talesmgodois

Gists to the first tutorial about nest.js.

talesmgodois

mongorestore --uri='mongodb://root:example@localhost:27017/db_name?authSource=admin' -d db_name ./database

mongorestore --uri='mongodb://root:example@localhost:27017/db_name?authSource=admin' --gzip  ./database

talesmgodois

{
  "version": "0.2.0",
  "configurations": [
    {
      "type": "node",
      "request": "launch",
      "name": "Debug Nest Framework",
      "args": [
        "${workspaceFolder}/src/main.ts"
      ],

talesmgodois

import { addMinutes, addHours, addDays } from "date-fns";

export enum EFrequency {
  EVERY_10_MINUTES = 'EVERY_10_MINUTES',
  EVERY_HOUR = 'EVERY_HOUR',
  EVERY_DAY = 'EVERY_DAY'
}

export class Frequency {
  public frequencyType: EFrequency;

talesmgodois

import { Parser } from "xml2js";

const parseName = (name: string) => (name.indexOf(':') !== -1 ? name.split(':')[1] : name);
const camelize = (name: string) => name[0].toLowerCase() + name.substring(1, name.length);   
const envelope =  import { Parser } from "xml2js";
await new Parser({
      explicitArray: false,
      explicitRoot : false,
      trim: true,
      emptyTag: true,

talesmgodois

enum EBreeds {
  AKITA,
  SCOTTISH_TERRIER
}

talesmgodois

/**
* Como podem ver a seguir um objeto simples javascript pode funcionar como um simples enum. Temos as chaves e temos os valores
*/
const EBreeds = {
  AKITA: 'AKITA',
  SCOTTISH_TERRIER: 'SCOTTISH_TERRIER'
}

/**
* A situação a seguir contempla uma situação em que temos o enum e uma descrição daquela chave.

talesmgodois

/**
* Os dois exemplos a seguir funcionam perfeitamente. 
*/

enum EBreeds {
  AKITA = 'AKITA',
  SCOTTISH_TERRIER =  'SCOTTISH_TERRIER'
}

talesmgodois

export class EBreeds {
  public code:string;
  public desc: string;

  public static readonly AKITA = new EBreeds('AKITA', 'Cão grande branco e peludo');
  public static readonly SCOTTISH_TERRIER = new EBreeds('SCOTTISH_TERRIER', 'Cão pequeno');

  private constructor(code: string, desc: string) {
    this.code = code;
    this.desc = desc;    

talesmgodois

class EBreeds {
  private static map = new Map<string, EBreeds>();

  public static readonly AKITA = EBreeds.build('AKITA', 'Cão grande branco e peludo');
  public static readonly SCOTTISH_TERRIER = EBreeds.build('SCOTTISH_TERRIER', 'Cão pequeno');

  private constructor(
      public readonly code: string, 
      public readonly desc: string
  ) {}