import { Injectable } from '@angular/core';
import { environment } from '../../../environments/environment';
import { Headers, Http, Response, URLSearchParams, RequestOptions } from '@angular/http';
import { Observable } from 'rxjs/Rx'
import 'rxjs/add/operator/map';
import 'rxjs/add/operator/catch';
import { JwtService } from './jwt.service';
@Injectable()
export class ApiService {
constructor(
private http: Http,
private jwtService: JwtService
) { }
private setHeaders(): Headers {
const headersConfig = {
'Content-Type': 'application/json',
'Accept': 'application/json'
};
if (this.jwtService.getToken()) {
headersConfig['Authorization'] = `${this.jwtService.getToken()}`;
if (sessionStorage.getItem("CurrentUserName") != null) {
headersConfig['AuthorizationID'] = JSON.parse(sessionStorage.getItem("CurrentUserName"))['User_ID'];
} else { headersConfig['AuthorizationID'] = "Error" }
}
return new Headers(headersConfig);
}
private formatErrors(error: any) {
return Observable.throw(error.json());
}
get(path: string, params: URLSearchParams = new URLSearchParams()): Observable<any> {
return this.http.get(`${environment.api_url}${path}`, { headers: this.setHeaders(), search: params })
.catch(this.formatErrors)
.map((res: Response) => res.json());
}
put(path: string, body: Object = {}): Observable<any> {
const options = new RequestOptions({ headers: this.setHeaders() });
return this.http.put(
`${environment.api_url}${path}`,
JSON.stringify(body),
options
)
.catch(this.formatErrors)
.map((res: Response) => res.json());
}
post(path: string, body: Object = {}): Observable<any> {
const options = new RequestOptions({ headers: this.setHeaders() });
return this.http.post(
`${environment.api_url}${path}`,
JSON.stringify(body),
options
)
.catch(this.formatErrors)
.map((res: Response) => {
if (res.json().ReturnMsg === "TOKEN NUMBER NOT MATCH....!!!") {
this.jwtService.destroyToken()
}
return res.json()
});
}
postFile(path: string, body): Observable<any> {
return this.http.post(`${environment.api_url}${path}`, body)
.map((res: Response) => {
if (res.json().ReturnMsg === "TOKEN NUMBER NOT MATCH....!!!") {
this.jwtService.destroyToken()
}
return res.json()
});
}
delete(path): Observable<any> {
return this.http.delete(
`${environment.api_url}${path}`,
{ headers: this.setHeaders() }
)
.catch(this.formatErrors)
.map((res: Response) => res.json());
}
}
******************************************************
import { Injectable } from '@angular/core';
import { ActivatedRouteSnapshot, CanActivate, Router, RouterStateSnapshot } from '@angular/router';
@Injectable()
export class JwtService {
constructor(
private router: Router
) { }
getToken(): String {
return sessionStorage.getItem('jwtToken');
}
saveToken(token: String) {
sessionStorage.setItem('jwtToken', token.toString());
}
destroyToken() {
window.localStorage.removeItem('jwtToken');
sessionStorage.removeItem('CurrentUserName');
sessionStorage.removeItem("HomePageAccess")
this.router.navigateByUrl("Login");
}
}
