Files
GMW/services/frontend/src/features/messages/hooks/useMessages.ts
T

129 lines
3.4 KiB
TypeScript

import { useCallback, useRef, useState } from "react";
import type { MessageRecord } from "../../../shared/api/client";
import {
listMessages,
reanalyzeErrorBatch,
reanalyzeMessage,
} from "../../../shared/api/client";
const PAGE_SIZE = 100;
export function mergeMessages(
current: MessageRecord[],
incoming: MessageRecord[],
): MessageRecord[] {
const byId = new Map(current.map((message) => [message.id, message]));
for (const message of incoming) {
byId.set(message.id, { ...byId.get(message.id), ...message });
}
return Array.from(byId.values()).sort(
(a, b) => b.created_at - a.created_at || b.id.localeCompare(a.id),
);
}
export function useMessages() {
const [messages, setMessages] = useState<MessageRecord[]>([]);
const [loading, setLoading] = useState(false);
const [loadingMore, setLoadingMore] = useState(false);
const [error, setError] = useState<string | null>(null);
const [cursor, setCursor] = useState<string | null>(null);
const [hasMore, setHasMore] = useState(false);
const currentGuild = useRef<string | null>(null);
const fetchMessages = useCallback(async (guildId?: string) => {
if (!guildId) {
setMessages([]);
setCursor(null);
setHasMore(false);
return [];
}
currentGuild.current = guildId;
setLoading(true);
setError(null);
try {
const result = await listMessages({
guildId,
limit: PAGE_SIZE,
});
if (currentGuild.current === guildId) {
setMessages(result.data);
setCursor(result.nextCursor);
setHasMore(!!result.nextCursor);
}
return result.data;
} catch (err) {
const message = err instanceof Error ? err.message : String(err);
setError(message);
throw err;
} finally {
setLoading(false);
}
}, []);
const loadMore = useCallback(async () => {
if (!cursor || !currentGuild.current || loadingMore) return;
setLoadingMore(true);
try {
const result = await listMessages({
guildId: currentGuild.current,
cursor,
limit: PAGE_SIZE,
});
setMessages((prev) => [...prev, ...result.data]);
setCursor(result.nextCursor);
setHasMore(!!result.nextCursor);
} finally {
setLoadingMore(false);
}
}, [cursor, loadingMore]);
const reanalyze = useCallback(async (id: string): Promise<void> => {
setMessages((prev) =>
prev.map((message) =>
message.id === id
? {
...message,
ai_status: "pending" as const,
ai_error: null,
ai_analysis: null,
}
: message,
),
);
await reanalyzeMessage(id);
}, []);
const reanalyzeAllErrors = useCallback(async (): Promise<number> => {
// Optimistically mark all error messages as pending
setMessages((prev) =>
prev.map((message) =>
message.ai_status === "error"
? {
...message,
ai_status: "pending" as const,
ai_error: null,
ai_analysis: null,
}
: message,
),
);
const { count } = await reanalyzeErrorBatch({
guildId: currentGuild.current ?? undefined,
});
return count;
}, []);
return {
messages,
setMessages,
loading,
loadingMore,
error,
fetchMessages,
reanalyze,
reanalyzeAllErrors,
loadMore,
hasMore,
};
}