public void listarTable()
{
for (int i = 0; i < grdUsu.RowCount; i++)
{
grdUsu.Rows[i].DataGridView.Rows.Clear();
}
// Pega os Id da tabela do banco de dados
int count = consultaDao.quantidade();
int aa = 0;
for (int i = 0; i <= count; i++)
{
if (!(consultaDao.listarNoticia(i) == null))
{
CadastroNoticia a = consultaDao.listarNoticia(i);
grdUsu.Rows.Add();
grdUsu.Rows[aa].Cells[0].Value = a.getId();
grdUsu.Rows[aa].Cells[1].Value = a.getTitulo();
grdUsu.Rows[aa].Cells[2].Value = a.getDescricao();
grdUsu.Rows[aa].Cells[3].Value = a.getData();
aa++;
}
}
listarTags();
}
private void btnEditar_Click(object sender, EventArgs e)
{
CadastroNoticia a = new CadastroNoticia();
a.setId(int.Parse(txtId.Text));
a.setTitulo(txtTitulo.Text);
a.setDescricao(txtDesc.Text);
foreach (string h in clTags.CheckedItems)
{
d.setNome(h.ToString());
consultaDao.associarTag(d, a);
}
consultaDao.atualizarNoticia(a);
listarTable();
txtId.Clear();
txtDesc.Clear();
txtTitulo.Clear();
txtAtt.Clear();
foreach (int i in clTags.CheckedIndices)
{
clTags.SetItemCheckState(i, CheckState.Unchecked);
}
}
public void excluirNoticia(int id)
{
CadastroNoticia cliente = new CadastroNoticia();
conn = classeConexão.obterConexao();
if (conn.State == ConnectionState.Open)
{
SqlCommand cmd = new SqlCommand("DELETE FROM DetalheTagNoticia WHERE idNoticia=@1", conn);
SqlCommand cmd1 = new SqlCommand("DELETE FROM Noticia WHERE idNoticia=@1", conn);
cmd.Parameters.AddWithValue("@1", id);
cmd1.Parameters.AddWithValue("@1", id);
try
{
int i = cmd.ExecuteNonQuery();
int j = cmd1.ExecuteNonQuery();
if (j > 0 && i > 0)
{
MessageBox.Show("Registro excluído com sucesso!");
}
}
catch (Exception ex)
{
MessageBox.Show("Erro: " + ex.ToString());
}
finally
{
conn.Close();
}
}
}
public void criarNoticia(CadastroNoticia cad)
{
//conn = new SqlConnection(connString);
conn = classeConexão.obterConexao();
if (conn.State == ConnectionState.Open)
{
try
{
// Insere na tbl Cliente
string queryString = "INSERT INTO Noticia (Titulo,DescNot,DataNot,LinkNot) VALUES (@1,@2,@3,@4)";
SqlCommand cmd = new SqlCommand(queryString, conn);
cmd.Parameters.Add("@1", SqlDbType.NVarChar, 90).Value = cad.getTitulo();
cmd.Parameters.Add("@2", SqlDbType.NVarChar, 90).Value = cad.getDescricao();
cmd.Parameters.Add("@3", SqlDbType.Date, 90).Value = DateTime.Now;
cmd.Parameters.Add("@4", SqlDbType.NVarChar, 90).Value = cad.getLink();
cmd.ExecuteScalar();
}
catch (Exception error)
{
MessageBox.Show("Erro: " + error);
}
finally
{
classeConexão.fecharConexao();
}
}
}
public void atualizarNoticia(CadastroNoticia a)
{
conn = classeConexão.obterConexao();
if (conn.State == ConnectionState.Open)
{
SqlCommand cmd = new SqlCommand("UPDATE Noticia SET Titulo=@1, DescNot=@2, DataNot=@3, LinkNot=@4 where idNoticia=@0", conn);
cmd.Parameters.AddWithValue("@1", a.getTitulo());
cmd.Parameters.AddWithValue("@2", a.getDescricao());
cmd.Parameters.AddWithValue("@3", DateTime.Now);
cmd.Parameters.AddWithValue("@4", a.getLink());
cmd.Parameters.AddWithValue("@0", a.getId());
cmd.CommandType = CommandType.Text;
//conn.Open();
try
{
int i = cmd.ExecuteNonQuery();
if (i > 0)
{
MessageBox.Show("Registro atualizado com sucesso!");
}
}
catch (Exception ex)
{
MessageBox.Show("Erro: " + ex.ToString());
}
finally
{
conn.Close();
}
}
}
public CadastroNoticia listarNoticia(int id)
{
conn = classeConexão.obterConexao();
if (conn.State == ConnectionState.Open)
{
SqlCommand cmd = new SqlCommand("select * from Noticia where idNoticia = @id", conn);
cmd.Parameters.AddWithValue("@id", id);
try
{
CadastroNoticia a = new CadastroNoticia();
SqlDataReader reader = cmd.ExecuteReader();
if (reader.Read())
{
a.setId(id);
a.setId(int.Parse(reader[0].ToString()));
a.setTitulo(reader[1].ToString());
a.setDescricao(reader[2].ToString());
a.setData(DateTime.Parse(reader[3].ToString()));
a.setLink(reader[4].ToString());
return(a);
}
else
{
return(null);
}
}
catch (Exception error)
{
MessageBox.Show("Erro: " + error);
return(null);
}
finally
{
classeConexão.fecharConexao();
}
}
else
{
return(null);
}
}
public void associarTag(CadastroTags tag, CadastroNoticia not)
{
conn = classeConexão.obterConexao();
conn1 = classeConexão.obterConexao();
if (conn.State == ConnectionState.Open && conn1.State == ConnectionState.Open)
{
try
{
int[] aux = new int[2];
// Decobre o id da ultima noticia
SqlCommand cmd = new SqlCommand("select Max(idNoticia) from Noticia", conn);
SqlDataReader reader;
reader = cmd.ExecuteReader();
if (reader.Read())
{
aux[0] = Convert.ToInt32(reader[0]);
}
conn.Dispose();
conn = classeConexão.obterConexao();
SqlCommand cmd1 = new SqlCommand("select idTags FROM Tags WHERE NomeTag=@1", conn);
cmd1.Parameters.AddWithValue("@1", tag.getNome());
SqlDataReader reader1 = cmd1.ExecuteReader();
if (reader1.Read())
{
aux[1] = Convert.ToInt32(reader1[0]);
}
conn.Dispose();
conn = classeConexão.obterConexao();
SqlCommand cmd0 = new SqlCommand("select * from DetalheTagNoticia where idNoticia = @1 and idTags = @2", conn1);
cmd0.Parameters.AddWithValue("@1", not.getId());
cmd0.Parameters.AddWithValue("@2", aux[1]);
SqlDataReader reader0;
reader0 = cmd0.ExecuteReader();
if (reader0.Read())
{
conn = classeConexão.obterConexao();
cmd0 = new SqlCommand("DELETE from DetalheTagNoticia where idNoticia = @1 and idTags = @2", conn);
cmd0.Parameters.AddWithValue("@1", not.getId());
cmd0.Parameters.AddWithValue("@2", aux[1]);
int i = cmd0.ExecuteNonQuery();
}
conn.Dispose();
conn1.Dispose();
conn = classeConexão.obterConexao();
SqlCommand cmd2 = new SqlCommand("INSERT INTO DetalheTagNoticia (idNoticia,idTags) VALUES (@1,@2)", conn);
if (not.getId() == 0)
{
cmd2.Parameters.Add("@1", SqlDbType.NVarChar, 90).Value = aux[0];
}
else
{
cmd2.Parameters.Add("@1", SqlDbType.NVarChar, 90).Value = not.getId();
}
cmd2.Parameters.Add("@2", SqlDbType.NVarChar, 90).Value = aux[1];
cmd2.ExecuteScalar();
reader.Close();
reader1.Close();
conn.Dispose();
}
catch (Exception error)
{
MessageBox.Show("Erro: " + error);
}
finally
{
}
}
}
