//
//  PodcastEpisodeViewCell.swift
//  PodcastsClone
//
//  Created by etudiant on 2023-05-12.
//

import SwiftUI


struct EpisodeViewCell: View {
    
    let episode: Episode
    
    private let formatter: DateFormatter = {
        // TODO display date smartly
        // TODAY
        // 1-6D AGO
        // 14 MAY (no year if same year as now)
        let formatter = DateFormatter()
        formatter.dateFormat = "dd/MM/yyyy"
        return formatter
    }()
    
    var body: some View {
        VStack(alignment: .leading) {
            // TODO make divider reach the edge on the right
            Divider()
                .foregroundColor(Color.theme.backgroundSecondary)

            Text(formatter.string(from: episode.publicationDate))
                .font(.subheadline)
                .foregroundColor(Color.theme.secondary)
        
            (Text(episode.title)
                .font(.headline)
                .foregroundColor(Color.theme.primary)
            + Text("\n\(episode.description)")
                .font(.body)
                .foregroundColor(Color.theme.secondary))
            .lineLimit(4)
            .truncationMode(.tail)
            
            HStack {
                Image(systemName: "play.fill")
                    .foregroundColor(Color.theme.accent)
                    .padding()
                    .background(Color.theme.backgroundSecondary)
                    .clipShape(Circle())
                Text(timeString(time: episode.duration))
                    .foregroundColor(Color.theme.accent)
                Spacer()
                Text(Strings.threeDots)
                    .foregroundColor(Color.theme.secondary)
                    .padding(.horizontal)
            }

        }
        .padding()
    }
    
    private func timeString(time: TimeInterval) -> String {
        let hours = Int(time) / 3600
        let minutes = Int(time) / 60 % 60

        var timeComponents = [String]()
        if hours > 0 {
            timeComponents.append("\(hours) hr")
        }
        if minutes > 0 {
            timeComponents.append("\(minutes) min")
        }

        return timeComponents.joined(separator: " ")
    }
}

struct EpisodeViewCell_Previews: PreviewProvider {
    
    static var previews: some View {
        EpisodeViewCell(episode: Episode(
            id: UUID(),
            publicationDate: Date.now,
            title: "Episode title and stuff -- what it's about, who's in it, all sorts of things can end up in this title. To us, it's a string",
            description: "This is a great episode. The description kinda goes on and on and on and on and on and on and on and on.",
            duration: 4000
        ))
    }
}