import CoreMedia
import Defaults
import Foundation
import SwiftUI

struct PlayerQueueRow: View {
    let item: PlayerQueueItem
    var history = false
    @Binding var fullScreen: Bool

    @EnvironmentObject<PlayerModel> private var player

    @Default(.closePiPOnNavigation) var closePiPOnNavigation

    @FetchRequest private var watchRequest: FetchedResults<Watch>

    init(item: PlayerQueueItem, history: Bool = false, fullScreen: Binding<Bool> = .constant(false)) {
        self.item = item
        self.history = history
        _fullScreen = fullScreen
        _watchRequest = FetchRequest<Watch>(
            entity: Watch.entity(),
            sortDescriptors: [],
            predicate: NSPredicate(format: "videoID = %@", item.videoID)
        )
    }

    var body: some View {
        Group {
            Button {
                player.prepareCurrentItemForHistory()

                player.avPlayerBackend.startPictureInPictureOnPlay = player.playingInPictureInPicture

                player.videoBeingOpened = item.video

                if history {
                    player.playHistory(item, at: watchStoppedAt)
                } else {
                    player.advanceToItem(item, at: watchStoppedAt)
                }

                if fullScreen {
                    withAnimation {
                        fullScreen = false
                    }
                }

                if closePiPOnNavigation, player.playingInPictureInPicture {
                    player.closePiP()
                }
            } label: {
                VideoBanner(video: item.video, playbackTime: watchStoppedAt, videoDuration: watch?.videoDuration)
            }
            .buttonStyle(.plain)
        }
    }

    private var watch: Watch? {
        watchRequest.first
    }

    private var watchStoppedAt: CMTime? {
        guard let seconds = watch?.stoppedAt else {
            return nil
        }

        return .secondsInDefaultTimescale(seconds)
    }
}