<?php

final class EntryParser
{

    const BASE_PATH = "./data/cache/uuids/";

    public static function parse(Post $post, string $link): Entry
    {
        $entry = new Entry();
        $entry->title = $post->title;
        $entry->content = $post->content;
        $entry->date = date("c", $post->date);
        $entry->url = $link .
            "/?view=single&amp;date=" . date("Y-m-d", $post->date) .
            "&amp;ref=" . $post->id;
        $entry->id = self::getEntryUUID($post);
        return $entry;
    }

    private static function getEntryUUID(Post $post): string
    {
        $ref = date("Ymd", $post->date) . $post->id;
        $file = self::BASE_PATH . $ref;
        if (!is_file($file)) {
            file_put_contents($file, UUIDGenerator::generate(), LOCK_EX);
        }
        return file_get_contents($file);
    }

}