feat(tournament-suggestions): implement save functionality for tournament suggestions

backend/services/officialTournamentService.js

@@ -7,10 +7,36 @@ import OfficialTournament from '../models/OfficialTournament.js';
 import OfficialCompetition from '../models/OfficialCompetition.js';
 import OfficialCompetitionMember from '../models/OfficialCompetitionMember.js';
 import OfficialTournamentTacticPlan from '../models/OfficialTournamentTacticPlan.js';
+import TournamentSuggestion from '../models/TournamentSuggestion.js';
 import Member from '../models/Member.js';
 import OfficialTournamentParserService from './officialTournamentParserService.js';
 
 class OfficialTournamentService {
+  async saveTournamentSuggestion(clubId, suggestionId) {
+    const suggestion = await TournamentSuggestion.findOne({ where: { id: suggestionId, clubId } });
+    if (!suggestion) return null;
+
+    let tournament = await OfficialTournament.findOne({
+      where: { clubId, title: suggestion.title, eventDate: suggestion.eventDate },
+    });
+    const created = !tournament;
+    if (!tournament) {
+      tournament = await OfficialTournament.create({
+        clubId,
+        title: suggestion.title,
+        eventDate: suggestion.eventDate,
+        organizer: suggestion.organizer,
+        host: suggestion.organizer,
+        venues: JSON.stringify(suggestion.location ? [suggestion.location] : []),
+        competitionTypes: JSON.stringify([]),
+        registrationDeadlines: JSON.stringify([]),
+        entryFees: JSON.stringify({}),
+      });
+    }
+    await suggestion.update({ status: 'reviewed' });
+    return { id: String(tournament.id), created };
+  }
+
   async listTacticPlans(clubId, tournamentId) {
     const tournament = await OfficialTournament.findOne({ where: { id: tournamentId, clubId } });
     if (!tournament) return null;