chore(#67): Changed documentation. Made code more readable.

Author: Sibtain Ali

README.md

@@ -27,6 +27,12 @@ If you have an urgent problem, hire a mentor for a 1:1 live session on Git-Start
 Help others in paid 1:1 live sessions to get started.
 [![Give paid 1:1 live support.](https://git-start.com/assets/git-start-mentor-banner-medium.svg?sanitize=true)](https://git-start.com/help-request/overview/peacechen%2Freact-native-modal-selector)
 
+## Breaking changes
+
+Version 2.0.0 onwards support multi-select feature. As such, following properties from the versions before have changed.
+
+1) `selectedKey` is now `initSelectedKeys`. It accepts an array of keys.
+2) `getSelectedItem` is now `getSelectedItems`. It returns an array of selected items.
 
 ## Usage
 
@@ -181,7 +187,7 @@ Prop                | Type     | Optional | Default      | Description
 `customSelector`     | node   | Yes | undefined          | Render a custom node instead of the built-in select box.
 `initSelectedKeys`     | array<any>   | Yes | []          | Key of the items to be initially selected. Should contain only one key if `multiple` is selected as false.
 `multiple`  | bool  | No |  false   | Adds the ability to select multiple options.
-`renderCheckbox`  | function  | No |  (checked, onPress) => {}   | Function that returns a checkbox element. Arguments of the function include `checked` state and `onPress` function that gets executed when the element is pressed.
+`renderCheckbox`  | function  | Yes |  (checked, onPress) => {}   | Function that returns a checkbox element. Arguments of the function include `checked` state and `onPress` function that gets executed when the element is pressed. Required only if multiple option is selected.
 
 ### Methods
 

index.js

@@ -128,7 +128,7 @@ const defaultProps = {
     customSelector:                 undefined,
     initSelectedKeys:               [],
     multiple:                       false,
-    renderCheckbox:                 undefined,
+    renderCheckbox:                 () => {},
 };
 
 export default class ModalSelector extends React.Component {
@@ -186,12 +186,14 @@ export default class ModalSelector extends React.Component {
   onChange = (item, checked = false) => {
       let { selected } = this.state;
       const itemKey = this.props.keyExtractor(item);
-      if (this.props.multiple)
+      if (this.props.multiple) {
           checked
               ? selected.push(itemKey)
               : selected.indexOf(itemKey) >= 0 &&
           delete selected[selected.indexOf(itemKey)];
-      else selected = [itemKey];
+      } else {
+          selected = [itemKey];
+      }
       if (
           Platform.OS === "android" ||
       (Modal.propTypes !== undefined && !Modal.propTypes.onDismiss)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "react-native-modal-selector",
-  "version": "1.1.3",
+  "version": "2.0.0",
   "description": "A cross-platform (iOS / Android), selector/picker component for React Native that is highly customizable and supports sections.",
   "main": "index.js",
   "typings": "index.d.ts",