PadelClub/PadelClub/Views/Tournament/TournamentView.swift

//
//  TournamentView.swift
//  PadelClub
//
//  Created by Razmig Sarkissian on 29/02/2024.
//

import SwiftUI
import LeStorage

struct TournamentView: View {
    @EnvironmentObject var dataStore: DataStore
    @Environment(NavigationViewModel.self) var navigation: NavigationViewModel
    @Environment(Tournament.self) var tournament: Tournament
    var presentationContext: PresentationContext = .agenda
    
    var lastDataSource: String? {
        dataStore.appSettings.lastDataSource
    }

    var _lastDataSourceDate: Date? {
        guard let lastDataSource else { return nil }
        return URL.importDateFormatter.date(from: lastDataSource)
    }

    var body: some View {
        VStack(spacing: 0.0) {
            List {
                SubscriptionInfoView()
                
                if tournament.state() != .canceled {
                    Section {
                        NavigationLink(value: Screen.inscription) {
                            LabeledContent {
                                Text(tournament.unsortedTeams().count.formatted() + "/" + tournament.teamCount.formatted())
                            } label: {
                                Text("Gestion des inscriptions")
                                if let closedRegistrationDate = tournament.closedRegistrationDate {
                                    Text("clôturé le " + closedRegistrationDate.formatted(date: .abbreviated, time: .shortened))
                                }
                            }
                        }
                        if let endOfInscriptionDate = tournament.mandatoryRegistrationCloseDate(), tournament.inscriptionClosed() == false && tournament.hasStarted() == false {
                            LabeledContent {
                                Text(endOfInscriptionDate.formatted(date: .abbreviated, time: .shortened))
                            } label: {
                                Text("Date limite")
                            }
                        }
                    } footer: {
                        if tournament.inscriptionClosed() == false && tournament.state() == .build && tournament.unsortedTeams().isEmpty == false && tournament.hasStarted() == false {
                            Button {
                                tournament.lockRegistration()
                                _save()
                            } label: {
                                Text("clôturer les inscriptions")
                                    .underline()
                            }
                            .buttonStyle(.borderless)
                        }
                    }
                }
                
                switch tournament.state() {
                case .canceled:
                    Section {
                        RowButtonView("Reprendre le tournoi", role: .destructive) {
                            tournament.isCanceled = false
                            _save()
                        }
                    } footer: {
                        Text("todo expliquer cet état")
                    }
                case .initial:
                    TournamentInitView()
                case .build:
                    TournamentRunningView(tournament: tournament)
                    
                    if tournament.hasEnded() {
                        NavigationLink(value: Screen.rankings) {
                            Text("Classement")
                        }
                    }
                }
            }
        }
        .toolbarBackground(.visible, for: .navigationBar)
        .navigationDestination(for: Screen.self, destination: { screen in
            Group {
                switch screen {
                case .structure:
                    TableStructureView()
                case .settings:
                    TournamentSettingsView()
                case .inscription:
                    InscriptionManagerView(tournament: tournament)
                case .groupStage:
                    GroupStagesView(tournament: tournament)
                case .round:
                    RoundsView(tournament: tournament)
                case .schedule:
                    TournamentScheduleView(tournament: tournament)
                case .cashier:
                    TournamentCashierView(tournament: tournament)
                case .call:
                    TournamentCallView(tournament: tournament)
                case .rankings:
                    TournamentRankView()
                case .broadcast:
                    BroadcastView()
                }
            }
            .environment(tournament)
        })
        .navigationBarTitleDisplayMode(.inline)
        .toolbarBackground(.visible, for: .navigationBar)
        .toolbar {
            ToolbarItem(placement: .principal) {
                VStack(spacing: -4.0) {
                    Text(tournament.tournamentTitle()).font(.headline)
                    Text(tournament.formattedDate())
                        .font(.subheadline).foregroundStyle(.secondary)
                }
            }

            ToolbarItem(placement: .topBarTrailing) {
                Menu {
                    if presentationContext == .agenda {
                        Button {
                            navigation.openTournamentInOrganizer(tournament)
                        } label: {
                            Label("Voir dans le gestionnaire", systemImage: "line.diagonal.arrow")
                        }
                    }
                    
                    Divider()
                    if tournament.state() == .build {
                        NavigationLink(value: Screen.settings) {
                            LabelSettings()
                        }
                        NavigationLink(value: Screen.structure) {
                            LabelStructure()
                        }
                        NavigationLink(value: Screen.rankings) {
                            Text("Classement")
                        }
                        NavigationLink(value: Screen.broadcast) {
                            Text("Publication")
                        }
                    }
                } label: {
                    LabelOptions()
                }
            }
        }
        .onAppear {
            Logger.log("Payment = \(String(describing: self.tournament.payment)), canceled = \(self.tournament.isCanceled)")
        }
    }

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

#Preview {
    NavigationStack {
        TournamentView(presentationContext: .agenda)
            .environment(Tournament.mock())
    }
}