Improve dashboard & Request network on China iPhone model

SFI/ApplicationDelegate.swift

@@ -15,6 +15,29 @@ class ApplicationDelegate: NSObject, UIApplicationDelegate {
                 NSLog("setup background task error: \(error.localizedDescription)")
             }
         }
+        Task.detached {
+            await self.requestNetworkPermission()
+        }
         return true
     }
+
+    private func requestNetworkPermission() {
+        if UIDevice.current.userInterfaceIdiom != .phone {
+            return
+        }
+        if SharedPreferences.networkPermissionRequested {
+            return
+        }
+        if !DeviceCensorship.isChinaDevice() {
+            SharedPreferences.networkPermissionRequested = true
+            return
+        }
+        URLSession.shared.dataTask(with: URL(string: "http://captive.apple.com")!) { _, response, _ in
+            if let response = response as? HTTPURLResponse {
+                if response.statusCode == 200 {
+                    SharedPreferences.networkPermissionRequested = true
+                }
+            }
+        }.resume()
+    }
 }