<?php

require_once 'formatters/LengthFormatter.php';

class Application_Service_HistoryService
{
	private $con;
	private $timezone;
	
	private $mDataPropMap = array(
			"artist"    => "artist_name",
			"title"     => "track_title",
			"played"    => "played",
			"length"    => "length",
			"composer"  => "composer",
			"copyright" => "copyright",
	);
	
	public function __construct()
	{
		$this->con = isset($con) ? $con : Propel::getConnection(CcPlayoutHistoryPeer::DATABASE_NAME);
		$this->timezone = date_default_timezone_get();
	}
	
	/*
	 * map front end mDataProp labels to proper column names for searching etc.
	*/
	private function translateColumns($opts)
	{
		for ($i = 0; $i < $opts["iColumns"]; $i++) {
	
			$opts["mDataProp_{$i}"] = $this->mDataPropMap[$opts["mDataProp_{$i}"]];
		}
	}
	
	public function getItems($startDT, $endDT, $opts)
	{
		$this->translateColumns($opts);
	
		$select = array(
				"file.track_title as title",
				"file.artist_name as artist",
				"playout.played",
				"playout.file_id",
				"file.composer",
				"file.copyright",
				"file.length"
		);
	
		$start = $startDT->format("Y-m-d H:i:s");
		$end   = $endDT->format("Y-m-d H:i:s");
	
		$historyTable = "(
			select count(history.file_id) as played, history.file_id as file_id
			from cc_playout_history as history
			where history.starts >= '{$start}' and history.starts < '{$end}'
			group by history.file_id
		) AS playout 
		left join cc_files as file on (file.id = playout.file_id)";
	
		$results = Application_Model_Datatables::findEntries($this->con, $select, $historyTable, $opts, "history");
	
		foreach ($results["history"] as &$row) {
			$formatter = new LengthFormatter($row['length']);
			$row['length'] = $formatter->format();
		}
	
		return $results;
	}
	
	public function insertPlayedItem($schedId) {
		
		$this->con->beginTransaction();
		
		try {
			
			$item = CcScheduleQuery::create()->findPK($schedId, $this->con);
			
			//TODO figure out how to combine these all into 1 query.
			$showInstance = $item->getCcShowInstances($this->con);
			$show = $showInstance->getCcShow($this->con);
			
			$fileId = $item->getDbFileId();
			
			//don't add webstreams
			if (isset($fileId)) {
				
				//$starts = $item->getDbStarts(null);
				//$ends = $item->getDbEnds(null);
				
				$metadata = array();
				//$metadata["date"] = $starts->format('Y-m-d');
				//$metadata["start"] = $starts->format('H:i:s');
				//$metadata["end"] = $ends->format('H:i:s');
				$metadata["showname"] = $show->getDbName();
				
				$history = new CcPlayoutHistory();
				$history->setDbFileId($fileId);
				$history->setDbStarts($item->getDbStarts(null));
				$history->setDbEnds($item->getDbEnds(null));
				
				foreach ($metadata as $key => $val) {
					$meta = new CcPlayoutHistoryMetaData();
					$meta->setDbKey($key);
					$meta->setDbValue($val);
					
					$history->addCcPlayoutHistoryMetaData($meta);
				}
					
				$history->save($this->con);
			}
			
			$this->con->commit();
		} 
		catch (Exception $e) {
			$this->con->rollback();
			throw $e;
		}
	}

}