using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Data;

namespace Exercicio
{

    public partial class _Default : System.Web.UI.Page
    {
        DataTable randomStuff = new DataTable();


        protected void Page_Load(object sender, EventArgs e)
        {
            Button1.Click += new EventHandler(Button1_Click);
            Button2.Click += new EventHandler(Button2_Click);

            if (!IsPostBack)
            {
                SetInitialRow();

                rptNames.DataSource = randomStuff;
                rptNames.DataBind();
            }

        }

        public void SetInitialRow()
        {
            randomStuff.Columns.Add("ID", typeof(int));
            randomStuff.Columns.Add("Nome", typeof(string));
            randomStuff.Columns.Add("Sobrenome", typeof(string));
            randomStuff.Columns.Add("Idade", typeof(int));
            randomStuff.Columns.Add("Cliente?", typeof(string));

            DataRow dr = null;
            int cont = 1;

            for (cont = 1; cont <= 5; cont++)
            {
                dr = randomStuff.NewRow();

                dr["ID"] = cont;
                dr["Nome"] = "Nome" + cont;
                dr["Sobrenome"] = "Sobrenome" + cont;
                dr["Idade"] = 20 + cont;
                dr["Cliente?"] = "Sim";
                randomStuff.Rows.Add(dr);
            }

            ViewState["CurrentTable"] = randomStuff;

            //randomStuff.Rows.Add(1, "Caroline", "Silva", "20", "Sim");
            //randomStuff.Rows.Add(2, "Isabella", "Peres", "22", "Não");
            //randomStuff.Rows.Add(3, "Júlia", "Maia", "19", "Não");
            //randomStuff.Rows.Add(4, "Thaís", "Lopes", "19", "Sim");
            //randomStuff.Rows.Add(5, "Camila", "Soares", "19", "Sim");


        }

        protected void Button1_Click(object sender, EventArgs e)
        {
            //int linhas = randomStuff.Rows.Count + 1;
            //randomStuff.Rows.Add(linhas, "teste", "teste", "20", "valor");

            rptDois.DataSource = randomStuff;
            rptDois.DataBind();

        }

        protected void Button2_Click(object sender, EventArgs e)
        {
            //int linhas = randomStuff.Rows.Count - 1;
            //randomStuff.Rows.Remove(randomStuff.Rows[linhas]);

            rptNames.DataSource = randomStuff;
            rptNames.DataBind();
        }


        protected void rptDois_ItemDataBound(object sender, RepeaterItemEventArgs e)
        {

            if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
            {

                int rowIndex = 0;
                if (ViewState["CurrentTable"] != null)
                {

                    DataTable dtCurrentTable = (DataTable)ViewState["CurrentTable"];
                    DataRow drCurrentRow = null;

                    if (dtCurrentTable.Rows.Count > 0)
                    {
                        for (int i = 1; i <= dtCurrentTable.Rows.Count; i++)
                        {
                            //extract the values
                            Label ID = (Label)rptNames.Items[rowIndex].FindControl("lblID");
                            Label Nome = (Label)rptNames.Items[rowIndex].FindControl("lblNome");
                            Label Sobrenome = (Label)rptNames.Items[rowIndex].FindControl("lblSobrenome");
                            Label Idade = (Label)rptNames.Items[rowIndex].FindControl("lblIdade");
                            Label Cliente = (Label)rptNames.Items[rowIndex].FindControl("lblCliente");



                            drCurrentRow = dtCurrentTable.NewRow();

                            drCurrentRow["ID"] = i + 1;
                            dtCurrentTable.Rows[i - 1]["Nome"] = Nome.Text + i;
                            dtCurrentTable.Rows[i - 1]["Sobrenome"] = Sobrenome.Text + i;
                            dtCurrentTable.Rows[i - 1]["Idade"] = Idade.Text + i;
                            dtCurrentTable.Rows[i - 1]["Cliente?"] = Cliente.Text;
                            rowIndex++;

                        }


                        dtCurrentTable.Rows.Add(drCurrentRow);

                        ViewState["CurrentTable"] = dtCurrentTable;

                        int linhas = randomStuff.Rows.Count + 1;
                        dtCurrentTable.Rows.Add(linhas, "teste", "teste", "20", "valor");

                        rptNames.DataSource = dtCurrentTable;
                        rptNames.DataBind();
                    }
                }
                else
                {
                    Response.Write("ViewState is null");

                }

                DadosAntigos();

            }


        }

        private void DadosAntigos()
        {
            int rowIndex = 0;
            if (ViewState["CurrentTable"] != null)
            {
                DataTable dt = (DataTable)ViewState["CurrentTable"];
                if (dt.Rows.Count > 0)
                {
                    for (int i = 0; i < dt.Rows.Count; i++)
                    {

                        Label ID = (Label)rptNames.Items[rowIndex].FindControl("lblID");
                        Label Nome = (Label)rptNames.Items[rowIndex].FindControl("lblNome");
                        Label Sobrenome = (Label)rptNames.Items[rowIndex].FindControl("lblSobrenome");
                        Label Idade = (Label)rptNames.Items[rowIndex].FindControl("lblIdade");
                        Label Cliente = (Label)rptNames.Items[rowIndex].FindControl("lblCliente");


                        ID.Text = dt.Rows[i]["ID"].ToString();
                        Nome.Text = dt.Rows[i]["Nome"].ToString();
                        Sobrenome.Text = dt.Rows[i]["Sobrenome"].ToString();
                        Idade.Text = dt.Rows[i]["Idade"].ToString();
                        Cliente.Text = dt.Rows[i]["Cliente?"].ToString();

                        rowIndex++;
                    }
                }
            }
        }

        protected void rptNames_ItemDataBound(object sender, RepeaterItemEventArgs e)
        {

            if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
            {


                    ((Label)e.Item.FindControl("lblID")).Text = ((DataRowView)e.Item.DataItem)[0].ToString();
                    ((Label)e.Item.FindControl("lblNome")).Text = ((DataRowView)e.Item.DataItem)[1].ToString();
                    ((Label)e.Item.FindControl("lblSobrenome")).Text = ((DataRowView)e.Item.DataItem)[2].ToString();
                    ((Label)e.Item.FindControl("lblIdade")).Text = ((DataRowView)e.Item.DataItem)[3].ToString();
                    ((Label)e.Item.FindControl("lblCliente")).Text = ((DataRowView)e.Item.DataItem)[4].ToString();


            }


        }


    }
}