<?php

namespace App\Knockout;

use Illuminate\Support\Facades\Cache;

class User {

    public $id;
    public $username;
    public $avatar;
    public $background;
    public $banned = false;

    public static function unwrap($user)
    {
        $s = new self();

        $s->id              = $user->id;
        $s->username        = $user->username;
        $s->avatar          = sprintf("https://cdn.knockout.chat/image/%u.webp", $user->id);
        $s->background      = sprintf("https://cdn.knockout.chat/image/%u-bg.webp", $user->id);
        $s->banned          = $user->banned;

        return $s;
    }

    private static function requestAll(int $page = 0, string $query = ''): Dataset
    {
        $path = ['/users/'];
        if ($page > 0) $path[] = $page;
        $data = (new AbstractData)->httpGet(implode('', $path), ['filter' => $query]);
        $json = json_decode($data);
        $records = array_map(function($user) {
            return self::unwrap($user);
        }, $json->users);
        return (new Dataset($records))
            ->setTotalRecords($json->totalUsers)
            ->setCurrentPage($page)
            ->setRecordsPerPage(40);
    }

    public static function updateAll(int $page = 0, string $query = ''): Dataset
    {
        $key = sprintf('users-%u-%s', $page, $query);
        $data = self::requestAll($page, $query);
        Cache::put($key, $data, 3600);
        return $data;
    }

    public static function all(int $page = 0, string $query = ''): Dataset
    {
        $key = sprintf('users-%u-%s', $page, $query);
        return Cache::get($key, function() use($page, $query) {
            return self::updateAll($page, $query);
        });
    }

    private static function requestOne(int $userId): Dataset
    {
        $data = (new AbstractData)->httpGet(sprintf('/user/%s', $userId));
        $json = json_decode($data);
        $record = self::unwrap($json);
        return (new Dataset($record));
    }

    public static function updateOne(int $userId): Dataset
    {
        $key = sprintf('user-%u', $userId);
        $data = self::requestOne($userId);
        Cache::put($key, $data, 3600);
        return $data;
    }

    public static function one(int $userId): Dataset
    {
        $key = sprintf('user-%u', $userId);
        return Cache::get($key, function() use($userId) {
            return self::updateOne($userId);
        });
    }

    public function postInfoClasses() {
        $classes = [];
        $showAvatar = true;
        $showBackground = true;

        if ($this->banned) $classes[] = 'banned';
        $classes[] = $showAvatar ? 'show-avatar' : 'hide-avatar';
        $classes[] = $showBackground ? 'show-backgrounds' : 'hide-backgrounds';

        return implode(' ', $classes);
    }

}