lemon
524 lines
18 KiB
TypeScript
524 lines
18 KiB
TypeScript
import { useCallback, useEffect, useMemo, useState } from 'react';
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import { CalendarDays, ChevronLeft } from 'lucide-react';
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import { useNostr } from '@nostrify/react';
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import { useQueryClient } from '@tanstack/react-query';
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import type { NostrEvent } from '@nostrify/nostrify';
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import {
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Dialog,
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DialogContent,
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DialogDescription,
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DialogHeader,
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DialogTitle,
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} from '@/components/ui/dialog';
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import { Button } from '@/components/ui/button';
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import { Input } from '@/components/ui/input';
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import { Label } from '@/components/ui/label';
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import { ScrollArea } from '@/components/ui/scroll-area';
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import { Switch } from '@/components/ui/switch';
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import { Textarea } from '@/components/ui/textarea';
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import { ImageUploadField } from '@/components/ImageUploadField';
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import { useCurrentUser } from '@/hooks/useCurrentUser';
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import { useNostrPublish } from '@/hooks/useNostrPublish';
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import { usePublishRSVP } from '@/hooks/usePublishRSVP';
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import { useToast } from '@/hooks/useToast';
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import { fetchFreshEvent } from '@/lib/fetchFreshEvent';
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import { sanitizeUrl } from '@/lib/sanitizeUrl';
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interface CreateCommunityEventDialogProps {
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communityATag?: string;
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open: boolean;
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onOpenChange: (open: boolean) => void;
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event?: NostrEvent;
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}
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const MANAGED_EDIT_TAGS = new Set([
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'd',
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'title',
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'alt',
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'summary',
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'location',
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'image',
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'start',
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'end',
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'D',
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'start_tzid',
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'end_tzid',
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'A',
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'K',
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'P',
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]);
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function slugify(text: string): string {
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return text
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.toLowerCase()
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.trim()
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.replace(/[^\w\s-]/g, '')
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.replace(/[\s_]+/g, '-')
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.replace(/^-+|-+$/g, '');
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}
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function addDays(date: string, days: number): string {
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const parsed = new Date(`${date}T00:00:00Z`);
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parsed.setUTCDate(parsed.getUTCDate() + days);
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return parsed.toISOString().slice(0, 10);
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}
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function subtractDays(date: string, days: number): string {
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return addDays(date, -days);
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}
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function formatLocalDateTimeFields(timestamp: string): { date: string; time: string } {
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const parsed = parseInt(timestamp, 10);
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if (!Number.isFinite(parsed) || parsed <= 0) return { date: '', time: '' };
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const date = new Date(parsed * 1000);
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const pad = (n: number) => n.toString().padStart(2, '0');
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return {
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date: `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(date.getDate())}`,
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time: `${pad(date.getHours())}:${pad(date.getMinutes())}`,
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};
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}
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function toLocalTimestamp(date: string, time: string): number {
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return Math.floor(new Date(`${date}T${time}:00`).getTime() / 1000);
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}
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function parseCommunityAuthor(communityATag: string): string | undefined {
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const [, pubkey] = communityATag.split(':');
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return pubkey || undefined;
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}
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export function CreateCommunityEventDialog({ communityATag, open, onOpenChange, event }: CreateCommunityEventDialogProps) {
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const { user } = useCurrentUser();
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const { nostr } = useNostr();
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const { toast } = useToast();
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const queryClient = useQueryClient();
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const { mutateAsync: publishEvent, isPending } = useNostrPublish();
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const { mutateAsync: publishRSVP } = usePublishRSVP();
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const [step, setStep] = useState<1 | 2>(1);
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const [title, setTitle] = useState('');
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const [description, setDescription] = useState('');
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const [imageUrl, setImageUrl] = useState('');
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const [allDay, setAllDay] = useState(true);
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const [startDate, setStartDate] = useState('');
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const [startTime, setStartTime] = useState('');
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const [endDate, setEndDate] = useState('');
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const [endTime, setEndTime] = useState('');
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const [location, setLocation] = useState('');
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const [isImageUploading, setIsImageUploading] = useState(false);
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const timezone = useMemo(
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() => Intl.DateTimeFormat().resolvedOptions().timeZone || 'UTC',
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[],
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);
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const isEditing = !!event;
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const effectiveCommunityATag = communityATag ?? event?.tags.find(([name]) => name === 'A')?.[1];
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const isCommunityEvent = !!effectiveCommunityATag;
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const resetForm = useCallback(() => {
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setStep(1);
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setTitle('');
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setDescription('');
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setImageUrl('');
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setAllDay(true);
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setStartDate('');
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setStartTime('');
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setEndDate('');
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setEndTime('');
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setLocation('');
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setIsImageUploading(false);
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}, []);
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const handleOpenChange = useCallback((nextOpen: boolean) => {
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if (!nextOpen) resetForm();
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onOpenChange(nextOpen);
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}, [onOpenChange, resetForm]);
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useEffect(() => {
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if (!open || !event) return;
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const titleTag = event.tags.find(([name]) => name === 'title')?.[1] ?? '';
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const summaryTag = event.tags.find(([name]) => name === 'summary')?.[1] ?? '';
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const imageTag = event.tags.find(([name]) => name === 'image')?.[1] ?? '';
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const locationTag = event.tags.find(([name]) => name === 'location')?.[1] ?? '';
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const startTag = event.tags.find(([name]) => name === 'start')?.[1] ?? '';
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const endTag = event.tags.find(([name]) => name === 'end')?.[1] ?? '';
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const isAllDay = event.kind === 31922;
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setStep(1);
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setTitle(titleTag);
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setDescription(summaryTag || event.content);
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setImageUrl(imageTag);
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setLocation(locationTag);
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setAllDay(isAllDay);
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setIsImageUploading(false);
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if (isAllDay) {
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setStartDate(startTag);
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setStartTime('');
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setEndDate(endTag ? subtractDays(endTag, 1) : '');
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setEndTime('');
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return;
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}
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const startFields = formatLocalDateTimeFields(startTag);
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const endFields = formatLocalDateTimeFields(endTag);
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setStartDate(startFields.date);
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setStartTime(startFields.time);
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setEndDate(endFields.date);
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setEndTime(endFields.time);
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}, [event, open]);
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const validateInfoStep = useCallback((): boolean => {
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if (!title.trim()) {
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toast({ title: 'Enter an event title', variant: 'destructive' });
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return false;
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}
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return true;
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}, [title, toast]);
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const handleNext = useCallback((e?: React.MouseEvent<HTMLButtonElement>) => {
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e?.preventDefault();
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e?.stopPropagation();
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if (isImageUploading) return;
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if (!validateInfoStep()) return;
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setStep(2);
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}, [isImageUploading, validateInfoStep]);
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const handleSubmit = useCallback(async () => {
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if (!user) return;
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if (isImageUploading) {
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toast({ title: 'Image is still uploading', description: 'Please wait for the upload to finish.' });
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return;
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}
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if (!validateInfoStep()) return;
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if (!startDate) {
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toast({ title: 'Choose a start date', variant: 'destructive' });
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return;
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}
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if (!allDay && !startTime) {
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toast({ title: 'Choose a start time or turn on all-day', variant: 'destructive' });
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return;
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}
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if (!allDay && endDate && !endTime) {
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toast({ title: 'Add an end time or clear the end date', variant: 'destructive' });
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return;
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}
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const trimmedTitle = title.trim();
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const dTag = event?.tags.find(([name]) => name === 'd')?.[1] || `${slugify(trimmedTitle) || 'event'}-${Date.now()}`;
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let kind = isEditing && event ? event.kind : 31922;
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try {
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const prev = isEditing && event
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? await fetchFreshEvent(nostr, {
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kinds: [event.kind],
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authors: [event.pubkey],
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'#d': [dTag],
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})
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: undefined;
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const preservedTags = isEditing
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? (prev?.tags ?? event?.tags ?? []).filter(([name]) => !MANAGED_EDIT_TAGS.has(name))
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: [];
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const tags: string[][] = [
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['d', dTag],
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['title', trimmedTitle],
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['alt', `${isCommunityEvent ? 'Community event' : 'Calendar event'}: ${trimmedTitle}`],
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...preservedTags,
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];
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if (effectiveCommunityATag) {
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const communityAuthor = parseCommunityAuthor(effectiveCommunityATag);
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tags.push(['A', effectiveCommunityATag], ['K', '34550']);
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if (communityAuthor) {
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tags.push(['P', communityAuthor]);
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}
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}
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if (description.trim()) {
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tags.push(['summary', description.trim()]);
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}
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if (location.trim()) {
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tags.push(['location', location.trim()]);
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}
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if (imageUrl.trim()) {
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const sanitizedImage = sanitizeUrl(imageUrl.trim());
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if (!sanitizedImage) {
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toast({ title: 'Image URL must be a valid https URL', variant: 'destructive' });
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return;
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}
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tags.push(['image', sanitizedImage]);
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}
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if (allDay) {
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tags.push(['start', startDate]);
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if (endDate) {
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if (endDate < startDate) {
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toast({ title: 'End date must be on or after the start date', variant: 'destructive' });
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return;
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}
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tags.push(['end', addDays(endDate, 1)]);
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}
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} else {
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if (!isEditing) kind = 31923;
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const startTs = toLocalTimestamp(startDate, startTime);
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if (!Number.isFinite(startTs) || startTs <= 0) {
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toast({ title: 'Start date or time is invalid', variant: 'destructive' });
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return;
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}
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tags.push(['start', String(startTs)]);
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tags.push(['D', String(Math.floor(startTs / 86400))]);
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tags.push(['start_tzid', timezone]);
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if (endTime) {
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const effectiveEndDate = endDate || startDate;
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const endTs = toLocalTimestamp(effectiveEndDate, endTime);
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if (!Number.isFinite(endTs) || endTs <= startTs) {
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toast({ title: 'End time must be after the start time', variant: 'destructive' });
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return;
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}
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tags.push(['end', String(endTs)]);
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tags.push(['end_tzid', timezone]);
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}
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}
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const publishedEvent = await publishEvent({
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kind,
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content: description.trim(),
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tags,
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prev: prev ?? undefined,
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});
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if (!isEditing) {
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// Auto-RSVP the author as "accepted" so they appear in the attendees list.
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// Best-effort: don't block on failure -- the event itself is already published.
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const eventCoord = `${kind}:${user.pubkey}:${dTag}`;
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publishRSVP({
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eventCoord,
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eventAuthorPubkey: user.pubkey,
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status: 'accepted',
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}).catch(() => {
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// Silently ignore -- user can manually RSVP from the detail page if needed.
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});
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}
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queryClient.setQueryData(['addr-event', kind, publishedEvent.pubkey, dTag], publishedEvent);
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await Promise.all([
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queryClient.invalidateQueries({ queryKey: ['feed'] }),
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queryClient.invalidateQueries({ queryKey: ['addr-event', kind, publishedEvent.pubkey, dTag] }),
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...(effectiveCommunityATag ? [
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queryClient.invalidateQueries({ queryKey: ['community-events', effectiveCommunityATag] }),
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queryClient.invalidateQueries({
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predicate: (q) => {
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const [root, aTagsKey] = q.queryKey;
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return root === 'community-activity-feed'
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&& typeof aTagsKey === 'string'
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&& aTagsKey.split(',').includes(effectiveCommunityATag);
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},
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}),
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] : []),
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]);
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toast({ title: isEditing ? 'Event updated!' : 'Event created!' });
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handleOpenChange(false);
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} catch (err) {
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toast({
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title: 'Failed to create event',
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description: err instanceof Error ? err.message : 'Please try again.',
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variant: 'destructive',
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});
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}
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}, [
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allDay,
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description,
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endDate,
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endTime,
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effectiveCommunityATag,
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handleOpenChange,
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imageUrl,
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isImageUploading,
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isEditing,
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location,
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nostr,
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publishEvent,
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publishRSVP,
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queryClient,
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startDate,
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startTime,
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timezone,
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title,
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toast,
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user,
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validateInfoStep,
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isCommunityEvent,
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event,
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]);
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if (!user) return null;
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return (
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<Dialog open={open} onOpenChange={handleOpenChange}>
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<DialogContent className="sm:max-w-md gap-0 p-0 overflow-hidden">
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<DialogHeader className="px-5 pt-5 pb-3">
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<DialogTitle className="flex items-center gap-2">
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<CalendarDays className="size-5 text-primary" />
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{isEditing ? 'Edit Event' : 'Create Event'}
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</DialogTitle>
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<DialogDescription>
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Step {step} of 2 · {step === 1 ? 'What is happening?' : 'When and where?'}
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</DialogDescription>
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</DialogHeader>
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<form onSubmit={(e) => e.preventDefault()}>
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<ScrollArea className="max-h-[62vh]">
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<div className="px-5 pb-5 space-y-4">
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{step === 1 ? (
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<>
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<div className="space-y-1.5">
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<Label htmlFor="community-event-title">Title *</Label>
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<Input
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id="community-event-title"
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placeholder="e.g. Neighborhood cleanup"
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value={title}
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onChange={(e) => setTitle(e.target.value)}
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required
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/>
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</div>
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<div className="space-y-1.5">
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<Label htmlFor="community-event-description">Description (recommended)</Label>
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<Textarea
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id="community-event-description"
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placeholder="Tell people what to expect..."
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value={description}
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onChange={(e) => setDescription(e.target.value)}
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rows={4}
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/>
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</div>
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<ImageUploadField
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id="community-event-image"
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label="Image (recommended)"
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value={imageUrl}
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onChange={setImageUrl}
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onUploadingChange={setIsImageUploading}
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previewAlt="Event image preview"
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/>
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</>
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) : (
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<>
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<div className="flex items-center justify-between gap-4 rounded-xl border border-border px-3 py-3">
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<div className="space-y-0.5">
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<Label htmlFor="community-event-all-day">All-day event</Label>
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<p className="text-xs text-muted-foreground">
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{isEditing ? "Event type can't be changed while editing." : 'Turn off to add start and end times.'}
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</p>
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</div>
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<Switch
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id="community-event-all-day"
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checked={allDay}
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onCheckedChange={setAllDay}
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disabled={isEditing}
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/>
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</div>
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<div className="grid grid-cols-[repeat(auto-fit,minmax(9.5rem,1fr))] gap-3">
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<div className="space-y-1.5">
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<Label htmlFor="community-event-start-date">Start date *</Label>
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<Input
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id="community-event-start-date"
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type="date"
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className="[color-scheme:light] dark:[color-scheme:dark]"
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value={startDate}
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onChange={(e) => setStartDate(e.target.value)}
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required
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/>
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</div>
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<div className="space-y-1.5">
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<Label htmlFor="community-event-end-date">End date (optional)</Label>
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<Input
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id="community-event-end-date"
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type="date"
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className="[color-scheme:light] dark:[color-scheme:dark]"
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value={endDate}
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onChange={(e) => setEndDate(e.target.value)}
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/>
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</div>
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</div>
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{!allDay && (
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<div className="grid grid-cols-[repeat(auto-fit,minmax(9.5rem,1fr))] gap-3">
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<div className="space-y-1.5">
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<Label htmlFor="community-event-start-time">Start time *</Label>
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<Input
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id="community-event-start-time"
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type="time"
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className="[color-scheme:light] dark:[color-scheme:dark]"
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value={startTime}
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onChange={(e) => setStartTime(e.target.value)}
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required
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/>
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</div>
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<div className="space-y-1.5">
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<Label htmlFor="community-event-end-time">End time (optional)</Label>
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<Input
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id="community-event-end-time"
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type="time"
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className="[color-scheme:light] dark:[color-scheme:dark]"
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value={endTime}
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onChange={(e) => setEndTime(e.target.value)}
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/>
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</div>
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</div>
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)}
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<div className="space-y-1.5">
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<Label htmlFor="community-event-location">Location (recommended)</Label>
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<Input
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id="community-event-location"
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placeholder="Address, venue, or video call link"
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value={location}
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onChange={(e) => setLocation(e.target.value)}
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/>
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</div>
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</>
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)}
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</div>
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</ScrollArea>
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<div className="flex items-center gap-2 border-t border-border px-5 py-4 bg-background">
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{step === 1 ? (
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<>
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<Button type="button" variant="outline" className="flex-1" onClick={() => handleOpenChange(false)}>
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Cancel
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</Button>
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<Button type="button" className="flex-1" onClick={handleNext} disabled={isImageUploading}>
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{isImageUploading ? 'Uploading...' : 'Next'}
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</Button>
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</>
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) : (
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<>
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<Button type="button" variant="outline" className="flex-1 gap-1.5" onClick={() => setStep(1)}>
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<ChevronLeft className="size-4" />
|
|
Back
|
|
</Button>
|
|
<Button type="button" className="flex-1" onClick={handleSubmit} disabled={isPending || isImageUploading}>
|
|
{isPending ? (isEditing ? 'Saving...' : 'Creating...') : isImageUploading ? 'Uploading...' : isEditing ? 'Save Event' : 'Create Event'}
|
|
</Button>
|
|
</>
|
|
)}
|
|
</div>
|
|
</form>
|
|
</DialogContent>
|
|
</Dialog>
|
|
);
|
|
}
|