//
//  RepositoriesView.swift
//  Piper ~ App
//
//  Created by Javier Cicchelli on 14/10/2024.
//  Copyright © 2024 Röck+Cöde. All rights reserved.
//

import SwiftData
import SwiftUI

struct RepositoriesView: View {

    // MARK: Properties
    
    @Environment(\.modelContext) private var modelContext

    @Query(sort: \Repository.addedAt)
    private var repositories: [Repository]

    @State private var viewModel: RepositoriesViewModel = .init()

    // MARK: Body
    
    var body: some View {
        HStack(
            alignment: .top,
            spacing: Layout.spacingHorizontal
        ) {
            Table(
                repositories,
                selection: $viewModel.rowsSelected
            ) {
                TableColumn("settings.column.active.text") { repository in
                    HStack {
                        Toggle("settings.item.active.text", isOn: .init {
                            repository.active
                        } set: {
                            repository.active = $0
                        })
                    }
                }

                TableColumn("settings.column.name.text") { repository in
                    Text(repository.name)
                        .fontWeight(.semibold)
                        .foregroundStyle(.primary)
                }
                
                TableColumn("settings.column.folder.text") { repository in
                    Text(repository.folder)
                        .fontWeight(.regular)
                        .foregroundStyle(.secondary)
                }
            }
            
            VStack {
                Button("settings.button.add-repository.text") {
                    viewModel.fileImporterOpened = true
                }
                .fileImporter(
                    isPresented: $viewModel.fileImporterOpened,
                    allowedContentTypes: [.pdf]
                ) {
                    viewModel.addRepository($0, into: modelContext)
                }
            }
        }
    }
    
}

// MARK: - Layout

private extension RepositoriesView {
    enum Layout {
        static let spacingHorizontal = CGFloat(16)
    }
}

// MARK: - Previews

@available(macOS 15.0, *)
#Preview(
    "Repositories view when no repositories found (macOS 15)",
    traits: .emptyData
) {
    RepositoriesView()
        .scenePadding()
}

@available(macOS, obsoleted: 15)
#Preview("Repositories view when no repositories found (macOS 14)") {
    MenuBarView()
        .modelContainer(.preview)
        .scenePadding()
}

@available(macOS 15.0, *)
#Preview(
    "Repositories view when repositories found (macOS 15)",
    traits: .sampleData
) {
    RepositoriesView()
        .scenePadding()
}

@available(macOS, obsoleted: 15)
#Preview("Repositories view when repositories found (macOS 14)") {
    let container = ModelContainer.preview
    
    Repository.samples(in: container)
    
    return RepositoriesView()
        .modelContainer(container)
        .scenePadding()
}