//
/*
 * SwiftFin is subject to the terms of the Mozilla Public
 * License, v2.0. If a copy of the MPL was not distributed with this
 * file, you can obtain one at https://mozilla.org/MPL/2.0/.
 *
 * Copyright 2021 Aiden Vigue & Jellyfin Contributors
 */

import JellyfinAPI
import SwiftUI

struct ItemViewBody: View {
    @EnvironmentObject var itemRouter: ItemCoordinator.Router
    @EnvironmentObject private var viewModel: ItemViewModel

    var body: some View {
        VStack(alignment: .leading) {
            // MARK: Overview

            Text(viewModel.item.overview ?? "")
                .font(.footnote)
                .padding(.horizontal, 16)
                .padding(.vertical, 3)

            // MARK: Seasons

            if let seriesViewModel = viewModel as? SeriesItemViewModel {
                PortraitImageHStackView(items: seriesViewModel.seasons,
                                        maxWidth: 150,
                                        topBarView: {
                    L10n.seasons.text
                                                .font(.callout)
                                                .fontWeight(.semibold)
                                                .padding(.top, 3)
                                                .padding(.leading, 16)
                                        }, selectedAction: { season in
                                            itemRouter.route(to: \.item, season)
                                        })
            }

            // MARK: Genres

            PillHStackView(title: L10n.genres,
                           items: viewModel.item.genreItems ?? [],
                           selectedAction: { genre in
                               itemRouter.route(to: \.library, (viewModel: .init(genre: genre), title: genre.title))
                           })

            // MARK: Studios

            if let studios = viewModel.item.studios {
                PillHStackView(title: L10n.studios,
                               items: studios) { studio in
                    itemRouter.route(to: \.library, (viewModel: .init(studio: studio), title: studio.name ?? ""))
                }
            }

            // MARK: Cast & Crew

            if let castAndCrew = viewModel.item.people {
                PortraitImageHStackView(items: castAndCrew.filter { BaseItemPerson.DisplayedType.allCasesRaw.contains($0.type ?? "") },
                                        maxWidth: 150,
                                        topBarView: {
                                            Text("Cast & Crew")
                                                .font(.callout)
                                                .fontWeight(.semibold)
                                                .padding(.top, 3)
                                                .padding(.leading, 16)
                                        },
                                        selectedAction: { person in
                                            itemRouter.route(to: \.library, (viewModel: .init(person: person), title: person.title))
                                        })
            }

            // MARK: More Like This

            if !viewModel.similarItems.isEmpty {
                PortraitImageHStackView(items: viewModel.similarItems,
                                        maxWidth: 150,
                                        topBarView: {
                    L10n.moreLikeThis.text
                                                .font(.callout)
                                                .fontWeight(.semibold)
                                                .padding(.top, 3)
                                                .padding(.leading, 16)
                                        },
                                        selectedAction: { item in
                                            itemRouter.route(to: \.item, item)
                                        })
            }
        }
    }
}