237 lines
11 KiB
TypeScript
237 lines
11 KiB
TypeScript
import { Ionicons } from '@expo/vector-icons';
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import { useFocusEffect, useRouter } from 'expo-router';
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import { useCallback, useEffect, useMemo, useState } from 'react';
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import { ActivityIndicator, Alert, StyleSheet, View } from 'react-native';
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import { AddClassModal } from '@/components/add-class-modal';
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import {
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AppHeader,
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AppText,
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BottomSheet,
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Button,
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Card,
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EmptyState,
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IconButton,
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InlineBanner,
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RecessCard,
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ScheduleEventCard,
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Screen,
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WeekStrip,
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colors,
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spacing,
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type WeekDay,
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} from '@/components/ui';
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import {
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addDays,
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dateKey,
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formatDayHeading,
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formatMonthShortDay,
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formatWeekdayLong,
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formatYear,
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mondayOfWeek,
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} from '@/lib/date';
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import { subjectToneFor } from '@/lib/design';
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import { collegeApi } from '@/lib/api';
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type TimetableClass = Awaited<ReturnType<typeof collegeApi.timetable>>['classes'][number];
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export default function TimetableScreen() {
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const router = useRouter();
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const [activeDate, setActiveDate] = useState(() => {
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const today = new Date();
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return today.getDay() === 0 || today.getDay() === 6 ? mondayOfWeek(today) : today;
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});
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const [schedule, setSchedule] = useState<TimetableClass[]>([]);
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const [weekendSchedule, setWeekendSchedule] = useState(false);
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const [recess, setRecess] = useState<{ enabled: boolean; start: string; end: string }>({ enabled: false, start: '13:00', end: '14:00' });
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const [loading, setLoading] = useState(true);
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const [loadError, setLoadError] = useState('');
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const [addClassOpen, setAddClassOpen] = useState(false);
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const [selectedTimetableClass, setSelectedTimetableClass] = useState<TimetableClass | null>(null);
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const [refresh, setRefresh] = useState(0);
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const selectedDateKey = dateKey(activeDate);
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const todayKey = dateKey(new Date());
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const weekStart = useMemo(() => mondayOfWeek(activeDate), [activeDate]);
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const weekDays: WeekDay[] = useMemo(() => Array.from({ length: 7 }, (_, index) => addDays(weekStart, index))
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.filter((date) => weekendSchedule || (date.getDay() !== 0 && date.getDay() !== 6))
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.map((date) => ({ date })), [weekStart, weekendSchedule]);
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useFocusEffect(useCallback(() => {
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let active = true;
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collegeApi.profile().then((profile) => {
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if (!active) return;
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setWeekendSchedule(Boolean(profile.weekendSchedule));
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setRecess({ enabled: Boolean(profile.recessEnabled), start: profile.recessStart, end: profile.recessEnd });
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}).catch(() => undefined);
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return () => { active = false; };
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}, []));
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const load = useCallback(() => {
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setLoading(true);
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setLoadError('');
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collegeApi.timetable(selectedDateKey)
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.then(({ classes }) => setSchedule(classes))
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.catch((error: Error) => { setSchedule([]); setLoadError(error.message); })
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.finally(() => setLoading(false));
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}, [selectedDateKey]);
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useEffect(() => { load(); }, [load, refresh]);
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const moveWeek = (amount: number) => setActiveDate(addDays(activeDate, amount * 7));
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const weekday = formatWeekdayLong(activeDate);
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const showRecess = recess.enabled && recess.start < recess.end;
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const timelineItems = [
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...schedule.map((item) => ({ type: 'class' as const, start: item.startTime, end: item.endTime, item })),
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...(showRecess ? [{ type: 'recess' as const, start: recess.start, end: recess.end }] : []),
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].sort((left, right) => left.start.localeCompare(right.start) || (left.type === 'recess' ? -1 : 1));
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return <Screen contentContainerStyle={styles.content}>
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<AppHeader title="Timetable" style={styles.header} />
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<View style={styles.weekToolbar}>
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<IconButton icon="chevron-back" label="Previous week" tone="ghost" onPress={() => moveWeek(-1)} />
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<View style={styles.weekCopy}>
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<AppText variant="label">Week of {formatMonthShortDay(weekStart)}</AppText>
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<AppText variant="caption" color={colors.neutral.textMuted}>{formatYear(activeDate)}</AppText>
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</View>
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<View style={styles.toolbarActions}>
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{todayKey !== selectedDateKey ? <Button label="This week" variant="ghost" size="compact" fullWidth={false} onPress={() => setActiveDate(new Date())} /> : null}
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<IconButton icon="chevron-forward" label="Next week" tone="ghost" onPress={() => moveWeek(1)} />
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</View>
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</View>
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<WeekStrip
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days={weekDays}
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selectedDateKey={selectedDateKey}
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todayDateKey={todayKey}
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onSelect={setActiveDate}
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onSwipeWeek={(direction) => setActiveDate((current) => addDays(current, direction * 7))}
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style={styles.weekStrip}
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/>
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<View style={styles.sectionHeader}>
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<View style={styles.sectionCopy}>
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<AppText variant="heading2">{weekday}</AppText>
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<AppText variant="bodySmall" color={colors.neutral.textMuted} style={styles.sectionSub}>{formatDayHeading(activeDate)} · {schedule.length} {schedule.length === 1 ? 'class' : 'classes'}</AppText>
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</View>
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<IconButton icon="add" label={`Add a recurring class on ${weekday}`} onPress={() => setAddClassOpen(true)} />
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</View>
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{loadError ? <InlineBanner title="Couldn’t load the timetable" message={loadError} tone="danger" action={<Button label="Retry" size="compact" variant="ghost" fullWidth={false} onPress={load} />} /> : null}
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{loading ? <Card tone="skySoft" style={styles.loading}><ActivityIndicator color={colors.brand.cobalt} /><AppText variant="bodySmall" color={colors.neutral.textSecondary}>Loading timetable…</AppText></Card> : null}
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{!loading && !loadError && schedule.length === 0 && !showRecess ? <EmptyState icon="calendar-outline" title={`No classes on ${weekday}`} message="Add a recurring class to build this day’s timetable." action={<Button label="Add recurring class" variant="secondary" onPress={() => setAddClassOpen(true)} leading={<Ionicons name="add" size={18} color={colors.brand.cobalt} />} />} /> : null}
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{!loading && !loadError && timelineItems.length > 0 ? <View style={styles.timeline}>
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{timelineItems.map((entry, index) => <View key={entry.type === 'class' ? `class-${entry.item.id}` : `recess-${entry.start}`} style={styles.classRow}>
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<View style={styles.timeRail}>
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<AppText variant="label" style={styles.tabular}>{entry.start}</AppText>
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<AppText variant="caption" color={colors.neutral.textMuted} style={styles.tabular}>{entry.end}</AppText>
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{index < timelineItems.length - 1 ? <View style={styles.railLine} /> : null}
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</View>
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{entry.type === 'recess' ? <RecessCard timeRange={`${entry.start}–${entry.end}`} style={styles.event} /> : <ScheduleEventCard
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title={entry.item.subjectName}
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kind={entry.item.code}
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classType={entry.item.classType}
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timeRange={`${entry.start}–${entry.end}`}
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room={entry.item.room}
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subjectTone={subjectToneFor(entry.item.subjectId, entry.item.color)}
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style={styles.event}
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topAction={<IconButton icon="ellipsis-horizontal" label={`Options for ${entry.item.subjectName}`} tone="ghost" onPress={() => setSelectedTimetableClass(entry.item)} />}
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onPress={() => router.push(`/subjects/${entry.item.subjectId}` as never)}
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/>}
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</View>)}
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</View> : null}
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<InlineBanner
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title="Recurring changes start in the future"
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message="Past classes and attendance records stay unchanged. Make one-day changes from Today."
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tone="neutral"
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style={styles.note}
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/>
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<AddClassModal
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visible={addClassOpen}
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regular
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date={selectedDateKey}
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weekday={activeDate.getDay()}
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onClose={() => setAddClassOpen(false)}
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onAdded={() => setRefresh((value) => value + 1)}
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/>
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<BottomSheet
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visible={Boolean(selectedTimetableClass)}
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title="Recurring class options"
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onClose={() => setSelectedTimetableClass(null)}>
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{selectedTimetableClass ? <>
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<Card tone="skySoft" style={styles.selectedClassSummary}>
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<AppText variant="title">{selectedTimetableClass.subjectName}</AppText>
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<AppText variant="bodySmall" color={colors.neutral.textSecondary} style={styles.sectionSub}>
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{selectedTimetableClass.code} · {selectedTimetableClass.startTime}–{selectedTimetableClass.endTime} · {selectedTimetableClass.room}
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</AppText>
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</Card>
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<View style={styles.sheetButtons}>
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<Button
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label="View subject"
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variant="secondary"
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onPress={() => {
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const id = selectedTimetableClass.subjectId;
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setSelectedTimetableClass(null);
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router.push(`/subjects/${id}` as never);
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}}
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leading={<Ionicons name="book-outline" size={18} color={colors.brand.cobalt} />}
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/>
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<Button
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label="Delete recurring class"
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variant="ghost"
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onPress={() => {
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Alert.alert(
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'Delete recurring class?',
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'This will stop this class from repeating in future weeks. Past class records will be preserved.',
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[
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{ text: 'Keep', style: 'cancel' },
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{
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text: 'Delete',
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style: 'destructive',
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onPress: async () => {
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try {
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await collegeApi.deleteTimetableClass(selectedTimetableClass.id);
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setSelectedTimetableClass(null);
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setRefresh((v) => v + 1);
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} catch (err) {
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Alert.alert('Couldn’t delete class', err instanceof Error ? err.message : 'Please try again.');
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}
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},
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},
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]
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);
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}}
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leading={<Ionicons name="trash-outline" size={18} color={colors.semantic.danger.text} />}
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/>
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</View>
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</> : null}
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</BottomSheet>
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</Screen>;
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}
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const styles = StyleSheet.create({
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content: { paddingTop: spacing[1], paddingBottom: spacing[9] },
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header: { paddingTop: spacing[2], minHeight: 0 },
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weekToolbar: { marginTop: spacing[3], marginBottom: spacing[3], flexDirection: 'row', alignItems: 'center', gap: spacing[2] },
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weekCopy: { flex: 1, alignItems: 'center' },
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toolbarActions: { flexDirection: 'row', alignItems: 'center' },
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weekStrip: { marginTop: spacing[1] },
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sectionHeader: { marginTop: spacing[8], marginBottom: spacing[4], flexDirection: 'row', alignItems: 'center', justifyContent: 'space-between', gap: spacing[4] },
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sectionCopy: { flex: 1 },
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sectionSub: { marginTop: spacing[1] },
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loading: { minHeight: 112, flexDirection: 'row', alignItems: 'center', justifyContent: 'center', gap: spacing[3] },
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timeline: { gap: spacing[2] },
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classRow: { flexDirection: 'row', alignItems: 'stretch' },
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timeRail: { width: 54, alignItems: 'flex-start', paddingTop: spacing[4], position: 'relative' },
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tabular: { fontVariant: ['tabular-nums'] },
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railLine: { position: 'absolute', top: 58, bottom: -10, left: 4, width: 1, backgroundColor: colors.neutral.divider },
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event: { flex: 1, marginBottom: spacing[2] },
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note: { marginTop: spacing[6] },
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selectedClassSummary: { marginTop: spacing[2] },
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sheetButtons: { gap: spacing[2], marginTop: spacing[5] },
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});
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