feat: füge LiveTickerBanner-Komponente hinzu und erweitere Spielplan-Daten mit MeetingId und Live-Daten-Flag

server/utils/live-ticker.js

@@ -0,0 +1,71 @@
+import { getCurrentSeasonSlug, readSpielplanData } from './spielplan-data.js'
+
+const TICKER_WINDOW_BEFORE_MS = 30 * 60 * 1000
+const TICKER_WINDOW_AFTER_MS = 6 * 60 * 60 * 1000
+const FINISHED_VISIBLE_MS = 60 * 60 * 1000
+const cache = new Map()
+
+function matchTime(row) {
+  const timestamp = Number(row.Timestamp)
+  return Number.isFinite(timestamp) ? timestamp * 1000 : NaN
+}
+
+function score(data) {
+  const home = data.is_completed ? data.matches_home : data.match?.reduce((sum, item) => sum + (Number(item.matches_home) || 0), 0)
+  const away = data.is_completed ? data.matches_guest : data.match?.reduce((sum, item) => sum + (Number(item.matches_guest) || 0), 0)
+  return `${home ?? 0}:${away ?? 0}`
+}
+
+export async function refreshLiveTicker(now = new Date()) {
+  const season = getCurrentSeasonSlug(now)
+  const { data } = await readSpielplanData({ season })
+  const nowMs = now.getTime()
+  const candidates = data.filter((row) => {
+    const startsAt = matchTime(row)
+    return Number.isFinite(startsAt) && startsAt - TICKER_WINDOW_BEFORE_MS <= nowMs && nowMs <= startsAt + TICKER_WINDOW_AFTER_MS
+  })
+
+  await Promise.all(candidates.map(async (row) => {
+    const meetingId = String(row.MeetingId || row.BegegnungNr || '').trim()
+    if (!/^\d{6,}$/.test(meetingId)) return
+    try {
+      const response = await fetch(`https://www.mytischtennis.de/api/meeting/${meetingId}/live`, {
+        headers: { accept: 'application/json', 'accept-language': 'de-DE,de;q=0.9' },
+        signal: AbortSignal.timeout(10_000)
+      })
+      if (!response.ok) throw new Error(`HTTP ${response.status}`)
+      const payload = await response.json()
+      const report = payload?.data
+      if (!report) throw new Error('Keine Spieldaten erhalten')
+      const completedAt = report.is_completed ? nowMs : null
+      const previous = cache.get(meetingId)
+      cache.set(meetingId, {
+        meetingId,
+        homeTeam: report.team_home || row.HeimMannschaft,
+        awayTeam: report.team_guest || row.GastMannschaft,
+        score: score(report),
+        startsAt: matchTime(row),
+        hasLiveData: report.has_nu_live_push_data === true,
+        completed: report.is_completed === true,
+        completedAt: completedAt || previous?.completedAt || null,
+        updatedAt: new Date(nowMs).toISOString()
+      })
+    } catch (error) {
+      const previous = cache.get(meetingId)
+      if (previous) cache.set(meetingId, { ...previous, updatedAt: previous.updatedAt, error: 'Live-Daten derzeit nicht erreichbar' })
+    }
+  }))
+
+  for (const [meetingId, entry] of cache) {
+    if (entry.completed && entry.completedAt && nowMs - entry.completedAt > FINISHED_VISIBLE_MS) cache.delete(meetingId)
+  }
+  return getLiveTicker(now)
+}
+
+export function getLiveTicker(now = new Date()) {
+  const nowMs = now.getTime()
+  const matches = [...cache.values()]
+    .filter((entry) => !entry.completed || !entry.completedAt || nowMs - entry.completedAt <= FINISHED_VISIBLE_MS)
+    .sort((a, b) => Number(b.hasLiveData && !b.completed) - Number(a.hasLiveData && !a.completed) || a.startsAt - b.startsAt)
+  return { matches, updatedAt: new Date(nowMs).toISOString() }
+}