RadioDJViewer/RadioDJViewer/ProfileStorage.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using Newtonsoft.Json;

namespace RadioDJViewer
{
    public class Profile
    {
        public string Name { get; set; }
        public string IP { get; set; }
        public string Port { get; set; }
        public string Password { get; set; }
        public string MainImagesFolder { get; set; }
        public string OutputFolder { get; set; }
        public string OutputImageName { get; set; }
        public string UrlFormat { get; set; }
        public int PollingRateSeconds { get; set; } // Add polling rate property
        public string MarqueeScrollSpeed { get; set; } // "Very Slow", etc.
        public int MarqueePauseTime { get; set; } // in seconds
        public string MarqueeSeparator { get; set; } // e.g. " | "
    }

    public static class ProfileStorage
    {
        private static string jsonPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "profiles.json");

        private static List<Profile> LoadAll()
        {
            if (!File.Exists(jsonPath)) return new List<Profile>();
            var json = File.ReadAllText(jsonPath);
            return JsonConvert.DeserializeObject<List<Profile>>(json) ?? new List<Profile>();
        }

        private static void SaveAll(List<Profile> profiles)
        {
            var json = JsonConvert.SerializeObject(profiles, Formatting.Indented);
            File.WriteAllText(jsonPath, json);
        }

        public static void SaveProfile(Profile profile)
        {
            var profiles = LoadAll();
            var existing = profiles.FirstOrDefault(p => p.Name == profile.Name);
            if (existing != null)
                profiles.Remove(existing);
            profiles.Add(profile);
            SaveAll(profiles);
        }

        public static Profile LoadProfile(string name)
        {
            var profiles = LoadAll();
            return profiles.FirstOrDefault(p => p.Name == name);
        }

        public static List<string> GetProfileNames()
        {
            var profiles = LoadAll();
            return profiles.Select(p => p.Name).ToList();
        }

        public static void DeleteProfile(string name)
        {
            var profiles = LoadAll();
            var existing = profiles.FirstOrDefault(p => p.Name == name);
            if (existing != null)
            {
                profiles.Remove(existing);
                SaveAll(profiles);
            }
        }
    }
}