//
// 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 (c) 2025 Jellyfin & Jellyfin Contributors
//

import Foundation
import JellyfinAPI

class RemoteImageInfoViewModel: PagingLibraryViewModel<RemoteImageInfo> {

    // Image providers come from the paging call
    @Published
    private(set) var providers: [String] = []

    @Published
    var includeAllLanguages: Bool = false {
        didSet {
            DispatchQueue.main.async {
                self.send(.refresh)
            }
        }
    }

    @Published
    var provider: String? = nil {
        didSet {
            DispatchQueue.main.async {
                self.send(.refresh)
            }
        }
    }

    let imageType: ImageType

    init(imageType: ImageType, parent: BaseItemDto) {

        self.imageType = imageType

        super.init(parent: parent)
    }

    override func get(page: Int) async throws -> [RemoteImageInfo] {
        guard let itemID = parent?.id else { return [] }

        var parameters = Paths.GetRemoteImagesParameters()
        parameters.isIncludeAllLanguages = includeAllLanguages
        parameters.limit = pageSize
        parameters.providerName = provider
        parameters.startIndex = page * pageSize
        parameters.type = imageType

        let request = Paths.getRemoteImages(itemID: itemID, parameters: parameters)
        let response = try await userSession.client.send(request)

        await MainActor.run {
            providers = response.value.providers ?? []
        }

        return response.value.images ?? []
    }
}