//
//  ItemGrid.swift
//
//  Copyright 2026 Brendan Szymanski <hello@bscubed.dev>
//
//  This program is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  (at your option) any later version.
//
//  This program is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
//
//  You should have received a copy of the GNU General Public License
//  along with this program.  If not, see <https://www.gnu.org/licenses/>.
//
//  SPDX-License-Identifier: GPL-3.0-or-later
//

import Adwaita
import Foundation
import LuminateCore

public struct ItemGrid: View {

    public var items: [BaseItemDto]
    public var type: DisplayType
    public var title: String?

    @Binding public var navigation: NavigationStack<Page>

    public init(
        items: [BaseItemDto],
        type: DisplayType = .mixed,
        navigation: Binding<NavigationStack<Page>>,
        title: String? = nil
    ) {
        self.items = items
        self.type = type
        _navigation = navigation
        self.title = title
    }

    public var view: Body {
        VStack(spacing: 16) {
            Text(title ?? "Libraries")
                .title3()
                .halign(.start)
                .padding(10, .horizontal)
            FlowGrid(items, id: \.id) { item in
                HomePosterCell(
                    itemId: type.itemId(for: item),
                    title: type.title(for: item),
                    subtitle: type.subtitle(for: item),
                    width: type.itemWidth(),
                    imageAspectRatio: type.aspectRatio
                ) {
                    if let childDisplayType = item.childDisplayType {
                        navigation.push(.item(item: item, type: childDisplayType))
                    }
                    if item.type == .movie {
                        navigation.push(.movieDetail(item: item))
                    }
                }
            }
            .columnSpacing(16)
            .rowSpacing(16)
            .minimumSize(type.itemWidth())
            .halign(.fill)
        }
    }
}