File size: 4,796 Bytes
f0743f4 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 | import React, { createContext, useContext, useMemo } from 'react';
import { useAddedChatContext } from './AddedChatContext';
import { useChatContext } from './ChatContext';
interface MessagesViewContextValue {
/** Core conversation data */
conversation: ReturnType<typeof useChatContext>['conversation'];
conversationId: string | null | undefined;
/** Submission and control states */
isSubmitting: ReturnType<typeof useChatContext>['isSubmitting'];
isSubmittingFamily: boolean;
abortScroll: ReturnType<typeof useChatContext>['abortScroll'];
setAbortScroll: ReturnType<typeof useChatContext>['setAbortScroll'];
/** Message operations */
ask: ReturnType<typeof useChatContext>['ask'];
regenerate: ReturnType<typeof useChatContext>['regenerate'];
handleContinue: ReturnType<typeof useChatContext>['handleContinue'];
/** Message state management */
index: ReturnType<typeof useChatContext>['index'];
latestMessage: ReturnType<typeof useChatContext>['latestMessage'];
setLatestMessage: ReturnType<typeof useChatContext>['setLatestMessage'];
getMessages: ReturnType<typeof useChatContext>['getMessages'];
setMessages: ReturnType<typeof useChatContext>['setMessages'];
}
const MessagesViewContext = createContext<MessagesViewContextValue | undefined>(undefined);
export function MessagesViewProvider({ children }: { children: React.ReactNode }) {
const chatContext = useChatContext();
const addedChatContext = useAddedChatContext();
const {
ask,
index,
regenerate,
isSubmitting: isSubmittingRoot,
conversation,
latestMessage,
setAbortScroll,
handleContinue,
setLatestMessage,
abortScroll,
getMessages,
setMessages,
} = chatContext;
const { isSubmitting: isSubmittingAdditional } = addedChatContext;
/** Memoize conversation-related values */
const conversationValues = useMemo(
() => ({
conversation,
conversationId: conversation?.conversationId,
}),
[conversation],
);
/** Memoize submission states */
const submissionStates = useMemo(
() => ({
isSubmitting: isSubmittingRoot,
isSubmittingFamily: isSubmittingRoot || isSubmittingAdditional,
abortScroll,
setAbortScroll,
}),
[isSubmittingRoot, isSubmittingAdditional, abortScroll, setAbortScroll],
);
/** Memoize message operations (these are typically stable references) */
const messageOperations = useMemo(
() => ({
ask,
regenerate,
getMessages,
setMessages,
handleContinue,
}),
[ask, regenerate, handleContinue, getMessages, setMessages],
);
/** Memoize message state values */
const messageState = useMemo(
() => ({
index,
latestMessage,
setLatestMessage,
}),
[index, latestMessage, setLatestMessage],
);
/** Combine all values into final context value */
const contextValue = useMemo<MessagesViewContextValue>(
() => ({
...conversationValues,
...submissionStates,
...messageOperations,
...messageState,
}),
[conversationValues, submissionStates, messageOperations, messageState],
);
return (
<MessagesViewContext.Provider value={contextValue}>{children}</MessagesViewContext.Provider>
);
}
export function useMessagesViewContext() {
const context = useContext(MessagesViewContext);
if (!context) {
throw new Error('useMessagesViewContext must be used within MessagesViewProvider');
}
return context;
}
/** Hook for components that only need conversation data */
export function useMessagesConversation() {
const { conversation, conversationId } = useMessagesViewContext();
return useMemo(() => ({ conversation, conversationId }), [conversation, conversationId]);
}
/** Hook for components that only need submission states */
export function useMessagesSubmission() {
const { isSubmitting, isSubmittingFamily, abortScroll, setAbortScroll } =
useMessagesViewContext();
return useMemo(
() => ({ isSubmitting, isSubmittingFamily, abortScroll, setAbortScroll }),
[isSubmitting, isSubmittingFamily, abortScroll, setAbortScroll],
);
}
/** Hook for components that only need message operations */
export function useMessagesOperations() {
const { ask, regenerate, handleContinue, getMessages, setMessages } = useMessagesViewContext();
return useMemo(
() => ({ ask, regenerate, handleContinue, getMessages, setMessages }),
[ask, regenerate, handleContinue, getMessages, setMessages],
);
}
/** Hook for components that only need message state */
export function useMessagesState() {
const { index, latestMessage, setLatestMessage } = useMessagesViewContext();
return useMemo(
() => ({ index, latestMessage, setLatestMessage }),
[index, latestMessage, setLatestMessage],
);
}
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