From 1088e13f0880325b9af36bb36e1323b9ca83c766 Mon Sep 17 00:00:00 2001
From: Jungpyo Hong <54448459+jphong1111@users.noreply.github.com>
Date: Wed, 5 May 2021 11:46:27 -0500
Subject: [PATCH] Create VideoDownloadManager.swift

---
 .../VideoDownloadManager.swift                | 40 +++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 Helper/VideoDownloadHandler/VideoDownloadManager.swift

diff --git a/Helper/VideoDownloadHandler/VideoDownloadManager.swift b/Helper/VideoDownloadHandler/VideoDownloadManager.swift
new file mode 100644
index 0000000..3b27c51
--- /dev/null
+++ b/Helper/VideoDownloadHandler/VideoDownloadManager.swift
@@ -0,0 +1,40 @@
+//
+//  VideoManager.swift
+//  DispatchDemoApp
+//
+//  Created by JungpyoHong on 4/29/21.
+//
+import Foundation
+import PhotosUI
+
+struct VideoManager {
+    
+    func downloadVideoLinkAndCreateAsset(_ videoLink: String) {
+
+        guard let videoURL = URL(string: videoLink) else { return }
+        guard let documentsDirectoryURL = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first else { return }
+        if !FileManager.default.fileExists(atPath: documentsDirectoryURL.appendingPathComponent(videoURL.lastPathComponent).path) {
+            URLSession.shared.downloadTask(with: videoURL) { (location, response, error) -> Void in
+                guard let location = location else { return }
+                let destinationURL = documentsDirectoryURL.appendingPathComponent(response?.suggestedFilename ?? videoURL.lastPathComponent)
+                do {
+                    try FileManager.default.moveItem(at: location, to: destinationURL)
+                    PHPhotoLibrary.requestAuthorization({ (authorizationStatus: PHAuthorizationStatus) -> Void in
+                        if authorizationStatus == .authorized {
+                            PHPhotoLibrary.shared().performChanges({
+                                                                    PHAssetChangeRequest.creationRequestForAssetFromVideo(atFileURL: destinationURL)}) { completed, error in
+                                if completed {
+                                    print("Video asset created")
+                                } else {
+                                    print("error")
+                                }
+                            }
+                        }
+                    })
+                } catch { print(error) }
+            }.resume()
+        } else {
+            print("File already exists at destination url")
+        }
+    }
+}