namespace IOL.GreatOffice.Api.Endpoints.Internal.Account;

public class DeleteAccountRoute : RouteBaseAsync.WithoutRequest.WithActionResult
{
	private readonly AppDbContext _context;
	private readonly UserService _userService;

	/// <inheritdoc />
	public DeleteAccountRoute(AppDbContext context, UserService userService) {
		_context = context;
		_userService = userService;
	}

	/// <summary>
	/// Delete the logged on user's account.
	/// </summary>
	/// <param name="cancellationToken"></param>
	/// <returns></returns>
	[HttpDelete("~/_/account/delete")]
	public override async Task<ActionResult> HandleAsync(CancellationToken cancellationToken = default) {
		var user = _context.Users.SingleOrDefault(c => c.Id == LoggedInUser.Id);
		if (user == default) {
			await _userService.LogOutUser(HttpContext);
			return Unauthorized();
		}

		if (user.Username == "demo@demo.demo") {
			await _userService.LogOutUser(HttpContext);
			return Ok();
		}

		var githubMappings = _context.TimeCategories.Where(c => c.UserId == user.Id);
		var passwordResets = _context.ForgotPasswordRequests.Where(c => c.UserId == user.Id);
		var entries = _context.TimeEntries.Where(c => c.UserId == user.Id);
		var labels = _context.TimeLabels.Where(c => c.UserId == user.Id);
		var categories = _context.TimeCategories.Where(c => c.UserId == user.Id);

		_context.TimeCategories.RemoveRange(githubMappings);
		_context.ForgotPasswordRequests.RemoveRange(passwordResets);
		_context.TimeEntries.RemoveRange(entries);
		_context.TimeLabels.RemoveRange(labels);
		_context.TimeCategories.RemoveRange(categories);
		_context.Users.Remove(user);

		await _context.SaveChangesAsync(cancellationToken);
		await _userService.LogOutUser(HttpContext);
		return Ok();
	}
}