design-angular-kit
Version:
Un toolkit Angular conforme alle linee guida di design per i servizi web della PA
162 lines • 19.5 kB
JavaScript
import { shareReplay, takeWhile, timer } from 'rxjs';
import { map } from 'rxjs/operators';
export class ItDateUtils {
/**
* Add seconds to date
* @param date the date
* @param seconds seconds to add
*/
static addSeconds(date, seconds) {
const newDate = new Date(date.valueOf());
newDate.setSeconds(date.getSeconds() + seconds);
return newDate;
}
/**
* Add minutes to date
* @param date the date
* @param minutes minutes to add
*/
static addMinutes(date, minutes) {
const newDate = new Date(date.valueOf());
newDate.setMinutes(date.getMinutes() + minutes);
return newDate;
}
/**
* Add hours to date
* @param date the date
* @param hours hours to add
*/
static addHours(date, hours) {
const newDate = new Date(date.valueOf());
newDate.setHours(date.getHours() + hours);
return newDate;
}
/**
* Add days to date
* @param date the date
* @param days days to add
*/
static addDays(date, days) {
const newDate = new Date(date.valueOf());
newDate.setDate(date.getDate() + days);
return newDate;
}
/**
* Add years to date
* @param date the date
* @param months months to add
*/
static addMonths(date, months) {
const newDate = new Date(date.valueOf());
newDate.setMonth(date.getMonth() + months);
return newDate;
}
/**
* Add years to date
* @param date the date
* @param years years to add
*/
static addYears(date, years) {
const newDate = new Date(date.valueOf());
newDate.setFullYear(date.getFullYear() + years);
return newDate;
}
/**
* Calculate number of days between two date
* @param startDate
* @param endDate
* @param absolute return unsigned result
*/
static countDays(startDate, endDate, absolute = false) {
const differenceInTime = endDate.getTime() - startDate.getTime();
const diff = absolute ? Math.abs(differenceInTime) : differenceInTime;
return Math.ceil(diff / (1000 * 3600 * 24));
}
/**
* Check if string is a date with iso format
* @param value the string
*/
static isIsoString(value) {
if (!value || !/\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}.\d{3}Z/.test(value)) {
return false;
}
const d = new Date(value);
return !!d && !isNaN(d.getTime()) && d.toISOString() === value;
}
/**
* Convert iso string to Date
* @param isoString the iso string
*/
static isoStringToDate(isoString) {
return isoString ? new Date(Date.parse(isoString)) : null;
}
/**
* Remove time from an iso date string
* @param isoString the iso string
*/
static isoStringRemoveTime(isoString) {
let date = ItDateUtils.isoStringToDate(isoString);
if (!date) {
return isoString;
}
const offset = date.getTimezoneOffset();
date = new Date(date.getTime() - offset * 60 * 1000);
return date.toISOString().substring(0, isoString.indexOf('T'));
}
/**
* Set iso string hours to 0 and format correctly the date (consider timezone offset)
* @example '2024-03-04T23:00:00.000Z' -> '2024-03-05T00:00:00.000Z'
* @param isoString the iso string
*/
static isoStringSetZeroTime(isoString) {
let date = ItDateUtils.isoStringToDate(isoString);
if (!date) {
return isoString;
}
const offset = date.getTimezoneOffset();
date = new Date(date.getTime() - offset * 60 * 1000);
date.setUTCHours(0, 0, 0, 0);
return date.toISOString();
}
/**
* Calculate the date time left and return the string format [d h m s]
* @param endDate
*/
static timeLeftString(endDate) {
const endTime = endDate.getTime();
return timer(0, 1000).pipe(map(() => Math.floor((endTime - new Date().getTime()) / 1000)), takeWhile(delta => delta >= 0), map(delta => {
const arrayResult = [];
const days = Math.floor(delta / 60 / 60 / 24);
if (days > 0) {
arrayResult.push(days + 'd');
}
delta -= days * 60 * 60 * 24;
const hours = Math.floor(delta / 60 / 60) % 24;
if (hours > 0) {
arrayResult.push(hours + 'h');
}
delta -= hours * 60 * 60;
const minutes = Math.floor(delta / 60) % 60;
arrayResult.push(minutes + 'm');
delta -= minutes * 60;
const seconds = delta % 60;
arrayResult.push(seconds + 's');
return arrayResult.join(' ');
}), shareReplay(1));
}
/**
* Calculate the next day of week
* @param dayOfWeek Day of week 0=Sunday, 1=Monday...4=Thursday...
* @param hour the specif hour
* @param minute the specific minute
*/
static nextWeekDayAndTime(dayOfWeek, hour = 0, minute = 0) {
const now = new Date();
const result = new Date(now.getFullYear(), now.getMonth(), now.getDate() + ((7 + dayOfWeek - now.getDay()) % 7), hour, minute, 0, 0);
if (result < now) {
result.setDate(result.getDate() + 7);
}
return result;
}
}
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urcesContent":["import { Observable, shareReplay, takeWhile, timer } from 'rxjs';\nimport { map } from 'rxjs/operators';\n\nexport class ItDateUtils {\n  /**\n   * Add seconds to date\n   * @param date the date\n   * @param seconds seconds to add\n   */\n  public static addSeconds(date: Date, seconds: number): Date {\n    const newDate = new Date(date.valueOf());\n    newDate.setSeconds(date.getSeconds() + seconds);\n    return newDate;\n  }\n\n  /**\n   * Add minutes to date\n   * @param date the date\n   * @param minutes minutes to add\n   */\n  public static addMinutes(date: Date, minutes: number): Date {\n    const newDate = new Date(date.valueOf());\n    newDate.setMinutes(date.getMinutes() + minutes);\n    return newDate;\n  }\n\n  /**\n   * Add hours to date\n   * @param date the date\n   * @param hours hours to add\n   */\n  public static addHours(date: Date, hours: number): Date {\n    const newDate = new Date(date.valueOf());\n    newDate.setHours(date.getHours() + hours);\n    return newDate;\n  }\n\n  /**\n   * Add days to date\n   * @param date the date\n   * @param days days to add\n   */\n  public static addDays(date: Date, days: number): Date {\n    const newDate = new Date(date.valueOf());\n    newDate.setDate(date.getDate() + days);\n    return newDate;\n  }\n\n  /**\n   * Add years to date\n   * @param date the date\n   * @param months months to add\n   */\n  public static addMonths(date: Date, months: number): Date {\n    const newDate = new Date(date.valueOf());\n    newDate.setMonth(date.getMonth() + months);\n    return newDate;\n  }\n\n  /**\n   * Add years to date\n   * @param date the date\n   * @param years years to add\n   */\n  public static addYears(date: Date, years: number): Date {\n    const newDate = new Date(date.valueOf());\n    newDate.setFullYear(date.getFullYear() + years);\n    return newDate;\n  }\n\n  /**\n   * Calculate number of days between two date\n   * @param startDate\n   * @param endDate\n   * @param absolute return unsigned result\n   */\n  public static countDays(startDate: Date, endDate: Date, absolute: boolean = false): number {\n    const differenceInTime = endDate.getTime() - startDate.getTime();\n    const diff = absolute ? Math.abs(differenceInTime) : differenceInTime;\n    return Math.ceil(diff / (1000 * 3600 * 24));\n  }\n\n  /**\n   * Check if string is a date with iso format\n   * @param value the string\n   */\n  public static isIsoString(value: string | null): boolean {\n    if (!value || !/\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}:\\d{2}.\\d{3}Z/.test(value)) {\n      return false;\n    }\n    const d = new Date(value);\n    return !!d && !isNaN(d.getTime()) && d.toISOString() === value;\n  }\n\n  /**\n   * Convert iso string to Date\n   * @param isoString the iso string\n   */\n  public static isoStringToDate(isoString: string | null): Date | null {\n    return isoString ? new Date(Date.parse(isoString)) : null;\n  }\n\n  /**\n   * Remove time from an iso date string\n   * @param isoString the iso string\n   */\n  public static isoStringRemoveTime(isoString: string): string {\n    let date = ItDateUtils.isoStringToDate(isoString);\n    if (!date) {\n      return isoString;\n    }\n    const offset = date.getTimezoneOffset();\n    date = new Date(date.getTime() - offset * 60 * 1000);\n    return date.toISOString().substring(0, isoString.indexOf('T'));\n  }\n\n  /**\n   * Set iso string hours to 0 and format correctly the date (consider timezone offset)\n   * @example '2024-03-04T23:00:00.000Z' -> '2024-03-05T00:00:00.000Z'\n   * @param isoString the iso string\n   */\n  public static isoStringSetZeroTime(isoString: string): string {\n    let date = ItDateUtils.isoStringToDate(isoString);\n    if (!date) {\n      return isoString;\n    }\n    const offset = date.getTimezoneOffset();\n    date = new Date(date.getTime() - offset * 60 * 1000);\n    date.setUTCHours(0, 0, 0, 0);\n    return date.toISOString();\n  }\n\n  /**\n   * Calculate the date time left and return the string format [d h m s]\n   * @param endDate\n   */\n  public static timeLeftString(endDate: Date): Observable<string> {\n    const endTime = endDate.getTime();\n    return timer(0, 1000).pipe(\n      map(() => Math.floor((endTime - new Date().getTime()) / 1000)),\n      takeWhile(delta => delta >= 0),\n      map(delta => {\n        const arrayResult: Array<string> = [];\n        const days = Math.floor(delta / 60 / 60 / 24);\n        if (days > 0) {\n          arrayResult.push(days + 'd');\n        }\n        delta -= days * 60 * 60 * 24;\n        const hours = Math.floor(delta / 60 / 60) % 24;\n        if (hours > 0) {\n          arrayResult.push(hours + 'h');\n        }\n\n        delta -= hours * 60 * 60;\n        const minutes = Math.floor(delta / 60) % 60;\n        arrayResult.push(minutes + 'm');\n\n        delta -= minutes * 60;\n        const seconds = delta % 60;\n        arrayResult.push(seconds + 's');\n\n        return arrayResult.join(' ');\n      }),\n      shareReplay(1)\n    );\n  }\n\n  /**\n   * Calculate the next day of week\n   * @param dayOfWeek Day of week 0=Sunday, 1=Monday...4=Thursday...\n   * @param hour the specif hour\n   * @param minute the specific minute\n   */\n  public static nextWeekDayAndTime(dayOfWeek: number, hour = 0, minute = 0): Date {\n    const now = new Date();\n    const result = new Date(now.getFullYear(), now.getMonth(), now.getDate() + ((7 + dayOfWeek - now.getDay()) % 7), hour, minute, 0, 0);\n\n    if (result < now) {\n      result.setDate(result.getDate() + 7);\n    }\n\n    return result;\n  }\n}\n"]}