<?php
namespace nulib\tools\pman;

use nulib\A;
use nulib\ext\yaml;
use nulib\os\path;
use nulib\ValueException;

class PmanYamlConfigFile {
  function __construct(string $configFile=".", bool $ensureExists=true) {
    if (is_dir($configFile)) $configFile = path::join($configFile, '.pman.yml');
    if ($ensureExists && !file_exists($configFile)) {
      $message = path::ppath($configFile).": fichier introuvable";
      throw new ValueException($message);
    }
    $this->configFile = $configFile;
    $this->load();
  }

  protected string $configFile;

  function getConfigFile(): string {
    return $this->configFile;
  }

  protected ?array $data = null;

  protected function load(): array {
    if ($this->data === null) {
      $data = yaml::load($this->configFile);
      $composer =& $data["composer"];
      A::ensure_array($composer);
      A::ensure_array($composer["profiles"]);
      foreach ($composer["profiles"] as $profileName) {
        $profile =& $composer[$profileName];
        A::ensure_array($profile);
        $profile["link"] = boolval($profile["link"] ?? false);
        A::ensure_array($profile["require"]);
        A::ensure_array($profile["require-dev"]);
      }
      $this->data = $data;
    }
    return $this->data;
  }

  function getProfileConfig(string $profile): array {
    $config = $this->data["composer"][$profile] ?? null;
    if ($config === null) {
      throw new ValueException("$profile: profil invalide");
    }
    return $config;
  }

  function print(): void {
    yaml::dump($this->data);
  }
}