PadelClub/PadelClub/Views/Tournament/Screen/Components/TournamentMatchFormatsSettingsView.swift

//
//  TournamentMatchFormatsSettingsView.swift
//  PadelClub
//
//  Created by Razmig Sarkissian on 18/04/2024.
//

import SwiftUI
import LeStorage

struct TournamentMatchFormatsSettingsView: View {
    @Environment(NavigationViewModel.self) var navigation: NavigationViewModel
    @Environment(Tournament.self) var tournament: Tournament
    @EnvironmentObject var dataStore: DataStore
    @State private var confirmUpdate: Bool = false
    @State private var updateCompleted: Bool = false
    var body: some View {
        @Bindable var tournament = tournament
        List {
            if confirmUpdate {
                RowButtonView("Modifier les matchs existants", role: .destructive) {
                    _updateAllFormat()
                }
            }
            
            TournamentFormatSelectionView()
            
            Section {
                LabeledContent {
                    StepperView(title: "minutes", count: $tournament.additionalEstimationDuration, step: 5)
                } label: {
                    Text("Modifier les durées moyennes")
                }
            } footer: {
                Text("Cette valeur est rajoutée ou soustraite aux valeurs par défaut. Par exemple, cela peut aider à mieux planifier un tournoi débutant ou jeune.")
            }
            
            Section {
                NavigationLink {
                    DurationSettingsView()
                } label: {
                    Label("Définir les durées moyennes", systemImage: "deskclock")
                }
            } footer: {
                Text("Vous pouvez définir vos propres estimations de durées de match en fonction du format de jeu.")
            }
        }
        .onChange(of: [tournament.loserBracketMatchFormat,
                       tournament.groupStageMatchFormat,
                       tournament.matchFormat,
                      ]) {
            _save()
            _confirmOrSave()
        }
        .onChange(of: tournament.additionalEstimationDuration) {
            _save()
        }
        .onChange(of: dataStore.appSettings.matchFormatsDefaultDuration) {
            _confirmOrSave()
        }
        .overlay(alignment: .bottom) {
            if updateCompleted {
                Label("Formats mis à jour", systemImage: "checkmark.circle.fill")
                    .toastFormatted()
                    .deferredRendering(for: .seconds(2))
            }
        }
    }
    
    private func _confirmOrSave() {
        switch tournament.state() {
        case .build:
            confirmUpdate = true
        default:
            break
        }
    }
    
    private func _updateAllFormat() {
        updateCompleted = false
        let groupStages = tournament.groupStages()
        groupStages.forEach { groupStage in
            groupStage.updateMatchFormat(tournament.groupStageMatchFormat)
        }
        
        let allRounds = tournament.allRounds()
        allRounds.forEach { round in
            if round.isLoserBracket() {
                round.updateMatchFormatAndAllMatches(tournament.loserBracketMatchFormat)
            } else {
                round.updateMatchFormatAndAllMatches(tournament.matchFormat)
            }
        }
        try? dataStore.groupStages.addOrUpdate(contentOfs: groupStages)
        try? dataStore.rounds.addOrUpdate(contentOfs: allRounds)
        
        confirmUpdate = false
        updateCompleted = true

    }
    
    private func _save() {
        do {
            try dataStore.tournaments.addOrUpdate(instance: tournament)
        } catch {
            Logger.error(error)
        }
    }
}

#Preview {
    TournamentMatchFormatsSettingsView()
}