<?php declare(strict_types=1);
namespace openvk\Web\Models\Entities;
use openvk\Web\Util\DateTime;
use openvk\Web\Models\RowModel;
use openvk\Web\Models\Repositories\{Users, SupportAliases, Tickets};

class TicketComment extends RowModel
{
    protected $tableName = "tickets_comments";
    
    private $overrideContentColumn = "text";
    
    private function getSupportAlias(): ?SupportAlias
    {
        return (new SupportAliases)->get($this->getUser()->getId());
    }
    
    function getId(): int
    {
        return $this->getRecord()->id;
    }

    function getUType(): int
    {
        return $this->getRecord()->user_type;
    }
    
    function getUser(): User 
    { 
        return (new Users)->get($this->getRecord()->user_id);
    }

    function getTicket(): Ticket
    {
        return (new Tickets)->get($this->getRecord()->ticket_id);
    }
    
    function getAuthorName(): string
    {
        if($this->getUType() === 0)
            return $this->getUser()->getCanonicalName();
        
        $alias = $this->getSupportAlias();
        if(!$alias)
            return OPENVK_ROOT_CONF["openvk"]["preferences"]["support"]["supportName"] . " №" . $this->getAgentNumber();
        
        $name = $alias->getName();
        if($alias->shouldAppendNumber())
            $name .= " №" . $this->getAgentNumber();
        
        return $name;
    }
    
    function getAvatar(): string
    {
        if($this->getUType() === 0)
            return $this->getUser()->getAvatarUrl();
        
        $default = "/assets/packages/static/openvk/img/support.jpeg";
        $alias   = $this->getSupportAlias();
        
        return is_null($alias) ? $default : ($alias->getIcon() ?? $default);
    }
    
    function getAgentNumber(): ?string
    {
        if($this->getUType() === 0)
            return NULL;
        
        $salt = "kiraMiki";
        $hash = $this->getUser()->getId() . CHANDLER_ROOT_CONF["security"]["secret"] . $salt;
        $hash = hexdec(substr(hash("adler32", $hash), 0, 3));
        $hash = ceil(($hash * 999) / 4096); # proportionalize to 0-999
        
        return str_pad((string) $hash, 3, "0", STR_PAD_LEFT);
    }
    
    function getColorRotation(): ?int
    {
        if(is_null($agent = $this->getAgentNumber()))
            return NULL;
        
        if(!is_null($this->getSupportAlias()))
            return 0;
        
        $agent    = (int) $agent;
        $rotation = $agent > 500 ? ( ($agent * 360) / 999 ) : $agent; # cap at 360deg
        $values   = [0, 45, 160, 220, 310, 345]; # good looking colors
        usort($values, function($x, $y) use ($rotation) {
            # find closest
            return  abs($x - $rotation) - abs($y - $rotation);
        });
        
        return array_shift($values);
    }
    
    function getContext(): string
    {
        $text = $this->getRecord()->text;
        $text = $this->formatLinks($text);
        $text = $this->removeZalgo($text);
        $text = nl2br($text);
        return $text;
    }
    
    function getTime(): DateTime
    {
        return new DateTime($this->getRecord()->created);
    }

	function isAd(): bool
	{
		return false; # Кооостыыыль!!!
	}

    function getMark(): ?int
    {
        return $this->getRecord()->mark;
    }

    function isLikedByUser(): ?bool
    {
        $mark = $this->getMark();
        if(is_null($mark))
            return NULL;
        else
            return $mark === 1;
    }

    function isDeleted(): bool
    {
        return (bool) $this->getRecord()->deleted;
    }

    use Traits\TRichText;
}
