<?php

namespace App\SearchDisplace;

use Illuminate\Support\Facades\Storage;

class SearchAndDisplaceFromFiles
{
    protected $id;
    protected $storage;
    protected $documentFilePath;
    protected $infoFilePath;

    public function __construct($id)
    {
        $this->id = $id;

        $this->storage = Storage::disk('local');

        $this->documentFilePath = "contracts/$this->id.md";
        $this->infoFilePath = "searchers/$this->id.json";
    }

    public function execute()
    {
        if ( ! $this->storage->exists($this->documentFilePath) ||
            ! $this->storage->exists($this->infoFilePath)
        ) {
            // Handle this case, must report result to user.
            return;
        }

        $documentContent = $this->storage->get($this->documentFilePath);
        $info = json_decode($this->storage->get($this->infoFilePath), true);

        $searchAndDisplace = new SearchAndDisplace($documentContent, $info);

        $originalDocumentPath = $info['document_path'];
        $pathDetails = pathinfo($originalDocumentPath);

        $resultedDocumentPath = $pathDetails['dirname'] . '/' . $pathDetails['filename'] . '-displaced.md';

        try {
            $resultedDocumentContent = $searchAndDisplace->execute();

            file_put_contents($resultedDocumentPath, $resultedDocumentContent);
        } catch (\Exception $exception) {
            \Illuminate\Support\Facades\Log::info('exception: ' . $exception->getMessage());

            return;
        } finally {
            $this->storage->delete($this->documentFilePath);
            $this->storage->delete($this->infoFilePath);
        }
    }
}