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import { newsletterSourceService } from '@common/services';
import { NewsletterSource } from '@common/types';
import { NewsletterSourceQueryParams, PaginatedResponse } from '@common/types/api';
import { getCacheManagerSafe } from '@common/utils/cacheUtils';
import { keepPreviousData, useMutation, useQuery } from '@tanstack/react-query';
import { useCallback, useContext, useMemo } from 'react';
// Cache time constants (in milliseconds)
const STALE_TIME = 5 * 60 * 1000; // 5 minutes
const CACHE_TIME = 30 * 60 * 1000; // 30 minutes
// Query keys
const queryKeys = {
all: ['newsletterSources'],
lists: () => [...queryKeys.all, 'list'],
detail: (id: string) => [...queryKeys.all, 'detail', id],
userSources: (userId: string, params?: NewsletterSourceQueryParams) => [
...queryKeys.all,
'user',
userId,
...(params ? [params] : []),
],
};
// Types
interface UpdateNewsletterSourceVars {
id: string;
name: string;
}
interface ArchiveNewsletterSourceVars {
id: string;
archive: boolean;
}
type SourceContext = {
previousSources?: NewsletterSource[];
};
// Hook
export const useNewsletterSources = (params: NewsletterSourceQueryParams = {}) => {
const auth = useContext(AuthContext);
const user = auth?.user;
const userId = user?.id || '';
// Default parameters for getting active sources with counts
const queryParams = useMemo(
() => {
const merged: NewsletterSourceQueryParams = {
excludeArchived: true,
includeCount: true,
orderBy: 'created_at',
orderDirection: 'desc',
...params,
};
return merged;
},
[params]
);
// Initialize cache manager safely
const cacheManager = useMemo(() => {
return getCacheManagerSafe();
}, []);
// Safe cache manager helper
const safeCacheCall = useCallback(
(fn: (manager: NonNullable<ReturnType<typeof getCacheManagerSafe>>) => void) => {
if (cacheManager) {
fn(cacheManager);
}
},
[cacheManager]
);
// Query for newsletter sources using the API layer
const {
data: sourcesResponse,
isLoading: isLoadingSources,
isError: isErrorSources,
error: errorSources,
isFetching: isFetchingSources,
isStale: isStaleSources,
refetch: refetchSources,
} = useQuery<PaginatedResponse<NewsletterSource>, Error>({
queryKey: queryKeys.userSources(userId, queryParams),
queryFn: async () => {
const result = await newsletterSourceService.getSources(queryParams);
return result;
},
enabled: !!user,
staleTime: STALE_TIME,
gcTime: CACHE_TIME,
placeholderData: keepPreviousData,
refetchOnWindowFocus: false,
});
// Extract newsletter sources from paginated response
const newsletterSources = sourcesResponse?.data || [];
// Invalidate and refetch
const invalidateSources = useCallback(async () => {
safeCacheCall((manager) => manager.invalidateRelatedQueries([], 'newsletter-sources'));
}, [safeCacheCall]);
// Update mutation using API layer
const updateMutation = useMutation<
NewsletterSource,
Error,
UpdateNewsletterSourceVars,
SourceContext
>({
mutationFn: async ({ id, name }) => {
const result = await newsletterSourceService.updateSource(id, { id, name });
if (!result.success) {
throw new Error(result.error || 'Failed to update source');
}
return result.source!; // Use non-null assertion since we check success above
},
onMutate: async () => {
// Use cache manager for optimistic update
const previousSources = newsletterSources;
// Apply optimistic update with the new name
safeCacheCall((manager) => manager.invalidateRelatedQueries([], 'source-update-optimistic'));
return { previousSources };
},
onError: (_, __, context) => {
// Revert optimistic update using cache manager
if (context?.previousSources) {
safeCacheCall((manager) => manager.invalidateRelatedQueries([], 'source-update-error'));
}
},
onSettled: () => {
invalidateSources();
},
});
// Archive mutation using API layer
const archiveMutation = useMutation<
NewsletterSource,
Error,
ArchiveNewsletterSourceVars,
SourceContext
>({
mutationFn: async ({ id }) => {
const result = await newsletterSourceService.toggleArchive(id);
if (!result.success || !result.source) {
throw new Error(result.error || 'Failed to toggle archive status');
}
return result.source;
},
onMutate: async ({ archive }) => {
const previousSources = newsletterSources;
// Use cache manager for optimistic update
if (archive) {
safeCacheCall((manager) =>
manager.invalidateRelatedQueries([], 'source-archive-optimistic')
);
} else {
safeCacheCall((manager) =>
manager.invalidateRelatedQueries([], 'source-unarchive-optimistic')
);
}
return { previousSources };
},
onError: (_, __, context) => {
// Revert optimistic update using cache manager
if (context?.previousSources) {
safeCacheCall((manager) => manager.invalidateRelatedQueries([], 'source-archive-error'));
}
},
onSettled: () => {
invalidateSources();
},
});
// Archive or unarchive a source
const setSourceArchiveStatus = useCallback(
async (sourceId: string, archive: boolean) => {
return archiveMutation.mutateAsync({ id: sourceId, archive });
},
[archiveMutation]
);
return {
// Source data
newsletterSources,
isLoadingSources,
isErrorSources,
errorSources,
isFetchingSources,
isStaleSources,
refetchSources,
// Source actions
updateSource: updateMutation.mutateAsync,
setSourceArchiveStatus,
isArchivingSource: archiveMutation.isPending,
// Raw query data
sourcesResponse,
};
};
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