<?php
namespace Misuzu;

use Index\Environment;
use Index\Data\IDbConnection;
use Index\Data\Migration\IDbMigrationRepo;
use Index\Data\Migration\DbMigrationManager;
use Index\Data\Migration\FsDbMigrationRepo;
use Index\Http\HttpFx;
use Index\Http\HttpRequest;
use Index\Routing\IRouter;
use Sasae\SasaeEnvironment;
use Misuzu\Template;
use Misuzu\Auth\AuthContext;
use Misuzu\Auth\AuthInfo;
use Misuzu\AuditLog\AuditLog;
use Misuzu\Changelog\Changelog;
use Misuzu\Changelog\ChangelogRoutes;
use Misuzu\Comments\Comments;
use Misuzu\Config\IConfig;
use Misuzu\Counters\Counters;
use Misuzu\Emoticons\Emotes;
use Misuzu\Forum\ForumContext;
use Misuzu\Home\HomeRoutes;
use Misuzu\Info\InfoRoutes;
use Misuzu\News\News;
use Misuzu\News\NewsRoutes;
use Misuzu\Perms\Permissions;
use Misuzu\Profile\ProfileFields;
use Misuzu\Satori\SatoriRoutes;
use Misuzu\SharpChat\SharpChatRoutes;
use Misuzu\URLs\URLRegistry;
use Misuzu\Users\UsersContext;
use Misuzu\Users\UserInfo;
use Misuzu\Users\Assets\AssetsRoutes;

// this class should function as the root for everything going forward
// no more magical static classes that are just kind of assumed to exist
// it currently looks Pretty Messy, but most everything else will be holding instances of other classes
// instances of certain classes should only be made as needed,
//  dunno if i want null checks some maybe some kind of init func should be called first like is the case
//  with the http shit
class MisuzuContext {
    private IDbConnection $dbConn;
    private IConfig $config;
    private HttpFx $router;
    private SasaeEnvironment $templating;
    private URLRegistry $urls;

    private AuditLog $auditLog;
    private Counters $counters;
    private Emotes $emotes;

    private Changelog $changelog;

    private News $news;

    private Comments $comments;

    private AuthContext $authCtx;
    private UsersContext $usersCtx;
    private ForumContext $forumCtx;

    private ProfileFields $profileFields;

    private Permissions $perms;
    private AuthInfo $authInfo;
    private SiteInfo $siteInfo;

    public function __construct(IDbConnection $dbConn, IConfig $config) {
        $this->dbConn = $dbConn;
        $this->config = $config;

        $this->urls = new URLRegistry;
        $this->registerURLs();

        $this->perms = new Permissions($dbConn);
        $this->authInfo = new AuthInfo($this->perms);
        $this->siteInfo = new SiteInfo($config->scopeTo('site'));

        $this->authCtx = new AuthContext($dbConn, $config->scopeTo('auth'));
        $this->usersCtx = new UsersContext($dbConn);
        $this->forumCtx = new ForumContext($dbConn);

        $this->auditLog = new AuditLog($dbConn);
        $this->changelog = new Changelog($dbConn);
        $this->comments = new Comments($dbConn);
        $this->counters = new Counters($dbConn);
        $this->emotes = new Emotes($dbConn);
        $this->news = new News($dbConn);
        $this->profileFields = new ProfileFields($dbConn);
    }

    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, 'msz_' . DbMigrationManager::DEFAULT_TABLE);
    }

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

    public function getURLs(): URLRegistry {
        return $this->urls;
    }

    public function getConfig(): IConfig {
        return $this->config;
    }

    public function getRouter(): IRouter {
        return $this->router;
    }

    public function getEmotes(): Emotes {
        return $this->emotes;
    }

    public function getChangelog(): Changelog {
        return $this->changelog;
    }

    public function getNews(): News {
        return $this->news;
    }

    public function getComments(): Comments {
        return $this->comments;
    }

    public function getAuditLog(): AuditLog {
        return $this->auditLog;
    }

    public function getCounters(): Counters {
        return $this->counters;
    }

    public function getProfileFields(): ProfileFields {
        return $this->profileFields;
    }

    public function getPerms(): Permissions {
        return $this->perms;
    }

    public function getAuthContext(): AuthContext {
        return $this->authCtx;
    }

    public function getUsersContext(): UsersContext {
        return $this->usersCtx;
    }

    public function getForumContext(): ForumContext {
        return $this->forumCtx;
    }

    public function getAuthInfo(): AuthInfo {
        return $this->authInfo;
    }

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

    public function createAuditLog(string $action, array $params = [], UserInfo|string|null $userInfo = null): void {
        if($userInfo === null && $this->authInfo->isLoggedIn())
            $userInfo = $this->authInfo->getUserInfo();

        $this->auditLog->createLog(
            $userInfo,
            $action,
            $params,
            $_SERVER['REMOTE_ADDR'] ?? '::1',
            $_SERVER['COUNTRY_CODE'] ?? 'XX'
        );
    }

    private ?bool $hasManageAccess = null;
    public function hasManageAccess(): bool {
        $this->hasManageAccess ??= $this->authInfo->isLoggedIn()
            && !$this->usersCtx->hasActiveBan($this->authInfo->getUserInfo())
            && $this->authInfo->getPerms('global')->check(Perm::G_IS_JANITOR);
        return $this->hasManageAccess;
    }

    public function getWebAssetInfo(): ?object {
        return json_decode(file_get_contents(MSZ_ASSETS . '/current.json'));
    }

    private ?string $chatUrl = null;
    public function getChatURL(): string {
        $this->chatUrl ??= $this->config->getString('sockChat.chatPath.normal');
        return $this->chatUrl;
    }

    public function startTemplating(): void {
        $globals = $this->config->getValues([
            ['eeprom.path:s', '', 'eeprom_path'],
            ['eeprom.app:s', '', 'eeprom_app'],
        ]);

        $isDebug = Environment::isDebug();
        $globals['site_info'] = $this->siteInfo;
        $globals['auth_info'] = $this->authInfo;
        $globals['assets'] = $this->getWebAssetInfo();
        $globals['active_ban_info'] = $this->usersCtx->tryGetActiveBan($this->authInfo->getUserInfo());
        $globals['display_timings_info'] = $isDebug || $this->authInfo->getPerms('global')->check(Perm::G_TIMINGS_VIEW);

        $this->templating = new SasaeEnvironment(
            MSZ_TEMPLATES,
            cache: $isDebug ? null : ['Misuzu', GitInfo::hash(true)],
            debug: $isDebug
        );
        $this->templating->addExtension(new MisuzuSasaeExtension($this));
        $this->templating->addGlobal('globals', $globals);

        Template::init($this->templating);
    }

    public function startRouter(): void {
        $this->router = new HttpFx;
        $this->router->use('/', function($response) {
            $response->setPoweredBy('Misuzu');
        });

        $this->registerErrorPages();
        $this->registerHttpRoutes();
    }

    public function dispatchRouter(?HttpRequest $request = null): void {
        $this->router->dispatch($request);
    }

    private function registerErrorPages(): void {
        $this->router->addErrorHandler(400, function($response) {
            $response->setContent(Template::renderRaw('errors.400'));
        });
        $this->router->addErrorHandler(403, function($response) {
            $response->setContent(Template::renderRaw('errors.403'));
        });
        $this->router->addErrorHandler(404, function($response) {
            $response->setContent(Template::renderRaw('errors.404'));
        });
        $this->router->addErrorHandler(500, function($response) {
            $response->setContent(file_get_contents(MSZ_TEMPLATES . '/500.html'));
        });
        $this->router->addErrorHandler(503, function($response) {
            $response->setContent(file_get_contents(MSZ_TEMPLATES . '/503.html'));
        });
    }

    private function registerHttpRoutes(): void {
        $this->router->register(new HomeRoutes(
            $this->config,
            $this->dbConn,
            $this->siteInfo,
            $this->authInfo,
            $this->changelog,
            $this->comments,
            $this->counters,
            $this->news,
            $this->usersCtx
        ));

        $this->router->register(new AssetsRoutes(
            $this->authInfo,
            $this->urls,
            $this->usersCtx
        ));

        $this->router->register(new InfoRoutes);

        $this->router->register(new NewsRoutes(
            $this->siteInfo,
            $this->authInfo,
            $this->urls,
            $this->news,
            $this->usersCtx,
            $this->comments
        ));

        $this->router->register(new ChangelogRoutes(
            $this->siteInfo,
            $this->urls,
            $this->changelog,
            $this->usersCtx,
            $this->authInfo,
            $this->comments
        ));

        $this->router->register(new SharpChatRoutes(
            $this->config->scopeTo('sockChat'),
            $this->urls,
            $this->usersCtx,
            $this->authCtx,
            $this->emotes,
            $this->perms,
            $this->authInfo
        ));

        $this->router->register(new SatoriRoutes(
            $this->config->scopeTo('satori'),
            $this->usersCtx,
            $this->forumCtx,
            $this->profileFields
        ));

        $this->router->register(new LegacyRoutes($this->urls));
    }

    public function registerURLs(): void {
        // eventually this should be handled by context classes
        $this->urls->register('index', '/');
        $this->urls->register('info',  '/info/<title>');

        $this->urls->register('search-index', '/search.php');
        $this->urls->register('search-query', '/search.php', ['q' => '<query>'], '<section>');

        $this->urls->register('auth-login',         '/auth/login.php',     ['username' => '<username>', 'redirect' => '<redirect>']);
        $this->urls->register('auth-login-welcome', '/auth/login.php',     ['welcome' => '1', 'username' => '<username>']);
        $this->urls->register('auth-register',      '/auth/register.php');
        $this->urls->register('auth-forgot',        '/auth/password.php');
        $this->urls->register('auth-reset',         '/auth/password.php',  ['user' => '<user>']);
        $this->urls->register('auth-logout',        '/auth/logout.php',    ['csrf' => '<csrf>']);
        $this->urls->register('auth-resolve-user',  '/auth/login.php',     ['resolve' => '1', 'name' => '<username>']);
        $this->urls->register('auth-two-factor',    '/auth/twofactor.php', ['token' => '<token>']);
        $this->urls->register('auth-revert',        '/auth/revert.php',    ['csrf' => '<csrf>']);

        $this->urls->register('changelog-index',           '/changelog', ['date' => '<date>', 'user' => '<user>', 'tags' => '<tags>', 'p' => '<page>']);
        $this->urls->register('changelog-feed-rss',        '/changelog.rss');
        $this->urls->register('changelog-feed-atom',       '/changelog.atom');
        $this->urls->register('changelog-change',          '/changelog/change/<change>');
        $this->urls->register('changelog-change-comments', '/changelog/change/<change>', fragment: 'comments');

        $this->urls->register('news-index',              '/news',            ['p' => '<page>']);
        $this->urls->register('news-category',           '/news/<category>', ['p' => '<page>']);
        $this->urls->register('news-post',               '/news/post/<post>');
        $this->urls->register('news-post-comments',      '/news/post/<post>', fragment: 'comments');
        $this->urls->register('news-feed-rss',           '/news.rss');
        $this->urls->register('news-category-feed-rss',  '/news/<category>.rss');
        $this->urls->register('news-feed-atom',          '/news.atom');
        $this->urls->register('news-category-feed-atom', '/news/<category>.atom');

        $this->urls->register('forum-index',         '/forum');
        $this->urls->register('forum-leaderboard',   '/forum/leaderboard.php', ['id' => '<id>', 'mode' => '<mode>']);
        $this->urls->register('forum-mark-global',   '/forum/index.php',       ['m' => 'mark']);
        $this->urls->register('forum-mark-single',   '/forum/index.php',       ['m' => 'mark', 'f' => '<forum>']);
        $this->urls->register('forum-topic-new',     '/forum/posting.php',     ['f' => '<forum>']);
        $this->urls->register('forum-reply-new',     '/forum/posting.php',     ['t' => '<topic>']);
        $this->urls->register('forum-category',      '/forum/forum.php',       ['f' => '<forum>', 'p' => '<page>']);
        $this->urls->register('forum-category-root', '/forum/index.php',       fragment: '<forum>');
        $this->urls->register('forum-topic',         '/forum/topic.php',       ['t' => '<topic>', 'page' => '<page>']);
        $this->urls->register('forum-topic-create',  '/forum/posting.php',     ['f' => '<forum>']);
        $this->urls->register('forum-topic-bump',    '/forum/topic.php',       ['t' => '<topic>', 'm' => 'bump',    'csrf' => '<csrf>']);
        $this->urls->register('forum-topic-lock',    '/forum/topic.php',       ['t' => '<topic>', 'm' => 'lock',    'csrf' => '<csrf>']);
        $this->urls->register('forum-topic-unlock',  '/forum/topic.php',       ['t' => '<topic>', 'm' => 'unlock',  'csrf' => '<csrf>']);
        $this->urls->register('forum-topic-delete',  '/forum/topic.php',       ['t' => '<topic>', 'm' => 'delete',  'csrf' => '<csrf>']);
        $this->urls->register('forum-topic-restore', '/forum/topic.php',       ['t' => '<topic>', 'm' => 'restore', 'csrf' => '<csrf>']);
        $this->urls->register('forum-topic-nuke',    '/forum/topic.php',       ['t' => '<topic>', 'm' => 'nuke',    'csrf' => '<csrf>']);
        $this->urls->register('forum-post',          '/forum/topic.php',       ['p' => '<post>'], 'p<post>');
        $this->urls->register('forum-post-create',   '/forum/posting.php',     ['t' => '<topic>']);
        $this->urls->register('forum-post-delete',   '/forum/post.php',        ['p' => '<post>', 'm' => 'delete']);
        $this->urls->register('forum-post-restore',  '/forum/post.php',        ['p' => '<post>', 'm' => 'restore']);
        $this->urls->register('forum-post-nuke',     '/forum/post.php',        ['p' => '<post>', 'm' => 'nuke']);
        $this->urls->register('forum-post-quote',    '/forum/posting.php',     ['q' => '<post>']);
        $this->urls->register('forum-post-edit',     '/forum/posting.php',     ['p' => '<post>', 'm' => 'edit']);

        $this->urls->register('user-list', '/members.php', ['r' => '<role>', 'ss' => '<sort>', 'sd' => '<direction>', 'p' => '<page>']);

        $this->urls->register('user-profile',              '/profile.php', ['u' => '<user>']);
        $this->urls->register('user-profile-forum-topics', '/profile.php', ['u' => '<user>', 'm' => 'forum-topics']);
        $this->urls->register('user-profile-forum-posts',  '/profile.php', ['u' => '<user>', 'm' => 'forum-posts']);
        $this->urls->register('user-profile-edit',         '/profile.php', ['u' => '<user>', 'edit' => '1']);
        $this->urls->register('user-account-standing',     '/profile.php', ['u' => '<user>'], 'account-standing');

        $this->urls->register('user-avatar',     '/assets/avatar/<user>', ['res' => '<res>']);
        $this->urls->register('user-background', '/assets/profile-background/<user>');

        $this->urls->register('settings-index',        '/settings');
        $this->urls->register('settings-account',      '/settings/account.php');
        $this->urls->register('settings-sessions',     '/settings/sessions.php', ['p' => '<page>']);
        $this->urls->register('settings-logs',         '/settings/logs.php');
        $this->urls->register('settings-logs-logins',  '/settings/logs.php', ['ap' => '<account-page>', 'hp' => '<page>'], 'login-history');
        $this->urls->register('settings-logs-account', '/settings/logs.php', ['hp' => '<logins-page>', 'ap' => '<page>'], 'account-log');
        $this->urls->register('settings-data',         '/settings/data.php');

        $this->urls->register('comment-create',  '/comments.php', ['m' => 'create', 'return' => '<return>']);
        $this->urls->register('comment-vote',    '/comments.php', ['c' => '<comment>', 'csrf' => '<csrf>', 'm' => 'vote', 'v' => '<vote>', 'return' => '<return>']);
        $this->urls->register('comment-delete',  '/comments.php', ['c' => '<comment>', 'csrf' => '<csrf>', 'm' => 'delete', 'return' => '<return>']);
        $this->urls->register('comment-restore', '/comments.php', ['c' => '<comment>', 'csrf' => '<csrf>', 'm' => 'restore', 'return' => '<return>']);
        $this->urls->register('comment-pin',     '/comments.php', ['c' => '<comment>', 'csrf' => '<csrf>', 'm' => 'pin', 'return' => '<return>']);
        $this->urls->register('comment-unpin',   '/comments.php', ['c' => '<comment>', 'csrf' => '<csrf>', 'm' => 'unpin', 'return' => '<return>']);

        $this->urls->register('manage-index', '/manage');

        $this->urls->register('manage-general-overview', '/manage/general');
        $this->urls->register('manage-general-logs',     '/manage/general/logs.php', ['p' => '<page>']);

        $this->urls->register('manage-general-emoticons',           '/manage/general/emoticons.php');
        $this->urls->register('manage-general-emoticon',            '/manage/general/emoticon.php',  ['e' => '<emote>']);
        $this->urls->register('manage-general-emoticon-order-up',   '/manage/general/emoticons.php', ['emote' => '<emote>', 'order' => 'd', 'csrf' => '<csrf>']);
        $this->urls->register('manage-general-emoticon-order-down', '/manage/general/emoticons.php', ['emote' => '<emote>', 'order' => 'i', 'csrf' => '<csrf>']);
        $this->urls->register('manage-general-emoticon-delete',     '/manage/general/emoticons.php', ['emote' => '<emote>', 'delete' => '1', 'csrf' => '<csrf>']);
        $this->urls->register('manage-general-emoticon-alias',      '/manage/general/emoticons.php', ['emote' => '<emote>', 'alias' => '<string>', 'csrf' => '<csrf>']);

        $this->urls->register('manage-general-settings',       '/manage/general/settings.php');
        $this->urls->register('manage-general-setting',        '/manage/general/setting.php',        ['name' => '<name>', 'type' => '<type>']);
        $this->urls->register('manage-general-setting-delete', '/manage/general/setting-delete.php', ['name' => '<name>']);

        $this->urls->register('manage-forum-categories',          '/manage/forum/index.php');
        $this->urls->register('manage-forum-category',            '/manage/forum/category.php', ['f' => '<forum>']);
        $this->urls->register('manage-forum-topic-redirs',        '/manage/forum/redirs.php',   ['p' => '<page>']);
        $this->urls->register('manage-forum-topic-redirs-create', '/manage/forum/redirs.php');
        $this->urls->register('manage-forum-topic-redirs-nuke',   '/manage/forum/redirs.php',   ['m' => 'explode', 't' => '<topic>', 'csrf' => '<csrf>']);

        $this->urls->register('manage-changelog-changes',       '/manage/changelog',            ['p' => '<page>']);
        $this->urls->register('manage-changelog-change',        '/manage/changelog/change.php', ['c' => '<change>']);
        $this->urls->register('manage-changelog-change-delete', '/manage/changelog/change.php', ['c' => '<change>', 'delete' => '1', 'csrf' => '<csrf>']);
        $this->urls->register('manage-changelog-tags',          '/manage/changelog/tags.php');
        $this->urls->register('manage-changelog-tag',           '/manage/changelog/tag.php',    ['t' => '<tag>']);
        $this->urls->register('manage-changelog-tag-delete',    '/manage/changelog/tag.php',    ['t' => '<tag>', 'delete' => '1', 'csrf' => '<csrf>']);

        $this->urls->register('manage-news-categories',      '/manage/news/categories.php', ['p' => '<page>']);
        $this->urls->register('manage-news-category',        '/manage/news/category.php',   ['c' => '<category>']);
        $this->urls->register('manage-news-category-delete', '/manage/news/category.php',   ['c' => '<category>', 'delete' => '1', 'csrf' => '<csrf>']);
        $this->urls->register('manage-news-posts',           '/manage/news/posts.php',      ['p' => '<page>']);
        $this->urls->register('manage-news-post',            '/manage/news/post.php',       ['p' => '<post>']);
        $this->urls->register('manage-news-post-delete',     '/manage/news/post.php',       ['p' => '<post>', 'delete' => '1', 'csrf' => '<csrf>']);

        $this->urls->register('manage-users',                '/manage/users',              ['p' => '<page>']);
        $this->urls->register('manage-user',                 '/manage/users/user.php',     ['u' => '<user>']);
        $this->urls->register('manage-users-warnings',       '/manage/users/warnings.php', ['u' => '<user>', 'p' => '<page>']);
        $this->urls->register('manage-users-warning',        '/manage/users/warning.php',  ['u' => '<user>']);
        $this->urls->register('manage-users-warning-delete', '/manage/users/warning.php',  ['w' => '<warning>', 'delete' => '1', 'csrf' => '<csrf>']);
        $this->urls->register('manage-users-notes',          '/manage/users/notes.php',    ['u' => '<user>', 'p' => '<page>']);
        $this->urls->register('manage-users-note',           '/manage/users/note.php',     ['n' => '<note>', 'u' => '<user>']);
        $this->urls->register('manage-users-note-delete',    '/manage/users/note.php',     ['n' => '<note>', 'delete' => '1', 'csrf' => '<csrf>']);
        $this->urls->register('manage-users-bans',           '/manage/users/bans.php',     ['u' => '<user>', 'p' => '<page>']);
        $this->urls->register('manage-users-ban',            '/manage/users/ban.php',      ['u' => '<user>']);
        $this->urls->register('manage-users-ban-delete',     '/manage/users/ban.php',      ['b' => '<ban>', 'delete' => '1', 'csrf' => '<csrf>']);

        $this->urls->register('manage-roles', '/manage/users/roles.php', ['p' => '<page>']);
        $this->urls->register('manage-role',  '/manage/users/role.php',  ['r' => '<role>']);
    }
}