public async Task <IActionResult> OnPostAsync(
[FromServices] UserManager <IdentityUser> userManager,
[FromServices] SignInManager <IdentityUser> signInManager)
{
if (!ModelState.IsValid)
{
return(Page());
}
var user = new IdentityUser(Form.Username)
{
Email = Form.Email
};
var createUserResult = await userManager.CreateAsync(user, Form.Password);
if (createUserResult.Succeeded)
{
await signInManager.SignInAsync(user, true);
return(Redirect(Form.ReturnUrl));
}
foreach (var error in createUserResult.Errors)
{
CustomErrors.Add(error.Description);
}
return(Page());
}
public async Task <IActionResult> OnPostAsync(
[FromServices] UserManager <IdentityUser> userManager,
[FromServices] SignInManager <IdentityUser> signInManager)
{
if (!ModelState.IsValid)
{
return(Page());
}
var existingUser = await userManager.FindByNameAsync(Form.Username);
if (existingUser != null)
{
CustomErrors.Add("Username already taken.");
return(Page());
}
var user = await userManager.FindByNameAsync(Form.Email);
var resetPasswordResult = await userManager.ResetPasswordAsync(user, Form.Code, Form.Password);
if (resetPasswordResult.Succeeded)
{
user.UserName = Form.Username;
await userManager.UpdateAsync(user);
await signInManager.SignInAsync(user, true);
return(Redirect(Form.ReturnUrl));
}
CustomErrors.Add("Failed to create account.");
return(Page());
}
public async Task <IActionResult> OnPostAsync([FromServices] SignInManager <IdentityUser> signInManager)
{
if (!ModelState.IsValid)
{
return(Page());
}
var signInResult = await signInManager
.PasswordSignInAsync(Form.Username, Form.Password, true, false);
if (signInResult.Succeeded)
{
return(Redirect(Form.ReturnUrl));
}
CustomErrors.Add("Invalid login attempt, please try again.");
return(Page());
}
// Method for registering in -> when we submit the form
// DI at method level, injecting SignInManager & UserManager for User
// UserManager is a service -> come from Startup -> AddIdentity
// SignInManager is a service -> come from Startup -> AddIdentity
public async Task <IActionResult> OnPostAsync(
[FromServices] UserManager <IdentityUser> userManager,
[FromServices] SignInManager <IdentityUser> signInManager
)
{
// If register form is invalid, return that page again => user did not provide valid email || password
if (!ModelState.IsValid)
{
return(Page());
}
// Created a User, with Username -> what he typed in the form
var user = new IdentityUser(Form.Username)
{
// Adding email from form to user object as-well
Email = Form.Email
};
// Creates user in store with user manager, based on identity (username included) user and password from form
var createUserResult = await userManager.CreateAsync(user, Form.Password);
// If creation succeeded
if (createUserResult.Succeeded)
{
// Sign the User in
await signInManager.SignInAsync(user, true);
// If signInResult succeeded we want to pop user back on from where he came from, returnUrl contains all the info
// that server need to redirect us back to the App
return(Redirect(Form.ReturnUrl));
}
// Loop over errors in createUserResult -> when we try to create user and he fked up or didnt filled form correctly
foreach (var error in createUserResult.Errors)
{
// Adding to our List of errors, error (it's description -> describes what error is) that popped for the reason above
CustomErrors.Add(error.Description);
}
return(Page());
}
// Method for loging in -> when we submit the form => press the Log In button
// DI at method level, injecting SignInManager for User
// SignInManager is a service -> come from Startup -> AddIdentity
public async Task <IActionResult> OnPostAsync([FromServices] SignInManager <IdentityUser> signInManager)
{
// If login form is invalid, return that page again => user did not provide valid username || password
if (!ModelState.IsValid)
{
return(Page());
}
// Attempts to sign in the specified userName and password combination, if we close it's gonna persist, no lockout on failures
// Providing username and pass from form to -> PasswordSignInAsync
var signInResult = await signInManager.PasswordSignInAsync(Form.Username, Form.Password, true, false);
if (signInResult.Succeeded)
{
return(Redirect(Form.ReturnUrl));
}
// Add this particular error to our List, dont provide details coz of hacking possibilities
CustomErrors.Add("Invalid login attempt, please try again.");
return(Page());
}