<?php

namespace Configula\Util;

use Generator;
use IteratorAggregate;
use SplFileInfo;

/**
 * Local/Dist file iterator
 *
 * Iterates over files in the following order:
 *
 * *.dist.EXT  ('.dist' is configurable)
 * *.EXT
 * *.local.EXT ('.local' is configurable)
 *
 * @author Casey McLaughlin <caseyamcl@gmail.com>
 */
class LocalDistFileIterator implements IteratorAggregate
{
	/** @var iterable */
	private $iterator;

	/** @var string */
	private $localSuffix;

	/** @var string */
	private $distSuffix;


	/**
	 * LocalDistFileIterator constructor.
	 * @param iterable|SplFileInfo[]|string[] $fileIterator Iterate either file paths or SplFileInfo instances
	 * @param string $localSuffix  File suffix denoting 'local' (high priority) files (always comes before extension)
	 * @param string $distSuffix  File suffix denoting 'dist' (low priority) files (always comes before extension)
	 */
	public function __construct(iterable $fileIterator, string $localSuffix = '.local', string $distSuffix = '.dist')
	{
		$this->iterator = $fileIterator;
		$this->localSuffix = $localSuffix;
		$this->distSuffix = $distSuffix;
	}


	/**
	 * @return Generator|SplFileInfo[]
	 */
	public function getIterator()
	{
		$localFiles = [];
		$normalFiles = [];

		foreach ($this->iterator as $file) {
		    $basename = rtrim($file->getBasename(strtolower($file->getExtension())), '.');

		    if (strcasecmp(substr($basename, 0 - strlen($this->localSuffix)), $this->localSuffix) === 0) {
		        $localFiles[] = $file;
		    } elseif (strcasecmp(substr($basename, 0 - strlen($this->distSuffix)), $this->distSuffix) === 0) {
		        yield $file;
		    } else {
		        $normalFiles[] = $file;
		    }
		}

		foreach (array_merge($normalFiles, $localFiles) as $item) {
		    yield $item;
		}
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NjU2OTY4NDQ3NDcxOTg3MSA3MTg3MTUxMjUyMjE4MzMwIDM5OTYyOTk1Njk5MTQ1NTg=