import SwiftUI
import BankingUiSwift


struct ContentView: View {
    
    @ObservedObject var data: AppData = AppData()
    
    @State private var selection = 0
    
    @State private var showTransferMoneyOptionsActionSheet = false
    @State private var selectedTransferMoneyOption: Int? = 0
    
    
    // TODO: remove again
    private let enterTanState: EnterTanState
    
    
    init() {
        let customer = Customer(bankCode: "", customerId: "", password: "", finTsServerAddress: "")
        let selectedTanProcedure = TanProcedure(displayName: "chipTAN optisch", type: .chiptanflickercode, bankInternalProcedureCode: "chipTAN optisch")
        customer.supportedTanProcedures = [
            TanProcedure(displayName: "App TAN", type: .apptan, bankInternalProcedureCode: "App TAN"),
            selectedTanProcedure,
            TanProcedure(displayName: "SMS TAN", type: .smstan, bankInternalProcedureCode: "SMS TAN")
        ]
        customer.selectedTanProcedure = selectedTanProcedure
        
        customer.tanMedia = [
            TanMedium(displayName: "EC-Karte mit Nummer 12345678", status: .available),
            TanMedium(displayName: "Handy mit Nummer 0170 / 12345678", status: .available)
        ]
        
        self.enterTanState = EnterTanState(customer, TanChallenge(messageToShowToUser: "Gib die TAN ein du faules Stueck!", tanProcedure: selectedTanProcedure)) { result in }
    }
    
 
    var body: some View {
//        NavigationView {
            VStack {
                TabView(selection: $selection) {
                    AccountsTab(data: data)
                        .tabItem {
                            VStack {
                                Image("first")
                                Text("Accounts")
                            }
                        }
                        .tag(0)

        //            actionSheet(isPresented: $showTransferMoneyOptionsActionSheet) {
        //                ActionSheet(
        //                    title: Text("Action"),
        //                    message: Text("Available actions"),
        //                    buttons: [
        //                        .default(Text("Show transfer money dialog")) { self.selectedTransferMoneyOption = 1 },
        //                        .destructive(Text("Delete"))
        //                    ]
        //                )
        //            }

        //            TransferMoneyDialog()
        //                .tabItem {
        //                    NavigationLink(destination: TransferMoneyDialog(), tag: 1, selection: $selectedTransferMoneyOption) {
        //                        EmptyView()
        //                    }
        //                    VStack {
        //                        Image("second")
        //                        Text("Second")
        //                    }
        //                    .onTapGesture {
        //                        NSLog("Tapped on second item") // TODO: remove again
        //                        self.showTransferMoneyOptionsActionSheet = true
        //                    }
        //                }
    //                NavigationView {
                        VStack {
                            NavigationLink(destination: TransferMoneyDialog()) {
                                Text("Show transfer money dialog")
                            }
                            
                            NavigationLink(destination: TransferMoneyDialog().onDisappear(perform: {
                                NSLog("Disappearing NavigationLink") // TODO: remove
                                self.selectedTransferMoneyOption = 0
                            }), tag: 1, selection: $selectedTransferMoneyOption) {
                                EmptyView()
                            }

                            SheetPresenter(presentingSheet: $showTransferMoneyOptionsActionSheet, content:
                                ActionSheet(
                                    title: Text(""),
                                    buttons: [
                                        .default(Text("Show transfer money dialog")) { self.selectedTransferMoneyOption = 1 },
                                        .cancel()
                                    ]
                                )
                            )
                        }
    //                }
                        .tabItem {
                            VStack {
                                Image(systemName: "plus.circle.fill")
                            }
                        }
                        .tag(1)
                    
                    NavigationView { EnterTanDialog(self.enterTanState) }
                    .tabItem {
                        VStack {
                            Text("EnterTanDialog")
                        }
                    }
                    .tag(2)
                    
                }
                
                
            }
    .hideNavigationBar()
//        }
    }
}

struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
    }
}