1  //
 2  //  DownloadsView.swift
 3  //  flo
 4  //
 5  //  Created by rizaldy on 08/06/24.
 6  //
 7  
 8  import SwiftUI
 9  
10  struct DownloadsView: View {
11    @State private var searchAlbum = ""
12  
13    @ObservedObject var viewModel: AlbumViewModel
14  
15    @EnvironmentObject var playerViewModel: PlayerViewModel
16  
17    let columns = [
18      GridItem(.flexible()),
19      GridItem(.flexible()),
20    ]
21  
22    var filteredAlbums: [Album] {
23      if searchAlbum.isEmpty {
24        return viewModel.downloadedAlbums
25      } else {
26        return viewModel.downloadedAlbums.filter { album in
27          album.name.localizedCaseInsensitiveContains(searchAlbum)
28        }
29      }
30    }
31  
32    var body: some View {
33      NavigationStack {
34        ScrollView {
35          if viewModel.downloadedAlbums.isEmpty {
36            VStack(alignment: .leading) {
37              Image("Downloads").resizable().aspectRatio(contentMode: .fit).frame(width: 300)
38                .padding()
39                .padding(.bottom, 10)
40              Group {
41                Text("Going off the grid?")
42                  .customFont(.title1)
43                  .fontWeight(.bold)
44                  .multilineTextAlignment(.leading)
45                  .padding(.bottom, 10)
46                Text(
47                  "Bring your music anywhere, even when you're offline. Your downloaded music will be here."
48                )
49                .customFont(.subheadline)
50  
51              }.padding(.horizontal, 20).foregroundColor(.accent)
52            }
53          }
54  
55          LazyVGrid(columns: columns, spacing: 20) {
56            ForEach(filteredAlbums) { album in
57              NavigationLink {
58                AlbumView(viewModel: viewModel, isDownloadScreen: true)
59                  .onAppear {
60                    viewModel.setActiveAlbum(album: album)
61                  }
62              } label: {
63                AlbumsView(viewModel: viewModel, album: album, isDownloadScreen: true)
64              }
65            }
66          }.padding(.top, 10).padding(
67            .bottom, playerViewModel.hasNowPlaying() && !playerViewModel.shouldHidePlayer ? 100 : 0
68          ).navigationTitle("Downloads")
69            .searchable(
70              text: $searchAlbum,
71              placement: .navigationBarDrawer(displayMode: .always),
72              prompt: "Search"
73            )
74        }
75      }
76    }
77  }
78  
79  struct DownloadsView_Previews: PreviewProvider {
80    @StateObject static var viewModel: AlbumViewModel = AlbumViewModel()
81  
82    static var previews: some View {
83      DownloadsView(viewModel: viewModel)
84    }
85  }