<?php

namespace com\fwdekker\deathnotifier\tracking;

use com\fwdekker\deathnotifier\Action;
use com\fwdekker\deathnotifier\validator\IsValidCsrfTokenRule;
use com\fwdekker\deathnotifier\validator\InvalidInputException;
use com\fwdekker\deathnotifier\validator\RuleSet;
use com\fwdekker\deathnotifier\validator\SessionRuleSet;


/**
 * Lists all trackings of the current user.
 */
class ListTrackingsAction extends Action
{
    /**
     * @var TrackingList the list to return the current user's trackings from
     */
    private readonly TrackingList $tracking_list;


    /**
     * Constructs a new `ListTrackingsAction`.
     *
     * @param TrackingList $tracking_list the list to return the current user's trackings from
     */
    public function __construct(TrackingList $tracking_list)
    {
        $this->tracking_list = $tracking_list;
    }


    /**
     * Lists all trackings of the current user.
     *
     * Requires that the user is logged in and that a valid CSRF token is present.
     *
     * @param array<int|string, mixed> $inputs `"token": string`: a valid CSRF token
     * @return array<array{"name": string, "status": string, "is_deleted": bool}> all trackings of the current user
     * @throws InvalidInputException if the user is not logged in or if no valid CSRF token is present
     */
    public function handle(array $inputs): array
    {
        (new SessionRuleSet(validate_logged_in: true))->check($_SESSION);
        (new RuleSet(["token" => [new IsValidCsrfTokenRule()]]))->check($inputs);

        return $this->tracking_list->list_trackings($_SESSION["uuid"]);
    }
}