Remade project structure

GIFCollectorIM/GIFCollectionViewCell.swift

@@ -0,0 +1,102 @@
+import UIKit
+
+class GIFCollectionViewCell: UICollectionViewCell {
+
+  private let gifPlayerView: GIFPlayerView = {
+    let player = GIFPlayerView()
+    player.layer.cornerRadius = 8
+    player.clipsToBounds = true
+    return player
+  }()
+
+  private let loadingIndicator: UIActivityIndicatorView = {
+    let indicator = UIActivityIndicatorView(style: .medium)
+    indicator.hidesWhenStopped = true
+    return indicator
+  }()
+
+  private let placeholderLabel: UILabel = {
+    let label = UILabel()
+    label.text = "GIF"
+    label.textAlignment = .center
+    label.font = .systemFont(ofSize: 12, weight: .medium)
+    label.textColor = .systemGray
+    return label
+  }()
+
+  private var gifData: Data?
+
+  override init(frame: CGRect) {
+    super.init(frame: frame)
+    setupUI()
+  }
+
+  required init?(coder: NSCoder) {
+    super.init(coder: coder)
+    setupUI()
+  }
+  
+  override func prepareForReuse() {
+    super.prepareForReuse()
+    gifData = nil
+    gifPlayerView.stopAnimating()
+    placeholderLabel.isHidden = false
+    loadingIndicator.stopAnimating()
+  }
+
+  private func setupUI() {
+    contentView.addSubview(gifPlayerView)
+    contentView.addSubview(loadingIndicator)
+    contentView.addSubview(placeholderLabel)
+
+    gifPlayerView.translatesAutoresizingMaskIntoConstraints = false
+    loadingIndicator.translatesAutoresizingMaskIntoConstraints = false
+    placeholderLabel.translatesAutoresizingMaskIntoConstraints = false
+
+    NSLayoutConstraint.activate([
+      gifPlayerView.topAnchor.constraint(equalTo: contentView.topAnchor),
+      gifPlayerView.leadingAnchor.constraint(equalTo: contentView.leadingAnchor),
+      gifPlayerView.trailingAnchor.constraint(equalTo: contentView.trailingAnchor),
+      gifPlayerView.bottomAnchor.constraint(equalTo: contentView.bottomAnchor),
+
+      loadingIndicator.centerXAnchor.constraint(equalTo: contentView.centerXAnchor),
+      loadingIndicator.centerYAnchor.constraint(equalTo: contentView.centerYAnchor),
+
+      placeholderLabel.centerXAnchor.constraint(equalTo: contentView.centerXAnchor),
+      placeholderLabel.centerYAnchor.constraint(equalTo: contentView.centerYAnchor),
+    ])
+
+    contentView.layer.cornerRadius = 8
+    contentView.layer.borderWidth = 1
+    contentView.layer.borderColor = UIColor.systemGray4.cgColor
+  }
+
+  func configure(with gif: GIF) {
+    // Reset UI
+    gifPlayerView.stopAnimating()
+    placeholderLabel.isHidden = false
+    loadingIndicator.startAnimating()
+    
+    // Load the GIF data from local storage
+    DispatchQueue.global(qos: .userInitiated).async { [weak self] in
+      if let gifData = GIFStorageService.shared.getGIFData(for: gif) {
+        
+        DispatchQueue.main.async {
+          guard let self = self else { return }
+          self.loadingIndicator.stopAnimating()
+          
+          self.gifData = gifData
+          self.gifPlayerView.loadGIF(from: gifData)
+          self.gifPlayerView.startAnimating()
+          self.placeholderLabel.isHidden = true
+        }
+      } else {
+        DispatchQueue.main.async {
+          guard let self = self else { return }
+          self.loadingIndicator.stopAnimating()
+          self.placeholderLabel.isHidden = false
+        }
+      }
+    }
+  }
+}