hello,
Following this article Call (Consume) Web API in Code Behind in ASP.Net using C#
On click of button from page behind i want to call insert, update and delete method of api in webform default.aspx page
please advice
i created this method in webapi
[Route("api/CustomerAPI/AddUser")]
public IHttpActionResult PostNewUser(string username, string password)
{
using (SqlConnection conn = new SqlConnection())
{
conn.ConnectionString = ConfigurationManager.ConnectionStrings["constr"].ConnectionString;
using (SqlCommand cmd = new SqlCommand())
{
cmd.CommandText = "INSERT INTO users VALUES(@username,@password)";
cmd.Parameters.AddWithValue("@username", username);
cmd.Parameters.AddWithValue("@password", password);
cmd.Connection = conn;
conn.Open();
cmd.ExecuteNonQuery();
conn.Close();
}
}
return Ok();
}
[Route("api/CustomerAPI/Updateuserbyid")]
public IHttpActionResult Put(string id, string username, string password)
{
using (SqlConnection conn = new SqlConnection())
{
conn.ConnectionString = ConfigurationManager.ConnectionStrings["constr"].ConnectionString;
using (SqlCommand cmd = new SqlCommand())
{
cmd.CommandText = "UPDATE users SET username=@username,password=@password WHERE id=@Id";
cmd.Parameters.AddWithValue("@username", username);
cmd.Parameters.AddWithValue("@password", password);
cmd.Parameters.AddWithValue("@Id", id);
cmd.Connection = conn;
conn.Open();
cmd.ExecuteNonQuery();
conn.Close();
}
}
return Ok();
}
[Route("api/CustomerAPI/deleteuserbyid")]
public IHttpActionResult Delete(string id)
{
using (SqlConnection conn = new SqlConnection())
{
conn.ConnectionString = ConfigurationManager.ConnectionStrings["constr"].ConnectionString;
using (SqlCommand cmd = new SqlCommand())
{
cmd.CommandText = "DELETE FROM users WHERE id=@Id";
cmd.Parameters.AddWithValue("@Id", id);
cmd.Connection = conn;
conn.Open();
cmd.ExecuteNonQuery();
conn.Close();
}
}
return Ok();
}
<asp:Button ID="Button1" runat="server" Text="Insert" OnClick="Button1_Click" />
<asp:Button ID="Button2" runat="server" Text="Update" OnClick="Button2_Click" />
<asp:Button ID="Button3" runat="server" Text="Delete" OnClick="Button3_Click" />
