FriendshipResolver.cs

using System.Globalization;
using NeuroAccessMaui.Services.Notification;
using NeuroAccessMaui.Services.Notification.Things;
using Waher.Networking.XMPP;
using Waher.Networking.XMPP.Provisioning;
 
namespace NeuroAccessMaui.UI.Pages.Things.IsFriend
{
    public class FriendshipResolver(string BareJid, string RemoteJid, RuleRange Range) : IEventResolver
    {
        private readonly string bareJid = BareJid.ToLower(CultureInfo.InvariantCulture);
        private readonly string remoteJid = RemoteJid.ToLower(CultureInfo.InvariantCulture);
        private readonly RuleRange range = Range;
 
        public bool Resolves(NotificationEvent Event)
        {
            if (Event.Type != NotificationEventType.Things || Event is not IsFriendNotificationEvent IsFriendNotificationEvent)
                return false;
 
            if (IsFriendNotificationEvent.BareJid != this.bareJid)
                return false;
 
            return this.range switch
            {
                RuleRange.All => true,
                RuleRange.Domain => string.Equals(XmppClient.GetDomain(this.remoteJid), XmppClient.GetDomain(IsFriendNotificationEvent.RemoteJid), StringComparison.OrdinalIgnoreCase),
                RuleRange.Caller => string.Equals(this.remoteJid, IsFriendNotificationEvent.RemoteJid, StringComparison.OrdinalIgnoreCase),
                _ => false,
            };
        }
    }
}