using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.ComponentModel;
using System.Reflection;

public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }

    protected void ObjectDataSource_Inserting(object sender, ObjectDataSourceMethodEventArgs e)
    {
        var contact = e.InputParameters[0] as Contact;

        if (contact == null)
        {
            Validators.Add(new CustomValidator
            {
                ErrorMessage = "Ett fel inträffade.",
                IsValid = false
            });
            e.Cancel = true;

        }

        else if (!contact.IsValid)
        {
            AddErrorMessage(contact);
            e.Cancel = true;
        }

    }
        private void AddErrorMessage(IDataErrorInfo obj)
        {
            var properties = obj.GetType().GetProperties(BindingFlags.Public | BindingFlags.Instance);
            foreach (var property in properties)
            {
                 if (!String.IsNullOrWhiteSpace(obj[property.Name]))
            {
                Validators.Add(new CustomValidator
                {
                    ErrorMessage = obj[property.Name],
                    IsValid = false
                });
            }
        }

    }

    protected void ObjectDataSource_Inserted(object sender, ObjectDataSourceStatusEventArgs e)
    {
        if (e.Exception != null)
        {
            AddErrorMessage("Ett fel inträffade då kontakten skulle läggas till.");
            e.ExceptionHandled = true;
        }
        else
        {
            InsertPanel.Visible = true;
        }
    }

    protected void ObjectDataSource_Updating(object sender, ObjectDataSourceMethodEventArgs e)
    {
        var contact = e.InputParameters[0] as Contact;


        if (contact == null)
        {
            AddErrorMessage("Ett oväntat fel inträffade då kontakten skulle uppdateras.");
            e.Cancel = true;
        }
        else if (!contact.IsValid)
        {
            AddErrorMessage(contact);
            e.Cancel = true;
        }
    }
    protected void ObjectDataSource_Updated(object sender, ObjectDataSourceStatusEventArgs e)
    {
        if (e.Exception != null)
        {
            AddErrorMessage("Ett fel inträffade då kontakten skulle uppdateras.");
            e.ExceptionHandled = true;
        }
        else
        {
            ChangePanel.Visible = true;
        }
    }
    protected void ObjectDataSource_Deleted(object sender, ObjectDataSourceStatusEventArgs e)
    {
        if (e.Exception != null)
        {
            AddErrorMessage("Ett fel inträffade då kontakten skulle tas bort.");
            e.ExceptionHandled = true;
        }
    }
    protected void ObjectDataSource_Selected(object sender, ObjectDataSourceStatusEventArgs e)
    {

        if (e.Exception != null)
        {
            AddErrorMessage("Ett fel inträffade då kontakten hämtades.");
            ListView.Visible = false;

            e.ExceptionHandled = true;
        }

    }
    private void AddErrorMessage(string message)
    {
        var validator = new CustomValidator
        {
            IsValid = false,
            ErrorMessage = message
        };

        Page.Validators.Add(validator);
    }

}