<?php declare(strict_types=1);
namespace openvk\VKAPI\Handlers;
use openvk\Web\Models\Entities\User;
use openvk\Web\Models\Entities\Clubs;
use openvk\Web\Models\Repositories\Clubs as ClubsRepo;
use openvk\Web\Models\Repositories\Users as UsersRepo;
use openvk\Web\Models\Entities\Post;
use openvk\Web\Models\Entities\Postable;
use openvk\Web\Models\Repositories\Posts as PostsRepo;

final class Groups extends VKAPIRequestHandler
{
    function get(int $user_id = 0, string $fields = "", int $offset = 0, int $count = 6, bool $online = false): object 
    {
        $this->requireUser();

        if ($user_id == 0) {
        	foreach($this->getUser()->getClubs($offset+1) as $club) {
        		$clbs[] = $club;
        	}
        	$clbsCount = $this->getUser()->getClubCount();
        } else {
        	$users = new UsersRepo;
        	$user = $users->get($user_id);
        	if (is_null($user)) {
        		$this->fail(15, "Access denied");
        	}
        	foreach($user->getClubs($offset+1) as $club) {
        		$clbs[] = $club;
        	}
        	$clbsCount = $user->getClubCount();
        }
        
        $rClubs;

        $ic = sizeof($clbs);

        if(sizeof($clbs) > $count) $ic = $count;

        $clbs = array_slice($clbs, $offset * $count);

        for ($i=0; $i < $ic; $i++) { 
            $usr = $clbs[$i];
            if(is_null($usr))
            {
                $rClubs[$i] = (object)[
                    "id" => $clbs[$i],
                    "name" => "DELETED",
                    "deactivated" => "deleted"
                ];   
            }else if($clbs[$i] == NULL){

            }else{
                $rClubs[$i] = (object)[
                    "id" => $usr->getId(),
                    "name" => $usr->getName(),
                    "screen_name" => $usr->getShortCode(),
                    "is_closed" => false,
                    "can_access_closed" => true,
                ];

                $flds = explode(',', $fields);

                foreach($flds as $field) { 
                    switch ($field) {
                        case 'verified':
                            $rClubs[$i]->verified = intval($usr->isVerified());
                            break;
                        case 'has_photo':
                            $rClubs[$i]->has_photo = is_null($usr->getAvatarPhoto()) ? 0 : 1;
                            break;
                        case 'photo_max_orig':
                            $rClubs[$i]->photo_max_orig = $usr->getAvatarURL();
                            break;
                        case 'photo_max':
                            $rClubs[$i]->photo_max = $usr->getAvatarURL();
                            break;
						case 'members_count':
							$rClubs[$i]->members_count = $usr->getFollowersCount();
							break;
                    }
                }
            }
        }

        return (object) [
        	"count" => $clbsCount,
        	"items" => $rClubs
        ];
    }

    function getById(string $group_ids = "", string $group_id = "", string $fields = ""): ?array
    {
        $this->requireUser();

        $clubs = new ClubsRepo;
		
        if ($group_ids == NULL && $group_id != NULL) 
            $group_ids = $group_id;
        
        if ($group_ids == NULL && $group_id == NULL)
            $this->fail(100, "One of the parameters specified was missing or invalid: group_ids is undefined");
		
        $clbs = explode(',', $group_ids);
        $response;

        $ic = sizeof($clbs);

        for ($i=0; $i < $ic; $i++) {
            if($i > 500) 
                break;

            if($clbs[$i] < 0)
                $this->fail(100, "ты ошибся чутка, у айди группы убери минус");

            $clb = $clubs->get((int) $clbs[$i]);
            if(is_null($clb))
            {
                $response[$i] = (object)[
                    "id" => intval($clbs[$i]),
                    "name" => "DELETED",
                    "screen_name" => "club".intval($clbs[$i]),
                    "type" => "group",
                    "description" => "This group was deleted or it doesn't exist"
                ];   
            }else if($clbs[$i] == NULL){

            }else{
                $response[$i] = (object)[
                    "id" => $clb->getId(),
                    "name" => $clb->getName(),
                    "screen_name" => $clb->getShortCode() ?? "club".$clb->getId(),
                    "is_closed" => false,
                    "type" => "group",
                    "can_access_closed" => true,
                ];

                $flds = explode(',', $fields);

                foreach($flds as $field) { 
                    switch ($field) {
			            case 'verified':
			                $response[$i]->verified = intval($clb->isVerified());
			                break;
			            case 'has_photo':
			                $response[$i]->has_photo = is_null($clb->getAvatarPhoto()) ? 0 : 1;
			                break;
			            case 'photo_max_orig':
			                $response[$i]->photo_max_orig = $clb->getAvatarURL();
			                break;
			            case 'photo_max':
			                $response[$i]->photo_max = $clb->getAvatarURL();
			                break;
			            case 'members_count':
			                $response[$i]->members_count = $clb->getFollowersCount();
			                break;
			            case 'site':
			                $response[$i]->site = $clb->getWebsite();
			                break;
                        case 'description':
			                $response[$i]->desctiption = $clb->getDescription();
                            break;
			            case 'contacts':
                            $contacts;
                            $contactTmp = $clb->getManagers(1, true);
                            foreach($contactTmp as $contact) {
                                $contacts[] = array(
                                    'user_id' => $contact->getUser()->getId(),
                                    'desc' => $contact->getComment()
                                );
                            }
			                $response[$i]->contacts = $contacts;
			                break;
                        case 'can_post':
                            if($clb->canBeModifiedBy($this->getUser()))
                                $response[$i]->can_post = true;
                            else
                                $response[$i]->can_post = $clb->canPost();
                            break;
                    }
                }
            }
        }

        return $response;
    }
}