using FoodsharingSiegen.Contracts.Entity;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Infrastructure;

namespace FoodsharingSiegen.Server.Data
{
    /// <summary>
    /// The fs context class (a. beging, 21.05.2022)
    /// </summary>
    /// <seealso cref="DbContext"/>
    public class FsContext : DbContext
    {
        #region Public Properties

        /// <summary>
        /// Gets or sets the value of the interactions (ab)
        /// </summary>
        public DbSet<Interaction> Interactions { get; set; }

        /// <summary>
        /// Gets or sets the value of the prospects (ab)
        /// </summary>
        public DbSet<Prospect> Prospects { get; set; }

        /// <summary>
        /// Gets or sets the value of the users (ab)
        /// </summary>
        public DbSet<User> Users { get; set; }

        #endregion

        #region Setup/Teardown

        /// <summary>
        /// Initializes a new instance of the <see cref="FsContext"/> class
        /// </summary>
        public FsContext() :
            base()
        {
            OnCreated();
        }

        /// <summary>
        /// Initializes a new instance of the <see cref="FsContext"/> class
        /// </summary>
        /// <param name="options">The options (ab)</param>
        public FsContext(DbContextOptions<FsContext> options) :
            base(options)
        {
            OnCreated();
        }

        #endregion

        #region Override OnConfiguring

        /// <summary>
        /// Ons the configuring using the specified options builder (a. beging, 21.05.2022)
        /// </summary>
        /// <param name="optionsBuilder">The options builder</param>
        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
        {
            if (!optionsBuilder.IsConfigured ||
                (!optionsBuilder.Options.Extensions.OfType<RelationalOptionsExtension>().Any(ext => !string.IsNullOrEmpty(ext.ConnectionString) || ext.Connection != null) &&
                 !optionsBuilder.Options.Extensions.Any(ext => !(ext is RelationalOptionsExtension) && !(ext is CoreOptionsExtension))))
            {
            }

            base.OnConfiguring(optionsBuilder);
        }

        #endregion

        #region Public Method HasChanges

        /// <summary>
        /// Describes whether this instance has changes
        /// </summary>
        /// <returns>The bool</returns>
        public bool HasChanges()
        {
            return ChangeTracker.Entries().Any(e => e.State == Microsoft.EntityFrameworkCore.EntityState.Added || e.State == Microsoft.EntityFrameworkCore.EntityState.Modified || e.State == Microsoft.EntityFrameworkCore.EntityState.Deleted);
        }

        #endregion

        #region Private Method OnCreated

        /// <summary>
        /// Ons the created (a. beging, 21.05.2022)
        /// </summary>
        private void OnCreated()
        {
            // Database.EnsureCreated();
        }

        #endregion
    }
}