Some frontend improvements, versioned the backend API

frontend/src/app/app.module.ts

@@ -10,6 +10,7 @@ import {HttpClientModule} from "@angular/common/http";
 import {BroadcastComponent} from './broadcast/broadcast.component';
 import {BrowserAnimationsModule} from "@angular/platform-browser/animations";
 import {FlexLayoutModule} from "@angular/flex-layout";
+import {BackendService} from "./backend.service";
 
 @NgModule({
   declarations: [
@@ -28,7 +29,9 @@ import {FlexLayoutModule} from "@angular/flex-layout";
     MatExpansionModule,
     MatButtonModule
   ],
-  providers: [],
+  providers: [
+    BackendService
+  ],
   bootstrap: [AppComponent]
 })
 export class AppModule {

frontend/src/app/backend.service.spec.ts

@@ -0,0 +1,15 @@
+import { TestBed, inject } from '@angular/core/testing';
+
+import { BackendService } from './backend.service';
+
+describe('BackendService', () => {
+  beforeEach(() => {
+    TestBed.configureTestingModule({
+      providers: [BackendService]
+    });
+  });
+
+  it('should be created', inject([BackendService], (service: BackendService) => {
+    expect(service).toBeTruthy();
+  }));
+});

frontend/src/app/backend.service.ts

@@ -0,0 +1,38 @@
+import {Injectable} from '@angular/core';
+import {Observable} from "rxjs/Observable";
+import {HttpClient} from "@angular/common/http";
+import {map} from "rxjs/operators";
+
+@Injectable()
+export class BackendService {
+
+  private baseUrl = "http://localhost:8080";
+
+  constructor(private http: HttpClient) {
+  }
+
+  getStatus(): Observable<string> {
+    return this.http.get(`${this.baseUrl}/api/v1/status`).pipe(map(data => JSON.stringify(data, null, 2)));
+  }
+
+  getBroadcasts(address: string): Observable<Broadcasts> {
+    return this.http.get<Broadcasts>(`${this.baseUrl}/api/v1/read/${address}`)
+  }
+}
+
+export interface Sender {
+  address: String;
+  alias: String;
+}
+
+export interface Message {
+  id: any;
+  received: number;
+  subject: string;
+  body: string;
+}
+
+export interface Broadcasts {
+  sender: Sender;
+  messages: Message[]
+}

frontend/src/app/broadcast/broadcast.component.ts

@@ -1,7 +1,8 @@
 import {Component, OnInit} from '@angular/core';
 import {ActivatedRoute} from "@angular/router";
-import {HttpClient} from "@angular/common/http";
 import {Observable} from "rxjs/Observable";
+import {BackendService, Broadcasts} from "../backend.service";
+import {map, switchMap} from "rxjs/operators";
 
 @Component({
   selector: 'app-broadcast',
@@ -12,29 +13,13 @@ export class BroadcastComponent implements OnInit {
 
   broadcasts$: Observable<Broadcasts>;
 
-  constructor(private route: ActivatedRoute, private http: HttpClient) {
+  constructor(private route: ActivatedRoute, private backend: BackendService) {
   }
 
   ngOnInit() {
-    let address = this.route.snapshot.params['address'];
-    this.broadcasts$ = this.http.get<Broadcasts>('http://localhost:8080/read/' + address)
+    this.broadcasts$ = this.route.params
+      .pipe(map(p => p['address']))
+      .pipe(switchMap(address => this.backend.getBroadcasts(address)));
   }
 
 }
-
-class Sender {
-  address: String;
-  alias: String;
-}
-
-class Message {
-  id: any;
-  received: number;
-  subject: string;
-  body: string;
-}
-
-class Broadcasts {
-  sender: Sender;
-  messages: Message[]
-}

frontend/src/app/status/status.component.html

@@ -1,3 +1,3 @@
 <mat-card>
-  <pre><code>{{status}}</code></pre>
+  <pre><code>{{status$ | async}}</code></pre>
 </mat-card>

frontend/src/app/status/status.component.ts

@@ -1,22 +1,18 @@
-import {Component, OnInit} from '@angular/core';
-import {HttpClient} from '@angular/common/http';
+import {Component} from '@angular/core';
+import {BackendService} from "../backend.service";
+import {Observable} from "rxjs/Observable";
 
 @Component({
   selector: 'app-status',
   templateUrl: './status.component.html',
   styleUrls: ['./status.component.scss']
 })
-export class StatusComponent implements OnInit {
+export class StatusComponent {
 
-  status: string;
+  status$: Observable<string>;
 
-  constructor(private http: HttpClient) {
-  }
-
-  ngOnInit() {
-    this.http.get('http://localhost:8080/status').subscribe(data => {
-      this.status = JSON.stringify(data, null, 2);
-    });
+  constructor(backend: BackendService) {
+    this.status$ = backend.getStatus();
   }
 
 }

src/main/kotlin/ch/dissem/bitmessage/server/Converter.kt

@@ -48,7 +48,7 @@ object Converter {
 
     fun message(plaintext: Plaintext) = Message().apply {
         id = plaintext.id
-        received = plaintext.sent
+        received = plaintext.received
         subject = plaintext.subject
         body = plaintext.text
     }

src/main/kotlin/ch/dissem/bitmessage/server/JabitServerController.kt

@@ -36,6 +36,7 @@ import javax.inject.Inject
  */
 @CrossOrigin
 @RestController
+@RequestMapping("/api/v1")
 class JabitServerController {
 
     @Resource
@@ -55,7 +56,6 @@ class JabitServerController {
     "uri":     "${Utils.getURL(identity, true)}"
 }"""
 
-
     @RequestMapping(value = ["status"], method = [GET], produces = ["application/json"])
     fun status() = "{${ctx.status()}}"