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335
Camera/FlexiAPI.cs
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335
Camera/FlexiAPI.cs
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using Newtonsoft.Json;
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using System.Net.Http.Headers;
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namespace AiQ_GUI
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{
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public enum LEDPOWER
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{
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LOW,
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MID,
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HIGH,
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SAFE,
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OFF
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}
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public class FlexiAPI
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{
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// GET API from camera
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public static async Task<string> APIHTTPRequest(string EndPoint, string IPAddress, int? Timeout = 2)
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{
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try
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{
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string URL = $"http://{IPAddress}{EndPoint}";
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return await Network.SendHttpRequest(URL, HttpMethod.Get, Timeout);
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}
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catch (Exception ex)
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{
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return $"Error during GET request: {ex.Message}";
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}
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}
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// For 'update-config' sending a change to the AiQ
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// TODO - Not many of the references check the output is positive. Need them all to check.
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public static async Task<string> HTTP_Update(string ID, string IPAddress, string[,] jsonArrayData)
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{
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try
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{
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string JSONdata = BuildJsonUpdate(jsonArrayData, ID);
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string url = $"http://{IPAddress}/api/update-config";
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return await Network.SendHttpRequest(url, HttpMethod.Post, 2, JSONdata);
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}
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catch (Exception ex)
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{
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return $"Error in HTTP_Update: {ex.Message}";
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}
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}
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// For 'fetch-config' getting info from AiQ
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public static async Task<string> HTTP_Fetch(string ID, string IPAddress, int? Timeout = 2)
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{
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try
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{
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string JSONdata = "{ \"id\":\"" + ID + "\" }";
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string url = $"http://{IPAddress}/api/fetch-config";
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return await Network.SendHttpRequest(url, HttpMethod.Get, Timeout, JSONdata);
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}
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catch (Exception ex)
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{
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return $"Error in HTTP_Fetch: {ex.Message}";
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}
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}
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// For sending VISCA directly to the camera module
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// Be aware this does bypass Flexi's watchdog so settings like zoom, focus, SIG wont keep forever
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public static async Task<string> APIHTTPVISCA(string IPAddress, string VISCA, bool IR)
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{
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string suffix = $"-camera-control?commandHex={VISCA}";
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if (IR) // Add on which camera to control
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suffix = "/Infrared" + suffix;
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else
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suffix = "/Colour" + suffix;
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return await APIHTTPRequest(suffix, IPAddress);
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}
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// Sets the LED level into the camera
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public static async Task<string> APIHTTPLED(string IPAddress, LEDPOWER LEVEL)
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{
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// Always Infrared as LED's are controlled from infrared page
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// Level can be word eg. SAFE or hex eg. 0x0E
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string suffix = $"/Infrared/led-controls?power={LEVEL}";
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return await APIHTTPRequest(suffix, IPAddress);
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}
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public static async Task<string> SendBlobFileUpload(string url, string filePath, string fileName)
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{
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try
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{
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Network.Client.DefaultRequestHeaders.ExpectContinue = false;
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MultipartFormDataContent content;
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byte[] fileBytes = await File.ReadAllBytesAsync(filePath).ConfigureAwait(false);
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MemoryStream ms = new(fileBytes);
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StreamContent streamContent = new(ms);
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streamContent.Headers.ContentType = new MediaTypeHeaderValue("application/octet-stream");
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content = new MultipartFormDataContent { { streamContent, "upload", fileName } };
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using HttpResponseMessage response = await Network.Client.PostAsync(url, content);
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string responseBody = await response.Content.ReadAsStringAsync();
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if (!response.IsSuccessStatusCode)
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return $"Server returned {(int)response.StatusCode}: {response.ReasonPhrase}. Details: {responseBody}";
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return responseBody;
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}
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catch (TaskCanceledException)
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{
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return $"Timeout uploading to {url}.";
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}
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catch (HttpRequestException ex)
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{
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return $"HTTP error uploading to {url}: {ex.Message}";
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}
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catch (Exception ex)
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{
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return $"Unexpected error uploading to {url}: {ex.Message} {(ex.InnerException?.Message ?? "")}";
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}
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}
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public static async Task<Versions> GetVersions(string IPAddress)
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{
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string JSON = await APIHTTPRequest("/api/versions", IPAddress); // Version API request
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if (JSON == null || JSON.Contains("Error") || JSON.Contains("Timeout"))
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return null;
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Logging.LogMessage("Received versions JSON: " + JSON);
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try
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{
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return JsonConvert.DeserializeObject<Versions>(JSON);
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}
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catch
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{
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MainForm.Instance.AddToActionsList("Cannot deserialise Versions JSON" + Environment.NewLine + JSON);
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return null; // If it fails to parse the JSON
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}
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}
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public static async Task<Diags> GetDiagnostics(string IPAddress)
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{
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string JSON = await APIHTTPRequest("/api/diagnostics", IPAddress, 20); // Version API request
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if (JSON == null || JSON.Contains("Error") || JSON.Contains("Timeout"))
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{
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MainForm.Instance.AddToActionsList("Error talking to Flexi, are you sure this is an AiQ?" + Environment.NewLine + JSON);
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return null;
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}
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Logging.LogMessage("Received diagnostics JSON: " + JSON);
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try
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{
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return JsonConvert.DeserializeObject<Diags>(JSON);
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}
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catch
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{
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MainForm.Instance.AddToActionsList("Cannot deserialise Diagnostics JSON" + Environment.NewLine + JSON);
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return null; // If it fails to parse the JSON
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}
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}
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public static async Task<bool> SetZoomLockOn(string IP)
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{
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// Set Zoomlock on and if it fails ask user to set it manually
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if (!(await APIHTTPRequest("/api/zoomLock?enable=true", IP)).Contains("Zoom lock enabled.")
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&& !await MainForm.Instance.DisplayQuestion("Could not set zoomlock on" + Environment.NewLine + "Set Zoomlock to on then click YES. Click NO to restart."))
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{
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return false;
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}
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return true;
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}
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public static async Task<bool> ZoomModules(string VISCAInput, string IPAddress)
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{
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// Populate the VISCA command with the four zoom characters
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string VISCA = $"810104470{VISCAInput[0]}0{VISCAInput[1]}0{VISCAInput[2]}0{VISCAInput[3]}FF";
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Task<string> TS1 = APIHTTPVISCA(IPAddress, VISCA, true);
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Task<string> TS2 = APIHTTPVISCA(IPAddress, VISCA, false);
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await Task.WhenAll(TS1, TS2);
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const string ExpReply = "9041FF9051FF";
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if (TS1.Result == ExpReply && TS1.Result == ExpReply)
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return true;
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return false;
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}
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// Processes the network config from the camera and returns a string indicating the status
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public static async Task<string> ProcessNetworkConfig(string IPAddress)
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{
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try
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{
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string JSON = await HTTP_Fetch("GLOBAL--NetworkConfig", IPAddress, 10);
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NetworkConfig NC = JsonConvert.DeserializeObject<NetworkConfig>(JSON);
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if (Convert.ToBoolean(NC.propDHCP.Value) == false)
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return "Set to DHCP";
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else
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return "Set to 211";
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}
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catch (Exception ex)
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{
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MainForm.Instance.AddToActionsList($"Error in getting network config from camera: {ex.Message}");
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return null; // Return empty string if there is an error
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}
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}
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// Knowing the format this builds the message to send to AiQ
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private static string BuildJsonUpdate(string[,] jsonData, string id)
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{
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if (jsonData == null || jsonData.GetLength(1) != 2)
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throw new ArgumentException("Input data must be a non-null 2D array with two columns.");
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int rows = jsonData.GetLength(0);
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List<object> fields = [];
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for (int i = 0; i < rows; i++) // Puts each part of the array into correct format
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{
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fields.Add(new
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{
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property = jsonData[i, 0],
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value = jsonData[i, 1]
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});
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}
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var updateObject = new // Correct naming and format so it is JSON ready
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{
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id,
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fields
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};
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return JsonConvert.SerializeObject(updateObject, Formatting.None); // Uses no white space
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}
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// Change network settings to 192.168.1.211 and wait 5 seconds to see if it takes effect
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public static async Task<bool> ChangeNetwork211(string IPAddress)
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{
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// Update GLOBAL--NetworkConfig with fixed IP and turn off DHCP
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string[,] TEST_JSON = { { "propDHCP", "false" }, { "propHost", "192.168.1.211" }, { "propNetmask", "255.255.255.0" }, { "propGateway", "192.168.1.1" } };
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await HTTP_Update("GLOBAL--NetworkConfig", IPAddress, TEST_JSON);
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await Task.Delay(5000); // Wait for 5 seconds to allow the camera to restart
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IList<string> FoundCams = await Network.SearchForCams(); // Have to check via broadcast becuase Ping sometimes fails across subnets
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return FoundCams.Contains("192.168.1.211");
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}
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// Change network settings to DHCP and restart camera for it to take effect
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public async static Task ChangeNetworkToDHCP(string IPAddress)
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{
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string[,] TEST_JSON = { { "propDHCP", "true" } }; // Update GLOBAL--NetworkConfig with fixed IP and turn off DHCP
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await HTTP_Update("GLOBAL--NetworkConfig", IPAddress, TEST_JSON);
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// TODO - Check if this worked, if not return false
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}
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}
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//Items recieved in Versions API
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public class Versions
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{
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public string version { get; set; } = string.Empty;
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public string revision { get; set; } = string.Empty;
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public string buildtime { get; set; } = string.Empty;
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public string appname { get; set; } = string.Empty;
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public string MAC { get; set; } = string.Empty;
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public int timeStamp { get; set; }
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public string UUID { get; set; } = string.Empty;
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public string proquint { get; set; } = string.Empty;
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[JsonProperty("Serial No.")]
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public string Serial { get; set; } = string.Empty;
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[JsonProperty("Model No.")]
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public string Model { get; set; } = string.Empty;
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}
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// Items returned in the diagnostics api
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public class Diags
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{
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[JsonProperty("version")]
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public string FlexiVersion { get; set; } = string.Empty;
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[JsonProperty("revision")]
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public string FlexiRevision { get; set; } = string.Empty;
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public string serialNumber { get; set; } = string.Empty;
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public string modelNumber { get; set; } = string.Empty;
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public string MAC { get; set; } = string.Empty;
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public long timeStamp { get; set; }
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public Licenses licenses { get; set; } = new Licenses();
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[JsonProperty("internalTemperature")]
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public double IntTemperature { get; set; }
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[JsonProperty("cpuUsage")]
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public double CPUusage { get; set; }
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public List<int> trim { get; set; } = [];
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public bool zoomLock { get; set; }
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public Module IRmodule { get; set; } = new Module();
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public Module OVmodule { get; set; } = new Module();
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[JsonProperty("ledChannelVoltages")]
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public List<double> LedVoltage { get; set; } = [];
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[JsonProperty("ledChannelCurrents")]
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public List<double> LedCurrent { get; set; } = [];
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}
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public class Module
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{
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public int zoom { get; set; }
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public int expMode { get; set; }
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public string firmwareVer { get; set; } = string.Empty;
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}
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public class Trim
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{
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public int infraredX { get; set; }
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public int infraredY { get; set; }
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public int colourX { get; set; }
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public int colourY { get; set; }
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}
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public class NetworkConfig
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{
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public Property propDHCP { get; set; } = new Property();
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}
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public class Property
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{
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public string Value { get; set; } = string.Empty;
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}
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}
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