refactor: time between dates

This commit is contained in:
Ibrahima G. Coulibaly
2025-03-27 20:19:43 +00:00
parent dc44f44f53
commit 0576223aa5
4 changed files with 232 additions and 361 deletions

196
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View File

@@ -1,3 +0,0 @@
import TimeBetweenDates from '../tools/time/time-between-dates';
export default TimeBetweenDates;

View File

@@ -1,12 +1,13 @@
import { Box, Typography, Paper } from '@mui/material';
import { Box, Paper, Typography } from '@mui/material';
import React, { useState } from 'react';
import ToolContent from '@components/ToolContent';
import TextFieldWithDesc from '@components/options/TextFieldWithDesc';
import SelectWithDesc from '@components/options/SelectWithDesc';
import {
calculateTimeBetweenDates,
formatTimeDifference,
getTimeWithTimezone
formatTimeWithLargestUnit,
getTimeWithTimezone,
unitHierarchy
} from './service';
import * as Yup from 'yup';
import { CardExampleType } from '@components/examples/ToolExamples';
@@ -29,135 +30,6 @@ type InitialValuesType = {
endTimezone: string;
};
// Helper function to format time based on largest unit
const formatTimeWithLargestUnit = (
difference: any,
largestUnit: TimeUnit
): string => {
const unitHierarchy: TimeUnit[] = [
'years',
'months',
'days',
'hours',
'minutes',
'seconds',
'milliseconds'
];
const largestUnitIndex = unitHierarchy.indexOf(largestUnit);
const unitsToInclude = unitHierarchy.slice(largestUnitIndex);
// Make a deep copy of the difference object to avoid modifying the original
const convertedDifference = { ...difference };
// Constants for time conversions - more precise values
const HOURS_PER_DAY = 24;
const DAYS_PER_MONTH = 30; // Approximation
const MONTHS_PER_YEAR = 12;
const DAYS_PER_YEAR = 365; // Approximation
const MINUTES_PER_HOUR = 60;
const SECONDS_PER_MINUTE = 60;
const MS_PER_SECOND = 1000;
// Apply conversions based on the selected largest unit
if (largestUnit === 'months') {
// Convert years to months
convertedDifference.months += convertedDifference.years * MONTHS_PER_YEAR;
convertedDifference.years = 0;
} else if (largestUnit === 'days') {
// Convert years and months to days
convertedDifference.days +=
convertedDifference.years * DAYS_PER_YEAR +
convertedDifference.months * DAYS_PER_MONTH;
convertedDifference.months = 0;
convertedDifference.years = 0;
} else if (largestUnit === 'hours') {
// Convert years, months, and days to hours
convertedDifference.hours +=
convertedDifference.years * DAYS_PER_YEAR * HOURS_PER_DAY +
convertedDifference.months * DAYS_PER_MONTH * HOURS_PER_DAY +
convertedDifference.days * HOURS_PER_DAY;
convertedDifference.days = 0;
convertedDifference.months = 0;
convertedDifference.years = 0;
} else if (largestUnit === 'minutes') {
// Convert years, months, days, and hours to minutes
convertedDifference.minutes +=
convertedDifference.years *
DAYS_PER_YEAR *
HOURS_PER_DAY *
MINUTES_PER_HOUR +
convertedDifference.months *
DAYS_PER_MONTH *
HOURS_PER_DAY *
MINUTES_PER_HOUR +
convertedDifference.days * HOURS_PER_DAY * MINUTES_PER_HOUR +
convertedDifference.hours * MINUTES_PER_HOUR;
convertedDifference.hours = 0;
convertedDifference.days = 0;
convertedDifference.months = 0;
convertedDifference.years = 0;
} else if (largestUnit === 'seconds') {
// Convert years, months, days, hours, and minutes to seconds
convertedDifference.seconds +=
convertedDifference.years *
DAYS_PER_YEAR *
HOURS_PER_DAY *
MINUTES_PER_HOUR *
SECONDS_PER_MINUTE +
convertedDifference.months *
DAYS_PER_MONTH *
HOURS_PER_DAY *
MINUTES_PER_HOUR *
SECONDS_PER_MINUTE +
convertedDifference.days *
HOURS_PER_DAY *
MINUTES_PER_HOUR *
SECONDS_PER_MINUTE +
convertedDifference.hours * MINUTES_PER_HOUR * SECONDS_PER_MINUTE +
convertedDifference.minutes * SECONDS_PER_MINUTE;
convertedDifference.minutes = 0;
convertedDifference.hours = 0;
convertedDifference.days = 0;
convertedDifference.months = 0;
convertedDifference.years = 0;
} else if (largestUnit === 'milliseconds') {
// Convert everything to milliseconds
convertedDifference.milliseconds +=
convertedDifference.years *
DAYS_PER_YEAR *
HOURS_PER_DAY *
MINUTES_PER_HOUR *
SECONDS_PER_MINUTE *
MS_PER_SECOND +
convertedDifference.months *
DAYS_PER_MONTH *
HOURS_PER_DAY *
MINUTES_PER_HOUR *
SECONDS_PER_MINUTE *
MS_PER_SECOND +
convertedDifference.days *
HOURS_PER_DAY *
MINUTES_PER_HOUR *
SECONDS_PER_MINUTE *
MS_PER_SECOND +
convertedDifference.hours *
MINUTES_PER_HOUR *
SECONDS_PER_MINUTE *
MS_PER_SECOND +
convertedDifference.minutes * SECONDS_PER_MINUTE * MS_PER_SECOND +
convertedDifference.seconds * MS_PER_SECOND;
convertedDifference.seconds = 0;
convertedDifference.minutes = 0;
convertedDifference.hours = 0;
convertedDifference.days = 0;
convertedDifference.months = 0;
convertedDifference.years = 0;
}
return formatTimeDifference(convertedDifference, unitsToInclude);
};
const initialValues: InitialValuesType = {
startDate: new Date().toISOString().split('T')[0],
startTime: '00:00',
@@ -178,17 +50,26 @@ const validationSchema = Yup.object({
const timezoneOptions = [
{ value: 'local', label: 'Local Time' },
{ value: 'GMT+0000', label: 'GMT+0000 (UTC)' },
{ value: 'GMT-0500', label: 'GMT-0500 (Eastern Standard Time)' },
{ value: 'GMT-0600', label: 'GMT-0600 (Central Standard Time)' },
{ value: 'GMT-0700', label: 'GMT-0700 (Mountain Standard Time)' },
{ value: 'GMT-0800', label: 'GMT-0800 (Pacific Standard Time)' },
{ value: 'GMT+0100', label: 'GMT+0100 (Central European Time)' },
{ value: 'GMT+0200', label: 'GMT+0200 (Eastern European Time)' },
{ value: 'GMT+0530', label: 'GMT+0530 (Indian Standard Time)' },
{ value: 'GMT+0800', label: 'GMT+0800 (China Standard Time)' },
{ value: 'GMT+0900', label: 'GMT+0900 (Japan Standard Time)' },
{ value: 'GMT+1000', label: 'GMT+1000 (Australian Eastern Standard Time)' }
...Intl.supportedValuesOf('timeZone')
.map((tz) => {
const formatter = new Intl.DateTimeFormat('en', {
timeZone: tz,
timeZoneName: 'shortOffset'
});
const offset =
formatter
.formatToParts(new Date())
.find((part) => part.type === 'timeZoneName')?.value || '';
return {
value: offset.replace('UTC', 'GMT'),
label: `${offset.replace('UTC', 'GMT')} (${tz})`
};
})
.sort((a, b) =>
a.value.localeCompare(b.value, undefined, { numeric: true })
)
];
const exampleCards: CardExampleType<InitialValuesType>[] = [
@@ -213,8 +94,8 @@ const exampleCards: CardExampleType<InitialValuesType>[] = [
startTime: '12:00',
endDate: '2023-01-01',
endTime: '12:00',
startTimezone: 'GMT-0500',
endTimezone: 'GMT+0000'
startTimezone: 'GMT-5',
endTimezone: 'GMT'
},
sampleResult: '5 hours'
},
@@ -325,7 +206,6 @@ export default function TimeBetweenDates() {
]}
compute={(values) => {
try {
// Create Date objects with timezone consideration
const startDateTime = getTimeWithTimezone(
values.startDate,
values.startTime,
@@ -344,36 +224,17 @@ export default function TimeBetweenDates() {
endDateTime
);
// Format the result - use 'years' as the default largest unit
if (typeof difference === 'number') {
setResult(`${difference} milliseconds`);
} else {
// Auto-determine the best unit to display based on the time difference
let bestUnit: TimeUnit = 'years';
// Auto-determine the best unit to display based on the time difference
const bestUnit: TimeUnit =
unitHierarchy.find((unit) => difference[unit] > 0) ||
'milliseconds';
if (difference.years > 0) {
bestUnit = 'years';
} else if (difference.months > 0) {
bestUnit = 'months';
} else if (difference.days > 0) {
bestUnit = 'days';
} else if (difference.hours > 0) {
bestUnit = 'hours';
} else if (difference.minutes > 0) {
bestUnit = 'minutes';
} else if (difference.seconds > 0) {
bestUnit = 'seconds';
} else {
bestUnit = 'milliseconds';
}
const formattedDifference = formatTimeWithLargestUnit(
difference,
bestUnit
);
const formattedDifference = formatTimeWithLargestUnit(
difference,
bestUnit
);
setResult(formattedDifference);
}
setResult(formattedDifference);
} catch (error) {
setResult(
`Error: ${

View File

@@ -1,28 +1,20 @@
type TimeUnit =
| 'milliseconds'
| 'seconds'
| 'minutes'
| 'hours'
| 'days'
| 'months'
| 'years';
export const unitHierarchy = [
'years',
'months',
'days',
'hours',
'minutes',
'seconds',
'milliseconds'
] as const;
interface TimeDifference {
milliseconds: number;
seconds: number;
minutes: number;
hours: number;
days: number;
months: number;
years: number;
}
export type TimeUnit = (typeof unitHierarchy)[number];
export type TimeDifference = Record<TimeUnit, number>;
export const calculateTimeBetweenDates = (
startDate: Date,
endDate: Date,
unit: TimeUnit = 'milliseconds'
): TimeDifference | number => {
// Ensure endDate is after startDate
endDate: Date
): TimeDifference => {
if (endDate < startDate) {
const temp = startDate;
startDate = endDate;
@@ -44,12 +36,6 @@ export const calculateTimeBetweenDates = (
const months = (endYear - startYear) * 12 + (endMonth - startMonth);
const years = Math.floor(months / 12);
// If specific unit requested, return just that value
if (unit !== 'milliseconds') {
return { milliseconds, seconds, minutes, hours, days, months, years }[unit];
}
// Otherwise return the complete breakdown
return {
milliseconds,
seconds,
@@ -63,64 +49,32 @@ export const calculateTimeBetweenDates = (
export const formatTimeDifference = (
difference: TimeDifference,
includeUnits: TimeUnit[] = [
'years',
'months',
'days',
'hours',
'minutes',
'seconds'
]
includeUnits: TimeUnit[] = unitHierarchy.slice(0, -1)
): string => {
const parts: string[] = [];
const timeUnits: { key: TimeUnit; value: number; divisor?: number }[] = [
{ key: 'years', value: difference.years },
{ key: 'months', value: difference.months, divisor: 12 },
{ key: 'days', value: difference.days, divisor: 30 },
{ key: 'hours', value: difference.hours, divisor: 24 },
{ key: 'minutes', value: difference.minutes, divisor: 60 },
{ key: 'seconds', value: difference.seconds, divisor: 60 }
];
if (includeUnits.includes('years') && difference.years > 0) {
parts.push(
`${difference.years} ${difference.years === 1 ? 'year' : 'years'}`
);
}
if (includeUnits.includes('months') && difference.months % 12 > 0) {
const remainingMonths = difference.months % 12;
parts.push(
`${remainingMonths} ${remainingMonths === 1 ? 'month' : 'months'}`
);
}
if (includeUnits.includes('days') && difference.days % 30 > 0) {
const remainingDays = difference.days % 30;
parts.push(`${remainingDays} ${remainingDays === 1 ? 'day' : 'days'}`);
}
if (includeUnits.includes('hours') && difference.hours % 24 > 0) {
const remainingHours = difference.hours % 24;
parts.push(`${remainingHours} ${remainingHours === 1 ? 'hour' : 'hours'}`);
}
if (includeUnits.includes('minutes') && difference.minutes % 60 > 0) {
const remainingMinutes = difference.minutes % 60;
parts.push(
`${remainingMinutes} ${remainingMinutes === 1 ? 'minute' : 'minutes'}`
);
}
if (includeUnits.includes('seconds') && difference.seconds % 60 > 0) {
const remainingSeconds = difference.seconds % 60;
parts.push(
`${remainingSeconds} ${remainingSeconds === 1 ? 'second' : 'seconds'}`
);
}
const parts = timeUnits
.filter(({ key }) => includeUnits.includes(key))
.map(({ key, value, divisor }) => {
const remaining = divisor ? value % divisor : value;
return remaining > 0 ? `${remaining} ${key}` : '';
})
.filter(Boolean);
if (parts.length === 0) {
if (includeUnits.includes('milliseconds')) {
parts.push(
`${difference.milliseconds} ${
difference.milliseconds === 1 ? 'millisecond' : 'milliseconds'
}`
);
} else {
parts.push('0 seconds');
return `${difference.milliseconds} millisecond${
difference.milliseconds === 1 ? '' : 's'
}`;
}
return '0 seconds';
}
return parts.join(', ');
@@ -132,19 +86,68 @@ export const getTimeWithTimezone = (
timezone: string
): Date => {
// Combine date and time
const dateTimeString = `${dateString}T${timeString}`;
const dateTimeString = `${dateString}T${timeString}Z`; // Append 'Z' to enforce UTC parsing
const utcDate = new Date(dateTimeString);
// Create a date object in the local timezone
const dateObject = new Date(dateTimeString);
// If timezone is provided, adjust the date
if (timezone && timezone !== 'local') {
// Create date string with the timezone identifier
const dateWithTimezone = new Date(
dateTimeString + timezone.replace('GMT', '')
);
return dateWithTimezone;
if (isNaN(utcDate.getTime())) {
throw new Error('Invalid date or time format');
}
return dateObject;
// If timezone is "local", return the local date
if (timezone === 'local') {
return utcDate;
}
// Extract offset from timezone (e.g., "GMT+5:30" or "GMT-4")
const match = timezone.match(/^GMT(?:([+-]\d{1,2})(?::(\d{2}))?)?$/);
if (!match) {
throw new Error('Invalid timezone format');
}
const offsetHours = match[1] ? parseInt(match[1], 10) : 0;
const offsetMinutes = match[2] ? parseInt(match[2], 10) : 0;
const totalOffsetMinutes =
offsetHours * 60 + (offsetHours < 0 ? -offsetMinutes : offsetMinutes);
// Adjust the UTC date by the timezone offset
return new Date(utcDate.getTime() - totalOffsetMinutes * 60 * 1000);
};
// Helper function to format time based on largest unit
export const formatTimeWithLargestUnit = (
difference: TimeDifference,
largestUnit: TimeUnit
): string => {
const conversionFactors: Record<TimeUnit, number> = {
years: 365.2425, // Leap years considered
months: 30.436875, // Average month length
days: 24, // Hours per day
hours: 60, // Minutes per hour
minutes: 60, // Seconds per minute
seconds: 1000, // Milliseconds per second
milliseconds: 1
};
const largestUnitIndex = unitHierarchy.indexOf(largestUnit);
const unitsToInclude = unitHierarchy.slice(largestUnitIndex);
// Deep copy to avoid mutating original object
const convertedDifference = { ...difference };
let carryOver = 0;
for (let i = 0; i < largestUnitIndex; i++) {
const unit = unitHierarchy[i];
const nextUnit = unitHierarchy[i + 1];
if (nextUnit) {
carryOver =
(convertedDifference[unit] || 0) * (conversionFactors[unit] || 1);
convertedDifference[nextUnit] =
(convertedDifference[nextUnit] || 0) + carryOver;
convertedDifference[unit] = 0;
}
}
return formatTimeDifference(convertedDifference, unitsToInclude);
};