From e28dc4da55481c675cddd08dd179329ad7d733ff Mon Sep 17 00:00:00 2001
From: Etienne Lemay <etiennelemay21@gmail.com>
Date: Sat, 27 May 2017 12:58:46 -0400
Subject: [PATCH] Make sure last category is selected when scrolled to bottom

---
 src/components/picker.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/components/picker.js b/src/components/picker.js
index 2ff0a4b..dd12eed 100644
--- a/src/components/picker.js
+++ b/src/components/picker.js
@@ -233,6 +233,8 @@ export default class Picker extends React.Component {
         activeCategory = category
         break
       }
+    } else if (scrollTop + this.clientHeight >= this.scrollHeight) {
+      activeCategory = this.categories[this.categories.length - 1]
     }
 
     if (activeCategory) {
@@ -305,6 +307,12 @@ export default class Picker extends React.Component {
       let component = this.refs[`category-${i}`]
       if (component) component.memoizeSize()
     }
+
+    if (this.refs.scroll) {
+      let target = this.refs.scroll
+      this.scrollHeight = target.scrollHeight
+      this.clientHeight = target.clientHeight
+    }
   }
 
   getCategories() {