286 lines
11 KiB
TypeScript
286 lines
11 KiB
TypeScript
'use client'
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import { useState, useEffect, useCallback } from 'react'
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import { ChevronLeft, ChevronRight } from 'lucide-react'
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interface CalendarEvent {
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id: string
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title: string
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start: string
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end: string
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allDay: boolean
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description: string | null
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location: string | null
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owner: string
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ownerName: string
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color: string
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}
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function formatTime(iso: string): string {
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const d = new Date(iso)
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return d.toLocaleTimeString('ru-RU', { hour: '2-digit', minute: '2-digit' })
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}
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function formatDayHeader(dateStr: string): string {
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const d = new Date(dateStr + (dateStr.length === 10 ? 'T00:00:00' : ''))
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return d.toLocaleDateString('ru-RU', { weekday: 'long', day: 'numeric', month: 'long' })
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}
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function groupByDate(events: CalendarEvent[]): Record<string, CalendarEvent[]> {
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const groups: Record<string, CalendarEvent[]> = {}
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for (const ev of events) {
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const dateKey = ev.start.substring(0, 10)
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if (!groups[dateKey]) groups[dateKey] = []
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groups[dateKey].push(ev)
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}
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return groups
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}
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function EventCard({ event }: { event: CalendarEvent }) {
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return (
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<div style={{
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display: 'flex',
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alignItems: 'flex-start',
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gap: 12,
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padding: '10px 14px',
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borderRadius: 12,
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background: 'rgba(255,255,255,0.04)',
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border: '1px solid rgba(255,255,255,0.06)',
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marginBottom: 8,
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}}>
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<div style={{ width: 3, borderRadius: 2, background: event.color, alignSelf: 'stretch', minHeight: 36, flexShrink: 0 }} />
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<div style={{ flex: 1, minWidth: 0 }}>
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<div style={{ fontSize: 14, fontWeight: 600, color: 'var(--text-primary)', overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap' }}>
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{event.title}
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</div>
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<div style={{ fontSize: 12, color: 'var(--text-secondary)', marginTop: 2, display: 'flex', alignItems: 'center', gap: 6 }}>
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<span>
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{event.allDay ? 'Весь день' : `${formatTime(event.start)} — ${formatTime(event.end)}`}
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</span>
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<span style={{ color: event.color, fontWeight: 500 }}>{event.ownerName}</span>
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</div>
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{event.location && (
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<div style={{ fontSize: 11, color: 'var(--text-secondary)', marginTop: 2, opacity: 0.7 }}>📍 {event.location}</div>
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)}
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</div>
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</div>
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)
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}
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function TimelineView({ range }: { range: 'today' | 'week' }) {
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const [events, setEvents] = useState<CalendarEvent[]>([])
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const [loading, setLoading] = useState(true)
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useEffect(() => {
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setLoading(true)
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fetch(`/api/calendar?range=${range}`)
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.then(r => r.json())
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.then(d => setEvents(d.events || []))
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.catch(() => setEvents([]))
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.finally(() => setLoading(false))
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}, [range])
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if (loading) return (
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<div style={{ display: 'flex', alignItems: 'center', justifyContent: 'center', flex: 1, color: 'var(--text-secondary)' }}>
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Загрузка...
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</div>
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)
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if (events.length === 0) return (
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<div style={{ display: 'flex', flexDirection: 'column', alignItems: 'center', justifyContent: 'center', flex: 1, gap: 8, color: 'var(--text-secondary)' }}>
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<span style={{ fontSize: 40 }}>🎉</span>
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<span style={{ fontSize: 15 }}>Свободный день!</span>
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</div>
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)
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const grouped = groupByDate(events)
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return (
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<div style={{ flex: 1, overflowY: 'auto', padding: '16px 20px 24px' }}>
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{Object.entries(grouped).map(([dateKey, dayEvents]) => (
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<div key={dateKey} style={{ marginBottom: 20 }}>
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<div style={{ fontSize: 13, color: 'var(--text-secondary)', fontWeight: 600, marginBottom: 10, textTransform: 'capitalize', letterSpacing: '0.02em' }}>
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{formatDayHeader(dateKey)}
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</div>
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{dayEvents.map(ev => <EventCard key={ev.id} event={ev} />)}
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</div>
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))}
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</div>
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)
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}
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function MonthView() {
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const [year, setYear] = useState(() => new Date().getFullYear())
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const [month, setMonth] = useState(() => new Date().getMonth())
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const [events, setEvents] = useState<CalendarEvent[]>([])
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const [loading, setLoading] = useState(true)
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const [selectedDay, setSelectedDay] = useState<string | null>(null)
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useEffect(() => {
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setLoading(true)
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fetch('/api/calendar?range=month')
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.then(r => r.json())
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.then(d => setEvents(d.events || []))
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.catch(() => setEvents([]))
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.finally(() => setLoading(false))
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}, [year, month])
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const today = new Date()
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const firstDay = new Date(year, month, 1)
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const lastDay = new Date(year, month + 1, 0)
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const startDow = (firstDay.getDay() + 6) % 7 // Mon=0
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const totalCells = Math.ceil((startDow + lastDay.getDate()) / 7) * 7
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const monthName = firstDay.toLocaleDateString('ru-RU', { month: 'long', year: 'numeric' })
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const eventsByDate: Record<string, CalendarEvent[]> = {}
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for (const ev of events) {
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const dk = ev.start.substring(0, 10)
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if (!eventsByDate[dk]) eventsByDate[dk] = []
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eventsByDate[dk].push(ev)
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}
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const prevMonth = () => {
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if (month === 0) { setYear(y => y - 1); setMonth(11) }
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else setMonth(m => m - 1)
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setSelectedDay(null)
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}
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const nextMonth = () => {
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if (month === 11) { setYear(y => y + 1); setMonth(0) }
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else setMonth(m => m + 1)
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setSelectedDay(null)
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}
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const selectedEvents = selectedDay ? (eventsByDate[selectedDay] || []) : []
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return (
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<div style={{ flex: 1, overflowY: 'auto', padding: '16px 20px 24px', display: 'flex', flexDirection: 'column', gap: 16 }}>
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{/* Month header */}
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<div style={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between' }}>
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<button onClick={prevMonth} style={{ padding: 8, borderRadius: 10, background: 'rgba(255,255,255,0.05)', border: '1px solid rgba(255,255,255,0.08)', color: 'var(--text-primary)' }}>
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<ChevronLeft size={18} />
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</button>
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<span style={{ fontSize: 15, fontWeight: 600, color: 'var(--text-primary)', textTransform: 'capitalize' }}>{monthName}</span>
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<button onClick={nextMonth} style={{ padding: 8, borderRadius: 10, background: 'rgba(255,255,255,0.05)', border: '1px solid rgba(255,255,255,0.08)', color: 'var(--text-primary)' }}>
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<ChevronRight size={18} />
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</button>
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</div>
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{/* Day of week headers */}
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<div style={{ display: 'grid', gridTemplateColumns: 'repeat(7, 1fr)', gap: 4, textAlign: 'center' }}>
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{['Пн','Вт','Ср','Чт','Пт','Сб','Вс'].map(d => (
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<div key={d} style={{ fontSize: 11, color: 'var(--text-secondary)', fontWeight: 600, paddingBottom: 4 }}>{d}</div>
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))}
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</div>
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{/* Calendar grid */}
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{loading ? (
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<div style={{ textAlign: 'center', color: 'var(--text-secondary)', fontSize: 14 }}>Загрузка...</div>
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) : (
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<div style={{ display: 'grid', gridTemplateColumns: 'repeat(7, 1fr)', gap: 4 }}>
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{Array.from({ length: totalCells }).map((_, idx) => {
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const dayNum = idx - startDow + 1
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if (dayNum < 1 || dayNum > lastDay.getDate()) {
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return <div key={idx} style={{ height: 44 }} />
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}
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const dateStr = `${year}-${String(month + 1).padStart(2, '0')}-${String(dayNum).padStart(2, '0')}`
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const hasEvents = !!eventsByDate[dateStr]
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const isToday = today.getFullYear() === year && today.getMonth() === month && today.getDate() === dayNum
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const isSelected = selectedDay === dateStr
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const dayEvents = eventsByDate[dateStr] || []
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return (
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<button
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key={idx}
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onClick={() => setSelectedDay(isSelected ? null : dateStr)}
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style={{
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height: 44,
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borderRadius: 10,
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display: 'flex',
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flexDirection: 'column',
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alignItems: 'center',
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justifyContent: 'center',
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gap: 3,
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background: isSelected ? 'rgba(0,212,255,0.15)' : isToday ? 'rgba(255,255,255,0.08)' : 'rgba(255,255,255,0.02)',
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border: isSelected ? '1px solid rgba(0,212,255,0.4)' : isToday ? '1px solid rgba(255,255,255,0.15)' : '1px solid rgba(255,255,255,0.04)',
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color: isToday ? '#00d4ff' : 'var(--text-primary)',
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fontSize: 13,
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fontWeight: isToday ? 700 : 400,
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touchAction: 'manipulation',
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}}
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>
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<span>{dayNum}</span>
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{hasEvents && (
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<div style={{ display: 'flex', gap: 2 }}>
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{dayEvents.slice(0, 3).map((ev, i) => (
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<div key={i} style={{ width: 5, height: 5, borderRadius: '50%', background: ev.color }} />
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))}
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</div>
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)}
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</button>
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)
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})}
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</div>
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)}
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{/* Selected day events */}
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{selectedDay && (
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<div>
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<div style={{ fontSize: 13, color: 'var(--text-secondary)', fontWeight: 600, marginBottom: 10, textTransform: 'capitalize' }}>
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{formatDayHeader(selectedDay)}
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</div>
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{selectedEvents.length === 0 ? (
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<div style={{ textAlign: 'center', color: 'var(--text-secondary)', fontSize: 14, padding: '16px 0' }}>
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Событий нет 🎉
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</div>
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) : (
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selectedEvents.map(ev => <EventCard key={ev.id} event={ev} />)
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)}
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</div>
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)}
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</div>
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)
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}
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export default function CalendarTab() {
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const [view, setView] = useState<'today' | 'week' | 'month'>('today')
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const viewOptions: { id: typeof view; label: string }[] = [
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{ id: 'today', label: 'Сегодня' },
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{ id: 'week', label: 'Неделя' },
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{ id: 'month', label: 'Месяц' },
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]
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return (
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<div style={{ flex: 1, display: 'flex', flexDirection: 'column', overflow: 'hidden' }}>
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{/* View switcher */}
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<div style={{ padding: '12px 20px 0', flexShrink: 0 }}>
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<div style={{ display: 'inline-flex', background: 'rgba(255,255,255,0.05)', borderRadius: 12, padding: 3, border: '1px solid rgba(255,255,255,0.08)' }}>
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{viewOptions.map(opt => (
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<button
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key={opt.id}
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onClick={() => setView(opt.id)}
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style={{
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padding: '7px 18px',
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borderRadius: 10,
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fontSize: 13,
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fontWeight: 500,
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background: view === opt.id ? 'rgba(0,212,255,0.15)' : 'transparent',
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border: view === opt.id ? '1px solid rgba(0,212,255,0.25)' : '1px solid transparent',
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color: view === opt.id ? '#00d4ff' : 'var(--text-secondary)',
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transition: 'all 0.2s',
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touchAction: 'manipulation',
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}}
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>
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{opt.label}
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</button>
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))}
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</div>
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</div>
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{(view === 'today' || view === 'week') && <TimelineView range={view} />}
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{view === 'month' && <MonthView />}
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</div>
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)
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}
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