<?php
namespace ProVM\Emails\Model;

use ProVM\Common\Define\Model;
use ProVM\Common\Exception\Database\BlankResult;

class Attachment implements Model
{
    protected int $id;
    protected Message $message;
    protected string $filename;

    public function getId(): int
    {
        return $this->id;
    }
    public function getMessage(): Message
    {
        return $this->message;
    }
    public function getFilename(): string
    {
        return $this->filename;
    }

    public function setId(int $id): Attachment
    {
        $this->id = $id;
        return $this;
    }
    public function setMessage(Message $message): Attachment
    {
        $this->message = $message;
        return $this;
    }
    public function setFilename(string $filename): Attachment
    {
        $this->filename = $filename;
        return $this;
    }

    protected \ProVM\Emails\Repository\State\Attachment $stateRepository;
    public function getStateRepository(): \ProVM\Emails\Repository\State\Attachment
    {
        return $this->stateRepository;
    }
    public function setStateRepository(\ProVM\Emails\Repository\State\Attachment $repository): Attachment
    {
        $this->stateRepository = $repository;
        return $this;
    }

    protected array $states;
    public function getStates(): array
    {
        if (!isset($this->states)) {
            try {
                $this->setStates($this->getStateRepository()->fetchByAttachment($this->getId()));
            } catch (BlankResult $e) {
                return [];
            }
        }
        return $this->states;
    }
    public function getState(string $name): State\Attachment
    {
        try {
            return $this->getStates()[$name];
        } catch (\Exception $e) {
            $this->newState($name);
            return $this->getStates()[$name];
        }
    }
    public function addState(State\Attachment $state): Attachment
    {
        $this->states[$state->getName()] = $state;
        return $this;
    }
    public function setStates(array $states): Attachment
    {
        foreach ($states as $state) {
            $this->addState($state);
        }
        return $this;
    }
    protected function newState(string $name): Attachment
    {
        $this->addState((new State\Attachment())
            ->setAttachment($this)
            ->setName($name)
        );
        return $this;
    }

    public function getFullFilename(): string
    {
        return implode(' - ', [
            $this->getMessage()->getDateTime()->format('Y-m-d His'),
            $this->getMessage()->getSubject(),
            $this->getFilename(),
        ]);
    }

    public function isDownloaded(): bool
    {
        return $this->getState('downloaded')?->getValue() ?? false;
    }
    public function isEncrypted(): bool
    {
        return $this->getState('encrypted')?->getValue() ?? false;
    }
    public function isDecrypted(): bool
    {
        try {
            return $this->getState('decrypted')?->getValue() ?? false;
        } catch (\Exception $e) {
            $this->newState('decrypted');
            return $this->getState('decrypted')?->getValue() ?? false;
        }
    }
    public function itIsDownloaded(): Attachment
    {
        try {
            $this->getState('downloaded')->setValue(true);
        } catch (\Exception $e) {
            $this->newState('downloaded');
            $this->getState('downloaded')->setValue(true);
        }
        return $this;
    }
    public function itIsEncrypted(): Attachment
    {
        try {
            $this->getState('encrypted')->setValue(true);
        } catch (\Exception $e) {
            $this->newState('encrypted');
            $this->getState('encrypted')->setValue(true);
        }
        return $this;
    }
    public function itIsDecrypted(): Attachment
    {
        try {
            $this->getState('decrypted')->setValue(true);
        } catch (\Exception $e) {
            $this->newState('decrypted');
            $this->getState('decrypted')->setValue(true);
        }
        return $this;
    }

    public function toArray(): array
    {
        return [
            'id' => $this->getId(),
            'message' => [
                'id' => $this->getMessage()->getId(),
                'mailbox' => $this->getMessage()->getMailbox()->toArray(),
                'position' => $this->getMessage()->getPosition(),
                'uid' => $this->getMessage()->getUID(),
                'subject' => $this->getMessage()->getSubject(),
                'from' => $this->getMessage()->getFrom(),
                'date_time' => $this->getMessage()->getDateTime()->format('Y-m-d H:i:s')
            ],
            'filename' => $this->getFilename(),
            'fullname' => $this->getFullFilename(),
            'downloaded' => $this->isDownloaded(),
            'encrypted' => $this->isEncrypted(),
            'decrypted' => $this->isDecrypted()
        ];
    }
    public function jsonSerialize(): mixed
    {
        return $this->toArray();
    }
}