### File

`src/app/Services/data.service.ts`

### Constructor

`constructor(http: HttpClient, tokenStorage: TokenStorageService)`
Parameters : privatehttp : `HttpClient` privatetokenStorage : `TokenStorageService`

### Methods

Public getStockData
`getStockData()`
Function to get all portfolio data Returns: `any` Observable

Public getTransactionData
`getTransactionData()`
Function to get all transaction data Returns: `any` Observable

Public createTransaction
`createTransaction(comment: string, isin: string, time: string, count: number, price: number)`
Function to create a transaction Parameters : symbol time : `Date` count price Returns: `any` Observable

Public getKeywords
`getKeywords()`
Function to get all keywords Returns: `any` Observable

    import { Injectable, OnInit } from '@angular/core';
    import { HttpClient, HttpHeaders } from '@angular/common/http';
    import { delay, Observable } from 'rxjs';
    import { TokenStorageService } from './token.service';
    const API_URL = 'https://gruppe1.testsites.info/api/';
    @Injectable({
      providedIn: 'root',
    })
    export class DataService {
      /**
       * @param  {HttpClient} privatehttp
       * @param  {TokenStorageService} privatetokenStorage
       */
      constructor(
        private http: HttpClient,
        private tokenStorage: TokenStorageService
      ) {}

      /**
       * Function to get all portfolio data
       * @returns Observable
       */
      public getStockData(): Observable<any> {
        return this.http.get(API_URL + 'portfolio', {
          headers: new HttpHeaders({
            'Content-Type': 'application/json',
            Authorization: 'Bearer ' + this.tokenStorage.getToken(),
          }),
          responseType: 'text',
        });
      }

      /**
       * Function to get all transaction data
       * @returns Observable
       */
      public getTransactionData(): Observable<any> {
        return this.http.get(API_URL + 'transactions', {
          headers: new HttpHeaders({
            'Content-Type': 'application/json',
            Authorization: 'Bearer ' + this.tokenStorage.getToken(),
          }),
          responseType: 'text',
        });
      }

      /**
       * Function to create a transaction
       * @param  {string} symbol
       * @param  {Date} time
       * @param  {number} count
       * @param  {number} price
       * @returns Observable
       */
      public createTransaction(
        comment: string,
        isin: string,
        time: string,
        count: number,
        price: number
      ): Observable<any> {
        time = time + 'T12:00:00.000Z';
        price.toFixed(2);
        return this.http.post(
          API_URL + 'transaction',
          {
            comment,
            count,
            isin,
            price,
            time,
          },
          {
            headers: new HttpHeaders({
              'Content-Type': 'application/json',
              Authorization: 'Bearer ' + this.tokenStorage.getToken(),
            }),
          }
        );
      }

      /**
       * Function to get all keywords
       * @returns Observable
       */
      public getKeywords(): Observable<any> {
        return this.http.get(API_URL + 'keywords', {
          headers: new HttpHeaders({
            'Content-Type': 'application/json',
            Authorization: 'Bearer ' + this.tokenStorage.getToken(),
          }),
          responseType: 'text',
        });
      }
    }

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