ngx-timeago
Version:
Live updating timestamps in Angular 6+.
119 lines • 18.9 kB
JavaScript
import { Injectable } from '@angular/core';
import { MINUTE, HOUR, DAY, WEEK, MONTH, YEAR } from './util';
import * as i0 from "@angular/core";
import * as i1 from "./timeago.intl";
const defaultFormattter = function (then) {
const now = Date.now();
const seconds = Math.round(Math.abs(now - then) / 1000);
const suffix = then < now ? 'ago' : 'from now';
const [value, unit] = seconds < MINUTE
? [Math.round(seconds), 'second']
: seconds < HOUR
? [Math.round(seconds / MINUTE), 'minute']
: seconds < DAY
? [Math.round(seconds / HOUR), 'hour']
: seconds < WEEK
? [Math.round(seconds / DAY), 'day']
: seconds < MONTH
? [Math.round(seconds / WEEK), 'week']
: seconds < YEAR
? [Math.round(seconds / MONTH), 'month']
: [Math.round(seconds / YEAR), 'year'];
return { value, unit, suffix };
};
export class TimeagoFormatter {
}
class TimeagoDefaultFormatter extends TimeagoFormatter {
format(then) {
const { suffix, value, unit } = defaultFormattter(then);
return this.parse(value, unit, suffix);
}
parse(value, unit, suffix) {
if (value !== 1) {
unit += 's';
}
return value + ' ' + unit + ' ' + suffix;
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.1.1", ngImport: i0, type: TimeagoDefaultFormatter, deps: null, target: i0.ɵɵFactoryTarget.Injectable }); }
static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "16.1.1", ngImport: i0, type: TimeagoDefaultFormatter }); }
}
export { TimeagoDefaultFormatter };
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.1.1", ngImport: i0, type: TimeagoDefaultFormatter, decorators: [{
type: Injectable
}] });
class TimeagoCustomFormatter extends TimeagoFormatter {
constructor(intl) {
super();
this.intl = intl;
}
format(then) {
const { suffix, value, unit } = defaultFormattter(then);
return this.parse(value, unit, suffix, Date.now(), then);
}
parse(value, unit, suffix, now, then) {
/** convert weeks to days if strings don't handle weeks */
if (unit === 'week' && !this.intl.strings.week && !this.intl.strings.weeks) {
const days = Math.round(Math.abs(now - then) / (1000 * 60 * 60 * 24));
value = days;
unit = 'day';
}
/** create a normalize function for given value */
const normalize = this.normalizeFn(value, now - then, this.intl.strings.numbers);
/** The eventual return value stored in an array so that the wordSeparator can be used */
const dateString = [];
/** handle prefixes */
if (suffix === 'ago' && this.intl.strings.prefixAgo) {
dateString.push(normalize(this.intl.strings.prefixAgo));
}
if (suffix === 'from now' && this.intl.strings.prefixFromNow) {
dateString.push(normalize(this.intl.strings.prefixFromNow));
}
/** Handle Main number and unit */
const isPlural = value > 1;
if (isPlural) {
const stringFn = this.intl.strings[unit + 's'] || this.intl.strings[unit] || '%d ' + unit;
dateString.push(normalize(stringFn));
}
else {
const stringFn = this.intl.strings[unit] || this.intl.strings[unit + 's'] || '%d ' + unit;
dateString.push(normalize(stringFn));
}
/** Handle Suffixes */
if (suffix === 'ago' && this.intl.strings.suffixAgo) {
dateString.push(normalize(this.intl.strings.suffixAgo));
}
if (suffix === 'from now' && this.intl.strings.suffixFromNow) {
dateString.push(normalize(this.intl.strings.suffixFromNow));
}
/** join the array into a string and return it */
const wordSeparator = typeof this.intl.strings.wordSeparator === 'string' ? this.intl.strings.wordSeparator : ' ';
return dateString.join(wordSeparator);
}
/**
* If the numbers array is present, format numbers with it,
* otherwise just cast the number to a string and return it
*/
normalizeNumber(numbers, value) {
return numbers && numbers.length === 10
? String(value).split('')
.map((digit) => digit.match(/^[0-9]$/) ? numbers[parseInt(digit, 10)] : digit)
.join('')
: String(value);
}
/**
* Take a string or a function that takes number of days and returns a string
* and provide a uniform API to create string parts
*/
normalizeFn(value, millisDelta, numbers) {
return (stringOrFn) => typeof stringOrFn === 'function'
? stringOrFn(value, millisDelta).replace(/%d/g, this.normalizeNumber(numbers, value))
: stringOrFn.replace(/%d/g, this.normalizeNumber(numbers, value));
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.1.1", ngImport: i0, type: TimeagoCustomFormatter, deps: [{ token: i1.TimeagoIntl }], target: i0.ɵɵFactoryTarget.Injectable }); }
static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "16.1.1", ngImport: i0, type: TimeagoCustomFormatter }); }
}
export { TimeagoCustomFormatter };
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.1.1", ngImport: i0, type: TimeagoCustomFormatter, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: i1.TimeagoIntl }]; } });
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{ Injectable } from '@angular/core';\nimport { TimeagoIntl } from './timeago.intl';\nimport { MINUTE, HOUR, DAY, WEEK, MONTH, YEAR } from './util';\n\nexport type Unit = 'second' | 'minute' | 'hour' | 'day' | 'week' | 'month' | 'year';\n\nexport type Suffix = 'ago' | 'from now';\n\nexport type StringOrFn = ((value: number, millisDelta:  number) => string) | string;\n\nexport type NumberArray = [ string, string, string, string, string, string, string, string, string, string ];\n\nconst defaultFormattter = function(then: number): {value: number, unit: Unit, suffix: Suffix} {\n  const now = Date.now();\n  const seconds = Math.round(Math.abs(now - then) / 1000);\n  const suffix: Suffix = then < now ? 'ago' : 'from now';\n\n  const [value, unit]: [number, Unit] =\n    seconds < MINUTE\n      ? [Math.round(seconds), 'second']\n      : seconds < HOUR\n        ? [Math.round(seconds / MINUTE), 'minute']\n        : seconds < DAY\n          ? [Math.round(seconds / HOUR), 'hour']\n          : seconds < WEEK\n            ? [Math.round(seconds / DAY), 'day']\n            : seconds < MONTH\n              ? [Math.round(seconds / WEEK), 'week']\n              : seconds < YEAR\n                ? [Math.round(seconds / MONTH), 'month']\n                : [Math.round(seconds / YEAR), 'year'];\n\n  return {value, unit, suffix};\n}\n\nexport abstract class TimeagoFormatter {\n  abstract format(then: number): string\n}\n\n@Injectable()\nexport class TimeagoDefaultFormatter extends TimeagoFormatter {\n  format(then: number): string {\n    const {suffix, value, unit} = defaultFormattter(then);\n    return this.parse(value, unit, suffix);\n  }\n\n  private parse(value: number, unit: Unit, suffix: Suffix): string {\n    if (value !== 1) {\n      unit += 's';\n    }\n    return value + ' ' + unit + ' ' + suffix;\n  }\n}\n\n@Injectable()\nexport class TimeagoCustomFormatter extends TimeagoFormatter {\n  constructor(private intl: TimeagoIntl) {\n    super();\n  }\n\n  format(then: number): string {\n    const {suffix, value, unit} = defaultFormattter(then);\n    return this.parse(value, unit, suffix, Date.now(), then);\n  }\n\n  private parse(value: number, unit: Unit, suffix: Suffix, now: number, then: number) {\n    /** convert weeks to days if strings don't handle weeks */\n    if (unit === 'week' && !this.intl.strings.week && !this.intl.strings.weeks) {\n      const days = Math.round(Math.abs(now - then) / (1000 * 60 * 60 * 24));\n      value = days;\n      unit = 'day';\n    }\n\n    /** create a normalize function for given value */\n    const normalize = this.normalizeFn(value, now - then, this.intl.strings.numbers);\n\n    /** The eventual return value stored in an array so that the wordSeparator can be used */\n    const dateString: string[] = [];\n\n    /** handle prefixes */\n    if (suffix === 'ago' && this.intl.strings.prefixAgo) {\n      dateString.push(normalize(this.intl.strings.prefixAgo));\n    }\n    if (suffix === 'from now' && this.intl.strings.prefixFromNow) {\n      dateString.push(normalize(this.intl.strings.prefixFromNow));\n    }\n\n    /** Handle Main number and unit */\n    const isPlural = value > 1;\n    if (isPlural) {\n      const stringFn: StringOrFn = this.intl.strings[unit + 's'] || this.intl.strings[unit] || '%d ' + unit;\n      dateString.push(normalize(stringFn));\n    } else {\n      const stringFn: StringOrFn = this.intl.strings[unit] || this.intl.strings[unit + 's'] || '%d ' + unit;\n      dateString.push(normalize(stringFn));\n    }\n\n    /** Handle Suffixes */\n    if (suffix === 'ago' && this.intl.strings.suffixAgo) {\n      dateString.push(normalize(this.intl.strings.suffixAgo));\n    }\n    if (suffix === 'from now' && this.intl.strings.suffixFromNow) {\n      dateString.push(normalize(this.intl.strings.suffixFromNow));\n    }\n\n    /** join the array into a string and return it */\n    const wordSeparator = typeof this.intl.strings.wordSeparator === 'string' ? this.intl.strings.wordSeparator : ' ';\n    return dateString.join(wordSeparator);\n  }\n\n  /**\n   * If the numbers array is present, format numbers with it,\n   * otherwise just cast the number to a string and return it\n  */\n  private normalizeNumber(numbers: NumberArray, value: number) {\n    return numbers && numbers.length === 10\n      ? String(value).split('')\n          .map((digit: string) => digit.match(/^[0-9]$/) ? numbers[parseInt(digit, 10)] : digit)\n          .join('')\n      : String(value);\n  }\n\n  /**\n   * Take a string or a function that takes number of days and returns a string\n   * and provide a uniform API to create string parts\n  */\n  private normalizeFn(value: number, millisDelta: number, numbers?: NumberArray) {\n    return (stringOrFn: StringOrFn) =>\n      typeof stringOrFn === 'function'\n      ? stringOrFn(value, millisDelta).replace(/%d/g, this.normalizeNumber(numbers, value))\n      : stringOrFn.replace(/%d/g, this.normalizeNumber(numbers, value));\n  }\n}\n"]}