Separate some logic out of main app

3 files changed, 50 insertions, 9 deletions

diff --git a/Captura/Data/CapturaFile.swift b/Captura/Data/CapturaFile.swift
new file mode 100644
index 0000000..da1f2fb
--- /dev/null
+++ b/Captura/Data/CapturaFile.swift
@@ -0,0 +1,31 @@
+import Foundation
+
+struct CapturaFile {
+  
+  let name: String
+  let baseDirectory: URL
+  let appDirectory: String = "captura"
+  
+  private var baseURL: URL {
+    baseDirectory.appendingPathComponent("\(appDirectory)/\(name)")
+  }
+  
+  var mp4URL: URL {
+    return baseURL.appendingPathExtension("mp4")
+  }
+  
+  var gifURL: URL {
+    return baseURL.appendingPathExtension("gif")
+  }
+  
+  init() {
+    let dateFormatter = DateFormatter()
+    dateFormatter.dateStyle = .medium
+    dateFormatter.timeStyle = .medium
+    dateFormatter.locale = Locale.current
+    let dateString = dateFormatter.string(from: Date()).replacingOccurrences(of: ":", with: ".")
+    
+    self.name = "Captura \(dateString)"
+    self.baseDirectory = FileManager.default.urls(for: .picturesDirectory, in: .userDomainMask).first!
+  }
+}
diff --git a/Captura/Data/GifRenderer.swift b/Captura/Data/GifRenderer.swift
new file mode 100644
index 0000000..208d7db
--- /dev/null
+++ b/Captura/Data/GifRenderer.swift
@@ -0,0 +1,19 @@
+import UniformTypeIdentifiers
+import SwiftUI
+import CoreGraphics
+
+struct GifRenderer {
+  static func render(_ images: [CGImage], at fps: Int, to url: URL) async {
+    let framedelay = String(format: "%.3f", 1.0 / Double(fps))
+    let fileProperties = [kCGImagePropertyGIFDictionary as String: [kCGImagePropertyGIFLoopCount as String: 0]]
+    let gifProperties = [kCGImagePropertyGIFDictionary as String: [kCGImagePropertyGIFUnclampedDelayTime as String: framedelay]]
+    let cfURL = url as CFURL
+    if let destination = CGImageDestinationCreateWithURL(cfURL, UTType.gif.identifier as CFString, images.count, nil) {
+      CGImageDestinationSetProperties(destination, fileProperties as CFDictionary?)
+      for image in images {
+        CGImageDestinationAddImage(destination, image, gifProperties as CFDictionary?)
+      }
+      CGImageDestinationFinalize(destination)
+    }
+  }
+}
diff --git a/Captura/Data/Notification+AppEvents.swift b/Captura/Data/Notification+AppEvents.swift
deleted file mode 100644
index 809c00e..0000000
--- a/Captura/Data/Notification+AppEvents.swift
+++ /dev/null
@@ -1,9 +0,0 @@
-import Foundation
-
-extension Notification.Name {
-  static let startAreaSelection = Notification.Name("startSelectingArea")
-  static let startRecording = Notification.Name("startRecording")
-  static let stopRecording = Notification.Name("stopRecording")
-  static let finalizeRecording = Notification.Name("finalizeRecording")
-  static let reset = Notification.Name("reset")
-}