MainViewModel.cs

using System.Collections.ObjectModel;
using CommunityToolkit.Mvvm.ComponentModel;
using NeuroAccessMaui.Resources.Languages;
using NeuroAccessMaui.Services;
using NeuroAccessMaui.UI.Controls;
 
namespace NeuroAccessMaui.UI.Pages.Main
{
    public partial class MainViewModel : BaseViewModel
    {
        private readonly ObservableCollection<TabDefinition> tabs;
 
        public MainViewModel()
        {
            this.tabs = new ObservableCollection<TabDefinition>
            {
                this.CreateTab("home", "home.svg", ServiceRef.Localizer[nameof(AppResources.Home)]),
                this.CreateTab("wallet", "wallet.svg", ServiceRef.Localizer[nameof(AppResources.Wallet)], isProminent: true),
                this.CreateTab("apps", "apps.svg", ServiceRef.Localizer[nameof(AppResources.Apps)])
            };
 
            this.Tabs = new ReadOnlyObservableCollection<TabDefinition>(this.tabs);
            this.SelectedTabIndex = 0;
        }
 
        public ReadOnlyObservableCollection<TabDefinition> Tabs { get; }
 
        [ObservableProperty]
        private int selectedTabIndex;
 
        private TabDefinition CreateTab(string key, string icon, string title, bool isProminent = false)
        {
            return new TabDefinition
            {
                Key = key,
                Icon = icon,
                Title = title,
                IsProminent = isProminent
            };
        }
    }
}