79 lines
2.9 KiB
TypeScript
79 lines
2.9 KiB
TypeScript
import {Injectable} from '@angular/core';
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import {Subject, Subscription, BehaviorSubject, Observable} from 'rxjs';
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import {HttpClient, HttpParams, HttpHeaders} from '@angular/common/http';
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import {UserService} from './user.service';
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//import {User} from './user.model';
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@Injectable({providedIn: 'root'})
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export class FullnodeService{
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beUrl = 'http://localhost:3000/';
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private dataStore: { height: number, memoList: string[], addr: string, price: number } = { height: 0, memoList: [], addr: '', price:0 };
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private _heightUpdated: BehaviorSubject<number> = new BehaviorSubject(this.dataStore.height);
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private _memoUpdated: BehaviorSubject<string[]> = new BehaviorSubject(this.dataStore.memoList);
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private _addrUpdated: BehaviorSubject<string> = new BehaviorSubject(this.dataStore.addr);
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private _priceUpdated: BehaviorSubject<number> = new BehaviorSubject(this.dataStore.price);
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public readonly addrUpdate: Observable<string> = this._addrUpdated.asObservable();
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public readonly heightUpdate: Observable<number> = this._heightUpdated.asObservable();
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public readonly memoUpdate: Observable<string[]> = this._memoUpdated.asObservable();
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public readonly priceUpdate: Observable<number> = this._priceUpdated.asObservable();
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private UserSub: Subscription = new Subscription();
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private apiKey = 'Le2adeic8Thah4Aeng4daem6i';
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private reqHeaders: HttpHeaders;
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constructor(private http: HttpClient, public userService: UserService){
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this.reqHeaders = new HttpHeaders().set('Authorization', this.apiKey);
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this.getAddr();
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this.getHeight();
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this.getPrice();
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}
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getHeight(){
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let obs = this.http.get<{message: string, height: number}>(this.beUrl+'api/blockheight', { headers: this.reqHeaders });
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obs.subscribe((BlockData) => {
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this.dataStore.height = BlockData.height;
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this._heightUpdated.next(Object.assign({}, this.dataStore).height);
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});
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return obs;
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}
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getPrice(){
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var currency = 'usd';
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const params = new HttpParams().append('currency', currency);
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let obs = this.http.get<{message: string, price: any}>(this.beUrl+'api/price', { headers:this.reqHeaders, params: params, observe: 'response'});
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obs.subscribe((PriceData) => {
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if (PriceData.status == 200) {
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this.dataStore.price = PriceData.body!.price.price;
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console.log("price", this.dataStore.price);
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this._priceUpdated.next(Object.assign({},this.dataStore).price);
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} else {
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console.log('No price found for currency', currency);
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}
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});
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return obs;
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}
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hexToString(hexString: string) {
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var str = '';
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for (var n=0; n < hexString.length; n +=2) {
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str += String.fromCharCode(parseInt(hexString.substr(n, 2), 16));
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}
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return str;
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}
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getAddr() {
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let obs = this.http.get<{message: string, addr: string}>(this.beUrl+'api/getaddr', { headers: this.reqHeaders });
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obs.subscribe((AddrData) => {
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this.dataStore.addr = AddrData.addr;
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this._addrUpdated.next(Object.assign({}, this.dataStore).addr);
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});
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return obs;
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}
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}
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