From ea4956e29a4f64a3ef6efc6d04359b9f671b1de3 Mon Sep 17 00:00:00 2001
From: Doug Coburn <dougcobie@hotmail.com>
Date: Tue, 9 Jun 2020 15:55:15 -0600
Subject: [PATCH] avoid mutating state

The value given to the props.onDateSelected callback should not be mutated by the library afterwards.  This can break shouldComponentUpdate logic.
---
 src/DatePicker.android.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/DatePicker.android.js b/src/DatePicker.android.js
index 43467bd6..4aaf116b 100644
--- a/src/DatePicker.android.js
+++ b/src/DatePicker.android.js
@@ -145,7 +145,7 @@ export default class DatePicker extends React.Component<Props, State> {
   }
 
   onDaySelected = (position: number) => {
-    let selectedDate = this.state.selectedDate
+    let selectedDate = new Date(this.state.selectedDate.getTime())
     const daysAfterSelectedDate = this.state.daysAfterSelectedDate
     const hours = selectedDate.getHours()
     const minutes = selectedDate.getMinutes()
@@ -173,7 +173,7 @@ export default class DatePicker extends React.Component<Props, State> {
   }
 
   onHourSelected = (position: number) => {
-    const selectedDate = this.state.selectedDate
+    const selectedDate = new Date(this.state.selectedDate.getTime())
     const { hours, format24 } = this.props
     const data = hours || getHoursArray(format24)
     if (this.props.format24) {
@@ -188,7 +188,7 @@ export default class DatePicker extends React.Component<Props, State> {
   }
 
   onMinuteSelected = (position: number) => {
-    const selectedDate = this.state.selectedDate
+    const selectedDate = new Date(this.state.selectedDate.getTime())
     const { minutes } = this.props
     const data = minutes || getFiveMinutesArray()
     selectedDate.setMinutes(Number(data[position]))
@@ -196,7 +196,7 @@ export default class DatePicker extends React.Component<Props, State> {
   }
 
   onAmSelected = (position: number) => {
-    const selectedDate = this.state.selectedDate
+    const selectedDate = new Date(this.state.selectedDate.getTime())
     const time12format = hourTo12Format(selectedDate.getHours())
     const newTime12Format = `${time12format[0]} ${getAmArray()[position]}`
     const selectedHour24format = hourTo24Format(newTime12Format)