/**
 * TrackerMap
 * Copyright (C) 2021-2022  Iván Ávalos <avalos@disroot.org>, Henoch Ojeda <imhenoch@protonmail.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
import SwiftUI
import shared

struct UnitCommandsView: View {
    @ObservedObject var unitCommandsViewModel = UnitCommandsViewModel()
    
    var unit: UnitInformation
    
    init(unit: UnitInformation) {
        self.unit = unit
        unitCommandsViewModel.fetchCommands(id: unit.device.id)
    }
    
    var body: some View {
        VStack {
            List {
                Picker("commands", selection: $unitCommandsViewModel.selectedId) {
                    ForEach(unitCommandsViewModel.commands, id: \.id) { command in
                        Text(command.description_ ?? "\(command.id!)")
                            .tag(Int(truncating: command.id!))
                    }
                }.pickerStyle(InlinePickerStyle())
                
                Button {
                    unitCommandsViewModel.showConfirmation = true
                } label: {
                    Label("send-command", systemImage: "paperplane")
                }
                .disabled(unitCommandsViewModel.notSelected)
                .actionSheet(isPresented: $unitCommandsViewModel.showConfirmation) {
                    ActionSheet(title: Text("send-command-confirm"), buttons: [
                        .cancel(),
                        .destructive(Text("send-command")) {
                            unitCommandsViewModel.sendCommand()
                        }
                    ])
                }
            }
        }
    }
}