config.w32

// config.w32 for extension webview

ARG_ENABLE('webview', 'webview support', 'no');
ARG_WITH('webview-webview2-version', 'WebView2 SDK version', 'auto');

if (PHP_WEBVIEW != 'no') {
	// Define webview support
	AC_DEFINE('HAVE_WEBVIEW', 1, 'webview support enabled');
	AC_DEFINE('WEBVIEW_EDGE', 1, 'Use Windows WebView2 backend');

	if (!configure_module_dirname) {
		configure_module_dirname = get_define('BUILD_DIR') + "\\ext\\webview";
	}

	STDOUT.WriteLine("Configuring webview extension for Windows with WebView2...");

	// WebView2 SDK detection with multiple fallback paths
	var webview2_found = false;
	var webview2_sdk_path = false;
	var webview2_lib_path = false;

	// Extended list of possible WebView2 SDK locations
	var possible_sdk_paths = [
		configure_module_dirname + "\\deps\\WebView2",
		"deps\\WebView2",
		"packages\\Microsoft.Web.WebView2\\build\\native\\include",
		"..\\packages\\Microsoft.Web.WebView2\\build\\native\\include",
		get_define('BUILD_DIR') + "\\packages\\Microsoft.Web.WebView2\\build\\native\\include",
		"C:\\Program Files (x86)\\Microsoft Web WebView2\\build\\native\\include",
		"C:\\Program Files\\Microsoft Web WebView2\\build\\native\\include"
	];

	var possible_lib_paths = [
		configure_module_dirname + "\\deps\\WebView2",
		"deps\\WebView2",
		"packages\\Microsoft.Web.WebView2\\build\\native",
		"..\\packages\\Microsoft.Web.WebView2\\build\\native",
		get_define('BUILD_DIR') + "\\packages\\Microsoft.Web.WebView2\\build\\native",
		"C:\\Program Files (x86)\\Microsoft Web WebView2\\build\\native",
		"C:\\Program Files\\Microsoft Web WebView2\\build\\native"
	];

	// Search for WebView2 SDK headers
	for (var i = 0; i < possible_sdk_paths.length; i++) {
		if (FSO.FolderExists(possible_sdk_paths[i]) || FSO.FileExists(possible_sdk_paths[i] + "\\WebView2.h")) {
			webview2_sdk_path = possible_sdk_paths[i];
			STDOUT.WriteLine("Found WebView2 SDK headers at: " + webview2_sdk_path);
			break;
		}
	}

	// Search for WebView2 libraries
	for (var i = 0; i < possible_lib_paths.length; i++) {
		if (FSO.FolderExists(possible_lib_paths[i])) {
			webview2_lib_path = possible_lib_paths[i];
			STDOUT.WriteLine("Found WebView2 libraries at: " + webview2_lib_path);
			break;
		}
	}

	// Validate WebView2 availability
	if (!webview2_sdk_path) {
		ERROR("WebView2 SDK not found. Please install Microsoft.Web.WebView2 NuGet package.");
		ERROR("Run: nuget install Microsoft.Web.WebView2 -OutputDirectory packages");
		ERROR("Or place WebView2.h in: deps\\WebView2\\");
	} else {
		webview2_found = true;
	}

	if (webview2_found) {
		// Add WebView2 include paths
		ADD_FLAG("CFLAGS_WEBVIEW", "/I " + webview2_sdk_path);

		// Add deps directory for webview.h
		ADD_FLAG("CFLAGS_WEBVIEW", "/I " + configure_module_dirname + "\\deps");
		ADD_FLAG("CFLAGS_WEBVIEW", "/I " + configure_module_dirname + "\\deps\\webview");

        // Add source directory for src/*.h
        ADD_FLAG("CFLAGS_WEBVIEW", "/I " + configure_module_dirname + "\\src");

		// WebView2 library configuration
		if (webview2_lib_path) {
			// Determine architecture
			var arch = X64 ? "x64" : "x86";
			var lib_arch_path = webview2_lib_path + "\\" + arch;

			STDOUT.WriteLine("Looking for WebView2 libraries in: " + lib_arch_path);

			if (FSO.FolderExists(lib_arch_path)) {
				ADD_FLAG("LDFLAGS_WEBVIEW", "/LIBPATH:" + lib_arch_path);
				STDOUT.WriteLine("Added library path: " + lib_arch_path);
			}

			// Try both static and dynamic WebView2 loader options
			if (FSO.FileExists(lib_arch_path + "\\WebView2LoaderStatic.lib")) {
				ADD_FLAG("LIBS_WEBVIEW", "WebView2LoaderStatic.lib");
				AC_DEFINE('WEBVIEW_MSWEBVIEW2_BUILTIN_IMPL', 1, 'Use built-in WebView2 loader implementation');
				STDOUT.WriteLine("Using WebView2LoaderStatic.lib");
			} else if (FSO.FileExists(lib_arch_path + "\\WebView2Loader.lib")) {
				ADD_FLAG("LIBS_WEBVIEW", "WebView2Loader.lib");
				STDOUT.WriteLine("Using WebView2Loader.lib");
			} else {
				// Enable built-in WebView2 loader implementation as fallback
				AC_DEFINE('WEBVIEW_MSWEBVIEW2_BUILTIN_IMPL', 1, 'Use built-in WebView2 loader implementation');
				AC_DEFINE('WEBVIEW_MSWEBVIEW2_EXPLICIT_LINK', 1, 'Enable explicit linking of WebView2Loader.dll');
				STDOUT.WriteLine("Using built-in WebView2 loader implementation");
			}
		} else {
			// Fallback to built-in implementation
			AC_DEFINE('WEBVIEW_MSWEBVIEW2_BUILTIN_IMPL', 1, 'Use built-in WebView2 loader implementation');
			AC_DEFINE('WEBVIEW_MSWEBVIEW2_EXPLICIT_LINK', 1, 'Enable explicit linking of WebView2Loader.dll');
			STDOUT.WriteLine("Using built-in WebView2 loader (no library path found)");
		}

		// Required Windows system libraries as per webview documentation
		ADD_FLAG("LIBS_WEBVIEW", "advapi32.lib ole32.lib shell32.lib shlwapi.lib user32.lib version.lib");

		// C++ compilation settings - WebView2 requires C++14 minimum
		ADD_FLAG("CFLAGS_WEBVIEW", "/std:c++14 /EHsc");

		// Enable Windows API definitions
		ADD_FLAG("CFLAGS_WEBVIEW", "/DNOMINMAX");

		// Static runtime linking for better distribution (optional, can be removed if problematic)
		if (PHP_DEBUG == "no") {
			ADD_FLAG("CFLAGS_WEBVIEW", "/MT");
		} else {
			ADD_FLAG("CFLAGS_WEBVIEW", "/MTd");
		}

		// Enable TSRMLS cache for better performance
		ADD_FLAG("CFLAGS_WEBVIEW", "/DZEND_ENABLE_STATIC_TSRMLS_CACHE=1");

		// Register the extension
		// Note: Using 'webview.c' as primary source, 'libwebview.cc' for C++ code
		if (FSO.FileExists(configure_module_dirname + "\\webview.c") &&
		    FSO.FileExists(configure_module_dirname + "\\libwebview.cc")) {
			EXTENSION('webview', "webview.c src\\webview_error.c src\\webview_bind.c src\\webview_window.c libwebview.cc", PHP_WEBVIEW_SHARED, null, null, 'cxx');
			STDOUT.WriteLine("Registered extension with webview.c, src/*.c, and libwebview.cc sources");
		} else {
			ERROR("webview.c not found in: " + configure_module_dirname);
		}

		// Add dependency on json extension
		ADD_EXTENSION_DEP('webview', 'json', false);

		STDOUT.WriteLine("webview extension configuration completed successfully");
	}
}