feat(cms): add season dropdown/create and restore baelle ratio

server/api/mannschaften/seasons.get.js

@@ -0,0 +1,55 @@
+import { promises as fs } from 'fs'
+import path from 'path'
+import { getCurrentSeasonSlug } from '../../utils/spielplan-data.js'
+
+const SEASON_FILE_PATTERN = /^mannschaften_(\d{2}--\d{2})\.csv$/
+
+async function collectSeasonFiles(dirPath) {
+  try {
+    const files = await fs.readdir(dirPath)
+    return files
+      .map((name) => {
+        const match = name.match(SEASON_FILE_PATTERN)
+        return match ? match[1] : null
+      })
+      .filter(Boolean)
+  } catch (error) {
+    if (error?.code === 'ENOENT') return []
+    throw error
+  }
+}
+
+export default defineEventHandler(async () => {
+  try {
+    const cwd = process.cwd()
+    const dirs = [
+      path.join(cwd, 'server/data/public-data'),
+      path.join(cwd, '../server/data/public-data'),
+      path.join(cwd, '.output/public/data'),
+      path.join(cwd, 'public/data')
+    ]
+
+    const seasonLists = await Promise.all(dirs.map((dir) => collectSeasonFiles(dir)))
+    const allSeasons = [...new Set(seasonLists.flat())].sort().reverse()
+
+    const currentSeason = getCurrentSeasonSlug()
+    const seasons = allSeasons.includes(currentSeason)
+      ? allSeasons
+      : [currentSeason, ...allSeasons]
+
+    return {
+      success: true,
+      seasons,
+      currentSeason,
+      defaultSeason: seasons[0] || currentSeason
+    }
+  } catch (error) {
+    console.error('Fehler beim Laden der Mannschafts-Saisons:', error)
+    return {
+      success: false,
+      seasons: [getCurrentSeasonSlug()],
+      currentSeason: getCurrentSeasonSlug(),
+      defaultSeason: getCurrentSeasonSlug()
+    }
+  }
+})