Add data library UI

frontend/src/lib/coverage.ts

@@ -0,0 +1,76 @@
+import type { DatasetInfo, Weekend, WeekendSession } from '../types'
+
+export const RACE_HUB_DATASETS = [
+  'meeting',
+  'session',
+  'drivers',
+  'results',
+  'starting_grid',
+  'stints',
+  'pit_stops',
+  'positions',
+  'race_control',
+  'weather',
+  'laps',
+] as const
+
+export type RaceHubDatasetKey = (typeof RACE_HUB_DATASETS)[number]
+
+export function countRaceHubDatasets(datasets: Record<string, DatasetInfo>): { available: number; total: number } {
+  const total = RACE_HUB_DATASETS.length
+  const available = RACE_HUB_DATASETS.filter((key) => datasets[key]?.status === 'available').length
+  return { available, total }
+}
+
+export function formatCoverageHint(datasets: Record<string, DatasetInfo>): string {
+  const { available, total } = countRaceHubDatasets(datasets)
+  return `${available}/${total}`
+}
+
+export function isSessionComplete(datasets: Record<string, DatasetInfo>): boolean {
+  const { available, total } = countRaceHubDatasets(datasets)
+  return available === total
+}
+
+export function sessionTypeAbbrev(sessionType: string, sessionName: string): string {
+  const type = sessionType.toLowerCase()
+  const name = sessionName.toLowerCase()
+  if (type.includes('race') || name === 'race') return 'R'
+  if (type.includes('qualifying') || name.startsWith('q')) return 'Q'
+  if (type.includes('sprint')) return 'S'
+  if (name.includes('fp1') || name.includes('practice 1')) return 'FP1'
+  if (name.includes('fp2') || name.includes('practice 2')) return 'FP2'
+  if (name.includes('fp3') || name.includes('practice 3')) return 'FP3'
+  return sessionName.slice(0, 3).toUpperCase()
+}
+
+export function countWeekendStats(weekends: (Weekend | undefined)[]) {
+  let full = 0
+  let partial = 0
+  let missing = 0
+
+  for (const weekend of weekends) {
+    if (!weekend || weekend.sessions.length === 0) {
+      missing++
+      continue
+    }
+    switch (weekend.source) {
+      case 'local':
+        full++
+        break
+      case 'partial':
+        partial++
+        break
+      default:
+        missing++
+    }
+  }
+
+  return { full, partial, missing, total: weekends.length }
+}
+
+export function sessionIconClass(session: WeekendSession): string {
+  if (session.source === 'none') return 'si-missing'
+  if (isSessionComplete(session.datasets)) return 'si-full'
+  return 'si-partial'
+}