TYPESCRIPT

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1import * as React from 'react';
2import { ICalendarProps } from './ICalendarProps';
3import { escape } from '@microsoft/sp-lodash-subset';
4import { WebPartContext } from '@microsoft/sp-webpart-base';
5import { FunctionComponent } from 'react';
6import { Spinner, SpinnerSize } from 'office-ui-fabric-react';
7import { useEffect, useState } from 'react';
8import spservices from '../../../services/spservices';
9import { Calendar as BigCalendar, momentLocalizer } from 'react-big-calendar';
10import * as moment from 'moment';
11import 'react-big-calendar/lib/css/react-big-calendar.css';
12
13const Calendar: FunctionComponent<ICalendarProps> =
14  ({ description, context }: { description: string, context: WebPartContext }) => {
15
16    const [busy, setBusy] = useState(true)
17    const [events, setEvents] = useState([])
18
19    useEffect(() => {
20      (async () => {
21        await refreshEvents()
22      })();
23    }, [])
24
25    const refreshEvents = async () => {
26      try {
27        setBusy(() => true);
28        const spService = new spservices(context);
29        const calendarEvents = await spService.getEvents();
30        setEvents(() => calendarEvents);
31        setBusy(() => false);
32      }
33      catch (error) {
34        setBusy(() => false);
35      }
36    }
37
38    const deleteEvent = async (id: number) => {
39      try {
40        const spService = new spservices(context);
41        await spService.deleteEvent(id);
42        const calendarEvents = await spService.getEvents();
43        setEvents(() => calendarEvents);
44      }
45      catch (error) {
46        setBusy(() => false);
47      }
48    }
49
50    const localizer = momentLocalizer(moment)
51
52    return (
53      (busy)
54        ? (
55          <Spinner size={SpinnerSize.large} label="Loading..." />
56        )
57        : (
58          <>
59            <h1>{escape(description)}</h1>
60            <BigCalendar
61              defaultDate={moment().startOf('day').toDate()}
62              localizer={localizer}
63              events={events}
64              views={{ day: true, week: true, month: true, agenda: true }}
65              style={{ height: 500 }}
66              components={{
67                eventWrapper: ({ event, children }) => (
68                  <div
69                    onContextMenu={
70                      e => {
71                        alert(`Will delete ${event.title} (${event.id})!`);
72                        deleteEvent(event.id);
73                        e.preventDefault();
74                      }
75                    }
76                  >
77                    {children}
78                  </div>
79                )
80              }}
81            />
82          </>
83        )
84    )
85  }
86
87export default Calendar

TYPESCRIPT

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1import { WebPartContext } from "@microsoft/sp-webpart-base";
2import { sp } from '@pnp/sp';
3import "@pnp/sp/webs";
4import "@pnp/sp/lists";
5import "@pnp/sp/items";
6import "@pnp/sp/regional-settings";
7import * as moment from 'moment';
8
9export default class spservices {
10
11    constructor(private context: WebPartContext) {
12        sp.setup({
13            spfxContext: this.context
14        });
15    }
16
17    public async getLocalTime(date: string | Date): Promise<string> {
18        try {
19            const localTime = await sp.web.regionalSettings.timeZone.utcToLocalTime(date);
20            return localTime;
21        } catch (error) {
22            return Promise.reject(error);
23        }
24    }
25
26    public async getEvents(): Promise<any[]> {
27        try {
28
29            const items: any[] = await sp.web.lists.getByTitle("Calendar").items.get();
30
31            const promises = items.map(event =>
32                (async (item) => {
33
34                    let start: Date
35                    let end: Date
36
37                    if (item.fAllDayEvent) {
38
39                        // ignore timezone for all day events
40                        start = new Date(item.EventDate.slice(0, -1))
41                        end = new Date(item.EndDate.slice(0, -1))
42                        
43
44                    } else {
45
46                        const start1 = await this.getLocalTime(item.EventDate)
47                        start = new Date(start1)
48
49                        const end1 = await this.getLocalTime(item.EndDate)
50                        end = new Date(end1)
51
52                    }
53
54                    return ({
55                        id: item.Id,
56                        title:item.Title,
57                        allDay: item.fAllDayEvent,
58                        start: start,
59                        end: end,
60                    })
61
62                })(event))
63
64            return await (Promise.all(promises))
65
66        } catch (error) {
67            return Promise.reject(error)
68        }
69    }
70
71    public async deleteEvent(id: number) {
72        try {
73            if (sp) {
74                const list = sp.web.lists.getByTitle("Calendar");
75                await list.items.getById(id).delete();
76            }
77        } catch (error) {
78            return Promise.reject(error)
79        }
80    }
81
82}