adding discovery menu

MainForm.cs

@@ -2,7 +2,11 @@ using System.ComponentModel;
 using System.Diagnostics;
 using System.Net;
 using System.Net.NetworkInformation;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using System.Windows.Forms;
 using Tmds.MDns;
+using static robospot_camera_finder.MainForm;
 
 namespace robospot_camera_finder
 {
@@ -17,51 +21,27 @@ namespace robospot_camera_finder
 
         private static string browse_scope = "_rtsp._tcp";
 
+        bool is_browsing = false;
+
         public class Camera
         {
-            private IPAddress ip;
-            private string name;
-            private string location;
-            private string serial;
-
-            public Camera(string name, IPAddress ip, string location, string serial)
+            public Camera(string name, string ip, string location, string serial)
             {
-                this.name = name;
-                this.ip = ip;
-                this.location = location;
-                this.serial = serial;
+                camera_name = name;
+                camera_ip = ip;
+                camera_location = location;
+                camera_serial = serial;
             }
 
-            public string camera_name
-            {
-                get
-                {
-                    return name;
-                }
-            }
+            public Camera() { }
 
-            public IPAddress camera_ip
-            {
-                get
-                {
-                    return ip;
-                }
-            }
+            public string camera_name { get; set; }
 
-            public string camera_location
-            {
-                get
-                {
-                    return location;
-                }
-            }
-            public string camera_serial
-            {
-                get
-                {
-                    return serial;
-                }
-            }
+            public string camera_ip { get; set; }
+
+            public string camera_location { get; set; }
+
+            public string camera_serial { get; set; }
         }
 
         public MainForm()
@@ -127,6 +107,8 @@ namespace robospot_camera_finder
                 if (!browser.IsBrowsing)
                 {
                     browser.StartBrowse(browse_scope);
+                    is_browsing = true;
+                    toolStripStatusDisco.Text = "Discovery : Started";
                 }
             }
             else
@@ -134,6 +116,8 @@ namespace robospot_camera_finder
                 if (browser.IsBrowsing)
                 {
                     browser.StopBrowse();
+                    is_browsing = false;
+                    toolStripStatusDisco.Text = "Discovery : Stopped";
                 }
             }
 
@@ -166,25 +150,31 @@ namespace robospot_camera_finder
                         serial = serial_line.Substring("SerialNumber=".Length).Trim();
                     }
 
-                    Camera new_camera = new Camera("Camera " + cam_addr.ToString() + " - " + location + " - " + serial, cam_addr, location, serial);
+                    Camera new_camera = new Camera("Camera " + cam_addr + " - " + location + " - " + serial, cam_addr.ToString(), location, serial);
 
-                    if (all_cameras.Count == 0)
-                    {
-                        all_cameras.Add(new_camera);
-                    } else
-                    {
-                        for (int i = 0; i < all_cameras.Count; i++)
-                        {
-                            if (all_cameras[i].camera_serial == new_camera.camera_serial)
-                            {
-                                all_cameras[i] = new_camera;
-                            }
-                            else
-                            {
-                                all_cameras.Add(new_camera);
-                            }
-                        }
-                    }
+                    add_camera(new_camera);
+                }
+            }
+        }
+
+        private void add_camera(Camera new_camera)
+        {
+            if (all_cameras.Count == 0)
+            {
+                all_cameras.Add(new_camera);
+            }
+            else
+            {
+                Camera find_cam = all_cameras.FirstOrDefault(cam => cam.camera_serial == new_camera.camera_serial);
+
+                if (find_cam != null)
+                {
+                    int i = all_cameras.IndexOf(find_cam);
+                    all_cameras[i] = new_camera;
+                }
+                else
+                {
+                    all_cameras.Add(new_camera);
                 }
             }
         }
@@ -197,7 +187,7 @@ namespace robospot_camera_finder
                 {
                     foreach (var camera in all_cameras)
                     {
-                        if (cam_ip == camera.camera_ip)
+                        if (cam_ip.ToString() == camera.camera_ip)
                         {
                             all_cameras.Remove(camera);
                             return;
@@ -244,5 +234,41 @@ namespace robospot_camera_finder
                 browse(true);
             }
         }
+
+        private void loadToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            string json = "";
+            OpenFileDialog openFile = new OpenFileDialog();
+            openFile.Filter = "json file (*.json)|*.json";
+            openFile.RestoreDirectory = true;
+
+            if (openFile.ShowDialog() == DialogResult.OK)
+            {
+                json = File.ReadAllText(openFile.FileName);
+
+                List<Camera> cameras_in_file = JsonSerializer.Deserialize<List<Camera>>(json);
+
+                foreach (Camera new_camera in cameras_in_file)
+                {
+                    add_camera(new_camera);
+                }
+            }
+        }
+
+        private void saveToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            string json = JsonSerializer.Serialize<BindingList<Camera>>(all_cameras, new JsonSerializerOptions
+            {
+                WriteIndented = true
+            });
+            SaveFileDialog saveFile = new SaveFileDialog();
+            saveFile.Filter = "json file (*.json)|*.json";
+            saveFile.RestoreDirectory = true;
+
+            if (saveFile.ShowDialog() == DialogResult.OK)
+            {
+                File.WriteAllText(saveFile.FileName, json);
+            }
+        }
     }
 }