//
//  CreateWorkoutSupersetView.swift
//  Werkout_ios
//
//  Created by Trey Tartt on 12/19/24.
//
import SwiftUI

struct CreateWorkoutSupersetView: View {
    @Binding var selectedCreateWorkoutSuperSet: CreateWorkoutSuperSet?
    @Binding var showAddExercise: Bool
    @ObservedObject var superset: CreateWorkoutSuperSet
    @ObservedObject var viewModel: WorkoutViewModel

    var body: some View {
        Section(content: {
            AddSupersetView(
                createWorkoutSuperSet: superset,
                viewModel: viewModel,
                selectedCreateWorkoutSuperSet: $selectedCreateWorkoutSuperSet)
        }, header: {
            VStack(spacing: WerkoutTheme.sm) {
                HStack {
                    TextField("Superset Title", text: $superset.title)
                        .font(WerkoutTheme.sectionTitle)
                        .foregroundStyle(WerkoutTheme.accent)
                }

                VStack(spacing: WerkoutTheme.sm) {
                    HStack {
                        Text("Exercises: \(superset.exercises.count)")
                            .font(WerkoutTheme.caption)
                            .foregroundStyle(WerkoutTheme.textSecondary)

                        Spacer()

                        Button(action: {
                            selectedCreateWorkoutSuperSet = superset
                            showAddExercise = true
                        }, label: {
                            Image(systemName: "dumbbell.fill")
                                .font(.title2)
                                .foregroundStyle(WerkoutTheme.accent)
                        })
                        .accessibilityLabel("Add exercise")
                        .accessibilityHint("Adds an exercise to this superset")

                        Divider()
                            .overlay(WerkoutTheme.divider)

                        Button(action: {
                            viewModel.delete(superset: superset)
                        }, label: {
                            Image(systemName: "trash")
                                .font(.title2)
                                .foregroundStyle(WerkoutTheme.danger)
                        })
                        .accessibilityLabel("Delete superset")
                        .accessibilityHint("Removes this superset")
                    }

                    Divider()
                        .overlay(WerkoutTheme.divider)

                    Stepper(label: {
                        HStack {
                            Text("Rounds: ")
                                .font(WerkoutTheme.bodyText)
                                .foregroundStyle(WerkoutTheme.textPrimary)

                            Text("\(superset.numberOfRounds)")
                                .foregroundColor(superset.numberOfRounds > 0 ? WerkoutTheme.textPrimary : WerkoutTheme.danger)
                                .font(WerkoutTheme.bodyText)
                                .bold()
                        }
                    }, onIncrement: {
                        superset.increaseNumberOfRounds()
                    }, onDecrement: {
                        superset.decreaseNumberOfRounds()
                    })
                    .tint(WerkoutTheme.accent)
                }
            }
            .padding(.vertical, WerkoutTheme.xs)
        })
    }
}