|
| 1 | +import { |
| 2 | + MouseEvent, |
| 3 | + UIEvent, |
| 4 | + memo, |
| 5 | + useCallback, |
| 6 | + useEffect, |
| 7 | + useMemo, |
| 8 | + useRef, |
| 9 | + useState, |
| 10 | +} from 'react'; |
| 11 | +import { animated, useSpring } from 'react-spring'; |
| 12 | +import cn from 'classnames'; |
| 13 | +import mergeRefs from 'react-merge-refs'; |
| 14 | +import { ResizeObserver as polyfill } from '@juggle/resize-observer'; |
| 15 | +import useMeasure from 'react-use-measure'; |
| 16 | +import useTranslation from 'next-translate/useTranslation'; |
| 17 | + |
| 18 | +import LoadingDots from 'components/loading-dots'; |
| 19 | + |
| 20 | +import { Callback } from 'lib/model/callback'; |
| 21 | +import { Meeting } from 'lib/model/meeting'; |
| 22 | +import { Position } from 'lib/model/position'; |
| 23 | +import { useClickContext } from 'lib/hooks/click-outside'; |
| 24 | +import { useOrg } from 'lib/context/org'; |
| 25 | +import { useUser } from 'lib/context/user'; |
| 26 | + |
| 27 | +import { DialogPage, useCalendarState } from './state'; |
| 28 | +import { Lines, Times } from './components'; |
| 29 | +import { MouseEventHackData, MouseEventHackTarget } from './hack-types'; |
| 30 | +import { config, width } from './spring-animation'; |
| 31 | +import { expand, placeMeetingsInDay } from './place-meetings'; |
| 32 | +import { getMeeting, getPosition } from './utils'; |
| 33 | +import MeetingItem from './meetings/item'; |
| 34 | +import MeetingRnd from './meetings/rnd'; |
| 35 | +import styles from './display.module.scss'; |
| 36 | + |
| 37 | +export interface DailyDisplayProps { |
| 38 | + searching: boolean; |
| 39 | + meetings: Meeting[]; |
| 40 | + filtersOpen: boolean; |
| 41 | + width: number; |
| 42 | + setWidth: Callback<number>; |
| 43 | + offset: Position; |
| 44 | + setOffset: Callback<Position>; |
| 45 | +} |
| 46 | + |
| 47 | +function DailyDisplay({ |
| 48 | + searching, |
| 49 | + meetings, |
| 50 | + filtersOpen, |
| 51 | + width: cellWidth, |
| 52 | + setWidth: setCellWidth, |
| 53 | + offset, |
| 54 | + setOffset, |
| 55 | +}: DailyDisplayProps): JSX.Element { |
| 56 | + const [cellsMeasureIsCorrect, setCellsMeasureIsCorrect] = useState(false); |
| 57 | + const [rowsMeasureRef, rowsMeasure] = useMeasure({ polyfill }); |
| 58 | + const [cellsMeasureRef, cellsMeasure] = useMeasure({ |
| 59 | + polyfill, |
| 60 | + scroll: true, |
| 61 | + }); |
| 62 | + const [cellMeasureRef, cellMeasure] = useMeasure({ polyfill }); |
| 63 | + |
| 64 | + useEffect(() => { |
| 65 | + setCellWidth(cellMeasure.width); |
| 66 | + }, [setCellWidth, cellMeasure.width]); |
| 67 | + |
| 68 | + // See: https://github.com/pmndrs/react-use-measure/issues/37 |
| 69 | + // Current workaround is to listen for scrolls on the parent div. Once |
| 70 | + // the user scrolls, we know that the `rowsMeasure.x` is no longer correct |
| 71 | + // but that the `cellsMeasure.x` is correct. |
| 72 | + useEffect(() => { |
| 73 | + setOffset({ |
| 74 | + x: cellsMeasureIsCorrect ? cellsMeasure.x : rowsMeasure.x + 8, |
| 75 | + y: cellsMeasure.y, |
| 76 | + }); |
| 77 | + }, [ |
| 78 | + setOffset, |
| 79 | + cellsMeasureIsCorrect, |
| 80 | + cellsMeasure.x, |
| 81 | + cellsMeasure.y, |
| 82 | + rowsMeasure.x, |
| 83 | + ]); |
| 84 | + |
| 85 | + useEffect(() => { |
| 86 | + setCellsMeasureIsCorrect(false); |
| 87 | + }, [filtersOpen]); |
| 88 | + |
| 89 | + // Scroll to 8:30am by default (assumes 48px per hour). |
| 90 | + const rowsRef = useRef<HTMLDivElement>(null); |
| 91 | + useEffect(() => { |
| 92 | + if (rowsRef.current) rowsRef.current.scrollTop = 48 * 8 + 24; |
| 93 | + }, []); |
| 94 | + |
| 95 | + const { |
| 96 | + rnd, |
| 97 | + setRnd, |
| 98 | + setEditing, |
| 99 | + dragging, |
| 100 | + setDialog, |
| 101 | + setDialogPage, |
| 102 | + start, |
| 103 | + } = useCalendarState(); |
| 104 | + |
| 105 | + const [eventTarget, setEventTarget] = useState<MouseEventHackTarget>(); |
| 106 | + const [eventData, setEventData] = useState<MouseEventHackData>(); |
| 107 | + |
| 108 | + // Create a new `TimeslotRND` closest to the user's click position. Assumes |
| 109 | + // each column is 82px wide and every hour is 48px tall (i.e. 12px = 15min). |
| 110 | + const { user } = useUser(); |
| 111 | + const { org } = useOrg(); |
| 112 | + const onClick = useCallback( |
| 113 | + (event: MouseEvent) => { |
| 114 | + if (dragging) return; |
| 115 | + const pos = { x: event.clientX - offset.x, y: event.clientY - offset.y }; |
| 116 | + const orgId = org ? org.id : user.orgs[0] || 'default'; |
| 117 | + const creating = new Meeting({ id: 0, creator: user, org: orgId }); |
| 118 | + setEventTarget(undefined); |
| 119 | + setEventData(undefined); |
| 120 | + setEditing(getMeeting(48, pos, creating, cellWidth, start)); |
| 121 | + setDialogPage(DialogPage.Create); |
| 122 | + setDialog(true); |
| 123 | + setRnd(true); |
| 124 | + }, |
| 125 | + [ |
| 126 | + org, |
| 127 | + user, |
| 128 | + setEditing, |
| 129 | + setDialog, |
| 130 | + setDialogPage, |
| 131 | + setRnd, |
| 132 | + dragging, |
| 133 | + start, |
| 134 | + offset, |
| 135 | + cellWidth, |
| 136 | + ] |
| 137 | + ); |
| 138 | + |
| 139 | + // Sync the scroll position of the main cell grid and the static headers. This |
| 140 | + // was inspired by the way that Google Calendar's UI is currently setup. |
| 141 | + // @see {@link https://mzl.la/35OIC9y} |
| 142 | + const headerRef = useRef<HTMLDivElement>(null); |
| 143 | + const timesRef = useRef<HTMLDivElement>(null); |
| 144 | + const ticking = useRef<boolean>(false); |
| 145 | + const onScroll = useCallback((event: UIEvent<HTMLDivElement>) => { |
| 146 | + setCellsMeasureIsCorrect(true); |
| 147 | + const { scrollTop, scrollLeft } = event.currentTarget; |
| 148 | + if (!ticking.current) { |
| 149 | + requestAnimationFrame(() => { |
| 150 | + if (timesRef.current) timesRef.current.scrollTop = scrollTop; |
| 151 | + if (headerRef.current) headerRef.current.scrollLeft = scrollLeft; |
| 152 | + ticking.current = false; |
| 153 | + }); |
| 154 | + ticking.current = true; |
| 155 | + } |
| 156 | + }, []); |
| 157 | + |
| 158 | + const eventGroups = useMemo(() => placeMeetingsInDay(meetings, start.getDay()), [meetings, start]); |
| 159 | + const props = useSpring({ config, marginRight: filtersOpen ? width : 0 }); |
| 160 | + |
| 161 | + const [now, setNow] = useState<Date>(new Date()); |
| 162 | + useEffect(() => { |
| 163 | + const tick = () => setNow(new Date()); |
| 164 | + const intervalId = window.setInterval(tick, 60000); |
| 165 | + return () => window.clearInterval(intervalId); |
| 166 | + }, []); |
| 167 | + |
| 168 | + const { updateEl, removeEl } = useClickContext(); |
| 169 | + const cellsClickRef = useCallback( |
| 170 | + (node: HTMLElement | null) => { |
| 171 | + if (!node) return removeEl('calendar-cells'); |
| 172 | + return updateEl('calendar-cells', node); |
| 173 | + }, |
| 174 | + [updateEl, removeEl] |
| 175 | + ); |
| 176 | + |
| 177 | + const { lang: locale } = useTranslation(); |
| 178 | + const today = |
| 179 | + now.getFullYear() === start.getFullYear() && |
| 180 | + now.getMonth() === start.getMonth() && |
| 181 | + now.getDate() === start.getDate(); |
| 182 | + |
| 183 | + // Show current time indicator if today is current date. |
| 184 | + const { y: top } = getPosition(now); |
| 185 | + |
| 186 | + return ( |
| 187 | + <animated.div className={styles.wrapper} style={props}> |
| 188 | + <div className={styles.headerWrapper}> |
| 189 | + <div ref={headerRef} className={styles.headerContent}> |
| 190 | + <div className={styles.headers}> |
| 191 | + <div className={styles.titleWrapper}> |
| 192 | + <h2 className={cn({ [styles.today]: today })}> |
| 193 | + <div className={styles.weekday}> |
| 194 | + {start.toLocaleString(locale, { weekday: 'short' })} |
| 195 | + </div> |
| 196 | + <div className={styles.date}>{start.getDate()}</div> |
| 197 | + </h2> |
| 198 | + </div> |
| 199 | + </div> |
| 200 | + <div className={styles.headerCells}> |
| 201 | + <div className={styles.headerCell} /> |
| 202 | + </div> |
| 203 | + </div> |
| 204 | + <div className={styles.scroller} /> |
| 205 | + </div> |
| 206 | + <div className={styles.gridWrapper}> |
| 207 | + <div className={styles.grid}> |
| 208 | + <div className={styles.timesWrapper} ref={timesRef}> |
| 209 | + <div className={styles.times}> |
| 210 | + <Times /> |
| 211 | + <div className={styles.spacer} /> |
| 212 | + </div> |
| 213 | + </div> |
| 214 | + <div |
| 215 | + className={styles.rowsWrapper} |
| 216 | + onScroll={onScroll} |
| 217 | + ref={mergeRefs([rowsMeasureRef, rowsRef])} |
| 218 | + > |
| 219 | + {searching && ( |
| 220 | + <div className={styles.loader}> |
| 221 | + <LoadingDots size={4} /> |
| 222 | + </div> |
| 223 | + )} |
| 224 | + <div className={styles.rows}> |
| 225 | + <div className={styles.lines}> |
| 226 | + <Lines /> |
| 227 | + </div> |
| 228 | + <div className={styles.space} /> |
| 229 | + <div |
| 230 | + className={styles.cells} |
| 231 | + onClick={onClick} |
| 232 | + ref={mergeRefs([cellsMeasureRef, cellsClickRef])} |
| 233 | + > |
| 234 | + {rnd && ( |
| 235 | + <MeetingRnd |
| 236 | + now={now} |
| 237 | + width={cellWidth} |
| 238 | + eventData={eventData} |
| 239 | + eventTarget={eventTarget} |
| 240 | + /> |
| 241 | + )} |
| 242 | + <div className={styles.cell} ref={cellMeasureRef}> |
| 243 | + {today && ( |
| 244 | + <div style={{ top }} className={styles.indicator}> |
| 245 | + <div className={styles.dot} /> |
| 246 | + <div className={styles.line} /> |
| 247 | + </div> |
| 248 | + )} |
| 249 | + {eventGroups |
| 250 | + .map((cols: Meeting[][]) => |
| 251 | + cols.map((col: Meeting[], colIdx) => |
| 252 | + col.map((e: Meeting) => ( |
| 253 | + <MeetingItem |
| 254 | + now={now} |
| 255 | + meeting={e} |
| 256 | + setEventTarget={setEventTarget} |
| 257 | + setEventData={setEventData} |
| 258 | + widthPercent={ |
| 259 | + expand(e, colIdx, cols) / cols.length |
| 260 | + } |
| 261 | + leftPercent={colIdx / cols.length} |
| 262 | + key={e.id} |
| 263 | + /> |
| 264 | + )) |
| 265 | + ) |
| 266 | + ) |
| 267 | + .flat(2)} |
| 268 | + <style jsx>{` |
| 269 | + div { |
| 270 | + max-width: calc(100% - 10px) !important; |
| 271 | + } |
| 272 | + `}</style> |
| 273 | + </div> |
| 274 | + </div> |
| 275 | + </div> |
| 276 | + </div> |
| 277 | + </div> |
| 278 | + </div> |
| 279 | + </animated.div> |
| 280 | + ); |
| 281 | +} |
| 282 | + |
| 283 | +export default memo(DailyDisplay); |
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