📝DateEx

The module that handles date and time operations.

Imports

Service

import { DateExService } from 'niro-health';

Module

import { DateExModule } from 'niro-health';

Interface

import type { IDateExService } from 'niro-health';

Environment Variables

name	description
TZ	Time zone of the application.

Write .env file with environment variable. Below has an example:

.env

TZ=America/Sao_Paulo

Method of Use

To use this module, you need to inject it into the desired service.

import { Module } from '@nestjs/common';
import {
  DateExService,
  ConfigurationService,
  ValidatorRegexpService,
  StringExService,
} from 'niro-health';
import { AppController } from './app.controller';
import { AppService } from './app.service';

@Module({
  controllers: [AppController],
  providers: [
    AppService,
    {
      provide: 'IDateExService',
      useClass: DateExService,
    },
    {
      provide: 'IConfigurationService',
      useClass: ConfigurationService,
    },
    {
      provide: 'IValidatorRegexpService',
      useClass: ValidatorRegexpService,
    },
    {
      provide: 'IStringExService',
      useClass: StringExService,
    },
  ],
})
export class AppModule {}

Injecting the module into our service.

import { Inject, Injectable } from '@nestjs/common';
import type { IDateExService } from 'niro-health';

@Injectable()
export class AppService {
  constructor(
    @Inject('IDateExService')
    private readonly dateExService: IDateExService,
  ) {}

  public now() {
    return this.dateExService.now;
  }
}

With dependencies

You will need to inject the following interfaces.

Interface	Service
IConfigurationService	Link to Service documentation
IValidatorRegexpService	Link to Service documentation
IStringExService	Link to Service documentation

Properties

Property	Scope	Description
get now	public	Returns the current date and time.
get utc	public	Returns the current date and time in UTC.
get sevenDaysAgo	public	Returns the date with the subtraction of seven days.
get sevenDaysFromNow	public	Returns the date with the addition of seven days.
get oneMonthAgo	public	Returns the date with the subtraction of one month.
get oneMonthFromNow	public	Returns the date with the addition of one month.
get oneYearAgo	public	Returns the date with the subtraction of one year.
get oneYearFromNow	public	Returns the date with the addition of one year.

Methods

Method	Scope	Description
moment	public	Returns a new moment object, which is a wrapper for the Date object.