/*
 * General site javascript functions
 */
 
 //logout
 function logout() {    
     location.href = "/login/logout.php";
 }
 
 //for testing purposes - can just kill session
 function endsession() {    
     location.href = "/login/logout.php?type=endsession";
 }  

$(document).ready(function(){
  
  //hide any error messages by default
  $('span.messages').addClass('hide_row'); 
  
  
  //login form submission
  $('#send_login').click(function(e){  
     //stop the form from being submitted  
     e.preventDefault(); 
     //temporarily disable submit button and change button text to checking...  
     $('#send_login').attr({'disabled' : 'true', 'value' : 'checking...' });       
     //reset the error messages and then show any that now apply
     $('span.messages').addClass('hide_row');

     // check login details via ajax call using function serialize() to get the form data
     $.post("/login/login.php", $("#loginform").serialize(),function(resultLogin){ 
        resultLogin = resultLogin.replace(" ", "");
        resultLogin = resultLogin.substring(0,9);
        if(resultLogin == "failLogin")
        { 
            //show the login failed warning
            $('#login_error').removeClass('hide_row');
        }
        else if(resultLogin == "passLogin")
        { 
            //reload the page so you now get the logged in version
            location.reload( true );
        }
     });

     //re-enable the submit button
     $('#send_login').removeAttr('disabled').attr('value', 'Login'); 
   });  
   
   
  //forgotten password - show
  $('#expand_forgotten').click(function(e){  
     //stop the form from being submitted  
     e.preventDefault();   
     //reset the error messages and then show any that now apply
     $('#forgotten').removeClass('hide_row'); 
   });
   
   
  //forgotten password - send email
  $('#send_forgotten').click(function(e){  
     //stop the form from being submitted  
     e.preventDefault();   
     //reset the error messages and then show any that now apply
     $('span.messages').addClass('hide_row');
     //temporarily disable submit button and change button text to Sending...  
     $('#send_forgotten').attr({'disabled' : 'true', 'value' : 'sending...' });       
 
   	  var email = $('#username').val().replace(" ", "");
      var regex = new RegExp("^[_a-z0-9-]+(\\.[_a-z0-9-]+)*@[a-z0-9-]+(\\.[a-z0-9-]+)*(\\.[a-z]{2,3})$");
     	if(email.length == 0 || regex.test(email) == false)
     	{  
         	//show the email failed div
         	$('#forgotten_error').removeClass('hide_row');
     	}
     	else
     	{
          // send email via ajax call to send_forgotten.php
          $.post("includes/send_forgotten.php", { useremail: email },function(result){  
          if(result == 'sent'){ 
              // remove the submit paragraph and show the mail success div
              $('#forgotten').addClass('hide_row');
              $('#forgotten_error').addClass('hide_row');
              $('#forgotten_pass').removeClass('hide_row');
          }else{ 
              //show the email failed div
              $('#forgotten_error').removeClass('hide_row');
              $('#forgotten_pass').addClass('hide_row');
          }
	     });      	
     	}
     	
      //re-enable the submit button
      $('#send_forgotten').removeAttr('disabled').attr('value', 'Send'); 
  });     
  
  
  //register form submission
  $('#send_register').click(function(e){  
     //stop the form from being submitted  
     e.preventDefault(); 
     //temporarily disable submit button and change button text to Sending...  
     $('#send_register').attr({'disabled' : 'true', 'value' : 'sending...' });       

     var error = false; 
     var stage = $('#registerStage').val();

     //reset the error messages and then show any that now apply
     $('span.messages').addClass('hide_row');

     if (stage == "stage1")
     {
        var fullname = $('#fullname').val();  
        var email = $('#email').val().replace(" ", "");
        var company = $('#company').val();
        var regex = new RegExp("^[_a-z0-9-]+(\\.[_a-z0-9-]+)*@[a-z0-9-]+(\\.[a-z0-9-]+)*(\\.[a-z]{2,3})$");
	
        if(fullname.length == 0)
        {  
            var error = true;  
            $('#fullname_error').removeClass('hide_row');
        }
        if(email.length == 0 || regex.test(email) == false)
        { 
            var error = true;  
            $('#email_error').removeClass('hide_row'); 
        }
        if(company.length == 0)
        {  
            var error = true;  
            $('#company_error').removeClass('hide_row');
        }
        if (error == false)
        {
          $('#stage1').addClass('hide_row');
          $('#stage2').removeClass('hide_row');
          $('#stage3').addClass('hide_row'); 
          $('#registerStage').attr('value', 'stage2'); 
        }
     }
     else if (stage == "stage2")
     {
        var password = $('#password').val();
        if(password.length == 0)
        {  
         	var error = true;  
         	$('#password_error').removeClass('hide_row');
        }
        if (error == false)
        {
          $('#stage1').addClass('hide_row');
          $('#stage2').addClass('hide_row'); 
          $('#stage3').removeClass('hide_row');
          $('#registerStage').attr('value', 'stage3'); 
        }
     }
     else if (stage == "stage3")
     {
        var accreditation = $('#accreditation').val();
        if (accreditation == "")
        {//nothing selected
        	var error = true;  
        	$('#accreditation_error').removeClass('hide_row');     
        } 
        if(stage == "stage3" && error == false)
        {// send email via ajax call to send_email.php using function serialize() to get all the form data
          $.post("/includes/send_email.php?type=register", $("#registerform").serialize(),function(result){  
            if(result == 'sent')
            { 
              // remove the submit paragraph and show the mail success div
              $('#stage1').addClass('hide_row');
              $('#stage2').addClass('hide_row'); 
              $('#stage3').addClass('hide_row');			
              $('#submit_button').addClass('hide_row');
              $('#error_register').addClass('hide_row');
              $('#success_register').removeClass('hide_row'); 
            }
            else
            { 
              //show the mail failed div
              $('#submit_button').removeClass('hide_row');
              $('#error_register').removeClass('hide_row');
              $('#success_register').addClass('hide_row'); 
            }
          });  
      	 }
       }

      //re-enable the submit button
      $('#send_register').removeAttr('disabled').attr('value', 'send'); 
  });
  
//end of $(document).ready
});