Login in page in angularjs with WCF service call

See more:

C#

WCF

AngularJs

I have a Login page in asp.net. In loginbutton_click calling a method which is inside wcf service , that service method returning 1 or 0 . I am assigning that in to variable that is result.If result is 1 that is redirect to registration.aspx else it will show error message "Invalid Login".like above my login page is working.that thing need in angulrjs. My requirement is login page in angularjs with that wcf method call.

Find below my button click event code
------------------------------------------------

btnlogin_click()
{
    int result=0;
    if(txtuserid.text !=string.Empty && txtpassword.text !=string.Empty)
    {
        IServiceProvider s= new IServiceProvider();
        result = s.getlogindetails(txtuserid.text.trim(),txtpassword.text.trim());
        if(result==1)
        {
            session["userid"]=txtuserid.text.trim();
            response.redirect("registration.aspx");
        }
        else {
            lblmessagr.text="invalid ligin"
        }
    }
}

What I have tried:

Please help on this m new to the angularjs