<?php
namespace Common\Service;

use function Safe\{json_encode, json_decode, file_get_contents, file_put_contents};
use ProVM\Concept\API\Route\Route;
use ProVM\Implement\API\Route\Route as RouteObj;

class Documenter
{
    public function __construct(string $filename)
    {
        $this->setFilename($filename);
    }

    protected string $filename;
    public function setFilename(string $filename): Documenter
    {
        $this->filename = $filename;
        return $this;
    }
    public function getFilename(): string
    {
        return $this->filename;
    }

    protected array $routes;
    public function setRoutes(array $routes): Documenter
    {
        foreach ($routes as $path => $route) {
            $this->addRoute($path, $route);
        }
        return $this;
    }
    public function addRoute(string $path, Route $route): Documenter
    {
        $this->routes[$path] = $route;
        return $this;
    }
    public function getRoutes(): array
    {
        return $this->routes;
    }

    protected function load(): mixed
    {
        $json = json_decode(trim(file_get_contents($this->getFilename())), JSON_OBJECT_AS_ARRAY);
        foreach ($json['paths'] as $path => $data) {
            $route = RouteObj::add($data);
            $this->addRoute($path, $route);
        }
        return $json;
    }
    public function save(): void
    {
        $json = $this->load();
        $json['paths'] = $this->getRoutes();
        ksort($json['paths']);
        file_put_contents($this->getFilename(), json_encode($json, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES));
    }
}