85 lines
2.8 KiB
TypeScript
85 lines
2.8 KiB
TypeScript
import { Injectable, inject } from '@angular/core';
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import { HttpClient, HttpParams } from '@angular/common/http';
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import { Observable } from 'rxjs';
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import { environment } from '../../environments/environment';
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import {
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GameFull,
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GameState,
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GameStreamEvent,
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LegalMovesResponse,
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PlayerInfo
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} from '../models/game.models';
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import { StreamHandlerService } from './stream-handler.service';
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@Injectable({ providedIn: 'root' })
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export class GameApiService {
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private readonly apiBase = environment.apiBaseUrl;
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private readonly wsBase = environment.wsBaseUrl;
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private readonly apiPath = environment.apiPath;
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private readonly streamHandler = inject(StreamHandlerService);
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constructor(private readonly http: HttpClient) {}
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createGame(): Observable<GameFull> {
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return this.http.post<GameFull>(`${this.apiBase}${this.apiPath}`, {});
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}
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createGameVsBot(difficulty: 'easy' | 'medium' | 'hard' = 'medium'): Observable<GameFull> {
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const playerColor = Math.random() > 0.5 ? 'white' : 'black';
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const playerInfo: PlayerInfo = {
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id: `player-${Date.now()}`,
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displayName: 'You'
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};
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const botInfo: PlayerInfo = {
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id: `bot-${difficulty}`,
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displayName: `Bot (${difficulty})`
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};
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const payload =
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playerColor === 'white'
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? { white: playerInfo, black: botInfo }
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: { white: botInfo, black: playerInfo };
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return this.http.post<GameFull>(`${this.apiBase}${this.apiPath}`, payload);
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}
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getGame(gameId: string): Observable<GameFull> {
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return this.http.get<GameFull>(`${this.apiBase}${this.apiPath}/${gameId}`);
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}
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makeMove(gameId: string, uci: string): Observable<GameState> {
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return this.http.post<GameState>(`${this.apiBase}${this.apiPath}/${gameId}/move/${uci}`, {});
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}
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getLegalMoves(gameId: string, square?: string): Observable<LegalMovesResponse> {
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let params = new HttpParams();
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if (square) {
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params = params.set('square', square);
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}
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return this.http.get<LegalMovesResponse>(`${this.apiBase}${this.apiPath}/${gameId}/moves`, { params });
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}
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importFen(fen: string): Observable<GameFull> {
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return this.http.post<GameFull>(`${this.apiBase}${this.apiPath}/import/fen`, { fen });
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}
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importPgn(pgn: string): Observable<GameFull> {
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return this.http.post<GameFull>(`${this.apiBase}${this.apiPath}/import/pgn`, { pgn });
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}
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private resolveWsBase(): string {
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if (this.wsBase) {
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return this.wsBase;
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}
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const wsProtocol = window.location.protocol === 'https:' ? 'wss' : 'ws';
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return `${wsProtocol}://${window.location.host}`;
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}
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streamGame(gameId: string): Observable<GameStreamEvent> {
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const wsUrl = `${this.resolveWsBase()}${this.apiPath}/${gameId}/stream`;
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const fallbackUrl = `${this.apiBase}${this.apiPath}/${gameId}/stream`;
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return this.streamHandler.createGameStream(wsUrl, fallbackUrl, gameId);
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}
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}
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