import SwiftUI

struct AddTaskView: View {
    @Binding var isPresented: Bool
    @EnvironmentObject var authManager: AuthManager
    let onAdded: () async -> Void

    @State private var title = ""
    @State private var description = ""
    @State private var priority: Int = 2
    @State private var isLoading = false

    private let priorities = [(1, "Низкий"), (2, "Средний"), (3, "Высокий"), (4, "Срочный")]

    var body: some View {
        NavigationView {
            ZStack {
                Color(hex: "0a0a1a").ignoresSafeArea()
                VStack(spacing: 20) {
                    TextField("Название задачи", text: $title)
                        .padding().background(Color.white.opacity(0.08)).cornerRadius(12).foregroundColor(.white)
                    TextField("Описание (необязательно)", text: $description)
                        .padding().background(Color.white.opacity(0.08)).cornerRadius(12).foregroundColor(.white)
                    Picker("Приоритет", selection: $priority) {
                        ForEach(priorities, id: \.0) { p in Text(p.1).tag(p.0) }
                    }
                    .pickerStyle(.segmented)
                    Spacer()
                }.padding()
            }
            .navigationTitle("Новая задача")
            .navigationBarTitleDisplayMode(.inline)
            .toolbar {
                ToolbarItem(placement: .cancellationAction) {
                    Button("Отмена") { isPresented = false }
                }
                ToolbarItem(placement: .confirmationAction) {
                    Button("Добавить") {
                        isLoading = true
                        Task {
                            let req = CreateTaskRequest(
                                title: title,
                                description: description.isEmpty ? nil : description,
                                priority: priority
                            )
                            try? await APIService.shared.createTask(token: authManager.token, request: req)
                            await onAdded()
                            await MainActor.run { isPresented = false }
                        }
                    }
                    .disabled(title.isEmpty || isLoading)
                }
            }
            .preferredColorScheme(.dark)
        }
    }
}