add NarrativeAdjust as arrows above timeline

src/components/presentational/NarrativeAdjust.js

@@ -0,0 +1,16 @@
+import React from 'react'
+
+export default ({ isDisabled, direction, onClickHandler }) => {
+  return (
+    <div
+      className={`narrative-adjust ${direction}`}
+      onClick={!isDisabled ? onClickHandler : null}
+    >
+      <i
+        className={`material-icons ${isDisabled ? 'disabled' : ''}`}
+      >
+        chevron_{direction}
+      </i>
+    </div>
+  )
+}

src/components/presentational/NarrativeCard.js

@@ -3,37 +3,7 @@ import { connect } from 'react-redux'
 import { selectActiveNarrative } from '../../selectors'
 
 function NarrativeCard ({ narrative }) {
-  // function renderClose() {
-  //   return (
-  //     <button
-  //       className='side-menu-burg is-active'
-  //       onClick={() => { onSelectNarrative(null) }}
-  //     >
-  //       <span></span>
-  //     </button>
-  //   )
-  // }
-
-  // function _renderActions(current, steps) {
-  //   const prevExists = current !== 0
-  //   const nextExists = current < steps.length - 1
-  //   return (
-  //     <div className='actions'>
-  //       <div
-  //         className={`${prevExists ? '' : 'disabled'} action`}
-  //         onClick={prevExists ? onPrev : null}>&larr;
-  //       </div>
-  //       <div
-  //         className={`${nextExists ? '' : 'disabled'} action`}
-  //         onClick={nextExists ? onNext : null}>&rarr;
-  //       </div>
-  //     </div>
-  //   )
-  // }
-
-  // no display if no narrative
-  if (!narrative) return null
-
+    // no display if no narrative
   const { steps, current } = narrative
 
   if (steps[current]) {

src/components/presentational/NarrativeControls.js

@@ -1,5 +1,6 @@
 import React from 'react'
 import NarrativeCard from './NarrativeCard'
+import NarrativeAdjust from './NarrativeAdjust'
 
 export default ({ narrative, methods }) => {
   // function renderClose() {
@@ -30,11 +31,25 @@ export default ({ narrative, methods }) => {
   //   )
   // }
 
+  if (!narrative) return null
 
+  const { current, steps } = narrative
+  const prevExists = current !== 0
+  const nextExists = current < steps.length - 1
 
   return (
     <React.Fragment>
       <NarrativeCard narrative={narrative} />
+      <NarrativeAdjust
+        isDisabled={!prevExists}
+        direction='left'
+        onClickHandler={methods.onPrev}
+      />
+      <NarrativeAdjust
+        isDisabled={!nextExists}
+        direction='right'
+        onClickHandler={methods.onNext}
+      />
     </React.Fragment>
   )
 }