santoshyadavdev

import { Controller, Get, Post, Body, Put, Delete, Param } from '@nestjs/common';
import { InMemoryDBService } from '@nestjs-addons/in-memory-db';
import { ProductEntity } from './product/entities/product.entity';
import { AppService } from './app.service';

@Controller()
export class AppController {
  constructor(private readonly appService: AppService,
    private productService: InMemoryDBService<ProductEntity>) {
  }

santoshyadavdev

import { Controller, Get, Post, Body } from '@nestjs/common';
import { InMemoryDBService } from '@nestjs-addons/in-memory-db';
import { ProductEntity } from './product/entities/product.entity';
import { AppService } from './app.service';

@Controller()
export class AppController {
  constructor(private readonly appService: AppService,
    private productService: InMemoryDBService<ProductEntity>) {}
  

santoshyadavdev

import { InMemoryDBEntity } from '@nestjs-addons/in-memory-db';

export interface ProductEntity extends InMemoryDBEntity {
    name: string;
    price: number;
    seller: string;
    discount: number;
}

santoshyadavdev

import { LoggerService } from '../logger/logger.service';

@Injectable()
export class ProductService {

    constructor(@Inject(PRODUCT) product: Product,
        private loggerService: LoggerService) {
    }
}

santoshyadavdev

import { LoggerService } from '../logger/logger.service';

@Controller('product')
export class ProductController {

    constructor(private productService: ProductService,
        private loggerService: LoggerService) { }
}

santoshyadavdev

import { Injectable, Scope } from '@nestjs/common';

@Injectable({
    scope: Scope.REQUEST
})
export class LoggerService {
    constructor() {
        console.log('new instance of request')
    }
}

santoshyadavdev

import { ClientService } from "./client/client.service";
import { DbproviderService } from "./dbprovider/dbprovider.service";

export const dbConnectionFactory  = {
    provide: 'ClientConnection',
    useFactory : (clientSerice: ClientService) => {
        return new DbproviderService(clientSerice.getClientDetails().db);
    },
    inject: [ClientService]
}

santoshyadavdev

import { Injectable } from '@nestjs/common';

@Injectable()
export class DbproviderService {

    constructor(private connection: string) { }

    getProductsForClient() {
        return this.connection;
    }

santoshyadavdev

import { Injectable } from '@nestjs/common';

@Injectable()
export class ClientService {

    getClientDetails() {
        return {
            client: 'test',
            db: 'databaseconnection'
        }

santoshyadavdev

import { Component } from '@angular/core';
import { BreakpointObserver, Breakpoints } from '@angular/cdk/layout';
import { Observable } from 'rxjs';
import { map, shareReplay } from 'rxjs/operators';
import { ScullyRoutesService } from '@scullyio/ng-lib';

@Component({
  selector: 'app-main-nav',
  templateUrl: './main-nav.component.html',
  styleUrls: ['./main-nav.component.css']