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| 1 | +import { Calendar, dateFnsLocalizer, ViewsProps } from "react-big-calendar"; |
| 2 | +import withDragAndDrop from "react-big-calendar/lib/addons/dragAndDrop"; |
| 3 | +import "react-big-calendar/lib/addons/dragAndDrop/styles.css"; |
| 4 | +import "react-big-calendar/lib/css/react-big-calendar.css"; |
| 5 | + |
| 6 | +import * as dateFns from "date-fns"; |
| 7 | +import { CalendarContainerProps } from "../../typings/CalendarProps"; |
| 8 | + |
| 9 | +// Define the event shape |
| 10 | +export interface CalEvent { |
| 11 | + title: string; |
| 12 | + start: Date; |
| 13 | + end: Date; |
| 14 | + allDay: boolean; |
| 15 | + color?: string; |
| 16 | +} |
| 17 | + |
| 18 | +// Configure date-fns localizer |
| 19 | +const localizer = dateFnsLocalizer({ |
| 20 | + format: dateFns.format, |
| 21 | + parse: dateFns.parse, |
| 22 | + startOfWeek: dateFns.startOfWeek, |
| 23 | + getDay: dateFns.getDay, |
| 24 | + locales: {} |
| 25 | +}); |
| 26 | + |
| 27 | +export const DnDCalendar = withDragAndDrop(Calendar); |
| 28 | + |
| 29 | +function getViewRange(view: string, date: Date) { |
| 30 | + switch (view) { |
| 31 | + case "month": |
| 32 | + return { start: dateFns.startOfMonth(date), end: dateFns.endOfMonth(date) }; |
| 33 | + case "week": |
| 34 | + return { start: dateFns.startOfWeek(date), end: dateFns.endOfWeek(date) }; |
| 35 | + case "work_week": { |
| 36 | + const start = dateFns.startOfWeek(date); |
| 37 | + return { start, end: dateFns.addDays(start, 4) }; |
| 38 | + } |
| 39 | + case "day": |
| 40 | + return { start: date, end: date }; |
| 41 | + default: |
| 42 | + return { start: date, end: date }; |
| 43 | + } |
| 44 | +} |
| 45 | + |
| 46 | +export function extractCalendarProps(props: CalendarContainerProps) { |
| 47 | + const items = props.databaseDataSource?.items ?? []; |
| 48 | + const events: CalEvent[] = items.map(item => { |
| 49 | + const title = |
| 50 | + props.titleType === "attribute" && props.titleAttribute |
| 51 | + ? (props.titleAttribute.get(item).value ?? "") |
| 52 | + : props.titleType === "expression" && props.titleExpression |
| 53 | + ? String(props.titleExpression.get(item) ?? "") |
| 54 | + : "Untitled Event"; |
| 55 | + const start = props.startAttribute?.get(item).value ?? new Date(); |
| 56 | + const end = props.endAttribute?.get(item).value ?? start; |
| 57 | + const allDay = props.allDayAttribute?.get(item).value ?? false; |
| 58 | + const color = props.eventColor?.get(item).value; |
| 59 | + return { title, start, end, allDay, color }; |
| 60 | + }); |
| 61 | + |
| 62 | + const viewsOption: ViewsProps<CalEvent, object> = |
| 63 | + props.view === "standard" ? ["month", "week", "day"] : ["month", "week", "work_week", "day", "agenda"]; |
| 64 | + |
| 65 | + const eventPropGetter = (event: CalEvent) => ({ |
| 66 | + style: event.color ? { backgroundColor: event.color } : undefined |
| 67 | + }); |
| 68 | + |
| 69 | + const handleSelectEvent = (event: CalEvent) => { |
| 70 | + if (props.onClickEvent?.canExecute) { |
| 71 | + props.onClickEvent.execute({ |
| 72 | + startDate: event.start, |
| 73 | + endDate: event.end, |
| 74 | + title: event.title |
| 75 | + }); |
| 76 | + } |
| 77 | + }; |
| 78 | + |
| 79 | + const handleSelectSlot = (slotInfo: { start: Date; end: Date; action: string }) => { |
| 80 | + if (props.enableCreate && props.onCreateEvent?.canExecute) { |
| 81 | + props.onCreateEvent.execute({ |
| 82 | + startDate: slotInfo.start, |
| 83 | + endDate: slotInfo.end, |
| 84 | + allDay: slotInfo.action === "select" |
| 85 | + }); |
| 86 | + } |
| 87 | + }; |
| 88 | + |
| 89 | + const handleEventDropOrResize = ({ event, start, end }: { event: CalEvent; start: Date; end: Date }) => { |
| 90 | + if (props.onChange?.canExecute) { |
| 91 | + props.onChange.execute({ |
| 92 | + oldStart: event.start, |
| 93 | + oldEnd: event.end, |
| 94 | + newStart: start, |
| 95 | + newEnd: end |
| 96 | + }); |
| 97 | + } |
| 98 | + }; |
| 99 | + |
| 100 | + const handleRangeChange = (date: Date, view: string) => { |
| 101 | + if (props.onRangeChange?.canExecute) { |
| 102 | + const { start, end } = getViewRange(view, date); |
| 103 | + props.onRangeChange.execute({ |
| 104 | + rangeStart: start, |
| 105 | + rangeEnd: end, |
| 106 | + currentView: view |
| 107 | + }); |
| 108 | + } |
| 109 | + }; |
| 110 | + |
| 111 | + return { |
| 112 | + localizer, |
| 113 | + events, |
| 114 | + defaultView: props.defaultView, |
| 115 | + startAccessor: (event: unknown) => (event as CalEvent).start, |
| 116 | + endAccessor: (event: unknown) => (event as CalEvent).end, |
| 117 | + selectable: props.enableCreate, |
| 118 | + resizable: props.editable !== "never", |
| 119 | + onSelectEvent: handleSelectEvent, |
| 120 | + onSelectSlot: handleSelectSlot, |
| 121 | + onEventDrop: handleEventDropOrResize, |
| 122 | + onEventResize: handleEventDropOrResize, |
| 123 | + onNavigate: handleRangeChange, |
| 124 | + views: viewsOption, |
| 125 | + titleAccessor: (event: unknown) => (event as CalEvent).title, |
| 126 | + allDayAccessor: (event: unknown) => (event as CalEvent).allDay, |
| 127 | + eventPropGetter |
| 128 | + }; |
| 129 | +} |
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