<?php

namespace Combodo\iTop\Setup\FeatureRemoval;

use iTopExtensionsMap;
use RunTimeEnvironment;
use SetupUtils;

class DryRemovalRuntimeEnvironment extends RunTimeEnvironment
{
	protected array $aExtensionsByCode;

	/**
	 * Toolset for building a run-time environment
	 *
	 *  @param string $sSourceEnv: environment from which setup is inspired to simulate extension removal and usee CompileFrom...
	 */
	public function __construct($sSourceEnv = 'production', array $aExtensionCodesToRemove = [])
	{
		parent::__construct($sSourceEnv, false);
		$this->aExtensionsByCode = $aExtensionCodesToRemove;
		$this->Prepare($sSourceEnv, $this->sBuildEnv);
	}

	/**
	* @param string $sSourceEnv
	* @param string $sBuildEnv
	* @return void
	* @throws \MissingDependencyException
	 */
	private function Prepare(string $sSourceEnv, string $sBuildEnv)
	{
		$this->Cleanup();
		SetupUtils::copydir(APPROOT."/data/$sSourceEnv-modules", APPROOT."/data/$sBuildEnv-modules");
		SetupUtils::copydir(APPROOT."/conf/$sSourceEnv", APPROOT."/conf/$sBuildEnv");

		$this->DeclareExtensionAsRemoved($this->aExtensionsByCode);
	}

	private function DeclareExtensionAsRemoved(array $aExtensionCodes): void
	{
		$oExtensionsMap = new iTopExtensionsMap($this->sBuildEnv);
		$oExtensionsMap->DeclareExtensionAsRemoved($aExtensionCodes);
	}

	public function Cleanup(): void
	{
		$sEnv = $this->sBuildEnv;

		//keep this folder empty
		SetupUtils::tidydir(APPROOT."/env-$sEnv");

		$aFolders = [
			APPROOT."/data/$sEnv-modules",
			APPROOT."/data/cache-$sEnv",
			APPROOT."/conf/$sEnv",
		];
		foreach ($aFolders as $sFolder) {
			SetupUtils::tidydir($sFolder);
			SetupUtils::rmdir_safe($sFolder);
		}

		$sFiles = [
			APPROOT."/data/datamodel-$sEnv.xml",
			APPROOT."/data/$sEnv.delta.prev.xml",
		];
		foreach ($sFiles as $sFile) {
			if (is_file($sFile)) {
				@unlink($sFile);
			}
		}
	}
}