feat: NCWF-5/6/7/8/9 chess analysis page and engine integration

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

CHANGELOG.md

@@ -56,38 +56,3 @@
 ### Bug Fixes
 
 * route play-vs-bot to /vs-bot endpoint ([a620735](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/commit/a62073511f2ac912ceb0f6b4730bef37545dd8ea))
-## [0.0.0](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/compare/0.2.8...0.0.0) (2026-06-10)
-
-### Features
-
-* bots ([#9](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/issues/9)) ([48959da](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/commit/48959daae36e709ea7782ca04fdde699854f8e66))
-## [0.0.0](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/compare/0.3.0...0.0.0) (2026-06-17)
-
-### Features
-
-* NCWF-5/6/7/8/9 chess analysis page and engine integration ([#11](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/issues/11)) ([f9420e5](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/commit/f9420e5848d8724bcb0e9cf08f08b871c91cf4ba))
-## [0.0.0](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/compare/0.4.0...0.0.0) (2026-06-17)
-
-### Bug Fixes
-
-* **auth:** attach Bearer token to /api/bots requests ([#12](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/issues/12)) ([a54957a](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/commit/a54957aa74ef15bf2dd439d386e221ac134c5c5c))
-## [0.0.0](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/compare/0.4.1...0.0.0) (2026-06-17)
-
-### Bug Fixes
-
-* NCS-122 send WS token via first-message auth instead of query param ([#13](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/issues/13)) ([1d2c217](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/commit/1d2c217da8982d361e2eb7de26f6447171a1dd43))
-## [0.0.0](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/compare/0.4.2...0.0.0) (2026-06-21)
-
-### Bug Fixes
-
-* **analysis:** fix API field mismatch and enable full game analysis ([ce1fb0d](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/commit/ce1fb0d60b695093495ee0ad824c511dd2db7fbb))
-## [0.0.0](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/compare/0.4.3...0.0.0) (2026-06-21)
-
-### Bug Fixes
-
-* **tournaments:** load both user bots and official bots in join dialog ([5b5fd6f](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/commit/5b5fd6f027b4aedb951a802725fcd929d514c359))
-## [0.0.0](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/compare/0.4.4...0.0.0) (2026-06-21)
-
-### Features
-
-* **tournaments:** remove external server add/remove UI ([412591d](https://git.janis-eccarius.de/NowChess/NowChess-Frontend/commit/412591dfe0119dbec84c3783cd94590810884580))

src/app/models/analysis.models.ts

@@ -3,21 +3,11 @@ export interface AnalysisRequest {
   depth: number;
 }
 
-export interface RawAnalysisResponse {
-  fen: string;
-  evaluation: number;
-  depth: number;
-  bestMove: string;
-  mate: number | null;
-  continuationMoves: string[];
-}
-
 export interface AnalysisResponse {
   eval: number;
   winChance: number;
   depth: number;
   bestMove: string;
-  mate: number | null;
   continuations: string[];
 }
 

src/app/pages/analysis/analysis.component.html

@@ -246,7 +246,7 @@
       <!-- Side column -->
       <aside class="side">
         <!-- Single position analysis result -->
-        @if (positionAnalysis) {
+        @if (positionAnalysis && !hasAnnotations) {
           <details class="side-card" open>
             <summary class="side-card-summary">
               <span class="side-card-title">Position Analysis</span>

src/app/pages/analysis/analysis.component.ts

@@ -2,7 +2,7 @@ import { Component, DestroyRef, inject, OnInit } from '@angular/core';
 import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
 import { ActivatedRoute, RouterLink } from '@angular/router';
 import { FormsModule } from '@angular/forms';
-import { switchMap, of, forkJoin } from 'rxjs';
+import { switchMap, of } from 'rxjs';
 
 import { ChessBoardComponent } from '../../components/chess-board/chess-board.component';
 import { EvalTimelineComponent } from '../../components/eval-timeline/eval-timeline.component';
@@ -146,7 +146,6 @@ export class AnalysisComponent implements OnInit {
       return;
     }
     this.analysing = true;
-    this.positionAnalysis = null;
     this.errorMessage = '';
     const sans =
       this.annotatedMoves.length > 0
@@ -208,7 +207,12 @@ export class AnalysisComponent implements OnInit {
   private applyGame(game: GameFull): void {
     this.game = game;
     this.currentFen = game.state.fen;
+    // Build a flat FEN history from scratch using moves array
+    // The server gives us the final FEN. We reconstruct history by
+    // storing the final FEN; full per-ply history requires per-move API calls
+    // which is out of scope here — we store what we have and allow analysis to proceed.
     this.fenHistory = [game.state.fen];
+    // Seed annotated moves with san strings, no quality yet
     this.annotatedMoves = game.state.moves.map((san) => ({
       san,
       fen: game.state.fen,
@@ -219,16 +223,6 @@ export class AnalysisComponent implements OnInit {
       winChanceBefore: null,
       winChanceAfter: null,
     }));
-    this.gameApi
-      .getFenHistory(game.gameId)
-      .pipe(takeUntilDestroyed(this.destroyRef))
-      .subscribe({
-        next: (fens) => {
-          if (fens.length >= 2) {
-            this.fenHistory = fens;
-          }
-        },
-      });
   }
 
   private analyseSinglePosition(fen: string): void {

src/app/pages/tournaments/tournaments.component.css

@@ -64,18 +64,6 @@
 }
 .page-title { font-size: 22px; font-weight: 700; margin: 0; letter-spacing: -0.02em; }
 
-.page-actions { display: flex; align-items: center; gap: 8px; }
-
-.btn-servers {
-  display: inline-flex; align-items: center; gap: 6px;
-  padding: 7px 14px; border-radius: 8px;
-  border: 1px solid var(--nc-border-strong);
-  background: transparent; color: var(--nc-text-muted);
-  font-size: 13px; font-weight: 600; cursor: pointer;
-  transition: color 0.15s, border-color 0.15s;
-}
-.btn-servers:hover { color: var(--nc-text); border-color: var(--nc-text-muted); }
-
 .btn-new {
   display: inline-flex; align-items: center; gap: 6px;
   padding: 7px 14px; border-radius: 8px; border: none;
@@ -339,74 +327,3 @@
   color: var(--nc-success); letter-spacing: 0.06em; text-transform: uppercase;
 }
 .pairing-ongoing svg { animation: pulse 1.4s ease-in-out infinite; }
-
-/* Official bot join section */
-.join-divider {
-  display: flex; align-items: center; gap: 10px;
-  margin: 20px 0 14px;
-}
-.join-divider::before, .join-divider::after {
-  content: ''; flex: 1; height: 1px; background: var(--nc-border);
-}
-.join-divider-label {
-  font-size: 10px; font-weight: 600; text-transform: uppercase;
-  letter-spacing: 0.08em; color: var(--nc-text-dim); white-space: nowrap;
-}
-
-.official-bot-grid {
-  display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px;
-  margin-bottom: 4px;
-}
-
-.official-bot-btn {
-  display: flex; align-items: center; justify-content: center; gap: 6px;
-  padding: 9px 4px; border-radius: 8px; border: 1px solid var(--nc-border);
-  background: var(--nc-surface); font-size: 12px; font-weight: 700;
-  cursor: pointer; transition: border-color 0.15s, background 0.15s, color 0.15s;
-  color: var(--nc-text-muted); text-transform: capitalize;
-}
-.official-bot-btn:disabled { opacity: 0.45; cursor: not-allowed; }
-.official-btn-easy:hover:not(:disabled)   { border-color: var(--nc-success); color: var(--nc-success); background: rgba(94,229,161,0.07); }
-.official-btn-medium:hover:not(:disabled) { border-color: var(--nc-warn); color: var(--nc-warn); background: rgba(255,209,102,0.07); }
-.official-btn-hard:hover:not(:disabled)   { border-color: var(--nc-neon); color: var(--nc-neon); background: rgba(255,69,200,0.07); }
-.official-btn-expert:hover:not(:disabled) { border-color: var(--nc-danger); color: var(--nc-danger); background: rgba(255,122,122,0.07); }
-
-/* Servers dialog */
-.servers-dialog { max-width: 480px; }
-
-.servers-list {
-  display: flex; flex-direction: column; gap: 6px;
-  margin-bottom: 20px;
-}
-.server-row {
-  display: flex; align-items: center; gap: 10px;
-  padding: 10px 12px; border-radius: 8px;
-  border: 1px solid var(--nc-border); background: var(--nc-surface);
-}
-.server-info { display: flex; flex-direction: column; gap: 2px; flex: 1; min-width: 0; }
-.server-label { font-size: 13px; font-weight: 600; color: var(--nc-text); }
-.server-url {
-  font-size: 11px; color: var(--nc-text-dim);
-  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
-  font-family: monospace;
-}
-.server-remove-btn {
-  background: none; border: none; cursor: pointer;
-  color: var(--nc-text-dim); padding: 4px; border-radius: 6px;
-  display: flex; align-items: center; justify-content: center;
-  flex-shrink: 0; transition: color 0.15s, background 0.15s;
-  font-size: 13px;
-}
-.server-remove-btn:hover:not(:disabled) { color: var(--nc-danger); background: rgba(255,122,122,0.1); }
-.server-remove-btn:disabled { opacity: 0.4; cursor: not-allowed; }
-
-.server-add-form {
-  border-top: 1px solid var(--nc-border);
-  padding-top: 16px;
-  display: flex; flex-direction: column; gap: 0;
-}
-.server-add-heading {
-  font-size: 11px; font-weight: 700; text-transform: uppercase;
-  letter-spacing: 0.08em; color: var(--nc-text-muted);
-  margin: 0 0 14px;
-}

src/app/pages/tournaments/tournaments.component.html

@@ -16,25 +16,15 @@
     <header class="page-header">
       <div class="page-title-row">
         <h1 class="page-title">Tournaments</h1>
-        <div class="page-actions">
+        @if (currentUser) {
-          @if (currentUser) {
+          <button type="button" class="btn-new" (click)="openCreateDialog()">
-            <button type="button" class="btn-servers" (click)="openServersDialog()">
+            <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor"
-              <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor"
+              stroke-width="2.4" stroke-linecap="round" stroke-linejoin="round">
-                stroke-width="2.2" stroke-linecap="round" stroke-linejoin="round">
+              <line x1="12" y1="5" x2="12" y2="19"/><line x1="5" y1="12" x2="19" y2="12"/>
-                <rect x="2" y="2" width="20" height="8" rx="2"/><rect x="2" y="14" width="20" height="8" rx="2"/>
+            </svg>
-                <line x1="6" y1="6" x2="6.01" y2="6"/><line x1="6" y1="18" x2="6.01" y2="18"/>
+            New tournament
-              </svg>
+          </button>
-              Servers
+        }
-            </button>
-            <button type="button" class="btn-new" (click)="openCreateDialog()">
-              <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor"
-                stroke-width="2.4" stroke-linecap="round" stroke-linejoin="round">
-                <line x1="12" y1="5" x2="12" y2="19"/><line x1="5" y1="12" x2="19" y2="12"/>
-              </svg>
-              New tournament
-            </button>
-          }
-        </div>
       </div>
       <div class="tabs" role="tablist">
         <button type="button" class="tab-btn" [class.active]="tab === 'started'" (click)="setTab('started')">
@@ -202,92 +192,32 @@
       <span class="dialog-brand">Join with a bot</span>
       <button type="button" class="dialog-close" (click)="closeJoinDialog()">×</button>
     </div>
+    <p class="join-hint">Select one of your bots to enter this tournament. Its token will be rotated to authenticate the join.</p>
+
     @if (botsLoading) {
       <div class="dialog-loading"><span class="pulse"></span>Loading bots…</div>
+    } @else if (userBots.length === 0) {
+      <p class="join-empty">You have no bots yet. Go to <strong>Bots</strong> in the nav to create one first.</p>
     } @else {
-      @if (userBots.length === 0) {
+      <div class="bot-pick-list">
-        <p class="join-empty">You have no bots. <a routerLink="/bots">Create one</a> to join with your own bot.</p>
+        @for (bot of userBots; track bot.id) {
-      } @else {
+          <button type="button" class="bot-pick-row"
-        <div class="bot-pick-list">
+            [disabled]="!!joiningBotId"
-          @for (bot of userBots; track bot.id) {
+            (click)="joinWithBot(bot)">
-            <button type="button" class="bot-pick-row"
+            <span class="bot-pick-avatar">{{ bot.name.charAt(0).toUpperCase() }}</span>
-              [disabled]="!!joiningBotId || !!joiningOfficialDifficulty"
+            <span class="bot-pick-name">{{ bot.name }}</span>
-              (click)="joinWithBot(bot)">
+            <span class="bot-pick-rating">{{ bot.rating }}</span>
-              <span class="bot-pick-avatar">{{ bot.name.charAt(0).toUpperCase() }}</span>
+            @if (joiningBotId === bot.id) {
-              <span class="bot-pick-name">{{ bot.name }}</span>
+              <span class="bot-pick-spinner">…</span>
-              <span class="bot-pick-rating">{{ bot.rating }}</span>
+            }
-              @if (joiningBotId === bot.id) {
+          </button>
-                <span class="bot-pick-spinner">…</span>
-              }
-            </button>
-          }
-        </div>
-      }
-
-      @if (joinError) {
-        <div class="dialog-error">{{ joinError }}</div>
-      }
-
-      <div class="join-divider">
-        <span class="join-divider-label">or join with an official bot</span>
-      </div>
-
-      @if (officialBots.length === 0) {
-        <p class="join-empty">No official bots are available. The official-bots engine service must be running to register them.</p>
-      } @else {
-        <div class="official-bot-grid">
-          @for (d of officialDifficulties; track d) {
-            <button type="button" class="official-bot-btn"
-              [class]="'official-btn-' + d"
-              [disabled]="!!joiningOfficialDifficulty || !!joiningBotId"
-              (click)="joinWithOfficialBot(d)">
-              @if (joiningOfficialDifficulty === d) {
-                <span class="pulse"></span>
-              }
-              {{ d | titlecase }}
-            </button>
-          }
-        </div>
-      }
-
-      @if (officialJoinError) {
-        <div class="dialog-error">{{ officialJoinError }}</div>
-      }
-    }
-  </div>
-</div>
-}
-
-@if (showServersDialog) {
-<div class="dialog-overlay" (click)="closeServersDialog()">
-  <div class="dialog-card servers-dialog" (click)="$event.stopPropagation()">
-    <div class="dialog-head">
-      <span class="dialog-brand">Tournament servers</span>
-      <button type="button" class="dialog-close" (click)="closeServersDialog()">×</button>
-    </div>
-
-    <p class="join-hint">External tournament servers aggregated into this view. Tournaments from all servers appear in the list.</p>
-
-    @if (serversLoading) {
-      <div class="dialog-loading"><span class="pulse"></span>Loading servers…</div>
-    } @else if (servers.length === 0) {
-      <p class="join-empty">No external servers registered.</p>
-    } @else {
-      <div class="servers-list">
-        @for (s of servers; track s.id) {
-          <div class="server-row">
-            <div class="server-info">
-              <span class="server-label">{{ s.label }}</span>
-              <span class="server-url">{{ s.url }}</span>
-            </div>
-          </div>
         }
       </div>
     }
 
-    <div class="dialog-actions">
+    @if (joinError) {
-      <button type="button" class="btn-ghost" (click)="closeServersDialog()">Close</button>
+      <div class="dialog-error">{{ joinError }}</div>
-    </div>
+    }
   </div>
 </div>
 }

src/app/pages/tournaments/tournaments.component.ts

@@ -1,14 +1,11 @@
 import { Component, DestroyRef, OnInit, inject } from '@angular/core';
-import { CommonModule, TitleCasePipe } from '@angular/common';
+import { CommonModule } from '@angular/common';
 import { Router, RouterLink } from '@angular/router';
-import { FormBuilder, FormGroup, FormsModule, ReactiveFormsModule, Validators } from '@angular/forms';
+import { FormBuilder, FormGroup, ReactiveFormsModule, Validators } from '@angular/forms';
 import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
-import { forkJoin } from 'rxjs';
 import { TournamentService } from '../../services/tournament.service';
 import { AuthService } from '../../services/auth.service';
 import { BotService } from '../../services/bot.service';
-import { OfficialBotService } from '../../services/official-bot.service';
-import { TournamentServerService, ExternalTournamentServer } from '../../services/tournament-server.service';
 import { Bot } from '../../models/bot.models';
 import { Tournament, TournamentResult, RoundPairings } from '../../models/tournament.models';
 import { CurrentUser } from '../../models/auth.models';
@@ -18,7 +15,7 @@ type StatusTab = 'started' | 'created' | 'finished';
 @Component({
   selector: 'app-tournaments',
   standalone: true,
-  imports: [CommonModule, RouterLink, FormsModule, ReactiveFormsModule, TitleCasePipe],
+  imports: [CommonModule, RouterLink, ReactiveFormsModule],
   templateUrl: './tournaments.component.html',
   styleUrl: './tournaments.component.css'
 })
@@ -28,8 +25,6 @@ export class TournamentsComponent implements OnInit {
   private readonly authService = inject(AuthService);
   private readonly fb = inject(FormBuilder);
   private readonly botService = inject(BotService);
-  private readonly officialBotService = inject(OfficialBotService);
-  private readonly tournamentServerService = inject(TournamentServerService);
   private readonly router = inject(Router);
 
   loading = true;
@@ -59,19 +54,10 @@ export class TournamentsComponent implements OnInit {
 
   joinDialogTournamentId: string | null = null;
   userBots: Bot[] = [];
-  officialBots: Bot[] = [];
   botsLoading = false;
   joiningBotId: string | null = null;
   joinError: string | null = null;
 
-  readonly officialDifficulties = ['easy', 'medium', 'hard', 'expert'] as const;
-  joiningOfficialDifficulty: string | null = null;
-  officialJoinError: string | null = null;
-
-  showServersDialog = false;
-  servers: ExternalTournamentServer[] = [];
-  serversLoading = false;
-
   ngOnInit(): void {
     this.authService.currentUser$
       .pipe(takeUntilDestroyed(this.destroyRef))
@@ -172,91 +158,52 @@ export class TournamentsComponent implements OnInit {
     this.joinDialogTournamentId = tournamentId;
     this.joinError = null;
     this.botsLoading = true;
-    forkJoin({ user: this.botService.list(), official: this.botService.listOfficial() })
+    this.botService.list()
       .pipe(takeUntilDestroyed(this.destroyRef))
       .subscribe({
-        next: ({ user, official }) => {
+        next: bots => { this.userBots = bots; this.botsLoading = false; },
-          this.userBots = user;
-          this.officialBots = official;
-          this.botsLoading = false;
-        },
         error: () => { this.botsLoading = false; }
       });
   }
 
   closeJoinDialog(): void {
     this.joinDialogTournamentId = null;
-    this.userBots = [];
-    this.officialBots = [];
     this.joiningBotId = null;
     this.joinError = null;
-    this.joiningOfficialDifficulty = null;
-    this.officialJoinError = null;
-  }
-
-  joinWithOfficialBot(difficulty: string): void {
-    if (!this.joinDialogTournamentId || this.joiningOfficialDifficulty || this.joiningBotId) return;
-    this.joiningOfficialDifficulty = difficulty;
-    this.officialJoinError = null;
-    const tid = this.joinDialogTournamentId;
-    this.officialBotService.joinTournament(tid, difficulty).subscribe({
-      next: () => {
-        this.joiningOfficialDifficulty = null;
-        this.closeJoinDialog();
-        this.tournamentService.get(tid)
-          .pipe(takeUntilDestroyed(this.destroyRef))
-          .subscribe(updated => {
-            this.created = this.created.map(x => x.id === tid ? updated : x);
-            this.started = this.started.map(x => x.id === tid ? updated : x);
-            if (this.selectedTournament?.id === tid) this.selectedTournament = updated;
-          });
-      },
-      error: err => {
-        this.joiningOfficialDifficulty = null;
-        this.officialJoinError = err.error?.error ?? 'Failed to join with official bot.';
-      }
-    });
   }
 
   joinWithBot(bot: Bot): void {
     if (!this.joinDialogTournamentId || this.joiningBotId) return;
     this.joiningBotId = bot.id;
     this.joinError = null;
-    this.tournamentService.join(this.joinDialogTournamentId, bot.id, bot.name).subscribe({
+    this.botService.rotateToken(bot.id).subscribe({
-      next: () => {
+      next: token => {
-        this.joiningBotId = null;
+        this.tournamentService.joinWithBotToken(this.joinDialogTournamentId!, token).subscribe({
-        const tid = this.joinDialogTournamentId!;
+          next: () => {
-        this.closeJoinDialog();
+            this.joiningBotId = null;
-        this.tournamentService.get(tid)
+            const tid = this.joinDialogTournamentId!;
-          .pipe(takeUntilDestroyed(this.destroyRef))
+            this.closeJoinDialog();
-          .subscribe(updated => {
+            this.tournamentService.get(tid)
-            this.created = this.created.map(x => x.id === tid ? updated : x);
+              .pipe(takeUntilDestroyed(this.destroyRef))
-            this.started = this.started.map(x => x.id === tid ? updated : x);
+              .subscribe(updated => {
-            if (this.selectedTournament?.id === tid) this.selectedTournament = updated;
+                this.created = this.created.map(x => x.id === tid ? updated : x);
-          });
+                this.started = this.started.map(x => x.id === tid ? updated : x);
+                if (this.selectedTournament?.id === tid) this.selectedTournament = updated;
+              });
+          },
+          error: err => {
+            this.joiningBotId = null;
+            this.joinError = err.error?.message ?? err.error?.error ?? 'Failed to join tournament.';
+          }
+        });
       },
-      error: err => {
+      error: () => {
         this.joiningBotId = null;
-        this.joinError = err.error?.message ?? err.error?.error ?? 'Failed to join tournament.';
+        this.joinError = 'Failed to get bot token.';
       }
     });
   }
 
-  openServersDialog(): void {
-    this.showServersDialog = true;
-    this.serversLoading = true;
-    this.tournamentServerService.list()
-      .pipe(takeUntilDestroyed(this.destroyRef))
-      .subscribe({
-        next: res => { this.servers = res.servers; this.serversLoading = false; },
-        error: () => { this.serversLoading = false; }
-      });
-  }
-
-  closeServersDialog(): void {
-    this.showServersDialog = false;
-  }
-
   private loadTournaments(): void {
     this.tournamentService.list()
       .pipe(takeUntilDestroyed(this.destroyRef))

src/app/services/auth.interceptor.ts

@@ -9,8 +9,7 @@ export const authInterceptor: HttpInterceptorFn = (req, next) => {
     req.url.includes('/api/account/official-bots') ||
     req.url.includes('/api/board/game') ||
     req.url.includes('/api/challenge') ||
-    req.url.includes('/api/tournament') ||
+    req.url.includes('/api/tournament');
-    req.url.includes('/api/bots');
 
   if (token && isProtectedEndpoint && !req.headers.has('Authorization')) {
     req = req.clone({

src/app/services/bot.service.ts

@@ -7,16 +7,11 @@ import { Bot, BotWithToken } from '../models/bot.models';
 export class BotService {
   private readonly http = inject(HttpClient);
   private readonly base = '/api/account/bots';
-  private readonly officialBase = '/api/account/official-bots';
 
   list(): Observable<Bot[]> {
     return this.http.get<Bot[]>(this.base);
   }
 
-  listOfficial(): Observable<Bot[]> {
-    return this.http.get<Bot[]>(this.officialBase);
-  }
-
   create(name: string): Observable<BotWithToken> {
     return this.http.post<BotWithToken>(this.base, { name });
   }

src/app/services/challenge-websocket.service.ts

@@ -6,115 +6,110 @@ import { ChallengeService } from './challenge.service';
 
 @Injectable({ providedIn: 'root' })
 export class ChallengeWebSocketService {
-  private readonly challengeEventService = inject(ChallengeEventService);
+    private readonly challengeEventService = inject(ChallengeEventService);
-  private readonly challengeService = inject(ChallengeService);
+    private readonly challengeService = inject(ChallengeService);
-  private readonly router = inject(Router);
+    private readonly router = inject(Router);
 
-  private ws: WebSocket | null = null;
+    private ws: WebSocket | null = null;
-  private reconnectAttempts = 0;
+    private reconnectAttempts = 0;
-  private readonly maxReconnectAttempts = 5;
+    private readonly maxReconnectAttempts = 5;
-  private readonly reconnectDelay = 3000;
+    private readonly reconnectDelay = 3000;
-  private intentionalClose = false;
+    private intentionalClose = false;
 
-  connect(): void {
+    connect(): void {
-    if (this.ws) return;
+        if (this.ws) return;
 
-    const token = localStorage.getItem('token');
+        const token = localStorage.getItem('token');
-    if (!token) return;
+        if (!token) return;
 
-    const url = `${environment.userWsBaseUrl}/api/user/ws`;
+        const url = `${environment.userWsBaseUrl}/api/user/ws?token=${encodeURIComponent(token)}`;
 
-    try {
+        try {
-      this.intentionalClose = false;
+            this.intentionalClose = false;
-      this.ws = new WebSocket(url);
+            this.ws = new WebSocket(url);
 
-      this.ws.onopen = () => {
+            this.ws.onopen = () => {
+                this.reconnectAttempts = 0;
+            };
+
+            this.ws.onmessage = (event) => {
+                this.handleMessage(event.data as string);
+            };
+
+            this.ws.onerror = () => {
+                // onclose fires right after, handles reconnect
+            };
+
+            this.ws.onclose = () => {
+                this.ws = null;
+                if (!this.intentionalClose) {
+                    this.attemptReconnect();
+                }
+            };
+        } catch {
+            this.attemptReconnect();
+        }
+    }
+
+    disconnect(): void {
+        this.intentionalClose = true;
         this.reconnectAttempts = 0;
-        this.ws?.send(JSON.stringify({ type: 'auth', token }));
+        if (this.ws) {
-      };
+            this.ws.close();
-
+            this.ws = null;
-      this.ws.onmessage = (event) => {
-        this.handleMessage(event.data as string);
-      };
-
-      this.ws.onerror = () => {
-        // onclose fires right after, handles reconnect
-      };
-
-      this.ws.onclose = () => {
-        this.ws = null;
-        if (!this.intentionalClose) {
-          this.attemptReconnect();
         }
-      };
-    } catch {
-      this.attemptReconnect();
-    }
-  }
-
-  disconnect(): void {
-    this.intentionalClose = true;
-    this.reconnectAttempts = 0;
-    if (this.ws) {
-      this.ws.close();
-      this.ws = null;
-    }
-  }
-
-  private handleMessage(data: string): void {
-    let message: Record<string, unknown>;
-    try {
-      message = JSON.parse(data) as Record<string, unknown>;
-    } catch {
-      return;
     }
 
-    switch (message['type']) {
+    private handleMessage(data: string): void {
-      case 'CONNECTED':
+        let message: Record<string, unknown>;
-        break;
+        try {
+            message = JSON.parse(data) as Record<string, unknown>;
+        } catch {
+            return;
+        }
 
-      case 'challengeCreated': {
+        switch (message['type']) {
-        const challengeId = message['challengeId'] as string | undefined;
+            case 'CONNECTED':
-        if (challengeId) {
+                break;
-          this.challengeService.getChallenge(challengeId).subscribe({
-            next: (challenge) => this.challengeEventService.onChallengeReceived(challenge),
-            error: () => {
-              /* challenge may have already expired */
-            },
-          });
-        }
-        break;
-      }
 
-      case 'challengeAccepted': {
+            case 'challengeCreated': {
-        const challengeId = message['challengeId'] as string | undefined;
+                const challengeId = message['challengeId'] as string | undefined;
-        const gameId = message['gameId'] as string | undefined;
+                if (challengeId) {
-        if (challengeId) {
+                    this.challengeService.getChallenge(challengeId).subscribe({
-          this.challengeEventService.removeChallenge(challengeId);
+                        next: challenge => this.challengeEventService.onChallengeReceived(challenge),
-        }
+                        error: () => { /* challenge may have already expired */ }
-        if (gameId) {
+                    });
-          void this.router.navigate(['/game', gameId]);
+                }
-        }
+                break;
-        break;
+            }
-      }
 
-      case 'challengeDeclined':
+            case 'challengeAccepted': {
-      case 'challengeExpired':
+                const challengeId = message['challengeId'] as string | undefined;
-      case 'challengeCancelled': {
+                const gameId = message['gameId'] as string | undefined;
-        const challengeId = message['challengeId'] as string | undefined;
+                if (challengeId) {
-        if (challengeId) {
+                    this.challengeEventService.removeChallenge(challengeId);
-          this.challengeEventService.removeChallenge(challengeId);
+                }
+                if (gameId) {
+                    void this.router.navigate(['/game', gameId]);
+                }
+                break;
+            }
+
+            case 'challengeDeclined':
+            case 'challengeExpired':
+            case 'challengeCancelled': {
+                const challengeId = message['challengeId'] as string | undefined;
+                if (challengeId) {
+                    this.challengeEventService.removeChallenge(challengeId);
+                }
+                break;
+            }
         }
-        break;
-      }
     }
-  }
 
-  private attemptReconnect(): void {
+    private attemptReconnect(): void {
-    if (this.intentionalClose || this.reconnectAttempts >= this.maxReconnectAttempts) return;
+        if (this.intentionalClose || this.reconnectAttempts >= this.maxReconnectAttempts) return;
-    this.reconnectAttempts++;
+        this.reconnectAttempts++;
-    setTimeout(() => {
+        setTimeout(() => { this.connect(); }, this.reconnectDelay);
-      this.connect();
+    }
-    }, this.reconnectDelay);
-  }
 }

src/app/services/game-api.service.ts

@@ -1,16 +1,15 @@
 import { Injectable, inject } from '@angular/core';
 import { HttpClient, HttpParams } from '@angular/common/http';
 import { Observable } from 'rxjs';
-import { map } from 'rxjs/operators';
 import { environment } from '../../environments/environment';
 import {
   GameFull,
   GameState,
   GameStreamEvent,
   LegalMovesResponse,
-  PlayerInfo,
+  PlayerInfo
 } from '../models/game.models';
-import { AnalysisRequest, AnalysisResponse, RawAnalysisResponse } from '../models/analysis.models';
+import { AnalysisRequest, AnalysisResponse } from '../models/analysis.models';
 import { StreamHandlerService } from './stream-handler.service';
 
 @Injectable({ providedIn: 'root' })
@@ -30,11 +29,11 @@ export class GameApiService {
     const playerColor = Math.random() > 0.5 ? 'white' : 'black';
     const playerInfo: PlayerInfo = {
       id: `player-${Date.now()}`,
-      displayName: 'You',
+      displayName: 'You'
     };
     const botInfo: PlayerInfo = {
       id: `bot-${difficulty}`,
-      displayName: `Bot (${difficulty})`,
+      displayName: `Bot (${difficulty})`
     };
 
     const payload =
@@ -58,9 +57,7 @@ export class GameApiService {
     if (square) {
       params = params.set('square', square);
     }
-    return this.http.get<LegalMovesResponse>(`${this.apiBase}${this.apiPath}/${gameId}/moves`, {
+    return this.http.get<LegalMovesResponse>(`${this.apiBase}${this.apiPath}/${gameId}/moves`, { params });
-      params,
-    });
   }
 
   importFen(fen: string): Observable<GameFull> {
@@ -79,28 +76,8 @@ export class GameApiService {
     return this.http.post<void>(`${this.apiBase}${this.apiPath}/${gameId}/draw/offer`, {});
   }
 
-  getFenHistory(gameId: string): Observable<string[]> {
-    return this.http
-      .get<{ fens: string[] }>(`${this.apiBase}${this.apiPath}/${gameId}/fen-history`)
-      .pipe(map((r) => r.fens));
-  }
-
   analyzePosition(request: AnalysisRequest): Observable<AnalysisResponse> {
-    return this.http
+    return this.http.post<AnalysisResponse>(`${this.apiBase}/api/analysis/position`, request);
-      .post<RawAnalysisResponse>(`${this.apiBase}/api/analysis/position`, request)
-      .pipe(map((raw) => this.mapAnalysisResponse(raw)));
-  }
-
-  private mapAnalysisResponse(raw: RawAnalysisResponse): AnalysisResponse {
-    const evalPawns = raw.evaluation / 100;
-    return {
-      eval: evalPawns,
-      winChance: 1 / (1 + Math.exp(-0.374 * evalPawns)),
-      depth: raw.depth,
-      bestMove: raw.bestMove,
-      mate: raw.mate,
-      continuations: raw.continuationMoves ?? [],
-    };
   }
 
   private resolveWsBase(): string {
@@ -113,8 +90,11 @@ export class GameApiService {
   }
 
   streamGame(gameId: string): Observable<GameStreamEvent> {
-    const wsUrl = `${this.resolveWsBase()}${this.apiPath}/${gameId}/ws`;
+    const token = localStorage.getItem('token');
-    const token = localStorage.getItem('token') ?? '';
+    let wsUrl = `${this.resolveWsBase()}${this.apiPath}/${gameId}/ws`;
-    return this.streamHandler.createGameStream(wsUrl, gameId, token);
+    if (token) {
+      wsUrl += `?token=${encodeURIComponent(token)}`;
+    }
+    return this.streamHandler.createGameStream(wsUrl, gameId);
   }
 }

src/app/services/official-bot.service.ts

@@ -1,22 +0,0 @@
-import { Injectable, inject } from '@angular/core';
-import { HttpClient } from '@angular/common/http';
-import { Observable } from 'rxjs';
-
-export interface JoinTournamentResponse {
-  botId: string;
-  difficulty: string;
-  status: string;
-}
-
-@Injectable({ providedIn: 'root' })
-export class OfficialBotService {
-  private readonly http = inject(HttpClient);
-  private readonly base = '/api/bots/official';
-
-  joinTournament(tournamentId: string, difficulty: string): Observable<JoinTournamentResponse> {
-    return this.http.post<JoinTournamentResponse>(`${this.base}/join-tournament`, {
-      tournamentId,
-      difficulty,
-    });
-  }
-}

src/app/services/stream-handler.service.ts

@@ -6,7 +6,7 @@ const WS_CONNECT_TIMEOUT_MS = 3000;
 
 @Injectable({ providedIn: 'root' })
 export class StreamHandlerService {
-  createGameStream(wsUrl: string, gameId: string, token: string): Observable<GameStreamEvent> {
+  createGameStream(wsUrl: string, gameId: string): Observable<GameStreamEvent> {
     return new Observable<GameStreamEvent>((observer) => {
       const ws = new WebSocket(wsUrl);
       let connected = false;
@@ -14,7 +14,7 @@ export class StreamHandlerService {
       const emitErrorEvent = (message: string): void => {
         const errorEvent: ErrorEvent = {
           type: 'error',
-          error: { code: 'STREAM_ERROR', message },
+          error: { code: 'STREAM_ERROR', message }
         };
         observer.next(errorEvent);
       };
@@ -36,7 +36,6 @@ export class StreamHandlerService {
         connected = true;
         clearTimeout(connectionTimeoutId);
         console.log(`[StreamHandler] WebSocket connected for ${gameId}`);
-        ws.send(JSON.stringify({ type: 'auth', token }));
       };
 
       ws.onmessage = (message) => {

src/app/services/tournament-server.service.ts

@@ -1,23 +0,0 @@
-import { Injectable, inject } from '@angular/core';
-import { HttpClient } from '@angular/common/http';
-import { Observable } from 'rxjs';
-
-export interface ExternalTournamentServer {
-  id: string;
-  label: string;
-  url: string;
-}
-
-export interface ExternalTournamentServerList {
-  servers: ExternalTournamentServer[];
-}
-
-@Injectable({ providedIn: 'root' })
-export class TournamentServerService {
-  private readonly http = inject(HttpClient);
-  private readonly base = '/api/tournament/servers';
-
-  list(): Observable<ExternalTournamentServerList> {
-    return this.http.get<ExternalTournamentServerList>(this.base);
-  }
-}

src/app/services/tournament.service.ts

@@ -40,8 +40,10 @@ export class TournamentService {
     return this.http.post<Tournament>(`${this.base}/${id}/start`, null);
   }
 
-  join(id: string, botId: string, botName: string): Observable<void> {
+  joinWithBotToken(id: string, botToken: string): Observable<void> {
-    return this.http.post<void>(`${this.base}/${id}/join`, { botId, botName });
+    return this.http.post<void>(`${this.base}/${id}/join`, null, {
+      headers: new HttpHeaders({ Authorization: `Bearer ${botToken}` })
+    });
   }
 
   roundPairings(id: string, round: number): Observable<RoundPairings> {

versions.env

@@ -1,3 +1,3 @@
 MAJOR=0
-MINOR=5
+MINOR=2
-PATCH=0
+PATCH=8