<?php

namespace brain\api\v1;

use brain\data\Book;
use brain\data\Settings;
use brain\data\Session;
use brain\utility\StringTools;

use function _\filter;

class PagesAPI
{
    public function __construct()
    {
    }

    public static function getPageContent($request, $args)
    {
        $task    = $args['fourth'];
        $pages   = (new Book('../content/pages'))->getContents();
        $content = [];
        foreach ($pages as $page) {
            $entry = [
                'id'        => $page['id'],
                'uuid'      => $page['uuid'],
                'title'     => $page['title'],
                'feature'   => $page['feature'],
                'path'      => $page['path'],
                'layout'    => $page['layout'],
                'tags'      => $page['tags'],
                'author'    => $page['author'],
                'created'   => $page['created'],
                'updated'   => $page['updated'],
                'deleted'   => $page['deleted'],
                'menu'      => $page['menu'],
                'featured'  => $page['featured'],
                'published' => $page['published'],
                'slug'      => $page['slug'],
                'content'   => StringTools::sanitizeContent($page['content']),
            ];

            array_push($content, $entry);
        }
        switch ($task) {
            case 'published':
                $published = filter($content, function ($item) {
                    return $item['published'] == true && $item['deleted'] == false;
                });

                $result = ['pages' => $published, 'totalItems' => count($published)];
                break;
            case 'featured':
                $featured = filter($content, function ($item) {
                    return $item['featured'] == true && $item['deleted'] == false;
                });

                $result = [
                    'pages'      => $featured,
                    'totalItems' => count($featured),
                ];
                break;
            case 'menu':
                $menu = filter($content, function ($item) {
                    return $item['menu'] == true && $item['deleted'] == false;
                });

                $result = ['pages' => $menu, 'totalItems' => count($menu)];
                break;
            case 'single':
                $uuid = $args['fifth'];
                $page = (new Book('../content/pages'))->findPageById($uuid);

                $entry = [
                    'id'        => $page['id'],
                    'uuid'      => $page['uuid'],
                    'title'     => $page['title'],
                    'feature'   => $page['feature'],
                    'path'      => $page['path'],
                    'layout'    => $page['layout'],
                    'tags'      => $page['tags'],
                    'author'    => $page['author'],
                    'created'   => $page['created'],
                    'updated'   => $page['updated'],
                    'deleted'   => $page['deleted'],
                    'menu'      => $page['menu'],
                    'featured'  => $page['featured'],
                    'published' => $page['published'],
                    'slug'      => $page['slug'],
                    'content'   => StringTools::sanitizeContent($page['content']),
                ];
                $result = $entry;
                break;
            case 'tags':
                $result = Settings::getTags();
                break;
            default:
                $result = [
                    'message' => "Hm, no task. That's unfortunate",
                    'type'    => 'TASK_NONE',
                ];
                break;
        }
        return $result;
    }

    public static function handlePageTask($request, $args)
    {
        $task = $args['fourth'];
        switch ($task) {
            case 'delete':
            case 'create':
            case 'write':
                $body   = json_decode(file_get_contents("php://input"), true);
                $passed = true;
                if (!isset($body['form_token'])) {
                    $result = [
                        'message' => 'No form token. Not good, sport.',
                        'type'    => 'TASK_FORM_AUTH',
                    ];
                } else {
                    if ($body['form_token'] == Session::get('form_token')) {
                        $keys = [
                            'id',
                            'uuid',
                            'layout',
                            'current_title',
                            'content',
                            'title',
                            'created',
                            'slug',
                            'tags',
                            'menu',
                            'featured',
                            'published',
                            'form_token',
                            'imageList',
                            "fileList",
                            "remote"
                        ];

                        foreach ($body as $key => $item) {
                            if (!in_array($key, $keys)) {
                                //found unnecessary key, so reject submission
                                var_dump($key);
                                $passed = false;
                            }
                        }
                        if ($passed) {
                            $result = (new Book())->editPage($task, $request);
                        } else {
                            $result = [
                                'message' => 'Unneccessary key found. Post not authorized, slick.',
                                'type'    => 'TASK_FORM_AUTH',
                            ];
                        }
                    } else {
                        $result = [
                            'message' => 'Form token, auth failed. Uh oh.',
                            'type'    => 'TASK_FORM_AUTH',
                        ];
                    }
                }

                break;
            case 'add-entry-image':
                $result = ImagesAPI::uploadImage($request);
                break;
            default:
                $result = [
                    'message' => "Hm, no task. That's unfortunate",
                    'type'    => 'TASK_NONE',
                ];
                break;
        }

        return $result;
    }
}