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import type { NewsletterFilter } from '@common/types/cache';
import { useLogger } from '@common/utils/logger/useLogger';
import { useCallback, useEffect, useMemo } from 'react';
import { useLocation, useNavigate } from 'react-router-dom';
import { useNewsletterSourceGroups } from './useNewsletterSourceGroups';
import { useNewsletters } from './useNewsletters';
import { useReadingQueue } from './useReadingQueue';
interface NavigationOptions {
isReadingQueue?: boolean;
filter?: NewsletterFilter;
sourceId?: string;
originalFilter?: NewsletterFilter; // Frozen filter for navigation context
}
interface UseSimpleNewsletterNavigationResult {
hasPrevious: boolean;
hasNext: boolean;
navigateToPrevious: () => void;
navigateToNext: () => void;
isLoading: boolean;
}
export function useSimpleNewsletterNavigation(
currentNewsletterId: string,
options: NavigationOptions = {}
): UseSimpleNewsletterNavigationResult {
const navigate = useNavigate();
const location = useLocation();
const log = useLogger('useSimpleNewsletterNavigation');
const { isReadingQueue, filter, sourceId, originalFilter } = options;
console.log('🚀 useSimpleNewsletterNavigation called:', {
currentNewsletterId,
options,
isReadingQueue,
filter: JSON.stringify(filter),
sourceId
});
log.debug('Navigation options:', { isReadingQueue, filter: JSON.stringify(filter), sourceId });
// Get newsletters based on context
const readingQueueQuery = useReadingQueue();
const { groups } = useNewsletterSourceGroups();
// For navigation, we need newsletters that match the current filter context
// This ensures navigation works correctly whether user is viewing archived, unarchived, or filtered newsletters
// Navigation should work for ANY filter context - no default exclusions
// Use originalFilter if provided to maintain frozen navigation context, otherwise use current filter
const navigationFilter = originalFilter || filter;
// Group filters are URL-facing, but newsletter queries are source-based.
// Resolve selected groups into sourceIds so next/previous navigation honors group constraints.
const resolvedNavigationFilter = useMemo(() => {
if (!navigationFilter) return {};
if (!navigationFilter.groupIds?.length) return navigationFilter;
const sourceIds = new Set<string>();
navigationFilter.groupIds.forEach((groupId) => {
const group = groups.find((g) => g.id === groupId);
group?.sources?.forEach((source) => sourceIds.add(source.id));
});
return {
...navigationFilter,
sourceIds: Array.from(sourceIds),
};
}, [navigationFilter, groups]);
const allNewslettersQuery = useNewsletters(resolvedNavigationFilter, {
enabled: !isReadingQueue,
});
// Get newsletters from data source - use ALL newsletters for navigation
const newsletters = useMemo(() => {
if (isReadingQueue) {
log.debug('Using reading queue for newsletters:', readingQueueQuery.readingQueue);
return readingQueueQuery.readingQueue?.map((item) => item.newsletter) || [];
} else {
log.debug('Using all newsletters query:', allNewslettersQuery.newsletters);
const newsletters = allNewslettersQuery.newsletters || [];
log.debug('All newsletters returned:', newsletters.map(n => ({ id: n.id, title: n.title, is_read: n.is_read, is_archived: n.is_archived })));
return newsletters;
}
}, [isReadingQueue, readingQueueQuery.readingQueue, allNewslettersQuery.newsletters, log]);
log.debug('Processed newsletters for navigation:', newsletters);
const isLoading = isReadingQueue ? readingQueueQuery.isLoading : allNewslettersQuery.isLoadingNewsletters;
// Find current newsletter index and debug navigation state
const currentIndex = useMemo(() => {
if (!currentNewsletterId || !newsletters.length) {
log.debug('Navigation debug: No current newsletter ID or empty newsletters array', {
currentNewsletterId,
newslettersCount: newsletters.length,
isReadingQueue,
isLoading,
});
return -1;
}
// Don't calculate index if still loading
if (isLoading) {
log.debug('Navigation debug: Still loading, skipping index calculation', {
currentNewsletterId,
newslettersCount: newsletters.length,
isReadingQueue,
isLoading,
});
return -1;
}
const index = newsletters.findIndex((n: NewsletterWithRelations) => n.id === currentNewsletterId);
log.debug('Navigation debug: Current index calculation', {
currentNewsletterId,
newslettersCount: newsletters.length,
foundIndex: index,
newsletterIds: newsletters.map(n => n.id),
isReadingQueue,
isLoading,
});
return index;
}, [currentNewsletterId, newsletters, isReadingQueue, isLoading, log]);
// Determine if there are previous/next newsletters and debug
const hasPrevious = currentIndex > 0 || (currentIndex === -1 && newsletters.length > 0);
const hasNext = (currentIndex >= 0 && currentIndex < newsletters.length - 1) || (currentIndex === -1 && newsletters.length > 0);
console.log('🔍 Navigation state debug:', {
currentNewsletterId,
currentIndex,
newslettersCount: newsletters.length,
hasPrevious,
hasNext,
isReadingQueue,
isLoading,
newsletterIds: newsletters.map(n => n.id),
});
// Debug navigation state
useEffect(() => {
log.debug('Navigation state update', {
currentNewsletterId,
currentIndex,
newslettersCount: newsletters.length,
hasPrevious,
hasNext,
isReadingQueue,
isLoading,
newsletterIds: newsletters.map(n => n.id),
});
}, [currentNewsletterId, currentIndex, newsletters, hasPrevious, hasNext, isReadingQueue, isLoading, log]);
// Navigate to previous newsletter
const navigateToPrevious = useCallback(() => {
console.log('🚀 navigateToPrevious called', { hasPrevious, currentIndex, newslettersCount: newsletters.length });
if (!hasPrevious) {
console.log('❌ navigateToPrevious blocked', { hasPrevious, currentIndex });
return;
}
const previousNewsletter = currentIndex === -1
? newsletters[newsletters.length - 1] // Go to last newsletter if current is not in list
: newsletters[currentIndex - 1];
if (!previousNewsletter) {
console.log('❌ No previous newsletter found');
return;
}
log.debug('Navigating to previous newsletter', {
from: currentNewsletterId,
to: previousNewsletter.id,
isReadingQueue,
});
// Preserve current URL search params (e.g., ?filter=liked)
const targetPath = `/newsletters/${previousNewsletter.id}${location.search}`;
// Preserve navigation state, but keep original 'from' if it was /inbox or /queue
const originalFrom =
location.state?.from === '/inbox' || location.state?.from === '/queue'
? location.state.from
: location.pathname;
navigate(targetPath, {
replace: false,
state: {
...location.state,
from: originalFrom,
fromNavigation: true,
fromReadingQueue: isReadingQueue,
sourceId: sourceId,
currentFilter: filter,
},
});
}, [
hasPrevious,
currentIndex,
newsletters,
currentNewsletterId,
isReadingQueue,
sourceId,
filter,
navigate,
location,
log,
]);
// Navigate to next newsletter
const navigateToNext = useCallback(() => {
console.log('🚀 navigateToNext called', { hasNext, currentIndex, newslettersCount: newsletters.length });
if (!hasNext) {
console.log('❌ navigateToNext blocked', { hasNext, currentIndex });
return;
}
const nextNewsletter = currentIndex === -1
? newsletters[0] // Go to first newsletter if current is not in list
: newsletters[currentIndex + 1];
if (!nextNewsletter) {
console.log('❌ No next newsletter found');
return;
}
log.debug('Navigating to next newsletter', {
from: currentNewsletterId,
to: nextNewsletter.id,
isReadingQueue,
});
// Preserve current URL search params (e.g., ?filter=liked)
const targetPath = `/newsletters/${nextNewsletter.id}${location.search}`;
// Preserve navigation state, but keep original 'from' if it was /inbox' or '/queue'
const originalFrom =
location.state?.from === '/inbox' || location.state?.from === '/queue'
? location.state.from
: location.pathname;
navigate(targetPath, {
replace: false,
state: {
...location.state,
from: originalFrom,
fromNavigation: true,
fromReadingQueue: isReadingQueue,
sourceId: sourceId,
currentFilter: filter,
},
});
}, [
hasNext,
currentIndex,
newsletters,
currentNewsletterId,
isReadingQueue,
sourceId,
filter,
navigate,
location,
log,
]);
return {
hasPrevious,
hasNext,
navigateToPrevious,
navigateToNext,
isLoading,
};
}
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