From 63313cf8d7954f533c2b5dd954a3f6406fc57d17 Mon Sep 17 00:00:00 2001
From: Jules Laplace <julescarbon@gmail.com>
Date: Fri, 22 Mar 2019 11:16:56 +0100
Subject: prev btn

---
 scraper/client/paper/paper.verify.js | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'scraper/client/paper')

diff --git a/scraper/client/paper/paper.verify.js b/scraper/client/paper/paper.verify.js
index 8cb14d84..98692588 100644
--- a/scraper/client/paper/paper.verify.js
+++ b/scraper/client/paper/paper.verify.js
@@ -99,6 +99,24 @@ class PaperVerify extends Component {
     this.next(false)
   }
 
+  prev() {
+    const { key } = this.props.api.paperInfo.dataset
+    const { paperInfo } = this.props.api
+    let citationIndex = (paperInfo.citations || [])
+      .findIndex(f => f.id === this.state.citation.id)
+    if (citationIndex === -1) {
+      history.push('/paper/' + key + '/info/')
+    } else {
+      citationIndex -= 1
+      if (citationIndex < 0) {
+        history.push('/paper/' + key + '/info/')
+      } else {
+        let nextId = paperInfo.citations[citationIndex].id
+        history.push('/paper/' + key + '/verify/' + nextId)
+      }
+    }
+  }
+
   next() {
     const { key } = this.props.api.paperInfo.dataset
     const { paperInfo } = this.props.api
@@ -226,6 +244,11 @@ class PaperVerify extends Component {
             ref={ref => this.button = ref}
           >Save Verification</button>
 
+          <button
+            className='btn'
+            onClick={this.prev.bind(this)}
+          >{'Prev >'}</button>
+
           <button
             className='btn'
             onClick={this.next.bind(this)}
-- 
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