feat: add age group code extraction and link youth club teams to imported leagues

backend/services/matchService.js

@@ -79,6 +79,28 @@ class MatchService {
             .trim();
     }
 
+    getAgeGroupCode(ageClass) {
+        const match = String(ageClass || '').match(/jugend\s+(\d+)/i);
+        return match ? `J${match[1]}` : null;
+    }
+
+    async linkYouthClubTeamsToImportedLeagues(clubId, seasonId, leaguesByAgeGroup) {
+        if (!leaguesByAgeGroup.size) {
+            return;
+        }
+
+        const clubTeams = await ClubTeam.findAll({
+            where: { clubId, seasonId, teamAgeGroup: { [Op.ne]: 'adult' } }
+        });
+
+        for (const clubTeam of clubTeams) {
+            const leagueId = leaguesByAgeGroup.get(clubTeam.teamAgeGroup);
+            if (leagueId && clubTeam.leagueId !== leagueId) {
+                await clubTeam.update({ leagueId });
+            }
+        }
+    }
+
     async findExistingMatchForCSV(clubId, date, homeTeamName, guestTeamName) {
         if (Number.isNaN(date?.getTime?.())) {
             return null;
@@ -117,6 +139,7 @@ class MatchService {
         await checkAccess(userToken, clubId); 
         let seasonString = '';
         const matches = [];
+        const importedYouthLeagues = new Map();
         try { 
             const fileStream = fs.createReadStream(filePath)
                 // click-TT exports this file as Windows-1252 / ISO-8859-1.
@@ -136,6 +159,12 @@ class MatchService {
                         seasonId: season.id,
                     },
                 });
+                if (row['Runde'] !== 'Pokal') {
+                    const ageGroup = this.getAgeGroupCode(row['Altersklasse']);
+                    if (ageGroup) {
+                        importedYouthLeagues.set(ageGroup, league.id);
+                    }
+                }
                 const homeTeamName = this.formatTeamNameWithAgeClass(
                     row['HeimMannschaft'],
                     row['HeimMannschaftAltersklasse']
@@ -166,7 +195,7 @@ class MatchService {
                     homeTeamName,
                     guestTeamName
                 );
-                if (existingMatch && existingMatch.leagueId !== league.id) {
+                if (existingMatch) {
                     if (location && existingMatch.locationId !== location.id) {
                         await existingMatch.update({ locationId: location.id });
                     }
@@ -200,18 +229,15 @@ class MatchService {
             let season = null;
             if (seasonString) {
                 season = await Season.findOne({ where: { season: seasonString } });
-                if (season) {
-                    // Lösche alle Matches für Ligen dieser Saison
-                    const leagues = await League.findAll({ 
-                        where: { seasonId: season.id, clubId } 
-                    });
-                    const leagueIds = leagues.map(league => league.id);
-                    if (leagueIds.length > 0) {
-                        await Match.destroy({ where: { clubId, leagueId: leagueIds } });
-                    }
-                }
             }
             const result = await Match.bulkCreate(matches);
+            if (season) {
+                await this.linkYouthClubTeamsToImportedLeagues(
+                    clubId,
+                    season.id,
+                    importedYouthLeagues
+                );
+            }
             return result;
 
         } catch (error) {