<?php
namespace Misuzu;

use DateTimeInterface;
use RuntimeException;
use Carbon\CarbonImmutable;

if(!isset($msz) || !($msz instanceof \Misuzu\MisuzuContext))
    die('Script must be called through the Misuzu route dispatcher.');

if(!$msz->authInfo->getPerms('user')->check(Perm::U_BANS_MANAGE))
    Template::throwError(403);

if($_SERVER['REQUEST_METHOD'] === 'GET' && filter_has_var(INPUT_GET, 'delete')) {
    if(!CSRF::validateRequest())
        Template::throwError(403);

    try {
        $banInfo = $msz->usersCtx->bans->getBan((string)filter_input(INPUT_GET, 'b'));
    } catch(RuntimeException $ex) {
        Template::throwError(404);
    }

    $msz->usersCtx->bans->deleteBans($banInfo);
    $msz->createAuditLog('BAN_DELETE', [$banInfo->id, $banInfo->userId]);
    Tools::redirect($msz->urls->format('manage-users-bans', ['user' => $banInfo->userId]));
    return;
}

try {
    $userInfo = $msz->usersCtx->getUserInfo(filter_input(INPUT_GET, 'u', FILTER_SANITIZE_NUMBER_INT), 'id');
} catch(RuntimeException $ex) {
    Template::throwError(404);
}

$modInfo = $msz->authInfo->userInfo;

while($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) { // @phpstan-ignore-line: this while is just weird, i don't blame it
    $expires = (int)filter_input(INPUT_POST, 'ub_expires', FILTER_SANITIZE_NUMBER_INT);
    $expiresCustom = (string)filter_input(INPUT_POST, 'ub_expires_custom');
    $publicReason = trim((string)filter_input(INPUT_POST, 'ub_reason_pub'));
    $privateReason = trim((string)filter_input(INPUT_POST, 'ub_reason_priv'));
    $severity = (int)filter_input(INPUT_POST, 'ub_severity', FILTER_SANITIZE_NUMBER_INT);

    Template::set([
        'ban_value_expires' => $expires,
        'ban_value_expires_custom' => $expiresCustom,
        'ban_value_reason_pub' => $publicReason,
        'ban_value_reason_priv' => $privateReason,
        'ban_value_severity' => $severity,
    ]);

    if($expires < 1) {
        if($expires === -1) {
            $expires = null;
        } elseif($expires === -2) {
            $expires = CarbonImmutable::createFromFormat(DateTimeInterface::ATOM, $expiresCustom . ':00Z');
        } else {
            echo 'Invalid duration specified.';
            break;
        }
    } else
        $expires = time() + $expires;

    $banInfo = $msz->usersCtx->bans->createBan(
        $userInfo, $expires, $publicReason, $privateReason,
        severity: $severity, modInfo: $modInfo
    );

    $msz->createAuditLog('BAN_CREATE', [$banInfo->id, $userInfo->id]);
    Tools::redirect($msz->urls->format('manage-users-bans', ['user' => $userInfo->id]));
    return;
}

// calling array_flip since the input_select macro wants value => display, but this looks cuter
$durations = array_flip([
    'Pick a duration...'    => 0,
    '15 Minutes'            => 60 * 15,
    '30 Minutes'            => 60 * 30,
    '1 Hour'                => 60 * 60,
    '2 Hours'               => 60 * 60 * 2,
    '3 Hours'               => 60 * 60 * 3,
    '6 Hours'               => 60 * 60 * 6,
    '12 Hours'              => 60 * 60 * 12,
    '1 Day'                 => 60 * 60 * 24,
    '2 Days'                => 60 * 60 * 24 * 2,
    '1 Week'                => 60 * 60 * 24 * 7,
    '2 Weeks'               => 60 * 60 * 24 * 7 * 2,
    '1 Month'               => 60 * 60 * 24 * 365 / 12,
    '3 Months'              => 60 * 60 * 24 * 365 / 12 * 3,
    '6 Months'              => 60 * 60 * 24 * 365 / 12 * 6,
    '9 Months'              => 60 * 60 * 24 * 365 / 12 * 9,
    '1 Year'                => 60 * 60 * 24 * 365,
    'Permanent!'            => -1,
    'Custom →'              => -2,
]);

Template::render('manage.users.ban', [
    'ban_user' => $userInfo,
    'ban_durations' => $durations,
]);