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import {useBottomTabBarHeight} from '@react-navigation/bottom-tabs';
import {StackNavigationProp} from '@react-navigation/stack';
import React, {useContext} from 'react';
import {Image, StyleSheet, Text, View} from 'react-native';
import {SafeAreaView} from 'react-native-safe-area-context';
import {useStore} from 'react-redux';
import {
Channel,
Chat,
MessageInput,
MessageList,
OverlayProvider,
useMessageContext,
} from 'stream-chat-react-native';
import {ChatContext} from '../../App';
import ChatHeader from '../../components/messages/ChatHeader';
import {TAGG_LIGHT_BLUE} from '../../constants';
import {MainStackParams} from '../../routes';
import {RootState} from '../../store/rootReducer';
import {ScreenType} from '../../types';
import {isIPhoneX, SCREEN_WIDTH} from '../../utils';
type ChatScreenNavigationProp = StackNavigationProp<MainStackParams, 'Chat'>;
interface ChatScreenProps {
navigation: ChatScreenNavigationProp;
}
/*
* Screen that displays all of the user's active conversations.
*/
const ChatScreen: React.FC<ChatScreenProps> = () => {
const {channel, chatClient} = useContext(ChatContext);
const state: RootState = useStore().getState();
const loggedInUserId = state.user.user.userId;
const tabbarHeight = useBottomTabBarHeight();
const chatTheme = {
messageList: {
container: {
backgroundColor: 'white',
},
},
};
const isOwnMessage = (message) => {
if (message.user.id === loggedInUserId) {
return true;
} else {
return false;
}
};
const OwnMessageBubble = ({message}) => (
<View style={[styles.mainBubbleContainer, styles.mainOwnBubbleContainer]}>
<View style={styles.ownBubbleContainer}>
<View style={styles.ownBubble}>
<Text style={styles.messageText}>{message.text}</Text>
</View>
</View>
{/* TODO: Timestamp */}
</View>
);
const UserXMessageBubble = ({message}) => (
<View style={[styles.mainBubbleContainer, styles.mainUserXBubbleContainer]}>
<Image
style={styles.avatar}
source={
message.user.thumbnail_url
? {uri: message.user.thumbnail_url}
: require('../../assets/images/avatar-placeholder.png')
}
/>
<View style={styles.userXBubble}>
<Text style={styles.messageText}>{message.text}</Text>
</View>
{/* TODO: Timestamp */}
</View>
);
const CustomMessageUIComponent = () => {
const {message} = useMessageContext();
if (isOwnMessage(message)) {
return <OwnMessageBubble message={message} />;
} else {
return <UserXMessageBubble message={message} />;
}
};
return (
<SafeAreaView
style={[
styles.container,
// unable to figure out the padding issue, a hacky solution
{paddingBottom: isIPhoneX() ? tabbarHeight + 20 : tabbarHeight + 50},
]}>
<ChatHeader screenType={ScreenType.Chat} />
<Chat client={chatClient} style={chatTheme}>
<OverlayProvider topInset={0} bottomInset={0}>
<Channel
channel={channel}
keyboardVerticalOffset={0}
OverlayReactionList={() => null}
MessageSimple={CustomMessageUIComponent}
messageActions={({copyMessage, deleteMessage}) => [
copyMessage,
deleteMessage,
]}>
<MessageList onThreadSelect={() => {}} />
<MessageInput />
</Channel>
</OverlayProvider>
</Chat>
</SafeAreaView>
);
};
const styles = StyleSheet.create({
container: {
backgroundColor: 'white',
flex: 1,
},
submitButton: {
height: 35,
width: 35,
backgroundColor: TAGG_LIGHT_BLUE,
borderRadius: 999,
justifyContent: 'center',
alignItems: 'center',
bottom: -5,
alignSelf: 'flex-end',
},
messageText: {
width: 196,
paddingHorizontal: 23,
paddingTop: 7.35,
paddingBottom: 12,
},
mainBubbleContainer: {
marginVertical: 1,
width: SCREEN_WIDTH,
flexDirection: 'row',
},
mainOwnBubbleContainer: {
justifyContent: 'flex-end', // Different
marginTop: 22,
},
mainUserXBubbleContainer: {
justifyContent: 'flex-start',
},
avatar: {
width: 40,
height: 40,
borderRadius: 20,
right: -19,
zIndex: 1,
position: 'absolute',
top: 0,
left: 0,
},
ownBubbleContainer: {width: 241, marginBottom: 9},
ownBubble: {
maxWidth: 270,
backgroundColor: '#DEE6F4',
borderColor: '#DEE6F4',
borderWidth: 1,
borderRadius: 10,
alignSelf: 'center',
},
userXBubble: {
maxWidth: 235,
backgroundColor: '#E4F0F2',
borderColor: '#E4F0F2',
borderWidth: 1,
borderRadius: 10,
zIndex: 0,
alignSelf: 'flex-end',
marginLeft: 25,
marginTop: 14,
},
});
export default ChatScreen;
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