diff --git a/PadelClub/Data/Event.swift b/PadelClub/Data/Event.swift
index 85baf07..21a0d91 100644
--- a/PadelClub/Data/Event.swift
+++ b/PadelClub/Data/Event.swift
@@ -32,7 +32,12 @@ final class Event: ModelObject, Storable {
     }
     
     override func deleteDependencies() throws {
-        DataStore.shared.tournaments.deleteDependencies(self.tournaments)
+        let tournaments = self.tournaments
+        for tournament in tournaments {
+            try tournament.deleteDependencies()
+        }
+        
+        DataStore.shared.tournaments.deleteDependencies(tournaments)
         DataStore.shared.dateIntervals.deleteDependencies(self.courtsUnavailability)
     }
     
diff --git a/PadelClub/Data/GroupStage.swift b/PadelClub/Data/GroupStage.swift
index 26d44a0..cba7fb4 100644
--- a/PadelClub/Data/GroupStage.swift
+++ b/PadelClub/Data/GroupStage.swift
@@ -381,7 +381,11 @@ final class GroupStage: ModelObject, Storable {
     }
 
     override func deleteDependencies() throws {
-        self.tournamentStore.matches.deleteDependencies(self._matches())
+        let matches = self._matches()
+        for match in matches {
+            try match.deleteDependencies()
+        }
+        self.tournamentStore.matches.deleteDependencies(matches)
     }
     
     func encode(to encoder: Encoder) throws {
diff --git a/PadelClub/Data/Match.swift b/PadelClub/Data/Match.swift
index 5d4c536..fb20842 100644
--- a/PadelClub/Data/Match.swift
+++ b/PadelClub/Data/Match.swift
@@ -78,7 +78,11 @@ final class Match: ModelObject, Storable {
         guard let tournament = self.currentTournament() else {
             return
         }
-        tournament.tournamentStore.teamScores.deleteDependencies(self.teamScores)
+        let teamScores = self.teamScores
+        for teamScore in teamScores {
+            try teamScore.deleteDependencies()
+        }
+        tournament.tournamentStore.teamScores.deleteDependencies(teamScores)
     }
     
     func indexInRound(in matches: [Match]? = nil) -> Int {
diff --git a/PadelClub/Data/Round.swift b/PadelClub/Data/Round.swift
index e10816b..31e805c 100644
--- a/PadelClub/Data/Round.swift
+++ b/PadelClub/Data/Round.swift
@@ -455,12 +455,12 @@ defer {
         return nextRound()?.isRankDisabled() == false
     }
     
-    func seedInterval(expanded: Bool = false) -> SeedInterval? {
+    func seedInterval(initialMode: Bool = false) -> SeedInterval? {
 #if DEBUG_TIME //DEBUGING TIME
         let start = Date()
         defer {
             let duration = Duration.milliseconds(Date().timeIntervalSince(start) * 1_000)
-            print("func seedInterval(expanded: Bool = false)", duration.formatted(.units(allowed: [.seconds, .milliseconds])))
+            print("func seedInterval(initialMode)", initialMode, duration.formatted(.units(allowed: [.seconds, .milliseconds])))
         }
 #endif
 
@@ -477,24 +477,24 @@ defer {
         }
         
         if let previousRound = previousRound() {
-            if previousRound.enabledMatches().isEmpty == false && expanded == false {
-                return previousRound.seedInterval()?.chunks()?.first
+            if (previousRound.enabledMatches().isEmpty == false || initialMode) {
+                return previousRound.seedInterval(initialMode: initialMode)?.chunks()?.first
             } else {
-                return previousRound.previousRound()?.seedInterval()
+                return previousRound.previousRound()?.seedInterval(initialMode: initialMode)
             }
         } else if let parentRound {
-            if parentRound.parent == nil && expanded == false {
-                return parentRound.seedInterval()
+            if parentRound.parent == nil {
+                return parentRound.seedInterval(initialMode: initialMode)
             }
-            return parentRound.seedInterval()?.chunks()?.last
+            return parentRound.seedInterval(initialMode: initialMode)?.chunks()?.last
         }
         
         return nil
     }
     
-    func roundTitle(_ displayStyle: DisplayStyle = .wide) -> String {
+    func roundTitle(_ displayStyle: DisplayStyle = .wide, initialMode: Bool = false) -> String {
         if parent != nil {
-            if let seedInterval = seedInterval() {
+            if let seedInterval = seedInterval(initialMode: initialMode) {
                 return seedInterval.localizedLabel(displayStyle)
             }
             print("Round pas trouvé", id, parent, index)
@@ -574,7 +574,8 @@ defer {
         let matches = (0..<matchCount).map { //0 is final match
             let roundIndex = RoundRule.roundIndex(fromMatchIndex: $0)
             let round = rounds[roundIndex]
-            return Match(round: round.id, index: $0, matchFormat: loserBracketMatchFormat)
+            return Match(round: round.id, index: $0, matchFormat: loserBracketMatchFormat, name: round.roundTitle(initialMode: true))
+            //initial mode let the roundTitle give a name without considering the playable match
         }
         
         do {
@@ -582,45 +583,10 @@ defer {
         } catch {
             Logger.error(error)
         }
-
-        matches.forEach { //0 is final match
-            let roundIndex = RoundRule.roundIndex(fromMatchIndex: $0.index)
-            let round = rounds[roundIndex]
-            $0.name = round.roundTitle()
-        }
         
-        do {
-            try self.tournamentStore.matches.addOrUpdate(contentOfs: matches)
-        } catch {
-            Logger.error(error)
-        }
-
         loserRounds().forEach { round in
             round.buildLoserBracket()
         }
-        
-        /*
-         return Match(round: round.id, index: $0, matchFormat: loserBracketMatchFormat)
-     }
-     
-     do {
-         try DataStore.shared.matches.addOrUpdate(contentOfs: matches)
-     } catch {
-         Logger.error(error)
-     }
-
-     matches.forEach {
-         $0.name = $0.roundObject?.roundTitle()
-     }
-     
-     do {
-         try DataStore.shared.matches.addOrUpdate(contentOfs: matches)
-     } catch {
-         Logger.error(error)
-     }
-     
-
-         */
     }
     
     var parentRound: Round? {
@@ -657,8 +623,19 @@ defer {
     }
     
     override func deleteDependencies() throws {
-        self.tournamentStore.matches.deleteDependencies(self._matches())
-        self.tournamentStore.rounds.deleteDependencies(self.loserRoundsAndChildren())
+        let matches = self._matches()
+        for match in matches {
+            try match.deleteDependencies()
+        }
+        
+        self.tournamentStore.matches.deleteDependencies(matches)
+        
+        let loserRounds = self.loserRounds()
+        for round in loserRounds {
+            try round.deleteDependencies()
+        }
+        
+        self.tournamentStore.rounds.deleteDependencies(loserRounds)
     }
     
     enum CodingKeys: String, CodingKey {
diff --git a/PadelClub/Data/Tournament.swift b/PadelClub/Data/Tournament.swift
index 9dd434e..7c9c605 100644
--- a/PadelClub/Data/Tournament.swift
+++ b/PadelClub/Data/Tournament.swift
@@ -347,9 +347,24 @@ final class Tournament : ModelObject, Storable {
     
     override func deleteDependencies() throws {
         let store = self.tournamentStore
-        store.teamRegistrations.deleteDependencies(self.unsortedTeams())
-        store.groupStages.deleteDependencies(self.groupStages())
-        store.rounds.deleteDependencies(self.rounds())
+        let teams = self.unsortedTeams()
+        for team in teams {
+            try team.deleteDependencies()
+        }
+        store.teamRegistrations.deleteDependencies(teams)
+        
+        let groups = self.groupStages()
+        for group in groups {
+            try group.deleteDependencies()
+        }
+        store.groupStages.deleteDependencies(groups)
+        
+        let rounds = self.rounds()
+        for round in rounds {
+            try round.deleteDependencies()
+        }
+        store.rounds.deleteDependencies(rounds)
+
         store.matchSchedulers.deleteDependencies(self._matchSchedulers())
     }
 
@@ -1172,12 +1187,12 @@ defer {
                     let disabledIds = playedMatches.flatMap({ $0.teamScores.compactMap({ $0.teamRegistration }) }).filter({ ids.contains($0) == false })
                     if disabledIds.isEmpty == false {
                         _removeStrings(from: &teams, stringsToRemove: disabledIds)
-                        teams[interval.computedLast] = disabledIds
+                        teams[interval.last] = disabledIds
                         let teamNames : [String] = disabledIds.compactMap {
                             let t : TeamRegistration? = Store.main.findById($0)
                             return t
                         }.map { $0.canonicalName }
-                        print("winners.isEmpty", "\(interval.computedLast) : ", teamNames)
+                        print("winners.isEmpty", "\(interval.last) : ", teamNames)
                         disabledIds.forEach {
                             ids.insert($0)
                         }
@@ -1185,23 +1200,23 @@ defer {
                 } else {
                     if winners.isEmpty == false {
                         _removeStrings(from: &teams, stringsToRemove: winners)
-                        teams[interval.computedFirst + winners.count - 1] = winners
+                        teams[interval.first + winners.count - 1] = winners
                         let teamNames : [String] = winners.compactMap {
                             let t: TeamRegistration? = Store.main.findById($0)
                             return t
                         }.map { $0.canonicalName }
-                        print("winners", "\(interval.computedFirst + winners.count - 1) : ", teamNames)
+                        print("winners", "\(interval.last + winners.count - 1) : ", teamNames)
                         winners.forEach { ids.insert($0) }
                     }
                     
                     if losers.isEmpty == false {
                         _removeStrings(from: &teams, stringsToRemove: losers)
-                        teams[interval.computedLast] = losers
+                        teams[interval.last] = losers
                         let loserTeamNames : [String] = losers.compactMap {
                             let t: TeamRegistration? = Store.main.findById($0)
                             return t
                         }.map { $0.canonicalName }
-                        print("losers", "\(interval.computedLast) : ", loserTeamNames)
+                        print("losers", "\(interval.last) : ", loserTeamNames)
                         losers.forEach { ids.insert($0) }
                     }
                 }
@@ -1514,6 +1529,7 @@ defer {
     }
 
     func deleteAndBuildEverything() {
+        resetBracketPosition()
         deleteStructure()
         deleteGroupStages()
         buildGroupStages()
@@ -1576,7 +1592,7 @@ defer {
             Logger.error(error)
         }
         
-        self.rounds().forEach { round in
+        rounds.forEach { round in
             round.buildLoserBracket()
         }
     }
@@ -1609,6 +1625,9 @@ defer {
         } catch {
             Logger.error(error)
         }
+    }
+    
+    func resetBracketPosition() {
         unsortedTeams().forEach({ $0.bracketPosition = nil })
         do {
             try self.tournamentStore.teamRegistrations.addOrUpdate(contentOfs: unsortedTeams())
@@ -1623,16 +1642,6 @@ defer {
         } catch {
             Logger.error(error)
         }
-        
-        do {
-            unsortedTeams().forEach({
-                $0.groupStage = nil
-                $0.groupStagePosition = nil
-            })
-            try self.tournamentStore.teamRegistrations.addOrUpdate(contentOfs: unsortedTeams())
-        } catch {
-            Logger.error(error)
-        }
     }
     
     func refreshGroupStages() {
diff --git a/PadelClub/ViewModel/SeedInterval.swift b/PadelClub/ViewModel/SeedInterval.swift
index 525e14e..35a3ddd 100644
--- a/PadelClub/ViewModel/SeedInterval.swift
+++ b/PadelClub/ViewModel/SeedInterval.swift
@@ -10,11 +10,10 @@ import Foundation
 struct SeedInterval: Hashable, Comparable {
     let first: Int
     let last: Int
-    var reduce: Int = 0
     
     func pointsRange(tournamentLevel: TournamentLevel, teamsCount: Int) -> String {
-        let range = [tournamentLevel.points(for: last - 1 - reduce, count: teamsCount),
-         tournamentLevel.points(for: first - 1 - reduce, count: teamsCount)]
+        let range = [tournamentLevel.points(for: last - 1, count: teamsCount),
+         tournamentLevel.points(for: first - 1, count: teamsCount)]
         return range.map { $0.formatted(.number.sign(strategy: .always())) }.joined(separator: " / ") + " pts"
     }
     
@@ -38,32 +37,24 @@ struct SeedInterval: Hashable, Comparable {
         if dimension > 3 {
             let split = dimension / 2
             if split%2 == 0 {
-                let firstHalf = SeedInterval(first: first, last: first + split - 1, reduce: reduce)
-                let secondHalf = SeedInterval(first: first + split, last: last, reduce: reduce)
+                let firstHalf = SeedInterval(first: first, last: first + split - 1)
+                let secondHalf = SeedInterval(first: first + split, last: last)
                 return [firstHalf, secondHalf]
             } else {
-                let firstHalf = SeedInterval(first: first, last: first + split, reduce: reduce)
-                let secondHalf = SeedInterval(first: first + split + 1, last: last, reduce: reduce)
+                let firstHalf = SeedInterval(first: first, last: first + split)
+                let secondHalf = SeedInterval(first: first + split + 1, last: last)
                 return [firstHalf, secondHalf]
             }
         } else {
             return nil
         }
     }
-    
-    var computedLast: Int {
-        last - reduce
-    }
-    
-    var computedFirst: Int {
-        first - reduce
-    }
-    
+        
     func localizedLabel(_ displayStyle: DisplayStyle = .wide) -> String {
         if dimension < 2 {
-            return "#\(first - reduce) / #\(last - reduce)"
+            return "#\(first) / #\(last)"
         } else {
-            return "#\(first - reduce) à #\(last - reduce)"
+            return "#\(first) à #\(last)"
         }
     }
 }
diff --git a/PadelClub/Views/Components/FortuneWheelView.swift b/PadelClub/Views/Components/FortuneWheelView.swift
index c30c919..ab8314a 100644
--- a/PadelClub/Views/Components/FortuneWheelView.swift
+++ b/PadelClub/Views/Components/FortuneWheelView.swift
@@ -62,26 +62,29 @@ struct SpinDrawView: View {
     let drawees: [any SpinDrawable]
     @State var segments: [any SpinDrawable]
     var autoMode: Bool = false
-    let completion: ([DrawResult]) async -> Void // Completion closure
+    let completion: ([DrawResult]) -> Void // Completion closure
     
     @State private var drawCount: Int = 0
     @State private var draws: [DrawResult] = [DrawResult]()
     @State private var drawOptions: [DrawOption] = [DrawOption]()
     @State private var selectedIndex: Int?
     @State private var disabled: Bool = false
+    @State private var validating: Bool = false
+    
+    var scrollDisabled: Bool {
+        drawCount < drawees.count || selectedIndex != nil
+    }
     
     var body: some View {
         List {
             if selectedIndex != nil {
                 Section {
-                    _validationLabelView(drawee: drawCount, result: segments[draws.last!.drawIndex])
+                    _validationLabelView(drawee: drawCount, result: segments[draws.last!.drawIndex])                
                     if autoMode == false || drawCount == drawees.count {
                         RowButtonView("Valider le tirage") {
-                            await completion(draws)
+                            completion(draws)
                             dismiss()
                         }
-                    } else {
-                        Text("Prochain tirage en préparation")
                     }
                 }
             } else if drawCount < drawees.count {
@@ -135,16 +138,17 @@ struct SpinDrawView: View {
                     }
                 }
             } else {
-                Section {
-                    Text("Tous les tirages sont terminés")
-                    ForEach(draws) { drawResult in
+                ForEach(draws) { drawResult in
+                    Section {
                         _validationLabelView(drawee: drawResult.drawee, result: segments[drawResult.drawIndex])
                     }
                 }
                 
-                RowButtonView("Valider les tirages") {
-                    await completion(draws)
-                    dismiss()
+                Section {
+                    RowButtonView("Valider les tirages") {
+                        await completion(draws)
+                        dismiss()
+                    }
                 }
             }
   
@@ -164,6 +168,22 @@ struct SpinDrawView: View {
                 }
                 .disabled(disabled || autoMode)
             }
+            
+            if scrollDisabled == false {
+                ToolbarItem(placement: .topBarTrailing) {
+                    Button {
+                        validating = true
+                        completion(draws)
+                        dismiss()
+                    } label: {
+                        Text("Tout valider")
+                    }
+                }
+
+                ToolbarItem(placement: .status) {
+                    Text("Tous les tirages sont terminés")
+                }
+            }
         }
         .navigationBarBackButtonHidden()
         .navigationTitle("Tirage au sort")
@@ -171,7 +191,7 @@ struct SpinDrawView: View {
         .toolbarBackground(.visible, for: .navigationBar)
         .toolbar(.hidden, for: .tabBar)
         .listStyle(.insetGrouped)
-        .scrollDisabled(true)
+        .scrollDisabled(scrollDisabled)
         .interactiveDismissDisabled()
         .onAppear {
             for (index, segment) in segments.enumerated() {
diff --git a/PadelClub/Views/Round/RoundView.swift b/PadelClub/Views/Round/RoundView.swift
index c4c43ce..e848e55 100644
--- a/PadelClub/Views/Round/RoundView.swift
+++ b/PadelClub/Views/Round/RoundView.swift
@@ -28,7 +28,7 @@ struct RoundView: View {
         return self.tournament.tournamentStore
     }
     
-    private func _getAvailableSeedGroup() async {
+    private func _getAvailableSeedGroup() {
 #if DEBUG_TIME //DEBUGING TIME
         let start = Date()
         defer {
@@ -40,7 +40,7 @@ struct RoundView: View {
         availableSeedGroup = tournament.seedGroupAvailable(atRoundIndex: upperRound.round.index)
     }
     
-    private func _getSpaceLeft() async {
+    private func _getSpaceLeft() {
 #if DEBUG_TIME //DEBUGING TIME
         let start = Date()
         defer {
@@ -130,12 +130,11 @@ struct RoundView: View {
                     Section {
                         RowButtonView("Placer \(availableSeedGroup.localizedLabel())" + ((availableSeedGroup.isFixed() == false) ? " au hasard" : ""))  {
                             tournament.setSeeds(inRoundIndex: upperRound.round.index, inSeedGroup: availableSeedGroup)
-                            await _save()
+                            _save()
                             if tournament.availableSeeds().isEmpty && tournament.availableQualifiedTeams().isEmpty {
                                 self.isEditingTournamentSeed.wrappedValue = false
                             }
-                            await _getSpaceLeft()
-                            await _getAvailableSeedGroup()
+                            _prepareRound()
                         }
                     } footer: {
                         if availableSeedGroup.isFixed() == false {
@@ -161,17 +160,14 @@ struct RoundView: View {
                                 ForEach(availableQualifiedTeams) { team in
                                     NavigationLink {
                                         SpinDrawView(drawees: [team], segments: spaceLeft) { results in
-                                            Task {
-                                                results.forEach { drawResult in
-                                                    team.setSeedPosition(inSpot: spaceLeft[drawResult.drawIndex], slot: nil, opposingSeeding: true)
-                                                }
-                                                await _save()
-                                                if tournament.availableSeeds().isEmpty && tournament.availableQualifiedTeams().isEmpty {
-                                                    self.isEditingTournamentSeed.wrappedValue = false
-                                                }
-                                                await _getSpaceLeft()
-                                                await _getAvailableSeedGroup()
+                                            results.forEach { drawResult in
+                                                team.setSeedPosition(inSpot: spaceLeft[drawResult.drawIndex], slot: nil, opposingSeeding: true)
                                             }
+                                            _save()
+                                            if tournament.availableSeeds().isEmpty && tournament.availableQualifiedTeams().isEmpty {
+                                                self.isEditingTournamentSeed.wrappedValue = false
+                                            }
+                                            _prepareRound()
                                         }
                                     } label: {
                                         TeamRowView(team: team, displayCallDate: false)
@@ -193,17 +189,14 @@ struct RoundView: View {
                                 ForEach(availableSeeds) { team in
                                     NavigationLink {
                                         SpinDrawView(drawees: [team], segments: seedSpaceLeft) { results in
-                                            Task {
-                                                results.forEach { drawResult in
-                                                    team.setSeedPosition(inSpot: seedSpaceLeft[drawResult.drawIndex], slot: nil, opposingSeeding: false)
-                                                }
-                                                await _save()
-                                                if tournament.availableSeeds().isEmpty && tournament.availableQualifiedTeams().isEmpty {
-                                                    self.isEditingTournamentSeed.wrappedValue = false
-                                                }
-                                                await _getSpaceLeft()
-                                                await _getAvailableSeedGroup()
+                                            results.forEach { drawResult in
+                                                team.setSeedPosition(inSpot: seedSpaceLeft[drawResult.drawIndex], slot: nil, opposingSeeding: false)
+                                            }
+                                            _save()
+                                            if tournament.availableSeeds().isEmpty && tournament.availableQualifiedTeams().isEmpty {
+                                                self.isEditingTournamentSeed.wrappedValue = false
                                             }
+                                            _prepareRound()
                                         }
                                     } label: {
                                         TeamRowView(team: team, displayCallDate: false)
@@ -221,17 +214,14 @@ struct RoundView: View {
                                 ForEach(availableSeeds) { team in
                                     NavigationLink {
                                         SpinDrawView(drawees: [team], segments: spaceLeft) { results in
-                                            Task {
-                                                results.forEach { drawResult in
-                                                    team.setSeedPosition(inSpot: spaceLeft[drawResult.drawIndex], slot: nil, opposingSeeding: true)
-                                                }
-                                                await _save()
-                                                if tournament.availableSeeds().isEmpty && tournament.availableQualifiedTeams().isEmpty {
-                                                    self.isEditingTournamentSeed.wrappedValue = false
-                                                }
-                                                await _getSpaceLeft()
-                                                await _getAvailableSeedGroup()
+                                            results.forEach { drawResult in
+                                                team.setSeedPosition(inSpot: spaceLeft[drawResult.drawIndex], slot: nil, opposingSeeding: true)
                                             }
+                                            _save()
+                                            if tournament.availableSeeds().isEmpty && tournament.availableQualifiedTeams().isEmpty {
+                                                self.isEditingTournamentSeed.wrappedValue = false
+                                            }
+                                            _prepareRound()
                                         }
                                     } label: {
                                         TeamRowView(team: team, displayCallDate: false)
@@ -283,9 +273,7 @@ struct RoundView: View {
             PrintSettingsView(tournament: tournament)
         }
         .onAppear {
-            Task {
-                await _prepareRound()
-            }
+            _prepareRound()
             let seeds = upperRound.round.seeds()
             SlideToDeleteSeedTip.seeds = seeds.count
             PrintTip.seeds = seeds.count
@@ -294,17 +282,19 @@ struct RoundView: View {
         .fullScreenCover(isPresented: showVisualDrawView) {
             if let availableSeedGroup = selectedSeedGroup {
                 let seeds = tournament.seeds(inSeedGroup: availableSeedGroup)
-                let availableSeedSpot = tournament.availableSeedSpot(inRoundIndex: upperRound.round.index)
+                let opposingSeeding = seedSpaceLeft.isEmpty ? true : false
+                let availableSeedSpot = opposingSeeding ? spaceLeft : seedSpaceLeft
                 NavigationStack {
                     SpinDrawView(drawees: seeds, segments: availableSeedSpot, autoMode: true) { draws in
-                        Task {
-                            draws.forEach { drawResult in
-                                seeds[drawResult.drawee].setSeedPosition(inSpot: availableSeedSpot[drawResult.drawIndex], slot: nil, opposingSeeding: false)
-                            }
-                            await _save()
-                            if tournament.availableSeeds().isEmpty && tournament.availableQualifiedTeams().isEmpty {
-                                self.isEditingTournamentSeed.wrappedValue = false
-                            }
+                        draws.forEach { drawResult in
+                            seeds[drawResult.drawee].setSeedPosition(inSpot: availableSeedSpot[drawResult.drawIndex], slot: nil, opposingSeeding: opposingSeeding)
+                        }
+
+                        _save()
+                        _prepareRound()
+
+                        if tournament.availableSeeds().isEmpty && tournament.availableQualifiedTeams().isEmpty {
+                            self.isEditingTournamentSeed.wrappedValue = false
                         }
                     }
                 }
@@ -315,9 +305,7 @@ struct RoundView: View {
             ToolbarItem(placement: .topBarTrailing) {
                 Button(isEditingTournamentSeed.wrappedValue == true ? "Valider" : "Modifier") {
                     if isEditingTournamentSeed.wrappedValue == true {
-                        Task {
-                           await _save()
-                        }
+                        _save()
                     }
                     isEditingTournamentSeed.wrappedValue.toggle()
                 }
@@ -325,7 +313,7 @@ struct RoundView: View {
         }
     }
     
-    private func _save() async {
+    private func _save() {
         do {
             try self.tournamentStore.teamRegistrations.addOrUpdate(contentOfs: tournament.unsortedTeams())
         } catch {
@@ -348,13 +336,9 @@ struct RoundView: View {
         }
     }
     
-    private func _prepareRound() async {
-        Task {
-            await _getSpaceLeft()
-        }
-        Task {
-            await _getAvailableSeedGroup()
-        }
+    private func _prepareRound() {
+        _getSpaceLeft()
+        _getAvailableSeedGroup()
     }
 }