//
//  ActionsView.swift
//  Werkout_ios
//
//  Created by Trey Tartt on 7/7/23.
//

import SwiftUI

struct ActionsView: View {
    @ObservedObject var bridgeModule = BridgeModule.shared
    var completedWorkout: (() -> Void)?
    var planWorkout: ((Workout) -> Void)?

    var workout: Workout
    @Environment(\.dismiss) var dismiss
    var showAddToCalendar: Bool
    var startWorkoutAction: (() -> Void)
    @State var showCompleteSheet: Bool = false

    var body: some View {
        GlassEffectContainer {
            HStack(spacing: WerkoutTheme.sm) {
                if bridgeModule.isInWorkout == false {
                    Button(action: {
                        bridgeModule.resetCurrentWorkout()
                        dismiss()
                    }, label: {
                        Image(systemName: "xmark.octagon.fill")
                            .font(.title)
                            .frame(maxWidth: .infinity, maxHeight: .infinity)
                    })
                    .glassEffect(.regular.interactive())
                    .tint(WerkoutTheme.danger)
                    .accessibilityLabel("Close workout")

                    if showAddToCalendar {
                        Button(action: {
                            planWorkout?(workout)
                        }, label: {
                            Image(systemName: "calendar.badge.plus")
                                .font(.title)
                                .frame(maxWidth: .infinity, maxHeight: .infinity)
                        })
                        .glassEffect(.regular.interactive())
                        .tint(WerkoutTheme.accent)
                        .accessibilityLabel("Plan workout")
                    }

                    Button(action: {
                        startWorkoutAction()
                    }, label: {
                        Image(systemName: "arrowtriangle.forward.fill")
                            .font(.title)
                            .frame(maxWidth: .infinity, maxHeight: .infinity)
                    })
                    .glassEffect(.regular.interactive())
                    .tint(WerkoutTheme.success)
                    .accessibilityLabel("Start workout")
                } else {
                    Button(action: {
                        showCompleteSheet.toggle()
                    }, label: {
                        Image(systemName: "checkmark")
                            .font(.title)
                            .frame(maxWidth: .infinity, maxHeight: .infinity)
                    })
                    .glassEffect(.regular.interactive())
                    .tint(WerkoutTheme.accent)
                    .accessibilityLabel("Complete workout")

                    Button(action: {
                        AudioEngine.shared.playFinished()
                        bridgeModule.pauseWorkout()
                    }, label: {
                        Image(systemName: bridgeModule.isPaused ? "play.circle.fill" : "pause.circle.fill")
                            .font(.title)
                            .frame(maxWidth: .infinity, maxHeight: .infinity)
                    })
                    .glassEffect(.regular.interactive())
                    .tint(bridgeModule.isPaused ? WerkoutTheme.success : WerkoutTheme.warning)
                    .accessibilityLabel(bridgeModule.isPaused ? "Resume workout" : "Pause workout")

                    Button(action: {
                        AudioEngine.shared.playFinished()
                        nextExercise()
                    }, label: {
                        Image(systemName: "arrow.forward")
                            .font(.title)
                            .frame(maxWidth: .infinity, maxHeight: .infinity)
                    })
                    .glassEffect(.regular.interactive())
                    .tint(WerkoutTheme.success)
                    .accessibilityLabel("Next exercise")
                }
            }
            .padding(.horizontal, WerkoutTheme.sm)
        }
        .alert("Complete Workout", isPresented: $showCompleteSheet) {
            Button("Complete Workout", role: .destructive) {
                AudioEngine.shared.playFinished()
                completedWorkout?()
            }
            Button("Back to workout", role: .cancel) { }
        }
    }

    func nextExercise() {
        bridgeModule.nextExercise()
    }
}

struct ActionsView_Previews: PreviewProvider {
    static var previews: some View {
        ActionsView(workout: PreviewData.workout(), showAddToCalendar: true, startWorkoutAction: {})
    }
}