BAEL-797 adding rating http calls

spring-cloud/spring-cloud-bootstrap/gateway/src/main/angular/ui/src/app/http.service.ts

@@ -2,6 +2,7 @@ import {Injectable} from "@angular/core";
 import {Observable} from "rxjs";
 import {Response, Http, Headers, RequestOptions} from "@angular/http";
 import {Book} from "./book";
+import {Rating} from "./rating";
 
 @Injectable()
 export class HttpService {
@@ -9,18 +10,12 @@ export class HttpService {
   constructor(private http: Http) { }
 
   login(user: any): Observable<Response> {
-    let headers = new Headers({'Content-Type': 'application/json'});
-    headers.append('Authorization','Basic ' + btoa(user.username + ':' + user.password));
-    headers.append('X-Requested-With','XMLHttpRequest');
-    let options = new RequestOptions({headers: headers});
+    let options = this.makeAuthOptions(user);
     return this.http.get("/me", options)
   }
 
   logout(user: any): Observable<Response> {
-    let headers = new Headers({'Content-Type': 'application/json'});
-    headers.append('Authorization','Basic ' + btoa(user.username + ':' + user.password));
-    headers.append('X-Requested-With','XMLHttpRequest');
-    let options = new RequestOptions({headers: headers});
+    let options = this.makeAuthOptions(user);
     return this.http.post("/logout", '', options)
   }
 
@@ -31,26 +26,39 @@ export class HttpService {
   }
 
   updateBook(newBook: Book, user: any): Observable<Response> {
-    let headers = new Headers({'Content-Type': 'application/json'});
-    headers.append('Authorization','Basic ' + btoa(user.username + ':' + user.password));
-    headers.append('X-Requested-With','XMLHttpRequest');
-    let options = new RequestOptions({headers: headers});
+    let options = this.makeAuthOptions(user);
     return this.http.put("/book-service/books/" + newBook.id, newBook, options)
   }
 
-  deleteBook(book: Book, user: any) {
-    let headers = new Headers({'Content-Type': 'application/json'});
-    headers.append('Authorization','Basic ' + btoa(user.username + ':' + user.password));
-    headers.append('X-Requested-With','XMLHttpRequest');
-    let options = new RequestOptions({headers: headers});
+  deleteBook(book: Book, user: any): Observable<Response> {
+    let options = this.makeAuthOptions(user);
     return this.http.delete("/book-service/books/" + book.id, options)
   }
 
-  createBook(newBook: Book, user: any) {
+  createBook(newBook: Book, user: any): Observable<Response> {
+    let options = this.makeAuthOptions(user);
+    return this.http.post("/book-service/books", newBook, options)
+  }
+
+  getRatings(bookId: number, user: any): Observable<Response> {
+    let options = this.makeAuthOptions(user);
+    return this.http.get("/rating-service/ratings?bookId=" + bookId, options)
+  }
+
+  createRating(rating: Rating, user: any): Observable<Response> {
+    let options = this.makeAuthOptions(user);
+    return this.http.post("/rating-service/ratings", rating, options)
+  }
+
+  deleteRating(ratingId: number, user: any) {
+    let options = this.makeAuthOptions(user);
+    return this.http.delete("/rating-service/ratings/" + ratingId, options)
+  }
+
+  private makeAuthOptions(user: any): RequestOptions {
     let headers = new Headers({'Content-Type': 'application/json'});
     headers.append('Authorization','Basic ' + btoa(user.username + ':' + user.password));
     headers.append('X-Requested-With','XMLHttpRequest');
-    let options = new RequestOptions({headers: headers});
-    return this.http.post("/book-service/books", newBook, options)
+    return new RequestOptions({headers: headers});;
   }
 }

spring-cloud/spring-cloud-bootstrap/gateway/src/main/angular/ui/src/app/rating/rating.component.html

@@ -12,7 +12,7 @@ Ratings:
   </div>
 </div>
 
-<form (ngSubmit)="onSubmit(f)" #f="ngForm">
+<form (ngSubmit)="onSaveRating(f)" #f="ngForm">
   <div class="form-check form-check-inline" *ngFor="let star of stars; let i = index;">
     <label  class="form-check-label">
       <input class="form-check-input" type="radio" name="star" [(ngModel)]="newRating.stars" [value]="star">{{star}}

spring-cloud/spring-cloud-bootstrap/gateway/src/main/angular/ui/src/app/rating/rating.component.ts

@@ -1,6 +1,8 @@
 import {Component, OnInit, Input, OnChanges} from "@angular/core";
 import {Rating} from "../rating";
 import {Principal} from "../principal";
+import {HttpService} from "../http.service";
+import {Response} from "@angular/http";
 
 @Component({
   selector: 'app-rating',
@@ -15,7 +17,7 @@ export class RatingComponent implements OnInit, OnChanges {
   stars: number[] = [1,2,3,4,5];
   newRating: Rating = null;
 
-  constructor() { }
+  constructor(private httpService: HttpService) { }
 
   ngOnInit() {}
 
@@ -31,15 +33,25 @@ export class RatingComponent implements OnInit, OnChanges {
   }
 
   private loadRatings() {
-    let rating: Rating = new Rating(1, this.bookId, 1);
-    let rating1: Rating = new Rating(1, this.bookId, 1);
-    this.ratings.push(rating, rating1);
+    this.httpService.getRatings(this.bookId, this.principal.credentials)
+      .map((response: Response) => response.json())
+      .map((data: any) => new Rating(data.id, data.bookId, data.stars))
+      .subscribe((rating: Rating) => {
+        console.log(rating);
+        this.ratings.push(rating);
+      });
   }
 
-  onSubmit() {
+  onSaveRating() {
     console.log(this.newRating);
-    let ratingCopy: Rating = Object.assign({}, this.newRating, {id: Math.floor(Math.random() * 1000)});
-    this.ratings.push(ratingCopy);
+    let ratingCopy: Rating = Object.assign({}, this.newRating);
+    this.httpService.createRating(ratingCopy, this.principal.credentials)
+      .map((response: Response) => response.json())
+      .map((data: any) => new Rating(data.id, data.bookId, data.stars))
+      .subscribe((rating: Rating) => {
+        console.log(rating);
+        this.ratings.push(rating);
+      });
   }
 
   selectRating(rating: Rating) {
@@ -53,10 +65,15 @@ export class RatingComponent implements OnInit, OnChanges {
   }
 
   deleteRating(index: number) {
+    let rating = this.ratings[index];
+    this.httpService.deleteRating(rating.id, this.principal.credentials)
+      .subscribe(() => {
         if (this.ratings[index] === this.newRating) {
           this.newRating = new Rating(null, this.bookId, 1);
         }
         this.ratings.splice(index, 1);
+      });
+
   }
 
 }