@sendbird/uikit-react-native
Version:
Sendbird UIKit for React Native: A feature-rich and customizable chat UI kit with messaging, channel management, and user authentication.
243 lines (240 loc) • 8.76 kB
JavaScript
import React, { createContext, useCallback, useRef, useState } from 'react';
import { useGroupChannelHandler } from '@sendbird/uikit-tools';
import { Logger, NOOP, getGroupChannelChatAvailableState, isDifferentChannel, useFreshCallback } from '@sendbird/uikit-utils';
import ProviderLayout from '../../../components/ProviderLayout';
import { MESSAGE_FOCUS_ANIMATION_DELAY } from '../../../constants';
import { useLocalization, useSendbirdChat } from '../../../hooks/useContext';
export const GroupChannelContexts = {
Fragment: /*#__PURE__*/createContext({
headerTitle: '',
channel: {},
setMessageToEdit: NOOP,
setMessageToReply: NOOP
}),
TypingIndicator: /*#__PURE__*/createContext({
typingUsers: []
}),
PubSub: /*#__PURE__*/createContext({
publish: NOOP,
subscribe: () => NOOP
}),
MessageList: /*#__PURE__*/createContext({
flatListRef: {
current: null
},
scrollToMessage: () => false,
lazyScrollToBottom: () => {
// noop
},
lazyScrollToIndex: () => {
// noop
},
lazyScrollToMessageId: () => {
// noop
}
})
};
export const GroupChannelContextsProvider = ({
children,
channel,
enableTypingIndicator,
keyboardAvoidOffset = 0,
groupChannelPubSub,
messages,
onUpdateSearchItem,
onPressReplyMessageInThread
}) => {
if (!channel) throw new Error('GroupChannel is not provided to GroupChannelModule');
const {
STRINGS
} = useLocalization();
const {
currentUser,
sdk,
sbOptions
} = useSendbirdChat();
const [typingUsers, setTypingUsers] = useState([]);
const [messageToEdit, setMessageToEdit] = useState();
const [messageToReply, setMessageToReply] = useState();
const {
flatListRef,
lazyScrollToIndex,
lazyScrollToBottom,
scrollToMessage,
lazyScrollToMessageId
} = useScrollActions({
messages,
onUpdateSearchItem
});
const updateInputMode = (mode, message) => {
if (mode === 'send' || !message) {
setMessageToEdit(undefined);
setMessageToReply(undefined);
return;
} else if (mode === 'edit') {
setMessageToEdit(message);
setMessageToReply(undefined);
return;
} else if (mode === 'reply') {
setMessageToEdit(undefined);
setMessageToReply(message);
return;
}
};
const onPressMessageToReply = parentMessage => {
if (sbOptions.uikit.groupChannel.channel.replyType === 'thread' && parentMessage) {
onPressReplyMessageInThread === null || onPressReplyMessageInThread === void 0 || onPressReplyMessageInThread(parentMessage, Number.MAX_SAFE_INTEGER);
} else if (sbOptions.uikit.groupChannel.channel.replyType === 'quote_reply') {
updateInputMode('reply', parentMessage);
}
};
useGroupChannelHandler(sdk, {
onMessageDeleted(_, messageId) {
if ((messageToReply === null || messageToReply === void 0 ? void 0 : messageToReply.messageId) === messageId) {
setMessageToReply(undefined);
}
},
onChannelFrozen(frozenChannel) {
if (frozenChannel.url === channel.url) {
if (frozenChannel.isGroupChannel() && getGroupChannelChatAvailableState(channel).frozen) {
setMessageToReply(undefined);
}
}
},
onUserMuted(mutedChannel, user) {
var _sdk$currentUser;
if (mutedChannel.url === channel.url && user.userId === ((_sdk$currentUser = sdk.currentUser) === null || _sdk$currentUser === void 0 ? void 0 : _sdk$currentUser.userId)) {
setMessageToReply(undefined);
}
},
onTypingStatusUpdated(eventChannel) {
if (isDifferentChannel(channel, eventChannel)) return;
if (!enableTypingIndicator) return;
setTypingUsers(eventChannel.getTypingUsers());
}
});
return /*#__PURE__*/React.createElement(ProviderLayout, null, /*#__PURE__*/React.createElement(GroupChannelContexts.Fragment.Provider, {
value: {
headerTitle: STRINGS.GROUP_CHANNEL.HEADER_TITLE((currentUser === null || currentUser === void 0 ? void 0 : currentUser.userId) ?? '', channel),
channel,
keyboardAvoidOffset,
messageToEdit,
setMessageToEdit: useCallback(message => updateInputMode('edit', message), []),
messageToReply,
setMessageToReply: useCallback(message => onPressMessageToReply(message), [])
}
}, /*#__PURE__*/React.createElement(GroupChannelContexts.PubSub.Provider, {
value: groupChannelPubSub
}, /*#__PURE__*/React.createElement(GroupChannelContexts.TypingIndicator.Provider, {
value: {
typingUsers
}
}, /*#__PURE__*/React.createElement(GroupChannelContexts.MessageList.Provider, {
value: {
flatListRef,
scrollToMessage,
lazyScrollToIndex,
lazyScrollToBottom,
lazyScrollToMessageId,
onPressReplyMessageInThread
}
}, children)))));
};
const useScrollActions = params => {
const {
messages,
onUpdateSearchItem
} = params;
const flatListRef = useRef(null);
const messagesRef = useRef(messages);
messagesRef.current = messages;
// FIXME: Workaround, should run after data has been applied to UI.
const lazyScrollToBottom = useFreshCallback(params => {
if (!flatListRef.current) {
logFlatListRefWarning();
return;
}
setTimeout(() => {
var _flatListRef$current;
(_flatListRef$current = flatListRef.current) === null || _flatListRef$current === void 0 || _flatListRef$current.scrollToOffset({
offset: 0,
animated: (params === null || params === void 0 ? void 0 : params.animated) ?? false
});
}, (params === null || params === void 0 ? void 0 : params.timeout) ?? 0);
});
// FIXME: Workaround, should run after data has been applied to UI.
const lazyScrollToIndex = useFreshCallback(params => {
if (!flatListRef.current) {
logFlatListRefWarning();
return;
}
setTimeout(() => {
var _flatListRef$current2;
(_flatListRef$current2 = flatListRef.current) === null || _flatListRef$current2 === void 0 || _flatListRef$current2.scrollToIndex({
index: (params === null || params === void 0 ? void 0 : params.index) ?? 0,
animated: (params === null || params === void 0 ? void 0 : params.animated) ?? false,
viewPosition: (params === null || params === void 0 ? void 0 : params.viewPosition) ?? 0.5
});
}, (params === null || params === void 0 ? void 0 : params.timeout) ?? 0);
});
// FIXME: Workaround, should run after data has been applied to UI.
const lazyScrollToMessageId = useFreshCallback(params => {
if (!flatListRef.current) {
logFlatListRefWarning();
return;
}
setTimeout(() => {
var _flatListRef$current3;
let messageIndex = 0;
if (params !== null && params !== void 0 && params.messageId) {
const foundMessageIndex = messagesRef.current.findIndex(it => it.messageId === params.messageId);
if (foundMessageIndex > -1) {
messageIndex = foundMessageIndex;
} else {
Logger.warn('Message with messageId not found:', params.messageId);
return;
}
}
(_flatListRef$current3 = flatListRef.current) === null || _flatListRef$current3 === void 0 || _flatListRef$current3.scrollToIndex({
index: messageIndex,
animated: (params === null || params === void 0 ? void 0 : params.animated) ?? false,
viewPosition: (params === null || params === void 0 ? void 0 : params.viewPosition) ?? 0.5
});
}, (params === null || params === void 0 ? void 0 : params.timeout) ?? 0);
});
const scrollToMessage = useFreshCallback((messageId, options) => {
if (!flatListRef.current) {
logFlatListRefWarning();
return false;
}
const foundMessageIndex = messages.findIndex(it => it.messageId === messageId);
const isIncludedInList = foundMessageIndex > -1;
if (isIncludedInList) {
if (options !== null && options !== void 0 && options.focusAnimated) {
setTimeout(() => onUpdateSearchItem({
startingPoint: messages[foundMessageIndex].createdAt
}), MESSAGE_FOCUS_ANIMATION_DELAY);
}
lazyScrollToIndex({
index: foundMessageIndex,
animated: true,
timeout: 0,
viewPosition: options === null || options === void 0 ? void 0 : options.viewPosition
});
return true;
} else {
return false;
}
});
return {
flatListRef,
lazyScrollToIndex,
lazyScrollToBottom,
scrollToMessage,
lazyScrollToMessageId
};
};
const logFlatListRefWarning = () => {
Logger.warn('Cannot find flatListRef.current, please render FlatList and pass the flatListRef' + 'or please try again after FlatList has been rendered.');
};
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