<?php

namespace App\DataProvider;

use ApiPlatform\Core\DataProvider\CollectionDataProviderInterface;
use ApiPlatform\Core\DataProvider\ContextAwareCollectionDataProviderInterface;
use ApiPlatform\Core\DataProvider\RestrictedDataProviderInterface;
use App\Entity\WebflowCollection;
use App\Entity\WebflowItem;
use App\Http\WebflowApi\WebflowApiCollection;
use App\Http\WebflowApi\WebflowSite;
use App\Http\WebflowApiClient;
use Psr\Log\LoggerInterface;

final class WebflowDataProvider implements ContextAwareCollectionDataProviderInterface, RestrictedDataProviderInterface {

    private $site;
    private $apiClient;
    private $logger;

    public function __construct(WebflowApiClient $webflowApiClient, LoggerInterface $l) {
        $this->site = WebflowSite::byId($webflowApiClient, '5ebabfe546c816388d66c03a');
        $this->apiClient = $webflowApiClient;
        $this->logger= $l;
    }

    public function supports(string $resourceClass, ?string $operationName = null, array $context = []): bool
    {
        return in_array($resourceClass, [
            WebflowCollection::class,
            WebflowItem::class,
        ]);
    }

    public function getCollection(string $resourceClass, ?string $operationName = null, array $context = []): \Generator
    {
        switch ($resourceClass) {
        case WebflowCollection::class:
            foreach($this->site->getCollections() as $col)
                yield new WebflowCollection($col);
            break;
        case WebflowItem::class:

            if (isset($context['filters']) && isset($context['filters']['cid'])) {
                $col = WebflowApiCollection::byId($this->apiClient, $context['filters']['cid']);

                foreach ($col->getItems() as $item)
                    yield new WebflowItem($item);

                break;
            }

            foreach ($this->site->getCollections() as $col)
                foreach ($col->getItems() as $item)
                    yield new WebflowItem($item);
            break;

        }

        return null;
    }
}