Files
govoplan-calendar/webui/src/features/calendar/CalendarViews.tsx

667 lines
19 KiB
TypeScript

import {
useEffect,
useMemo,
useRef,
type DragEvent as ReactDragEvent,
} from "react";
import { i18nMessage } from "@govoplan/core-webui";
import type { CalendarEvent } from "../../api/calendar";
import {
HOUR_ROW_HEIGHT,
INITIAL_SCROLL_HOUR,
calendarEventColorStyle,
chunk,
continuousVirtualWindow,
dayKey,
dayMonthLabel,
dropSlotMinuteOfDay,
eventTimeLabel,
isWeekend,
layoutTimedEventsForDay,
minuteOfDayLabel,
monthYearLabel,
sameDay,
sameMonth,
timedEventStyle,
timedOverflowStyle,
timeGridStyle,
weekdayLong,
type CalendarDropTarget,
type CalendarMode,
type CalendarResizeEdge,
type CalendarTimeDropTarget,
type CalendarViewPreferences,
type ContinuousViewport,
} from "./calendarViewModel";
type CalendarViewCallbacks = {
onEventSelect: (event: CalendarEvent) => void;
onEventHover: (eventId: string) => void;
onEventDragStart: (
dragEvent: ReactDragEvent<HTMLElement>,
event: CalendarEvent,
) => void;
onEventDragEnd: () => void;
onEventDragOverDay: (
dragEvent: ReactDragEvent<HTMLElement>,
day: Date,
) => void;
onDropTargetLeave: (
dragEvent: ReactDragEvent<HTMLElement>,
) => void;
onEventDropOnDay: (
dropEvent: ReactDragEvent<HTMLElement>,
day: Date,
) => void;
};
type CalendarWeekRowsProps = CalendarViewCallbacks & {
days: Date[];
eventsByDay: Map<string, CalendarEvent[]>;
calendarColorById: Map<string, string>;
focusDate: Date;
variant: "month" | "continuous";
preferences: CalendarViewPreferences;
canWrite: boolean;
draggingEventId: string;
hoveredEventId: string;
dropTarget: CalendarDropTarget;
viewport?: ContinuousViewport;
};
export function CalendarWeekRows({
days,
eventsByDay,
calendarColorById,
focusDate,
variant,
preferences,
canWrite,
draggingEventId,
hoveredEventId,
dropTarget,
viewport,
onEventSelect,
onEventHover,
onEventDragStart,
onEventDragEnd,
onEventDragOverDay,
onDropTargetLeave,
onEventDropOnDay,
}: CalendarWeekRowsProps) {
const weeks = chunk(days, 7);
const virtualWindow =
variant === "continuous" && preferences.continuousVirtualization
? continuousVirtualWindow(
weeks.length,
viewport ?? { scrollTop: 0, height: 0 },
preferences.continuousOverscanWeeks,
)
: {
start: 0,
end: weeks.length,
topSpacerHeight: 0,
bottomSpacerHeight: 0,
};
const visibleWeeks = weeks.slice(
virtualWindow.start,
virtualWindow.end,
);
const eventLimit = variant === "month" ? 5 : 3;
return (
<div className={`calendar-week-rows is-${variant}`}>
<div className="calendar-weekday-header">
{[
"i18n:govoplan-calendar.mon.24b2a099",
"i18n:govoplan-calendar.tue.529541bb",
"i18n:govoplan-calendar.wed.23408b19",
"i18n:govoplan-calendar.thu.3593ccd9",
"i18n:govoplan-calendar.fri.bbd6e32e",
"i18n:govoplan-calendar.sat.6b782d41",
"i18n:govoplan-calendar.sun.48c98cab",
].map((label) => (
<span key={label}>{label}</span>
))}
</div>
{virtualWindow.topSpacerHeight > 0 && (
<div
className="calendar-week-spacer"
style={{ height: virtualWindow.topSpacerHeight }}
aria-hidden="true"
/>
)}
{visibleWeeks.map((week) => (
<div className="calendar-week-row" key={dayKey(week[0])}>
{week.map((day) => {
const key = dayKey(day);
const dayEvents = eventsByDay.get(key) ?? [];
const outsideFocusMonth =
variant === "month" && !sameMonth(day, focusDate);
return (
<section
key={key}
className={[
"calendar-day-cell",
outsideFocusMonth ? "is-muted" : "",
sameDay(day, new Date()) ? "is-today" : "",
dropTarget?.kind === "day" &&
dropTarget.key === key
? "is-drop-target"
: "",
variant === "continuous" &&
preferences.alternateContinuousMonths
? day.getMonth() % 2 === 0
? "is-even-month"
: "is-odd-month"
: "",
]
.filter(Boolean)
.join(" ")}
onDragOver={
canWrite
? (event) => onEventDragOverDay(event, day)
: undefined
}
onDragLeave={
canWrite ? onDropTargetLeave : undefined
}
onDrop={
canWrite
? (event) => onEventDropOnDay(event, day)
: undefined
}
>
<header>
<span className="calendar-day-number">
{day.getDate()}
</span>
{day.getDate() === 1 && (
<small>{monthYearLabel(day)}</small>
)}
</header>
<div className="calendar-event-stack">
{dayEvents.slice(0, eventLimit).map((event) => (
<CalendarEventChip
key={event.id}
event={event}
color={calendarColorById.get(event.calendar_id)}
canDrag={canWrite}
dragging={draggingEventId === event.id}
linkedHover={hoveredEventId === event.id}
onSelect={onEventSelect}
onHover={onEventHover}
onDragStart={onEventDragStart}
onDragEnd={onEventDragEnd}
/>
))}
{dayEvents.length > eventLimit && (
<span className="calendar-more-events">
+{dayEvents.length - eventLimit}
</span>
)}
</div>
</section>
);
})}
</div>
))}
{virtualWindow.bottomSpacerHeight > 0 && (
<div
className="calendar-week-spacer"
style={{ height: virtualWindow.bottomSpacerHeight }}
aria-hidden="true"
/>
)}
</div>
);
}
type CalendarTimeGridProps = CalendarViewCallbacks & {
days: Date[];
eventsByDay: Map<string, CalendarEvent[]>;
calendarColorById: Map<string, string>;
mode: CalendarMode;
preferences: CalendarViewPreferences;
canWrite: boolean;
draggingEventId: string;
hoveredEventId: string;
dropTarget: CalendarDropTarget;
onEventResizeDragStart: (
dragEvent: ReactDragEvent<HTMLElement>,
event: CalendarEvent,
edge: CalendarResizeEdge,
) => void;
onEventDragOverTime: (
dragEvent: ReactDragEvent<HTMLElement>,
day: Date,
) => void;
onEventDropOnTime: (
dropEvent: ReactDragEvent<HTMLElement>,
day: Date,
minuteOfDay: number,
) => void;
};
export function CalendarTimeGrid({
days,
eventsByDay,
calendarColorById,
mode,
preferences,
canWrite,
draggingEventId,
hoveredEventId,
dropTarget,
onEventSelect,
onEventHover,
onEventDragStart,
onEventResizeDragStart,
onEventDragEnd,
onEventDragOverDay,
onEventDragOverTime,
onDropTargetLeave,
onEventDropOnDay,
onEventDropOnTime,
}: CalendarTimeGridProps) {
const scrollRef = useRef<HTMLDivElement | null>(null);
const hours = Array.from({ length: 24 }, (_item, index) => index);
const columns = `72px repeat(${days.length}, minmax(132px, 1fr))`;
const dimWeekends = preferences.dimWeekends && mode === "week";
const gridStyle = timeGridStyle(columns, preferences);
const allDayEventsByDay = days.map((day) => ({
key: dayKey(day),
date: day,
events: (eventsByDay.get(dayKey(day)) ?? []).filter(
(event) => event.all_day,
),
}));
const hasAllDayEvents = allDayEventsByDay.some(
(day) => day.events.length > 0,
);
useEffect(() => {
if (scrollRef.current) {
scrollRef.current.scrollTop =
INITIAL_SCROLL_HOUR * HOUR_ROW_HEIGHT;
}
}, [days.length, days[0]?.getTime()]);
return (
<div className="calendar-time-view">
<div
className="calendar-time-header"
style={{ gridTemplateColumns: columns }}
>
<div className="calendar-time-corner" />
{days.map((day) => (
<header
key={dayKey(day)}
className={[
sameDay(day, new Date()) ? "is-today" : "",
dimWeekends && isWeekend(day) ? "is-weekend" : "",
]
.filter(Boolean)
.join(" ")}
>
<strong>{weekdayLong(day)}</strong>
<span>{dayMonthLabel(day)}</span>
</header>
))}
</div>
{hasAllDayEvents && (
<div
className="calendar-all-day-strip"
style={{ gridTemplateColumns: columns }}
>
<div className="calendar-all-day-label">
i18n:govoplan-calendar.all_day.11457433
</div>
{allDayEventsByDay.map((day) => (
<div
key={day.key}
className={[
"calendar-all-day-cell",
dimWeekends && isWeekend(day.date)
? "is-weekend"
: "",
dropTarget?.kind === "day" &&
dropTarget.key === day.key
? "is-drop-target"
: "",
]
.filter(Boolean)
.join(" ")}
onDragOver={
canWrite
? (event) => onEventDragOverDay(event, day.date)
: undefined
}
onDragLeave={
canWrite ? onDropTargetLeave : undefined
}
onDrop={
canWrite
? (event) => onEventDropOnDay(event, day.date)
: undefined
}
>
{day.events.map((event) => (
<CalendarEventChip
key={event.id}
event={event}
color={calendarColorById.get(event.calendar_id)}
compact
canDrag={canWrite}
dragging={draggingEventId === event.id}
linkedHover={hoveredEventId === event.id}
onSelect={onEventSelect}
onHover={onEventHover}
onDragStart={onEventDragStart}
onDragEnd={onEventDragEnd}
/>
))}
</div>
))}
</div>
)}
<div className="calendar-time-scroll" ref={scrollRef}>
<div className="calendar-time-grid" style={gridStyle}>
<div className="calendar-hour-label-column">
{hours.map((hour) => (
<div className="calendar-hour-label" key={hour}>
{String(hour).padStart(2, "0")}:00
</div>
))}
</div>
{days.map((day) => (
<TimedDayColumn
key={dayKey(day)}
day={day}
events={eventsByDay.get(dayKey(day)) ?? []}
calendarColorById={calendarColorById}
dimWeekend={dimWeekends && isWeekend(day)}
canWrite={canWrite}
draggingEventId={draggingEventId}
hoveredEventId={hoveredEventId}
dropTarget={
dropTarget?.kind === "time" &&
dropTarget.key === dayKey(day)
? dropTarget
: null
}
onEventSelect={onEventSelect}
onEventHover={onEventHover}
onEventDragStart={onEventDragStart}
onEventResizeDragStart={onEventResizeDragStart}
onEventDragEnd={onEventDragEnd}
onEventDragOverTime={onEventDragOverTime}
onDropTargetLeave={onDropTargetLeave}
onEventDropOnTime={onEventDropOnTime}
/>
))}
</div>
</div>
</div>
);
}
type TimedDayColumnProps = {
day: Date;
events: CalendarEvent[];
calendarColorById: Map<string, string>;
dimWeekend: boolean;
canWrite: boolean;
draggingEventId: string;
hoveredEventId: string;
dropTarget: CalendarTimeDropTarget | null;
onEventSelect: (event: CalendarEvent) => void;
onEventHover: (eventId: string) => void;
onEventDragStart: (
dragEvent: ReactDragEvent<HTMLElement>,
event: CalendarEvent,
) => void;
onEventResizeDragStart: (
dragEvent: ReactDragEvent<HTMLElement>,
event: CalendarEvent,
edge: CalendarResizeEdge,
) => void;
onEventDragEnd: () => void;
onEventDragOverTime: (
dragEvent: ReactDragEvent<HTMLElement>,
day: Date,
) => void;
onDropTargetLeave: (
dragEvent: ReactDragEvent<HTMLElement>,
) => void;
onEventDropOnTime: (
dropEvent: ReactDragEvent<HTMLElement>,
day: Date,
minuteOfDay: number,
) => void;
};
function TimedDayColumn({
day,
events,
calendarColorById,
dimWeekend,
canWrite,
draggingEventId,
hoveredEventId,
dropTarget,
onEventSelect,
onEventHover,
onEventDragStart,
onEventResizeDragStart,
onEventDragEnd,
onEventDragOverTime,
onDropTargetLeave,
onEventDropOnTime,
}: TimedDayColumnProps) {
const layout = useMemo(
() => layoutTimedEventsForDay(events, day),
[day, events],
);
return (
<div
className={[
"calendar-day-time-column",
dimWeekend ? "is-weekend" : "",
dropTarget ? "is-drop-target" : "",
]
.filter(Boolean)
.join(" ")}
onDragOver={
canWrite
? (event) => onEventDragOverTime(event, day)
: undefined
}
onDragLeave={canWrite ? onDropTargetLeave : undefined}
onDrop={
canWrite
? (event) =>
onEventDropOnTime(event, day, dropSlotMinuteOfDay(event))
: undefined
}
>
{dropTarget && (
<div
className="calendar-time-drop-marker"
style={{
top: `${
(dropTarget.minuteOfDay / 60) * HOUR_ROW_HEIGHT
}px`,
}}
aria-hidden="true"
>
<span>{minuteOfDayLabel(dropTarget.minuteOfDay)}</span>
</div>
)}
{layout.items.map((item) => (
<div
key={item.event.id}
className={[
"calendar-timed-event",
draggingEventId === item.event.id ? "is-dragging" : "",
hoveredEventId === item.event.id
? "is-linked-hover"
: "",
]
.filter(Boolean)
.join(" ")}
style={timedEventStyle(
item,
calendarColorById.get(item.event.calendar_id),
)}
draggable={canWrite}
onMouseEnter={() => onEventHover(item.event.id)}
onMouseLeave={() => onEventHover("")}
onDragStart={
canWrite
? (event) => onEventDragStart(event, item.event)
: undefined
}
onDragEnd={canWrite ? onEventDragEnd : undefined}
title={i18nMessage(
"i18n:govoplan-calendar.edit_value.fad75899",
{ value0: item.event.summary },
)}
>
{canWrite && (
<span
className="calendar-event-resize-handle is-start"
draggable
title="i18n:govoplan-calendar.change_start_time.06eea3d3"
onDragStart={(event) =>
onEventResizeDragStart(event, item.event, "start")
}
onDragEnd={onEventDragEnd}
/>
)}
<button
type="button"
className="calendar-timed-event-content"
onClick={() => onEventSelect(item.event)}
onFocus={() => onEventHover(item.event.id)}
onBlur={() => onEventHover("")}
title={i18nMessage(
"i18n:govoplan-calendar.edit_value.fad75899",
{ value0: item.event.summary },
)}
>
<EventInlineLabel event={item.event} />
</button>
{canWrite && (
<span
className="calendar-event-resize-handle is-end"
draggable
title="i18n:govoplan-calendar.change_end_time.db66ef4b"
onDragStart={(event) =>
onEventResizeDragStart(event, item.event, "end")
}
onDragEnd={onEventDragEnd}
/>
)}
</div>
))}
{layout.overflows.map((overflow) => (
<button
key={overflow.key}
type="button"
className="calendar-timed-overflow"
style={timedOverflowStyle(overflow)}
title={overflow.events
.map((event) => event.summary)
.join(", ")}
onClick={() => onEventSelect(overflow.events[0])}
>
+{overflow.events.length}
</button>
))}
</div>
);
}
type CalendarEventChipProps = {
event: CalendarEvent;
color?: string | null;
compact?: boolean;
canDrag?: boolean;
dragging?: boolean;
linkedHover?: boolean;
onSelect: (event: CalendarEvent) => void;
onHover?: (eventId: string) => void;
onDragStart?: (
dragEvent: ReactDragEvent<HTMLElement>,
event: CalendarEvent,
) => void;
onDragEnd?: () => void;
};
function CalendarEventChip({
event,
color,
compact = false,
canDrag = false,
dragging = false,
linkedHover = false,
onSelect,
onHover,
onDragStart,
onDragEnd,
}: CalendarEventChipProps) {
return (
<button
type="button"
className={[
compact
? "calendar-event-chip is-compact"
: "calendar-event-chip",
dragging ? "is-dragging" : "",
linkedHover ? "is-linked-hover" : "",
]
.filter(Boolean)
.join(" ")}
style={calendarEventColorStyle(color)}
draggable={canDrag}
onClick={() => onSelect(event)}
onMouseEnter={onHover ? () => onHover(event.id) : undefined}
onMouseLeave={onHover ? () => onHover("") : undefined}
onFocus={onHover ? () => onHover(event.id) : undefined}
onBlur={onHover ? () => onHover("") : undefined}
onDragStart={
canDrag && onDragStart
? (dragEvent) => onDragStart(dragEvent, event)
: undefined
}
onDragEnd={canDrag ? onDragEnd : undefined}
title={i18nMessage(
"i18n:govoplan-calendar.edit_value.fad75899",
{ value0: event.summary },
)}
>
<EventInlineLabel event={event} />
</button>
);
}
export function EventInlineLabel({
event,
}: {
event: CalendarEvent;
}) {
return (
<span className="calendar-event-line">
<span className="calendar-event-time">
{eventTimeLabel(event)}
</span>
<span className="calendar-event-separator">-</span>
<strong>{event.summary}</strong>
</span>
);
}