using Newtonsoft.Json;

namespace AiQ_GUI
{
    internal class LDS
    {
        // Path strings
        public const string MAVPath = @"C:\ProgramData\MAV\AiQ_GUI\"; // Path to local storage
        public const string OVsavePath = "OV_image.jpg";              // Path to save the downloaded image
        public const string IROpensavePath = "IR_Open_image.jpg";     // Path to save the downloaded image
        public const string IRTightsavePath = "IR_Tight_image.jpg";   // Path to save the downloaded image
        public const string LDSFileName = "LDS.json";                 // Local Data Store file name  
        const string DefaultJSON = "{\r\n  \"User\": \"\",\r\n  \"LastModel\": \"\",\r\n  \"PSUIP\": \"\",\r\n  \"EzIP\": \"\",\r\n  \"ZebraIP\": \"\",\r\n  \"TestTubeIP\": \"\",\r\n  \"Shutter\": 0,\r\n  \"Iris\": 0,\r\n  \"Gain\": 0\r\n}";

        public static LocalDataStore GetLDS()
        {
            try
            {
                if (!Directory.Exists(MAVPath)) // Check the AiQ folder exists in ProgramData and if it doesn't then create it  
                {
                    Directory.CreateDirectory(MAVPath);
                }

                if (!File.Exists(MAVPath + LDSFileName)) // Check the LDS file exists and if it doesn't then create it  
                {
                    // Save a blank version of the JSON
                    File.WriteAllText(MAVPath + LDSFileName, DefaultJSON);
                }

                StreamReader file = new(MAVPath + LDSFileName);
                string Content = file.ReadToEnd();
                file.Close();

                return JsonConvert.DeserializeObject<LocalDataStore>(Content);
            }
            catch // If file can't deserialise
            {
                return null; // Return null to indicate failure
            }
        }

        // Save new version to disk  
        public static void SetLDS(LocalDataStore localDataStore)
        {
            try
            {
                string fileJSON = JsonConvert.SerializeObject(localDataStore, Formatting.Indented);
                File.WriteAllText(MAVPath + LDSFileName, fileJSON);
            }
            catch (Exception ex)
            {
                MainForm.Instance.AddToActionsList($"Error saving Local Data Store: {ex.Message}");
            }
        }
    }

    public class LocalDataStore
    {
        public string User { get; set; } = string.Empty;
        public string LastModel { get; set; } = string.Empty;
        public string PSUIP { get; set; } = string.Empty;
        public string EzIP { get; set; } = string.Empty;
        public string ZebraIP { get; set; } = string.Empty;
        public string TestTubeIP { get; set; } = string.Empty;
        public int Shutter { get; set; }
        public int Iris { get; set; }
        public int Gain { get; set; }
    }
}