<?php
namespace Makai;

use Index\Environment;
use Index\Data\IDbConnection;
use Index\Data\Migration\IDbMigrationRepo;
use Index\Data\Migration\DbMigrationManager;
use Index\Data\Migration\FsDbMigrationRepo;
use Index\Security\CSRFP;
use Sasae\SasaeEnvironment;

final class MakaiContext {
    private IDbConnection $dbConn;
    private SasaeEnvironment $templating;
    private CSRFP $csrfp;

    private SiteInfo $siteInfo;

    private Contacts\Contacts $contacts;
    private Projects\Projects $projects;
    private SSHKeys\SSHKeys $sshKeys;

    public function __construct(IDbConnection $dbConn) {
        $this->dbConn = $dbConn;
        $this->siteInfo = new SiteInfo;

        $this->startTemplating();

        $this->contacts = new Contacts\Contacts($dbConn);
        $this->projects = new Projects\Projects($dbConn);
        $this->sshKeys = new SSHKeys\SSHKeys($dbConn);
    }

    public function getSiteInfo(): SiteInfo {
        return $this->siteInfo;
    }

    public function getContacts(): Contacts\Contacts {
        return $this->contacts;
    }

    public function getProjects(): Projects\Projects {
        return $this->projects;
    }

    public function getSSHKeys(): SSHKeys\SSHKeys {
        return $this->sshKeys;
    }

    public function getDbConn(): IDbConnection {
        return $this->dbConn;
    }

    public function getDbQueryCount(): int {
        $result = $this->dbConn->query('SHOW SESSION STATUS LIKE "Questions"');
        return $result->next() ? $result->getInteger(1) : 0;
    }

    public function createMigrationManager(): DbMigrationManager {
        return new DbMigrationManager($this->dbConn, 'fm_' . DbMigrationManager::DEFAULT_TABLE);
    }

    public function createMigrationRepo(): IDbMigrationRepo {
        return new FsDbMigrationRepo(MKI_DIR_MIGRATIONS);
    }

    public function getTemplating(): SasaeEnvironment {
        return $this->templating;
    }

    public function startTemplating(): void {
        $isDebug = Environment::isDebug();

        $this->templating = new SasaeEnvironment(
            MKI_DIR_TEMPLATES,
            cache: $isDebug ? null : ['Makai', GitInfo::hash(true)],
            debug: $isDebug,
        );
        $this->templating->addFunction('csrfp_token', fn() => $this->getCSRFP()->createToken());
        $this->templating->addGlobal('globals', [
            'siteInfo' => $this->siteInfo,
            'assetsInfo' => AssetsInfo::fromCurrent(),
        ]);
    }

    public function getCSRFP(): CSRFP {
        return $this->csrfp;
    }

    public function startCSRFP(string $secretKey, string $identity): void {
        $this->csrfp = new CSRFP($secretKey, $identity);
    }

    public function createRouting(): RoutingContext {
        $routingCtx = new RoutingContext($this->templating);
        $routingCtx->registerDefaultErrorPages();

        $routingCtx->register(new DeveloperRoutes($this->templating, $this->contacts, $this->projects));
        $routingCtx->register(new AssetsRoutes($this->siteInfo));
        $routingCtx->register(new Whois\WhoisRoutes($this->templating, fn() => $this->csrfp));
        $routingCtx->register(new SSHKeys\SSHKeysRoutes($this->sshKeys));
        $routingCtx->register(new Tools\AsciiRoutes($this->templating));
        $routingCtx->register(new Tools\RandomStringRoutes);

        return $routingCtx;
    }
}