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Improve perf (#1076)
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* feat component perf with scu

* fix type on readme

* perf remove purecomponent
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@xcarpentier
xcarpentier committed Jan 11, 2019
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184 changes: 93 additions & 91 deletions README.md
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</p>
<p align="center">
<a href="https://www.npmjs.com/package/react-native-gifted-chat">
<img alt="npm dowloads" src="https://img.shields.io/npm/dm/react-native-gifted-chat.svg"/></a>
<img alt="npm downloads" src="https://img.shields.io/npm/dm/react-native-gifted-chat.svg"/></a>
<a href="https://www.npmjs.com/package/react-native-gifted-chat"><img alt="npm version" src="https://badge.fury.io/js/react-native-gifted-chat.svg"/></a>
<a href="https://greenkeeper.io/"><img src="https://badges.greenkeeper.io/FaridSafi/react-native-gifted-chat.svg" alt="build"></a>
<a href="https://reactnative.gallery/FaridSafi/gifted-chat"><img src="https://img.shields.io/badge/reactnative.gallery-%F0%9F%8E%AC-green.svg"/></a>


</p>
<p align="center">
 <a href="https://circleci.com/gh/FaridSafi/react-native-gifted-chat"><img src="https://circleci.com/gh/FaridSafi/react-native-gifted-chat.svg?style=shield" alt="build"></a>
Expand Down Expand Up @@ -47,33 +46,33 @@

## Features

* Fully customizable components
* Composer actions (to attach photos, etc.)
* Load earlier messages
* Copy messages to clipboard
* Touchable links using [react-native-parsed-text](https://github.com/taskrabbit/react-native-parsed-text)
* Avatar as user's initials
* Localized dates
* Multiline TextInput
* InputToolbar avoiding keyboard
* Redux support
* System message
- Fully customizable components
- Composer actions (to attach photos, etc.)
- Load earlier messages
- Copy messages to clipboard
- Touchable links using [react-native-parsed-text](https://github.com/taskrabbit/react-native-parsed-text)
- Avatar as user's initials
- Localized dates
- Multi-line TextInput
- InputToolbar avoiding keyboard
- Redux support
- System message

## Dependency

* Use version `0.2.x` for RN `>= 0.44.0`
* Use version `0.1.x` for RN `>= 0.40.0`
* Use version `0.0.10` for RN `< 0.40.0`
- Use version `0.2.x` for RN `>= 0.44.0`
- Use version `0.1.x` for RN `>= 0.40.0`
- Use version `0.0.10` for RN `< 0.40.0`

## Installation

* Using [npm](https://www.npmjs.com/#getting-started): `npm install react-native-gifted-chat --save`
* Using [Yarn](https://yarnpkg.com/): `yarn add react-native-gifted-chat`
- Using [npm](https://www.npmjs.com/#getting-started): `npm install react-native-gifted-chat --save`
- Using [Yarn](https://yarnpkg.com/): `yarn add react-native-gifted-chat`

## Example

```jsx
import React from 'react';
import React from 'react'
import { GiftedChat } from 'react-native-gifted-chat'

class Example extends React.Component {
Expand Down Expand Up @@ -159,58 +158,58 @@ e.g. System Message

## Props

* **`messages`** _(Array)_ - Messages to display
* **`text`** _(String)_ - Input text; default is `undefined`, but if specified, it will override GiftedChat's internal state (e.g. for redux; [see notes below](#notes-for-redux))
* **`placeholder`** _(String)_ - Placeholder when `text` is empty; default is `'Type a message...'`
* **`messageIdGenerator`** _(Function)_ - Generate an id for new messages. Defaults to UUID v4, generated by [uuid](https://github.com/kelektiv/node-uuid)
* **`user`** _(Object)_ - User sending the messages: `{ _id, name, avatar }`
* **`onSend`** _(Function)_ - Callback when sending a message
* **`locale`** _(String)_ - Locale to localize the dates
* **`timeFormat`** _(String)_ - Format to use for rendering times; default is `'LT'`
* **`dateFormat`** _(String)_ - Format to use for rendering dates; default is `'ll'`
* **`isAnimated`** _(Bool)_ - Animates the view when the keyboard appears
* **`loadEarlier`** _(Bool)_ - Enables the "Load earlier messages" button
* **`onLoadEarlier`** _(Function)_ - Callback when loading earlier messages
* **`isLoadingEarlier`** _(Bool)_ - Display an `ActivityIndicator` when loading earlier messages
* **`renderLoading`** _(Function)_ - Render a loading view when initializing
* **`renderLoadEarlier`** _(Function)_ - Custom "Load earlier messages" button
* **`renderAvatar`** _(Function)_ - Custom message avatar; set to `null` to not render any avatar for the message
* **`showUserAvatar`** _(Bool)_ - Whether to render an avatar for the current user; default is `false`, only show avatars for other users
* **`showAvatarForEveryMessage`** _(Bool)_ - When false, avatars will only be displayed when a consecutive message is from the same user on the same day; default is `false`
* **`onPressAvatar`** _(Function(`user`))_ - Callback when a message avatar is tapped
* **`renderAvatarOnTop`** _(Bool)_ - Render the message avatar at the top of consecutive messages, rather than the bottom; default is `false`
* **`renderBubble`** _(Function)_ - Custom message bubble
* **`renderSystemMessage`** _(Function)_ - Custom system message
* **`onLongPress`** _(Function(`context`, `message`))_ - Callback when a message bubble is long-pressed; default is to show an ActionSheet with "Copy Text" (see [example using `showActionSheetWithOptions()`](https://github.com/FaridSafi/react-native-gifted-chat/blob/master@%7B2017-09-25%7D/src/Bubble.js#L96-L119))
* **`inverted`** _(Bool)_ - Reverses display order of `messages`; default is `true`
* **`renderMessage`** _(Function)_ - Custom message container
* **`renderMessageText`** _(Function)_ - Custom message text
* **`renderMessageImage`** _(Function)_ - Custom message image
* **`imageProps`** _(Object)_ - Extra props to be passed to the [`<Image>`](https://facebook.github.io/react-native/docs/image.html) component created by the default `renderMessageImage`
* **`videoProps`** _(Object)_ - Extra props to be passed to the [`<Video>`](https://github.com/react-native-community/react-native-video) component created by the default `renderMessageVideo`
* **`lightboxProps`** _(Object)_ - Extra props to be passed to the `MessageImage`'s [Lightbox](https://github.com/oblador/react-native-lightbox)
* **`renderCustomView`** _(Function)_ - Custom view inside the bubble
* **`renderDay`** _(Function)_ - Custom day above a message
* **`renderTime`** _(Function)_ - Custom time inside a message
* **`renderFooter`** _(Function)_ - Custom footer component on the ListView, e.g. `'User is typing...'`; see [example/App.js](example/App.js) for an example
* **`renderChatFooter`** _(Function)_ - Custom component to render below the MessageContainer (separate from the ListView)
* **`renderInputToolbar`** _(Function)_ - Custom message composer container
* **`renderComposer`** _(Function)_ - Custom text input message composer
* **`renderActions`** _(Function)_ - Custom action button on the left of the message composer
* **`renderSend`** _(Function)_ - Custom send button; you can pass children to the original `Send` component quite easily, for example to use a custom icon ([example](https://github.com/FaridSafi/react-native-gifted-chat/pull/487))
* **`renderAccessory`** _(Function)_ - Custom second line of actions below the message composer
* **`onPressActionButton`** _(Function)_ - Callback when the Action button is pressed (if set, the default `actionSheet` will not be used)
* **`bottomOffset`** _(Integer)_ - Distance of the chat from the bottom of the screen (e.g. useful if you display a tab bar)
* **`minInputToolbarHeight`** _(Integer)_ - Minimum height of the input toolbar; default is `44`
* **`listViewProps`** _(Object)_ - Extra props to be passed to the messages [`<ListView>`](https://facebook.github.io/react-native/docs/listview.html); some props can't be overridden, see the code in `MessageContainer.render()` for details
* **`textInputProps`** _(Object)_ - Extra props to be passed to the [`<TextInput>`](https://facebook.github.io/react-native/docs/textinput.html)
* **`keyboardShouldPersistTaps`** _(Enum)_ - Determines whether the keyboard should stay visible after a tap; see [`<ScrollView>`](https://facebook.github.io/react-native/docs/scrollview.html) docs
* **`onInputTextChanged`** _(Function)_ - Callback when the input text changes
* **`maxInputLength`** _(Integer)_ - Max message composer TextInput length
* **`parsePatterns`** _(Function)_ - Custom parse patterns for [react-native-parsed-text](https://github.com/taskrabbit/react-native-parsed-text) used to linkify message content (like URLs and phone numbers), e.g.:
* **`extraData`** _(Object)_ - Extra props for re-rendering flatlist on demand. This will be useful for rendering footer etc.
* **`minComposerHeight`** _(Object)_ - Custom min height of the composer.
* **`maxComposerHeight`** _(Object)_ - Custom max height of the composer.
- **`messages`** _(Array)_ - Messages to display
- **`text`** _(String)_ - Input text; default is `undefined`, but if specified, it will override GiftedChat's internal state (e.g. for redux; [see notes below](#notes-for-redux))
- **`placeholder`** _(String)_ - Placeholder when `text` is empty; default is `'Type a message...'`
- **`messageIdGenerator`** _(Function)_ - Generate an id for new messages. Defaults to UUID v4, generated by [uuid](https://github.com/kelektiv/node-uuid)
- **`user`** _(Object)_ - User sending the messages: `{ _id, name, avatar }`
- **`onSend`** _(Function)_ - Callback when sending a message
- **`locale`** _(String)_ - Locale to localize the dates
- **`timeFormat`** _(String)_ - Format to use for rendering times; default is `'LT'`
- **`dateFormat`** _(String)_ - Format to use for rendering dates; default is `'ll'`
- **`isAnimated`** _(Bool)_ - Animates the view when the keyboard appears
- **`loadEarlier`** _(Bool)_ - Enables the "Load earlier messages" button
- **`onLoadEarlier`** _(Function)_ - Callback when loading earlier messages
- **`isLoadingEarlier`** _(Bool)_ - Display an `ActivityIndicator` when loading earlier messages
- **`renderLoading`** _(Function)_ - Render a loading view when initializing
- **`renderLoadEarlier`** _(Function)_ - Custom "Load earlier messages" button
- **`renderAvatar`** _(Function)_ - Custom message avatar; set to `null` to not render any avatar for the message
- **`showUserAvatar`** _(Bool)_ - Whether to render an avatar for the current user; default is `false`, only show avatars for other users
- **`showAvatarForEveryMessage`** _(Bool)_ - When false, avatars will only be displayed when a consecutive message is from the same user on the same day; default is `false`
- **`onPressAvatar`** _(Function(`user`))_ - Callback when a message avatar is tapped
- **`renderAvatarOnTop`** _(Bool)_ - Render the message avatar at the top of consecutive messages, rather than the bottom; default is `false`
- **`renderBubble`** _(Function)_ - Custom message bubble
- **`renderSystemMessage`** _(Function)_ - Custom system message
- **`onLongPress`** _(Function(`context`, `message`))_ - Callback when a message bubble is long-pressed; default is to show an ActionSheet with "Copy Text" (see [example using `showActionSheetWithOptions()`](https://github.com/FaridSafi/react-native-gifted-chat/blob/master@%7B2017-09-25%7D/src/Bubble.js#L96-L119))
- **`inverted`** _(Bool)_ - Reverses display order of `messages`; default is `true`
- **`renderMessage`** _(Function)_ - Custom message container
- **`renderMessageText`** _(Function)_ - Custom message text
- **`renderMessageImage`** _(Function)_ - Custom message image
- **`imageProps`** _(Object)_ - Extra props to be passed to the [`<Image>`](https://facebook.github.io/react-native/docs/image.html) component created by the default `renderMessageImage`
- **`videoProps`** _(Object)_ - Extra props to be passed to the [`<Video>`](https://github.com/react-native-community/react-native-video) component created by the default `renderMessageVideo`
- **`lightboxProps`** _(Object)_ - Extra props to be passed to the `MessageImage`'s [Lightbox](https://github.com/oblador/react-native-lightbox)
- **`renderCustomView`** _(Function)_ - Custom view inside the bubble
- **`renderDay`** _(Function)_ - Custom day above a message
- **`renderTime`** _(Function)_ - Custom time inside a message
- **`renderFooter`** _(Function)_ - Custom footer component on the ListView, e.g. `'User is typing...'`; see [example/App.js](example/App.js) for an example
- **`renderChatFooter`** _(Function)_ - Custom component to render below the MessageContainer (separate from the ListView)
- **`renderInputToolbar`** _(Function)_ - Custom message composer container
- **`renderComposer`** _(Function)_ - Custom text input message composer
- **`renderActions`** _(Function)_ - Custom action button on the left of the message composer
- **`renderSend`** _(Function)_ - Custom send button; you can pass children to the original `Send` component quite easily, for example to use a custom icon ([example](https://github.com/FaridSafi/react-native-gifted-chat/pull/487))
- **`renderAccessory`** _(Function)_ - Custom second line of actions below the message composer
- **`onPressActionButton`** _(Function)_ - Callback when the Action button is pressed (if set, the default `actionSheet` will not be used)
- **`bottomOffset`** _(Integer)_ - Distance of the chat from the bottom of the screen (e.g. useful if you display a tab bar)
- **`minInputToolbarHeight`** _(Integer)_ - Minimum height of the input toolbar; default is `44`
- **`listViewProps`** _(Object)_ - Extra props to be passed to the messages [`<ListView>`](https://facebook.github.io/react-native/docs/listview.html); some props can't be overridden, see the code in `MessageContainer.render()` for details
- **`textInputProps`** _(Object)_ - Extra props to be passed to the [`<TextInput>`](https://facebook.github.io/react-native/docs/textinput.html)
- **`keyboardShouldPersistTaps`** _(Enum)_ - Determines whether the keyboard should stay visible after a tap; see [`<ScrollView>`](https://facebook.github.io/react-native/docs/scrollview.html) docs
- **`onInputTextChanged`** _(Function)_ - Callback when the input text changes
- **`maxInputLength`** _(Integer)_ - Max message composer TextInput length
- **`parsePatterns`** _(Function)_ - Custom parse patterns for [react-native-parsed-text](https://github.com/taskrabbit/react-native-parsed-text) used to linkify message content (like URLs and phone numbers), e.g.:
- **`extraData`** _(Object)_ - Extra props for re-rendering FlatList on demand. This will be useful for rendering footer etc.
- **`minComposerHeight`** _(Object)_ - Custom min height of the composer.
- **`maxComposerHeight`** _(Object)_ - Custom max height of the composer.

```js
<GiftedChat
Expand All @@ -223,7 +222,7 @@ e.g. System Message

## Imperative methods

* `focusTextInput()` - Open the keyboard and focus the text input box
- `focusTextInput()` - Open the keyboard and focus the text input box

## Notes for [Redux](https://github.com/reactjs/redux)

Expand All @@ -245,7 +244,7 @@ simply implement `onInputTextChanged` to receive typing events and reset events

If you are using Create React Native App / Expo, no Android specific installation steps are required -- you can skip this section. Otherwise we recommend modifying your project configuration as follows.

* Make sure you have `android:windowSoftInputMode="adjustResize"` in your `AndroidManifest.xml`:
- Make sure you have `android:windowSoftInputMode="adjustResize"` in your `AndroidManifest.xml`:

```xml
<activity
Expand All @@ -254,11 +253,14 @@ If you are using Create React Native App / Expo, no Android specific installatio
android:windowSoftInputMode="adjustResize"
android:configChanges="keyboard|keyboardHidden|orientation|screenSize">
```
* For **Expo**, there are almost 2 solutions to fix it:
* adding KeyboardAvoidingView after GiftedChat [see this comment](https://github.com/FaridSafi/react-native-gifted-chat/issues/461#issuecomment-314858092)
* adding an opaque background status bar on app.json https://docs.expo.io/versions/latest/guides/configuration.html#androidstatusbar

* If you plan to use `GiftedChat` inside a `Modal`, see [#200](https://github.com/FaridSafi/react-native-gifted-chat/issues/200).
- For **Expo**, there are almost 2 solutions to fix it:

- adding KeyboardAvoidingView after GiftedChat [see this comment](https://github.com/FaridSafi/react-native-gifted-chat/issues/461#issuecomment-314858092)
- adding an opaque background status bar on app.json https://docs.expo.io/versions/latest/guides/configuration.html#androidstatusbar

- If you plan to use `GiftedChat` inside a `Modal`, see [#200](https://github.com/FaridSafi/react-native-gifted-chat/issues/200).

## Notes for local development

You can use [`wml`](https://github.com/wix/wml) to keep the example app in sync
Expand All @@ -275,30 +277,30 @@ If you have any issues, you can clear your watches using `watchman watch-del-all

## Questions

* [How can I set Bubble color for each user?](https://github.com/FaridSafi/react-native-gifted-chat/issues/672)
* [How can I pass style props to InputToolbar design and customize it's color and other styles properties?](https://github.com/FaridSafi/react-native-gifted-chat/issues/662)
* [How can I change the color of the message box?](https://github.com/FaridSafi/react-native-gifted-chat/issues/640)
* [Is there a way to manually dismiss the keyboard?](https://github.com/FaridSafi/react-native-gifted-chat/issues/647)
* [I want to implement a popover that pops right after clicking on a specific avatar,
- [How can I set Bubble color for each user?](https://github.com/FaridSafi/react-native-gifted-chat/issues/672)
- [How can I pass style props to InputToolbar design and customize it's color and other styles properties?](https://github.com/FaridSafi/react-native-gifted-chat/issues/662)
- [How can I change the color of the message box?](https://github.com/FaridSafi/react-native-gifted-chat/issues/640)
- [Is there a way to manually dismiss the keyboard?](https://github.com/FaridSafi/react-native-gifted-chat/issues/647)
- [I want to implement a popover that pops right after clicking on a specific avatar,
what is the best implementation in this case and how?](https://github.com/FaridSafi/react-native-gifted-chat/issues/660)
* [Why Textinput is hidden on Android?](https://github.com/FaridSafi/react-native-gifted-chat/issues/680#issuecomment-359699364)
* [How to use renderLoading?](https://github.com/FaridSafi/react-native-gifted-chat/issues/298)
* [Can I use MySql to save the message?](https://github.com/FaridSafi/react-native-gifted-chat/issues/738)
- [Why TextInput is hidden on Android?](https://github.com/FaridSafi/react-native-gifted-chat/issues/680#issuecomment-359699364)
- [How to use renderLoading?](https://github.com/FaridSafi/react-native-gifted-chat/issues/298)
- [Can I use MySql to save the message?](https://github.com/FaridSafi/react-native-gifted-chat/issues/738)

## License

* [MIT](LICENSE)
- [MIT](LICENSE)

## Author

Feel free to ask me questions on Twitter [@FaridSafi](https://www.twitter.com/FaridSafi)!

## Contributors

* Kevin Cooper [cooperka](https://github.com/cooperka)
* Kfir Golan [kfiroo](https://github.com/kfiroo)
* Bruno Cascio [brunocascio](https://github.com/brunocascio)
* Xavier Carpentier [xcarpentier](https://github.com/xcarpentier)
* [more](https://github.com/FaridSafi/react-native-gifted-chat/graphs/contributors)
- Kevin Cooper [cooperka](https://github.com/cooperka)
- Kfir Golan [kfiroo](https://github.com/kfiroo)
- Bruno Cascio [brunocascio](https://github.com/brunocascio)
- Xavier Carpentier [xcarpentier](https://github.com/xcarpentier)
- [more](https://github.com/FaridSafi/react-native-gifted-chat/graphs/contributors)

<img src="https://api.keen.io/3.0/projects/5ae31b61c9e77c0001cc2093/events/pageviews?api_key=55301C3E5BAB217E90A5867113C02506CE20385CD6F4C9C1CCDD4671B1A9DE374C3DF9DEF70C0BB3F5A9C5CA4CB1CCCFAF25FC3ED9CF63FB83102456A6881EFBAECD1C7D9718EE5402752DD8F6FA2DEC4D844BCB17FE6262570DB447D9A8CED2&data=eyJ0aXRsZSI6ICJnYyJ9" />
2 changes: 1 addition & 1 deletion src/Avatar.js
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Expand Up @@ -35,7 +35,7 @@ const styles = {
}),
};

export default class Avatar extends React.PureComponent {
export default class Avatar extends React.Component {

renderAvatar() {
if (this.props.renderAvatar) {
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