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Exemple of ngb-date-parser-formatter implementation (ng-bootstrap)
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import { NgbDatepickerConfig, NgbDateParserFormatter } from '@ng-bootstrap/ng-bootstrap'; | |
import { NgbDateFRParserFormatter } from "./ngb-date-fr-parser-formatter" | |
@Component({ | |
providers: [{provide: NgbDateParserFormatter, useClass: NgbDateFRParserFormatter}] | |
}) | |
export class AppComponent {} |
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import { Injectable } from "@angular/core"; | |
import { NgbDateParserFormatter, NgbDateStruct } from "@ng-bootstrap/ng-bootstrap"; | |
function padNumber(value: number) { | |
if (isNumber(value)) { | |
return `0${value}`.slice(-2); | |
} else { | |
return ""; | |
} | |
} | |
function isNumber(value: any): boolean { | |
return !isNaN(toInteger(value)); | |
} | |
function toInteger(value: any): number { | |
return parseInt(`${value}`, 10); | |
} | |
@Injectable() | |
export class NgbDateFRParserFormatter extends NgbDateParserFormatter { | |
parse(value: string): NgbDateStruct { | |
if (value) { | |
const dateParts = value.trim().split('/'); | |
if (dateParts.length === 1 && isNumber(dateParts[0])) { | |
return {year: toInteger(dateParts[0]), month: null, day: null}; | |
} else if (dateParts.length === 2 && isNumber(dateParts[0]) && isNumber(dateParts[1])) { | |
return {year: toInteger(dateParts[1]), month: toInteger(dateParts[0]), day: null}; | |
} else if (dateParts.length === 3 && isNumber(dateParts[0]) && isNumber(dateParts[1]) && isNumber(dateParts[2])) { | |
return {year: toInteger(dateParts[2]), month: toInteger(dateParts[1]), day: toInteger(dateParts[0])}; | |
} | |
} | |
return null; | |
} | |
format(date: NgbDateStruct): string { | |
let stringDate: string = ""; | |
if(date) { | |
stringDate += isNumber(date.day) ? padNumber(date.day) + "/" : ""; | |
stringDate += isNumber(date.month) ? padNumber(date.month) + "/" : ""; | |
stringDate += date.year; | |
} | |
return stringDate; | |
} | |
} |
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