using System;
using InABox.Core;
using Xamarin.Forms;

namespace PRS.Mobile
{
    public class DigitalFormViewChangedArgs
    {
        public DFLayoutField Definition { get; private set; }
        
        public object Value { get; private set; }

        public DigitalFormViewChangedArgs(DFLayoutField definition, object value)
        {
            Definition = definition;
            Value = value;
        }
    }

    public delegate void DigitalFormViewChangedHandler(IDigitalFormField sender, DigitalFormViewChangedArgs args);

    public interface IDigitalFormField
    {
        event DigitalFormViewChangedHandler ValueChanged;
        
        void Deserialize(string serialized);

        String Serialize();

        bool IsEmpty { get; }

        bool ReadOnly { get; set; }
                
        Color BackgroundColor { get; set; }
        
    }
    
    public interface IDigitalFormField<TDefinition,TProperties,TValue> : IDigitalFormControl<TDefinition>, IDigitalFormField 
        where TDefinition : DFLayoutField<TProperties> 
        where TProperties : DFLayoutFieldProperties<TValue>, new()
    {
        TValue Value { get; set; }
    }
}