<?php
 
//chdir( dirname(__DIR__) );

// First we mandate that this file is in the same location for any parent project
// so we can get the project root directory
$dir_root = dirname(__DIR__);

// we can specify the config file to use relative to the project root
$filename = "build-src/patch-conf.json";
if( isset($argv[1]) ) $filename = $argv[1];

// full path to config file
$filename = "$dir_root/$filename";

if( !is_file($filename) ){
	throw new \Exception("Missing JSON config file: $filename");
}

//call autoload
require "$dir_root/vendor/autoload.php";

use \Johnpearcey\Dbpatcher\DbPatchMain;

// load the config file
$conf_json = json_decode( file_get_contents( $filename ), true );
if($conf_json=='') throw new \Exception("Empty or badly formatted JSON file $filename");


// instantiate the patcher
$patcher = new DbPatchMain( );
$patcher->open( $filename );

// Now apply each set of patches in order
foreach( $conf_json['prefixes'] as $prfx ){

	$patcher->setPrefix( $prfx );
	
	$pathtopatches = dirname($filename);
	if($prfx=='amara'){
		if( getPackageName( "$dir_root/composer.json" ) != 'johnpearcey/amara' ){
			//running in a parent project, locate the amara package to use instead
			// TODO: use \Composer\InstalledVersions::getInstallPath('johnpearcey/amara');
			$pathtopatches = "$dir_root/vendor/johnpearcey/amara/build-src";
		}
	}
	
	$tot_applied = $patcher->apply_patches( $pathtopatches );
	echo "Finished: applied $tot_applied patches\n";

	$version = $patcher->get_curr_patch_ver( );
	echo "DB patch($prfx) version: $version\n";

}

function getPackageName( $composerfile ){
	$conf_json = json_decode( file_get_contents( $composerfile ), true );
	return $conf_json['name'];
}

?>