feat : race number changes automatically according to the stopbet✅

btc-UI/src/app/components/navbar/navbar.component.ts

@@ -22,10 +22,9 @@ export class NavbarComponent implements OnInit, OnDestroy {
   btid: string | null = null;
 
   // component properties - add these at top-level in the component class
-consecTimeouts = 0;
-maxConsecTimeouts = 2;
-liveStatusOk = true;
-
+  consecTimeouts = 0;
+  maxConsecTimeouts = 2;
+  liveStatusOk = true;
 
   showVenueModal = false;
   showRaceModal = false;
@@ -77,6 +76,12 @@ liveStatusOk = true;
     private http: HttpClient
   ) {}
 
+  // Stopbet-related properties
+  private stopbetStatuses: Map<number, string> = new Map(); // raceNum => 'Y'|'N'|'S'
+  private currentVenue: string = '';
+  private currentDate: string = '';
+  private eventSource?: EventSource;
+
   ngOnInit() {
     this.userName = localStorage.getItem('userName') || '';
     this.btid = localStorage.getItem('btid');
@@ -117,6 +122,16 @@ liveStatusOk = true;
       }
     }
 
+    // Set current venue and date
+    this.currentVenue = (this.raceCardData?.venue ?? '').toUpperCase();
+    this.currentDate = this.getTodayDate();
+
+    // Setup stopbet if venue is available
+    if (this.currentVenue) {
+      this.fetchInitialStopbets();
+      this.setupSSE();
+    }
+
     // Periodic ABS/latest polling
     this.subscription = interval(5000)
       .pipe(
@@ -185,6 +200,97 @@ liveStatusOk = true;
     });
   }
 
+  private getTodayDate(): string {
+    const now = new Date();
+    const year = now.getFullYear();
+    const month = String(now.getMonth() + 1).padStart(2, '0');
+    const day = String(now.getDate()).padStart(2, '0');
+    return `${year}/${month}/${day}`;
+  }
+
+  private fetchInitialStopbets() {
+    this.http.get(`http://localhost:8080/stopbet/raw?venue=${this.currentVenue}&date=${this.currentDate}`).subscribe({
+      next: (res: any) => {
+        if (res.ok && res.data) {
+          const key = `${this.currentVenue}:${this.currentDate}`;
+          const meeting = res.data[key] || {};
+          for (const race in meeting) {
+            const raceNum = parseInt(race, 10);
+            this.stopbetStatuses.set(raceNum, meeting[race]);
+          }
+          // Check and switch if current race is stopped
+          this.checkAndSwitchIfStopped();
+        }
+      },
+      error: (err) => {
+        console.error('[STOPBET] Failed to fetch initial statuses:', err);
+      }
+    });
+  }
+
+  private setupSSE() {
+    if (this.eventSource) {
+      this.eventSource.close();
+    }
+    this.eventSource = new EventSource('http://localhost:8080/stopbet/stream');
+    this.eventSource.onmessage = (event) => {
+      this.zone.run(() => {
+        try {
+          const data = JSON.parse(event.data);
+          if (data.type === 'stopbet' && data.venue === this.currentVenue && data.date === this.currentDate) {
+            const raceNum = parseInt(data.race, 10);
+            this.stopbetStatuses.set(raceNum, data.status);
+            // If current selected race is affected and now stopped, switch
+            if (this.selectedRace === raceNum && !this.isOpen(raceNum)) {
+              this.checkAndSwitchIfStopped();
+            }
+          }
+        } catch (err) {
+          console.error('[STOPBET] SSE parse error:', err);
+        }
+      });
+    };
+    this.eventSource.onerror = (err) => {
+      console.error('[STOPBET] SSE error:', err);
+    };
+  }
+
+  private isOpen(race: number): boolean {
+    const status = this.stopbetStatuses.get(race);
+    return status === 'N' || status === undefined; // Assume open if unknown
+  }
+
+  private getMaxRaces(): number {
+    return this.raceCardData?.raceVenueRaces?.races?.length || 10;
+  }
+
+  private getOpenRaceStartingFrom(start: number): number {
+    const max = this.getMaxRaces();
+    // Try from start to max
+    for (let r = start; r <= max; r++) {
+      if (this.isOpen(r)) {
+        return r;
+      }
+    }
+    // If none after, try from 1 to start-1
+    for (let r = 1; r < start; r++) {
+      if (this.isOpen(r)) {
+        return r;
+      }
+    }
+    // All stopped, return original start
+    return start;
+  }
+
+  private checkAndSwitchIfStopped() {
+    if (!this.isOpen(this.selectedRace)) {
+      const nextOpen = this.getOpenRaceStartingFrom(this.selectedRace + 1);
+      if (nextOpen !== this.selectedRace) {
+        this.selectRace(nextOpen);
+      }
+    }
+  }
+
   private getLegIndexForRace(poolName: string, race: number): number {
     const raceMap: { [key: string]: number[] } = {
       mjp1: [1, 2, 3, 4],
@@ -335,12 +441,26 @@ liveStatusOk = true;
       value: this.selectedVenue,
     });
 
+    // Update currentVenue if changed
+    const newVenue = venue.toUpperCase();
+    if (newVenue !== this.currentVenue) {
+      this.currentVenue = newVenue;
+      this.stopbetStatuses.clear();
+      if (this.currentVenue) {
+        this.fetchInitialStopbets();
+        this.setupSSE();
+      }
+    }
+
     //  console.log('[VENUE] Venue resolved to (structured):', this.selectedVenue, '| index:', index);
     this.closeModals();
   }
 
   selectRace(race: number) {
-    this.selectedRace = race;
+    // Adjust race if the attempted one is stopped
+    const adjustedRace = this.isOpen(race) ? race : this.getOpenRaceStartingFrom(race);
+
+    this.selectedRace = adjustedRace;
     this.currentPool = null;
     this.multiLegBaseRaceIdx = 0;
     this.currentLegRaceDisplay = '';
@@ -352,7 +472,7 @@ liveStatusOk = true;
 
     // Use this.raceCardData (structured) rather than re-parsing localStorage
     const raceList = this.raceCardData?.raceVenueRaces?.races ?? [];
-    const selectedRaceEntry = raceList[race - 1] ?? [];
+    const selectedRaceEntry = raceList[this.selectedRace - 1] ?? [];
 
     // Determine runnerCount defensively based on possible shapes
     let runnerCount = 12;
@@ -554,6 +674,9 @@ liveStatusOk = true;
     if (this.subscription) {
       this.subscription.unsubscribe();
     }
+    if (this.eventSource) {
+      this.eventSource.close();
+    }
   }
 
   // Add trackByHorse for use in *ngFor
@@ -561,4 +684,3 @@ liveStatusOk = true;
     return item;
   }
 }
-