PersistedProperty.cs

using System;
using System.Threading.Tasks;
using Waher.Runtime.Settings;
 
namespace LegalLab.Models
{
    public class PersistedProperty<T> : DelayedActionProperty<T>, IPersistedProperty
    {
        private readonly string category;
 
        public PersistedProperty(string Category, string Name, bool LiveUpdates, T DefaultValue, IModel Model)
            : base(Name, TimeSpan.FromSeconds(1), LiveUpdates, DefaultValue, Model)
        {
            this.category = Category;
        }
 
        public string Category => this.category;
 
        public override async Task Action()
        {
            await this.Save();
            await base.Action();
        }
 
        public async Task Load()
        {
            this.@value = (T)await RuntimeSettings.GetAsync(this.category + "." + this.Name, this.@value);
        }
 
        public async Task Save()
        {
            if (this.Changed)
            {
                await RuntimeSettings.SetAsync(this.category + "." + this.Name, this.@value);
 
                this.Changed = false;
                DelayedActions.Remove(this);    // In case saved manually
            }
        }
    }
}