downloading tendie from url scheme

Pocket Poster/Controllers/DownloadManager.swift

@@ -0,0 +1,31 @@
+//
+//  DownloadManager.swift
+//  Pocket Poster
+//
+//  Created by lemin on 6/1/25.
+//
+
+import Foundation
+
+class DownloadManager {
+    static func getWallpaperNameFromURL(string url: String) -> String {
+        return String(url.split(separator: "/").last ?? "Unknown")
+    }
+    
+    static func downloadFromURL(_ url: URL) async throws -> URL {
+        print("Downloading from \(url.absoluteString)")
+        
+        let request = URLRequest(url: url)
+            
+        let (data, response) = try await URLSession.shared.data(for: request) as! (Data, HTTPURLResponse)
+        guard response.statusCode == 200 else { throw URLError(.cannotConnectToHost) }
+        let newURL = SymHandler.getDocumentsDirectory().appendingPathComponent(getWallpaperNameFromURL(string: url.absoluteString))
+        try data.write(to: newURL)
+        return newURL
+    }
+    
+    static func downloadFromURL(string path: String) async throws -> URL {
+        guard let url = URL(string: path) else { throw URLError(.unknown) }
+        return try await downloadFromURL(url)
+    }
+}