<?php

class ParTCP_Motions {
	
	public $dataDir;
	public $baseDir = '';
	public $options;


	public function __construct( $dataDir, $config = [] ){
		$this->dataDir = $dataDir;
		$this->config = $config;
	}


	public function set_base_dir( $baseDir = '' ){
		$this->baseDir = rtrim( $baseDir, '/' );
	}


	public function get_dir( $id, $absolute = FALSE ){
		$relativeDir = ( $this->baseDir ? "{$this->baseDir}/" : '' )
			. 'motions/' . substr( $id, 0, 7 ) . "/{$id}";
		return ( $absolute ? $this->dataDir . '/' : '' ) . $relativeDir;
	}


	public function get_list( $daysBack = 7 ){
		$daysBack = min( $daysBack, 28 );
		$today = time();
		$day = 0;
		$dayList = [];
		while ( $day <= $daysBack ){
			$dayList[] = date( 'Ymd', $today - $day * 86400 );
			$day++;
		}
		$month1 = substr( $dayList[ $daysBack ], 0, 6 );
		$month2 = substr( $dayList[ 0 ], 0, 6 );
		$monthPattern = $month1 == $month2 ? $month1 : "{{$month1},{$month2}}";
		$dayList = implode( ',', $dayList );
		$dir = "{$this->dataDir}/" . ( $this->baseDir ? "{$this->baseDir}/" : '' )	. 'motions';
		$listing = glob( "{$dir}/{$monthPattern}/{{$dayList}}-*" );
		$motions = [];
		foreach ( $listing as $item ){
			if ( $data = $this->get_data( $item, TRUE ) ){
				$motions[] = $data;
			}
		}
		return $motions;
	}


	public function get_data( $id ){
		$dir = $id[0] == '/' ? $id : $this->get_dir( $id, TRUE );
		if ( ! is_dir( $dir ) ){
			return FALSE;
		}
		$listing = scandir( $dir, SCANDIR_SORT_DESCENDING );
		$receipt = yaml_parse( file_get_contents( "{$dir}/{$listing[0]}" ) );
		if ( empty( $receipt['Motion-Data'] ) ){
			return FALSE;
		}
		return $receipt['Motion-Data'];
	}


	public function purge_data( $data ){
		$validKeys = [ 'id' => 0, 'mover' => 0, 'subject' => 0, 'description' => 0 ];
		return array_intersect_key( $data, $validKeys );
	}
}

// end of file models/motions.class.php