HummingBirdAnimeClient/src/AnimeClient/API/Kitsu/Transformer/HistoryTransformer.php

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<?php declare(strict_types=1);
/**
* Hummingbird Anime List Client
*
* An API client for Kitsu to manage anime and manga watch lists
*
* PHP version 7.4
*
* @package HummingbirdAnimeClient
* @author Timothy J. Warren <tim@timshomepage.net>
* @copyright 2015 - 2020 Timothy J. Warren
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @version 5
* @link https://git.timshomepage.net/timw4mail/HummingBirdAnimeClient
*/
namespace Aviat\AnimeClient\API\Kitsu\Transformer;
use Aviat\AnimeClient\Types\HistoryItem;
use DateTimeImmutable;
use DateTimeInterface;
use DateTimeZone;
abstract class HistoryTransformer {
/**
* @var string The media type
*/
protected string $type;
/**
* @var string The message for watching/reading a single episode/chapter
*/
protected string $progressAction;
/**
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* @var string The message for rewatching/rereading episode(s)/chapter(s)
*/
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protected string $reconsumeAction;
/**
* @var string The message for going through a large number of media in a series
*/
protected string $largeAggregateAction;
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/**
* @var string The status for items you are rewatching/rereading
*/
protected string $reconsumingStatus;
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/**
* @var array The mapping of api status to display status
*/
protected array $statusMap;
/**
* Convert raw history
*
* @param array $data
* @return array
*/
public function transform(array $data): array
{
$output = [];
foreach ($data as $entry)
{
if ( ! isset($entry['relationships'][$this->type]))
{
continue;
}
$kind = $entry['attributes']['kind'];
if ($kind === 'progressed' && ! empty($entry['attributes']['changedData']['progress']))
{
$transformed = $this->transformProgress($entry);
if ($transformed !== NULL)
{
$output[] = $transformed;
}
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}
else if ($kind === 'updated')
{
$output[] = $this->transformUpdated($entry);
}
}
return $this->aggregate($output);
}
/**
* Combine consecutive 'progressed' events
*
* @param array $singles
* @return array
*/
protected function aggregate (array $singles): array
{
$output = [];
$count = count($singles);
for ($i = 0; $i < $count; $i++)
{
$entries = [];
$entry = $singles[$i];
$prevTitle = $entry['title'];
$nextId = $i;
$next = $singles[$nextId];
while (
$next['kind'] === 'progressed' &&
$next['title'] === $prevTitle
) {
$entries[] = $next;
$prevTitle = $next['title'];
if ($nextId + 1 < $count)
{
$nextId++;
$next = $singles[$nextId];
continue;
}
break;
}
if (count($entries) > 1)
{
$items = [];
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$updated = [];
foreach ($entries as $e)
{
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$progressItem = $e['original']['attributes']['changedData']['progress'];
$items[] = array_pop($progressItem);
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$updated[] = $e['updated'];
}
$firstItem = min($items);
$lastItem = max($items);
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$firstUpdate = min($updated);
$lastUpdate = max($updated);
$title = $entries[0]['title'];
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if ($this->isReconsuming($entries[0]['original']))
{
$action = "{$this->reconsumeAction}s {$firstItem}-{$lastItem}";
}
else
{
$action = (count($entries) > 3)
? "{$this->largeAggregateAction} {$firstItem}-{$lastItem}"
: "{$this->progressAction}s {$firstItem}-{$lastItem}";
}
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$output[] = HistoryItem::from([
'action' => $action,
'coverImg' => $entries[0]['coverImg'],
'dateRange' => [$firstUpdate, $lastUpdate],
'isAggregate' => true,
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'original' => $entries,
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'title' => $title,
'updated' => $entries[0]['updated'],
'url' => $entries[0]['url'],
]);
// Skip the rest of the aggregate in the main loop
$i += count($entries) - 1;
continue;
}
$output[] = $entry;
}
return $output;
}
protected function transformProgress (array $entry): ?HistoryItem
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{
$id = array_keys($entry['relationships'][$this->type])[0];
$data = $entry['relationships'][$this->type][$id]['attributes'];
$title = $this->linkTitle($data);
$imgUrl = "images/{$this->type}/{$id}.webp";
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$item = end($entry['attributes']['changedData']['progress']);
// No showing episode 0 nonsense
if (((int)$item) === 0)
{
return NULL;
}
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$action = ($this->isReconsuming($entry))
? "{$this->reconsumeAction} {$item}"
: "{$this->progressAction} {$item}";
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return HistoryItem::from([
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'action' => $action,
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'coverImg' => $imgUrl,
'kind' => 'progressed',
'original' => $entry,
'title' => $title,
'updated' => $this->parseDate($entry['attributes']['updatedAt']),
'url' => $this->getUrl($data),
]);
}
protected function transformUpdated($entry): HistoryItem
{
$id = array_keys($entry['relationships'][$this->type])[0];
$data = $entry['relationships'][$this->type][$id]['attributes'];
$title = $this->linkTitle($data);
$imgUrl = "images/{$this->type}/{$id}.webp";
$kind = array_key_first($entry['attributes']['changedData']);
if ($kind === 'status')
{
$status = array_pop($entry['attributes']['changedData']['status']);
$statusName = $this->statusMap[$status];
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if ($this->isReconsuming($entry))
{
$statusName = ($statusName === 'Completed')
? "Finished {$this->reconsumingStatus}"
: $this->reconsumingStatus;
}
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return HistoryItem::from([
'action' => $statusName,
'coverImg' => $imgUrl,
'kind' => 'updated',
'original' => $entry,
'title' => $title,
'updated' => $this->parseDate($entry['attributes']['updatedAt']),
'url' => $this->getUrl($data),
]);
}
return $entry;
}
protected function linkTitle (array $data): string
{
return $data['canonicalTitle'];
}
protected function parseDate (string $date): DateTimeImmutable
{
$dateTime = DateTimeImmutable::createFromFormat(
DateTimeInterface::RFC3339_EXTENDED,
$date
);
return $dateTime->setTimezone(new DateTimeZone(date_default_timezone_get()));
}
protected function getUrl (array $data): string
{
return "/{$this->type}/details/{$data['slug']}";
}
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protected function isReconsuming ($entry): bool
{
$le = $this->getLibraryEntry($entry);
return $le['reconsuming'];
}
private function getLibraryEntry ($entry): ?array
{
if ( ! isset($entry['relationships']['libraryEntry']['libraryEntries']))
{
return NULL;
}
$libraryEntries = $entry['relationships']['libraryEntry']['libraryEntries'];
$id = array_keys($libraryEntries)[0];
return $libraryEntries[$id]['attributes'];
}
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}