btcpayserver/BTCPayServer.Data/Data/AddressInvoiceData.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore;

namespace BTCPayServer.Data
{
    public class AddressInvoiceData
    {
        /// <summary>
        /// Some crypto currencies share same address prefix
        /// For not having exceptions thrown by two address on different network, we suffix by "#CRYPTOCODE" 
        /// </summary>
        [Obsolete("Use GetHash instead")]
        public string Address
        {
            get; set;
        }

        public InvoiceData InvoiceData
        {
            get; set;
        }

        public string InvoiceDataId
        {
            get; set;
        }

        public DateTimeOffset? CreatedTime
        {
            get; set;
        }

        internal static void OnModelCreating(ModelBuilder builder)
        {
            builder.Entity<AddressInvoiceData>()
                   .HasOne(o => o.InvoiceData)
                   .WithMany(i => i.AddressInvoices).OnDelete(DeleteBehavior.Cascade);
            builder.Entity<AddressInvoiceData>()
#pragma warning disable CS0618
                .HasKey(o => o.Address);
#pragma warning restore CS0618
        }
    }
}