<?php
	namespace Crispage\DevSuite;

	defined("ROOT") or die();

	use \Crispage\ApplicationConfig;
	use \Crispage\Utils\FileUtils;

	class CDSPackager {
		public DevSuite $cds;
		public \Crispage $app;
		public readonly string $pkgpath;

		public function __construct(DevSuite $cds) {
			$this->cds = $cds;
			$this->app = $cds->app;
			$this->pkgpath = ROOT . ApplicationConfig::get("cds.package_path");

			if (!file_exists($this->pkgpath)) {
				mkdir($this->pkgpath);
				mkdir("$this->pkgpath/build");
				mkdir("$this->pkgpath/archive");
			}
		}

		public function getPath(string $package): string {
			return "$this->pkgpath/build/$package";
		}

		public function initDirectory(string $package): void {
			$path = $this->getPath($package);
			if (file_exists($path)) FileUtils::emptyDirectory($path);
			else mkdir($path);

			mkdir("$path/_crispage");
			mkdir("$path/user");
		}

		public function createInfoFile(
			string $package, array $info, array $pdata, array $exts, array $files, bool $dplugins = true
		): void {
			$path = $this->getPath($package) . "/_crispage/package.ini";

			$info["type"] = "package";
			$info["package"] = $info["id"];
			$info["classname"] = $info["id"];

			$einfo = [];
			$edata = [];

			$pdata["contents"] = $files;
			if ($dplugins) $pdata["plugins"] = [];

			foreach ($exts as $ext) {
				$einfo[$ext->id] = [
					"id" => $ext->id,
					"version" => $ext->version,
					"package" => $ext->package,
					"classname" => $ext->classname,
					"type" => $ext->type
				];
				$edata[$ext->id] = $ext->data;

				if ($dplugins && $ext->type == "plugin")
					$pdata["plugins"][] = $ext->id;
			}

			IniWriter::write($path, [
				"ExtensionInfo" => $info,
				"PackageData" => $pdata,
				"Extensions" => $einfo,
				"ExtensionData" => $edata
			]);
		}

		public function copyDefaultScripts(string $package): int {
			$path = $this->getPath($package) . "/_crispage/scripts";
			mkdir($path);
			return FileUtils::copyDirectory(ROOT . "/cds/static/defaultscripts", $path);
		}

		public function copyCodeDirectory(string $package, string $dir): int {
			$from = ROOT . $dir;
			if (!file_exists($from)) return 0;
			$to = $this->getPath($package) . "/user/" . basename($dir);
			return FileUtils::copyDirectory($from, $to);
		}

		public function copyFiles(string $package, string $path): int {
			$from = ROOT . $path;
			$to = $this->getPath($package) . $path;

			if (!file_exists($from)) return 0;

			if (is_dir($from)) {
				@mkdir(dirname($to), 0777, true);
				return FileUtils::copyDirectory($from, $to);
			}
			else {
				copy($from, $to);
				return 1;
			}
		}

		public function buildPackage(
			string $package, array $info, array $pdata, array $exts,
			array $cdirs, array $files, bool $dscripts = true, bool $dplugins = true
		): string {
			$info["id"] = $package;
			$this->cds->log("Building package $package", "Packager");
			$this->cds->log(
				sprintf(
					"Including %d extensions, %d code directories, %d additional files",
					count($exts), count($cdirs), count($files)
				)
			);

			$this->cds->log("Initializing package directory...");
			$this->initDirectory($package);

			$this->cds->log("Creating info file...");
			$this->createInfoFile($package, $info, $pdata, $exts, $files, $dplugins);

			if ($dscripts) {
				$this->cds->log("Copying default scripts...");
				$this->copyDefaultScripts($package);
			}

			$this->cds->log("Copying code directories...");
			$count = 0;
			foreach ($cdirs as $dir) {
				$this->cds->log(">>> $dir");
				$count += $this->copyCodeDirectory($package, $dir);
			}
			$this->cds->log("Copied $count files");

			$this->cds->log("Copying additional files...");
			$count = 0;
			foreach ($files as $path) {
				$this->cds->log(">>> $path");
				$count += $this->copyFiles($package, $path);
			}
			$this->cds->log("Copied $count files");

			return $this->getPath($package);
		}

		public function targzPackage(string $package): ?string {
			$this->cds->log("Creating package archive for $package", "Packager");

			$path = $this->getPath($package);
			$info = @parse_ini_file("$path/_crispage/package.ini", true, INI_SCANNER_TYPED);
			$id = ($info) ? ($info["Package"]["id"] ?? $package) : $package;
			$version = ($info) ? ($info["Package"]["version"] ?? "0.0.0") : "0.0.0";
			$arcname = "{$id}_$version.tar.gz";
			$arcpath = "$this->pkgpath/archive/$arcname";

			try {
				$arc = new \PharData($arcpath);
				$arc->buildFromDirectory($path);
				$this->cds->log("Archive $arcname created");
				return $arcpath;
			}
			catch (\Exception $e) {
				$this->cds->log("Failed to create archive:\n$e");
				return null;
			}
		}
	}
?>