<?php

class ProjectPage extends Page {
  public function getSteps() {    
    $steps = [];

    foreach ($this->children() as $child) {
      $steps[] = $this->createStep($child);
    }

    usort($steps, fn($a, $b) => $a['index'] <=> $b['index']);

    return $steps;
  }

  private function createStep($child) {
    $files = [];
    $uri = null;

    if ($child->stepName() == 'clientBrief') {
        $this->handleClientBriefStep($child, $files, $uri);
    }

    if ($child->stepName() == 'virtualSample') {
        $this->handleVirtualSampleStep($child, $files, $uri);
    }

    return [
      'label' => $child->title()->value(),
      'id' => $child->stepName()->value(),
      'slug' => $child->slug(),
      'index' => intval($child->stepIndex()->value()),
      'modified' => $child->modified('Y-MM-dd'),
      'uri' => $uri,
      'files' => $files,
    ];
  }

  private function handleClientBriefStep($child, &$files, &$uri) {
    if ($child->moodboard()->isNotEmpty()) {
        $uri = $child->uri();
        foreach ($child->moodboard()->toFiles() as $file) {
            $files[] = getFileData($file);
        }
    }

    if ($child->pdf()->isNotEmpty()) {
        $uri = $child->parent()->uri() . '?dialog=' . $child->slug();
        $files[] = getFileData($child->pdf()->toFile());
    }
  }

  private function handleVirtualSampleStep($child, &$files, &$uri) {
    $uri = $child->parent()->uri() . '?dialog=' . $child->slug();
    foreach ($child->views()->toFiles() as $file) {
        $files[] = getFileData($file);
    }
  }

  public function getStepLabel() {
    $stepsLabel = [
      "clientBrief" => "brief",
      "proposal" => "offre commerciale",
      "extendedBrief" => "brief enrichi",
      "industrialIdeation" => "idéation industrielle",
      "virtualSample" => "échantillon virtuel",
      "physicalSample" => "échantillon physique",
    ];

    return $stepsLabel[$this->currentStep()->value()];
  }
}