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// Methods:
// getBaseRowCoordinate, getBaseX, getPreciseX, getNodeHeight, optimizeEventNode, findEvents, truncateLowerRulerItems,
// saveToStorage, loadFromStorage, removeToStorage,
import LZString from 'lz-string'
import { Scale, PointerSize, StorageType, EventNode, TimelineOptions, Measures, StageRange, DateTimeObject } from '@/types/definitions'
import { isEmptyObject, inRange, hash, deepCloneObject } from './common'
import { getWeekNumber, parseDateTime, toValidScale } from './datetime'
//import { getRect } from './dom'
//import { serialize, deserialize } from './serialization'
/**
* Returns optimized value that calculating the vertical position of events.
*
* @param {Partial<EventNode>} obj
* @param {StageRange} range
* @param {TimelineOptions} options
* @returns {number}
*/
export const getBaseRowCoordinate = (obj: Partial<EventNode>, range: StageRange, options: TimelineOptions): number => {
// Calculating and optimizing the vertical position of events:
// - row: An index number of row (start from 1) in sidebar items. If row is 0, it will belong the first
// item in the sidebar. If specified, the event can be forced to place to the row of the specified
// index number.
// - group: Sidebar group name to which the event belongs. If there is a group enabled on the sidebar side,
// the event will be placed in that sidebar group's row and grouping will occur.
let baseRowCoordinates: number = -1// base point coordinates of row
if (obj.hasOwnProperty('row')) {
// If row exists, this value takes precedence.
if (typeof obj.row === 'number' && !Number.isNaN(obj.row)) {
if (obj.row >= 0/* && obj.row <= range.maxRows*/) {
baseRowCoordinates = range.rowHeight * (obj.row > 0 ? obj.row - 1 : obj.row)
} else {
// Event is out of sidebar range.
baseRowCoordinates = range.rowHeight * -1
}
}
}
if (baseRowCoordinates === -1) {
if (obj.hasOwnProperty('group')) {
// When group only is set.
const matchedGroupIndex = options.sidebar.items.findIndex((elm: any) => elm.hasOwnProperty('group') && elm.group === obj.group)
if (matchedGroupIndex !== -1) {
baseRowCoordinates = range.rowHeight * matchedGroupIndex
}
} else {
// When row and group are not set.
baseRowCoordinates = 0
}
}
return baseRowCoordinates
}
/**
* Calculate the relative position within the timestamp range of the start and end of the specified timestamp and
* return converted pixels value as based X coordinate.
*
* @param {number} eventTimestamp - Timestamp value of the position you want to obtain (unit: seconds)
* @param {number} startRangeTimestamp - Container range start timestamp value (unit: seconds)
* @param {number} endRangeTimestamp - Container range end timestamp value (unit: seconds)
* @param {number} rangeWidth - Width of container range (unit: pixels)
* @returns {number} - Horizontal position of the specified timestamp in the container range (unit: pixels)
* @deprecated This method will be removed in the next major release. Use `getPreciseX` instead.
*/
export const getBaseX = (
eventTimestamp: number,
startRangeTimestamp: number,
endRangeTimestamp: number,
rangeWidth: number,
minScaleWidth: number,
): number => {
if (startRangeTimestamp === endRangeTimestamp) {
throw new Error('start and end of range timestamp cannot be the same.')
}
let relativeX: number
if (eventTimestamp < startRangeTimestamp) {
// Event timestamp is before the start range
relativeX = 0
} else if (eventTimestamp > endRangeTimestamp) {
// Event timestamp is after the end range
relativeX = rangeWidth
} else {
// Event timestamp is within the range
relativeX = (eventTimestamp - startRangeTimestamp) / (endRangeTimestamp - startRangeTimestamp) * rangeWidth
}
//console.log('getBX!!!', relativeX, relativeX / minScaleWidth, new Date(eventTimestamp * 1000).toISOString(), new Date(startRangeTimestamp * 1000).toISOString(), new Date(endRangeTimestamp * 1000).toISOString())
return Math.floor(relativeX / minScaleWidth) * minScaleWidth
}
/**
* Calculates the relative exact position of a datetime below a given scale, returning it as a number of pixels
* from a base X coordinate.
*
* @param {DateTimeObject} dateObj
* @param {Scale} scale
* @param {StageRange} range
* @returns {number}
*/
export const getPreciseX = (dateObj: DateTimeObject, scale: Scale, range: StageRange): number => {
if (isEmptyObject(range) || range.width <= 0 || (
range.hasOwnProperty('endDate') && (range.startDate.ts * 1000 + range.startDate.milliseconds) === (range.endDate.ts * 1000 + range.endDate.milliseconds)
)) {
throw new Error('Could not get the coordinate due to illegal range.')
}
const scaleWidth = range.minScaleWidth
let relativeX: number = 0
let lowerTimes: number
let scalePerMilliseconds: number = 0
let preciseX: number = -1
if ((dateObj.ts * 1000 + dateObj.milliseconds) < (range.startDate.ts * 1000 + range.startDate.milliseconds)) {
// Event timestamp is before the start range timestamp.
preciseX = 0
} else if ((dateObj.ts * 1000 + dateObj.milliseconds) > (range.endDate.ts * 1000 + range.endDate.milliseconds)) {
// Event timestamp is after the end range timestamp.
preciseX = range.width
}
switch(scale) {
case 'year':
// Calculate the relative base position within a range based on a global scale.
for (let i = 0; i < Math.ceil(range.width / scaleWidth); i++) {
const nowYear = range.startDate[scale] + i
const baseX = scaleWidth * i
const baseDate = new Date(Date.UTC(nowYear, 0, 1))
if (dateObj.year === baseDate.getUTCFullYear()) {
//console.log(`getPX!!!?::${dateObj.ISO}:`, nowYear, baseX, baseDate.getUTCFullYear())
relativeX = baseX
break
}
}
if (preciseX === -1) {
const startOfYear = new Date(Date.UTC(dateObj.year, 0, 1))
const eventDate = new Date(Date.UTC(dateObj.year, dateObj.month - 1, dateObj.day))
const diffInMilliseconds = eventDate.getTime() - startOfYear.getTime()
const daysInYear = (new Date(Date.UTC(dateObj.year + 1, 0, 0)).getTime() - startOfYear.getTime()) / (24 * 60 * 60 * 1000) + 1
//console.log(`getPX!!!?::${dateObj.ISO}:`, startOfYear.toISOString(), diffInMilliseconds, daysInYear)
lowerTimes = diffInMilliseconds + (dateObj.hours * 60 * 60 * 1000) + (dateObj.minutes * 60 * 1000) + (dateObj.seconds * 1000) + dateObj.milliseconds
scalePerMilliseconds = daysInYear * 24 * 60 * 60 * 1000
preciseX = lowerTimes / scalePerMilliseconds * scaleWidth + relativeX
}
break
case 'month':
// Calculate the relative base position within a range based on a global scale.
for (let i = 0; i < Math.ceil(range.width / scaleWidth); i++) {
const nowMonth = range.startDate[scale] + i - 1
const baseX = scaleWidth * i
const baseDate = new Date(Date.UTC(range.startDate.year, nowMonth, 1))
if (dateObj.year === baseDate.getUTCFullYear() && dateObj.month === baseDate.getUTCMonth() + 1) {
//console.log(`getPX!!!?::${dateObj.ISO}:`, nowMonth, baseX, baseDate.getUTCFullYear(), baseDate.getUTCMonth() + 1)
relativeX = baseX
break
}
}
if (preciseX === -1) {
const daysInMonth = new Date(dateObj.year, dateObj.month, 0).getDate()
const PixelPerDays = (dateObj.day - 1) / daysInMonth * scaleWidth // relative days as based X amount pixels
// YYYY-01-01 -> 0 / 31 * 100 = 0; YYYY-01-31 -> 30 / 31 * 100 = 96.774
lowerTimes = (dateObj.hours * 60 * 60 * 1000) + (dateObj.minutes * 60 * 1000) + (dateObj.seconds * 1000) + dateObj.milliseconds // relative time of milliseconds
scalePerMilliseconds = lowerTimes / (daysInMonth * 24 * 60 * 60 * 1000)
// 00:00:00.000 -> (0 + 0 + 0 + 0) / 31 * 86400000 = 0; 23:59:59.999 -> (82800000 + 3540000 + 59000 + 999 = 86399999) / (31 * 86400000 = 2678400000) = 0.032
preciseX = scalePerMilliseconds * scaleWidth + PixelPerDays + relativeX
// YYYY-01-01T00:00:00.000 -> 0 * 100 + 0 = 0; YYYY-01-31T23:59:59.999 -> 0.032 * 100 + 96.774 = 99.999
//console.log(`getPX!!!::${dateObj.ISO}:`, daysInMonth, dateObj.day, dateObj.day / daysInMonth, PixelPerDays, lowerTimes, scalePerMilliseconds, preciseX, relativeX)
}
break
case 'week':
// Calculate the relative base position within a range based on a global scale.
for (let i = 0; i < Math.ceil(range.width / scaleWidth); i++) {
const nowDay = range.startDate.day + i * 7
const baseX = scaleWidth * i
const baseDate = new Date(Date.UTC(range.startDate.year, range.startDate.month - 1, nowDay))
const nowWeekNumber = getWeekNumber(baseDate)
if (dateObj.year === baseDate.getUTCFullYear() && dateObj.month === baseDate.getUTCMonth() + 1 && inRange(dateObj.weeks, nowWeekNumber - 1, nowWeekNumber + 1)) {
let startDayInWeek = baseDate.getUTCDate()
//console.log(`getPX!!!::${dateObj.ISO}:`, baseDate.getUTCFullYear(), baseDate.getUTCMonth() + 1, startDayInWeek, nowDay, baseX, dateObj.day - startDayInWeek)
relativeX = baseX + ((dateObj.day - startDayInWeek) / 7 * scaleWidth)
break
}
}
if (preciseX === -1) {
lowerTimes = (dateObj.hours * 60 * 60 * 1000) + (dateObj.minutes * 60 * 1000) + (dateObj.seconds * 1000) + dateObj.milliseconds
scalePerMilliseconds = 7 * 24 * 60 * 60 * 1000
preciseX = lowerTimes / scalePerMilliseconds * scaleWidth + relativeX
}
break
case 'weekday':
case 'day':
// Calculate the relative base position within a range based on a global scale.
for (let i = 0; i < Math.ceil(range.width / scaleWidth); i++) {
const nowDay = range.startDate.day + i
const baseX = scaleWidth * i
const baseDate = new Date(Date.UTC(range.startDate.year, range.startDate.month - 1, nowDay))
if (dateObj.year === baseDate.getUTCFullYear() && dateObj.month === baseDate.getUTCMonth() + 1 && dateObj.day === baseDate.getUTCDate()) {
//console.log(`getPX!!!?::${dateObj.ISO}:`, baseDate.getUTCFullYear(), baseDate.getUTCMonth() + 1, nowDay, baseX)
relativeX = baseX
break
}
}
if (preciseX === -1) {
lowerTimes = (dateObj.hours * 60 * 60 * 1000) + (dateObj.minutes * 60 * 1000) + (dateObj.seconds * 1000) + dateObj.milliseconds
scalePerMilliseconds = 24 * 60 * 60 * 1000
preciseX = lowerTimes / scalePerMilliseconds * scaleWidth + relativeX
}
break
case 'hour':
// Calculate the relative base position within a range based on a global scale.
for (let i = 0; i < Math.ceil(range.width / scaleWidth); i++) {
const nowHour = range.startDate.hours + i
const baseX = scaleWidth * i
const baseDate = new Date(Date.UTC(range.startDate.year, range.startDate.month - 1, range.startDate.day, nowHour))
if (dateObj.year === baseDate.getUTCFullYear() && dateObj.month === baseDate.getUTCMonth() + 1 && dateObj.day === baseDate.getUTCDate() && dateObj.hours === baseDate.getUTCHours()) {
//console.log(`getPX!!!?::${dateObj.ISO}:`, baseDate.getUTCFullYear(), baseDate.getUTCMonth() + 1, baseDate.getUTCDate(), baseDate.getUTCHours(), nowHour, baseX)
relativeX = baseX
break
}
}
if (preciseX === -1) {
lowerTimes = (dateObj.minutes * 60 * 1000) + (dateObj.seconds * 1000) + dateObj.milliseconds
scalePerMilliseconds = 60 * 60 * 1000
preciseX = lowerTimes / scalePerMilliseconds * scaleWidth + relativeX
}
break
case 'minute':
// Calculate the relative base position within a range based on a global scale.
for (let i = 0; i < Math.ceil(range.width / scaleWidth); i++) {
const nowMinute = range.startDate.minutes + i
const baseX = scaleWidth * i
const baseDate = new Date(Date.UTC(range.startDate.year, range.startDate.month - 1, range.startDate.day, range.startDate.hours, nowMinute))
if (dateObj.year === baseDate.getUTCFullYear() && dateObj.month === baseDate.getUTCMonth() + 1 && dateObj.day === baseDate.getUTCDate() && dateObj.hours === baseDate.getUTCHours() && dateObj.minutes === baseDate.getUTCMinutes()) {
//console.log(`getPX!!!?::${dateObj.ISO}:`, baseDate.getUTCFullYear(), baseDate.getUTCMonth() + 1, baseDate.getUTCDate(), baseDate.getUTCHours(), nowHour, baseX)
relativeX = baseX
break
}
}
if (preciseX === -1) {
lowerTimes = (dateObj.seconds * 1000) + dateObj.milliseconds
scalePerMilliseconds = 60 * 1000
preciseX = lowerTimes / scalePerMilliseconds * scaleWidth + relativeX
}
break
case 'second':
// Calculate the relative base position within a range based on a global scale.
for (let i = 0; i < Math.ceil(range.width / scaleWidth); i++) {
const nowSecond = range.startDate.seconds + i
const baseX = scaleWidth * i
const baseDate = new Date(Date.UTC(range.startDate.year, range.startDate.month - 1, range.startDate.day, range.startDate.hours, range.startDate.minutes, nowSecond))
if (dateObj.year === baseDate.getUTCFullYear() && dateObj.month === baseDate.getUTCMonth() + 1 && dateObj.day === baseDate.getUTCDate() && dateObj.hours === baseDate.getUTCHours() && dateObj.minutes === baseDate.getUTCMinutes() && dateObj.seconds === baseDate.getUTCSeconds()) {
//console.log(`getPX!!!?::${dateObj.ISO}:`, baseDate.getUTCFullYear(), baseDate.getUTCMonth() + 1, baseDate.getUTCDate(), baseDate.getUTCHours(), nowHour, baseX)
relativeX = baseX
break
}
}
if (preciseX === -1) {
lowerTimes = dateObj.milliseconds
scalePerMilliseconds = 1000
preciseX = lowerTimes / scalePerMilliseconds * scaleWidth + relativeX
}
break
case 'millisecond':
// Calculate the relative base position within a range based on a global scale.
for (let i = 0; i < Math.ceil(range.width / scaleWidth); i++) {
const nowMillisecond = range.startDate.milliseconds + i
const baseX = scaleWidth * i
const baseDate = new Date(Date.UTC(range.startDate.year, range.startDate.month - 1, range.startDate.day, range.startDate.hours, range.startDate.minutes, range.startDate.seconds, nowMillisecond))
if (dateObj.year === baseDate.getUTCFullYear() && dateObj.month === baseDate.getUTCMonth() + 1 && dateObj.day === baseDate.getUTCDate() && dateObj.hours === baseDate.getUTCHours() && dateObj.minutes === baseDate.getUTCMinutes() && dateObj.seconds === baseDate.getUTCSeconds() && dateObj.milliseconds === baseDate.getUTCMilliseconds()) {
console.log(`getPX!!!?::${dateObj.ISO}:`, nowMillisecond, baseX, baseDate.toISOString(), preciseX)
relativeX = baseX
break
}
}
if (preciseX === -1) {
preciseX = relativeX
}
break
}
return Math.round(preciseX * 1000) / 1000
}
/**
* Calculates the optimal height of the event node according to the stage on which it is placed.
*
* @param {PointerSize | undefined} size - Number of pixels or pointer size strings.
* @param {StageRange} range - An object that has been defined the stage range sizes.
* @returns {number} - Height of an event node (unit: pixels).
*/
export const getNodeHeight = (size: PointerSize | undefined = 'md', range: StageRange): number => {
const minHeight = Math.min(range.minScaleWidth, range.rowHeight) / 10
const sizeStr = String(size)
const maxHeight = range.rowHeight - 2
let nodeHeight: number
switch (sizeStr.toLowerCase()) {
case 'xs':
nodeHeight = Math.min(8, Math.floor(minHeight * 1.3335))
break
case 'sm':
nodeHeight = Math.min(12, Math.floor(minHeight * 1.8335))
break
case 'lg':
nodeHeight = Math.max(24, Math.floor(minHeight * 3.1628))
break
case 'xl':
nodeHeight = Math.max(36, Math.floor(minHeight * 4.8989))
break
default:
if (/^[+-]?(\d+(\.\d*)?|\.\d+)([eE][+-]?\d+)?$/.test(sizeStr)) {
const sizeNumber = Number(sizeStr)
if (sizeNumber <= 0) {
nodeHeight = Math.min(16, Math.floor(minHeight * 2.3428))
} else {
nodeHeight = sizeNumber < 1 ? Math.floor(sizeNumber * maxHeight) : Math.min(sizeNumber, maxHeight)
}
} else {
nodeHeight = Math.min(16, Math.floor(minHeight * 2.3428))
}
break
}
//console.log(`size!!!::${sizeStr}:`, minHeight, maxHeight, nodeHeight)
return Math.round(nodeHeight * 1000) / 1000
}
/**
* Optimize loaded event node data for rendering on the DOM.
*
* @param {Partial<EventNode>} baseObj
* @param {TimelineOptions} options
* @param {Record<string, any>} measurements
* @returns {Partial<EventNode>}
*/
export const optimizeEventNode = (
baseObj: Partial<EventNode>,
options: TimelineOptions,
measurements: Measures
): Partial<EventNode> => {
const globalScale = options.scale as Scale
const newObj = deepCloneObject(baseObj)! as Partial<EventNode>
// uid: You cannot set externally for the system internal value.
// This value must be strictly unique in the entire event list.
newObj.uid = hash(String(window.performance.now()))
const range: StageRange = {
width: measurements.rulerActualWidth,
height: measurements.sidebarHeight,
minScaleWidth: Math.floor(measurements.rulerActualWidth / measurements.rulerMaxCols),
maxRows: measurements.sidebarItems,
rowHeight: measurements.sidebarItemHeight,
startDate: measurements.startDate,
sts: measurements.startDate?.ts || 0,
scept: measurements.startDate?.cept || 0,
endDate: measurements.endDate,
ets: measurements.endDate?.ts || 0,
ecept: measurements.endDate?.cept || 0,
}
if (!newObj.hasOwnProperty('s') || typeof newObj.s !== 'object') {
newObj.x = newObj.y = -1
newObj.w = newObj.h = 0
return newObj as Partial<EventNode>
}
const startBaseY = getBaseRowCoordinate(newObj, range, options)
//const startBaseX = getBaseX(newObj.s!.ts, range.sts!, range.ets!, range.width, range.minScaleWidth)
//newObj.extends = {}
//newObj.extends.startBaseX = startBaseX
//newObj.x = startBaseX + getPreciseX(newObj.s!, globalScale, range/*.minScaleWidth*/)
newObj.x = getPreciseX(newObj.s!, globalScale, range)
//console.log(`startX!!!::${newObj.eventId}:`, newObj)
newObj.h = Math.floor((getNodeHeight(newObj.size || 'md', range)) * 1000) / 1000
if (!newObj.hasOwnProperty('end')) {
newObj.h = Math.floor(newObj.h * 1000) / 1000
}
newObj.y = Math.floor((startBaseY + Math.floor((range.rowHeight - newObj.h) / 2)) * 1000) / 1000
if (newObj.hasOwnProperty('end')) {
const monthNames = options.ruler.filters?.monthNames ?? undefined
const dayNames = options.ruler.filters?.dayNames ?? undefined
const firstDayOfWeek = options.ruler.firstDayOfWeek || 0
const parsedEndDate = parseDateTime(newObj.end!, options.timezone, monthNames, dayNames, firstDayOfWeek)
if (!!parsedEndDate) {
// The bar-typed event node with start and end datetime.
newObj.e = parsedEndDate
//const endBaseX = getBaseX(newObj.e!.ts, range.sts!, range.ets!, range.width, range.minScaleWidth)
//newObj.extends.endBaseX = endBaseX
//const endX = (endBaseX - newObj.x >= range.minScaleWidth ? endBaseX - range.minScaleWidth : endBaseX) + getPreciseX(newObj.e!, globalScale, range.minScaleWidth)
const endX = getPreciseX(newObj.e!, globalScale, range/*.minScaleWidth*/)
const startDateOfMilliseconds = newObj.s.ts * 1000 + newObj.s.milliseconds
const endDateOfMilliseconds = newObj.e.ts * 1000 + newObj.e.milliseconds
//console.log(`!!!::${newObj.eventId}:`, startBaseX, newObj.x, endX, 'width:', endX - newObj.x, endDateOfMilliseconds, startDateOfMilliseconds)
if (endDateOfMilliseconds > startDateOfMilliseconds) {
if (endX >= range.width) {
newObj.w = Math.round((range.width - newObj.x) * 1000) / 1000
//} else if (endX > 0) {
// newObj.w = Math.round((startBaseX + endX - newObj.x) * 1000) / 1000
} else {
//console.log(`endX::${newObj.eventId}:`, startBaseX, endBaseX, endX, newObj.x)
//newObj.w = Math.round((endBaseX + endX - newObj.x) * 1000) / 1000
newObj.w = Math.round((endX - newObj.x) * 1000) / 1000
}
}
//console.log(`endX::${newObj.eventId}:`, startBaseX, '+', endX, '=', startBaseX + endX, endBaseX, endBaseX - startBaseX)
/*
if (endX > newObj.x) {
//newObj.w = Math.round((endX > range.width ? range.width - newObj.x : endX - newObj.x) * 1000) / 1000
newObj.w = Math.round((endX > range.width ? range.width - newObj.x : endX - newObj.x) * 1000) / 1000
}*/
} else {
// Handle as same the pointer-typed event node positioning when invalid end datetime.
newObj.w = newObj.h
if (newObj.x < range.width - newObj.w / 2) {
newObj.x = Math.round((newObj.x - (newObj.w / 2)) * 1000) / 1000
}
}
} else {
// The pointer-typed event node with start datetime only.
newObj.w = newObj.h
if (newObj.x < range.width - newObj.w / 2) {
newObj.x = Math.round((newObj.x - (newObj.w / 2)) * 1000) / 1000
}
}
//console.log(`optimizeEventNode::${newObj.eventId}:`, newObj, range, newObj.x, newObj.y, newObj.w, newObj.h)
return newObj as Partial<EventNode>
}
export const findEvents = (targetElementId: string, conditions: { [key: string]: any }/*, fromCache: boolean | undefined = false*/): any => {
const targetElement = document.getElementById(targetElementId)!
const eventNodeCollection = targetElement.querySelectorAll('.sunorhc-timeline-event-node')!
if (eventNodeCollection.length == 0) {
return []
}
let eventNodes: Record<string, any>[] = []
Array.from(eventNodeCollection).forEach((elm: Element): void => {
const eventNode = elm as HTMLElement
eventNodes.push({
id: eventNode.dataset!.eventId,
type: eventNode.classList.contains('bar-type') ? 'bar' : 'pointer',
x: eventNode.offsetLeft,
y: eventNode.offsetTop,
w: eventNode.offsetWidth,
h: eventNode.offsetHeight,
})
})
let matches: any = null
for (const key in conditions) {
//console.log('findEvents:!!!:', eventNodes, key, conditions[key])
switch(key.toLowerCase()) {
case 'latest':
if (conditions[key]) {
matches = { id: null, a: 0 }
eventNodes.forEach((item) => {
// The event with the largest end is the latest.
if (matches.a <= item.x + item.w) {
matches = { id: item.id, a: item.x + item.w }
}
})
}
break
case 'id':
if (conditions[key]) {
const pattern = new RegExp(`^(EventNode:)?${conditions[key]}$`, 'i')
matches = eventNodes.filter((item) => pattern.test(item.id))
}
matches = Array.isArray(matches) && matches.length > 0 ? matches[0] : null
break
default:
break
}
}
//console.log('findEvents:!!!:', matches, conditions, fromCache)
if (!!matches && !isEmptyObject(matches)) {
return targetElement.querySelector(`.sunorhc-timeline-event-node[data-event-id="${matches.id}"]`)
} else {
return matches
}
}
/**
* reduce an array of scale collections with scales truncation lewer than specific scale.
*
* @param {Scale} scale - The scale of the base point that separates the upper and lower.
* @param {string[]} scaleCollection - An array containing multiple scale strings that assumes the rows property
* of the RulerConfig interface.
* @returns {string[]} - An array of scale collections with reduced lower scales.
*/
export const truncateLowerRulerItems = (scale: Scale, scaleCollection: string[]): string[] => {
const scaleIndex = [ 'year', 'month', 'week', 'weekday', 'day', 'hour', 'minute', 'second', 'millisecond' ]
const scaleIndexBounds = scaleIndex.findIndex(v => v === scale)
const remainScales = scaleCollection.filter((scaleStr: string) => {
return scaleIndexBounds >= scaleIndex.findIndex(v => v === toValidScale(scaleStr))
})
console.log('truncateLowerRulerItems!!!::', scale, scaleCollection, scaleIndexBounds, remainScales)
return remainScales
}
/**
* Save data to specified web storage.
*
* @param {StorageType} storage - 'sessionStorage' or 'localStorage'
* @param {string} key
* @param {any} data
* @param {boolean} hasExpiration - Whether the data to be stored has an expiration period; Default to false.
*/
export const saveToStorage = (storage: StorageType, key: string, data: any, hasExpiration: boolean = false): void => {
if (typeof data === 'object') {
data = JSON.stringify(data)
} else if (typeof data !== 'string') {
data = String(data)
}
const compressedString = LZString.compressToUTF16(data)
const base64String = btoa(encodeURIComponent(compressedString));
//console.log(base64String, base64String.length);
(window[storage] as Storage).setItem(key, base64String)
if (hasExpiration) {
const expirationKey = `${key}:expiration`
const expirationData = JSON.stringify({ hash: hash(base64String), cached: new Date().getTime() });
(window[storage] as Storage).setItem(expirationKey, expirationData)
}
}
/**
* Load data from specified web storage.
* If the valid storage period expiredTime is specified, the expiration date of the saved data will be checked,
* the expired data will be discarded, and null will be returned.
*
* @param {StorageType} storage - 'sessionStorage' or 'localStorage'
* @param {string} key
* @param {number} expiredTime - Time until expiration from stored (unit: milliseconds); Default to 0 is never expired.
* @returns {any | null}
*/
export const loadFromStorage = (storage: StorageType, key: string, expiredTime: number = 0): any | null => {
const rawData = (window[storage] as Storage).getItem(key)
if (!rawData) {
return null
}
if (expiredTime > 0) {
// An expiration time is specified.
const checkExpirationKey = `${key}:expiration`
const rawExpirationData = (window[storage] as Storage).getItem(checkExpirationKey)
if (rawExpirationData !== null) {
const expirationData = JSON.parse(rawExpirationData)
const nowTime = new Date().getTime()
//console.log('getExpirationData:', expirationData, hash(rawData), nowTime, expirationData.cached + expiredTime >= nowTime, expirationData.hash !== hash(rawData))
if (expirationData.cached + expiredTime < nowTime || expirationData.hash !== hash(rawData)) {
// Abort cache data because expired or unmatched hash of cache.
removeToStorage(storage, checkExpirationKey, key)
return null
}
}
}
const compressedString = decodeURIComponent(atob(rawData))
const decompressString = LZString.decompressFromUTF16(compressedString)
if (!decompressString) {
return null
}
try {
return JSON.parse(decompressString)
} catch (e) {
return decompressString
}
}
/**
* Remove data from specified web storage. It can be multiple removing data at once too.
*
* @param {StorageType} storage - 'sessionStorage' or 'localStorage'
* @param {string[]} keys - You can specify multiple keys to delete data at once.
*/
export const removeToStorage = (storage: StorageType, ...keys: string[]): void => {
keys.forEach((key: string) => {
console.log('removeToStorage:', key, storage);
(window[storage] as Storage).removeItem(key)
})
}
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