event.target.value.replace(/\n/g, '') || null
+    updateSendHexData(data)
+    updateGas({ data })
+  }
+
+  render () {
+    const {inError} = this.props
+    const {t} = this.context
+
+    return (
+      <SendRowWrapper
+        label={`${t('hexData')}:`}
+        showError={inError}
+        errorType={'amount'}
+      >
+        <textarea
+          onInput={this.onInput}
+          placeholder="Optional"
+          className="send-v2__hex-data__input"
+        />
+      </SendRowWrapper>
+    )
+  }
+}
diff --git a/ui/app/pages/send/send-content/send-hex-data-row/send-hex-data-row.container.js b/ui/app/pages/send/send-content/send-hex-data-row/send-hex-data-row.container.js
new file mode 100644
index 000000000..8b1c540c3
--- /dev/null
+++ b/ui/app/pages/send/send-content/send-hex-data-row/send-hex-data-row.container.js
@@ -0,0 +1,21 @@
+import { connect } from 'react-redux'
+import {
+  updateSendHexData,
+} from '../../../../store/actions'
+import SendHexDataRow from './send-hex-data-row.component'
+
+export default connect(mapStateToProps, mapDispatchToProps)(SendHexDataRow)
+
+function mapStateToProps (state) {
+  return {
+    data: state.metamask.send.data,
+  }
+}
+
+function mapDispatchToProps (dispatch) {
+  return {
+    updateSendHexData (data) {
+      return dispatch(updateSendHexData(data))
+    },
+  }
+}