// Renegade Map Selector
//
// Douglas Thrift
//
// RenegadeMapSelector.cpp

#include "RenegadeMapSelector.h"
#include "resource.h"

bool debug = false;
string program;

inline string widetoansi(const wstring& wide)
{
	char* buffer = new char[wide.length() + 1];

	WideCharToMultiByte(CP_ACP, 0, wide.c_str(), -1, buffer, wide.length() + 1,
		NULL, NULL);

	string ansi = buffer;
	delete [] buffer;

	return ansi;
}

int CALLBACK selector(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam);

int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR
	lpCmdLine, int nShowCmd)
{
	int argc;
	unsigned short** argv = CommandLineToArgvW(GetCommandLineW(), &argc);

	program = widetoansi(argv[0]);

	for (int index = 1; index < argc; index++)
	{
		string arg = widetoansi(argv[index]);

		if (arg == "-D")
		{
			debug = true;
		}
	}

	if (debug) MessageBox(NULL, program.c_str(), "Program", 0);

	DialogBox(hInstance, MAKEINTRESOURCE(IDD_MAP_SELECTOR), NULL, selector);

	GlobalFree(argv);
	return 0;
}

int CALLBACK selector(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	switch (uMsg)
	{
	case WM_INITDIALOG:
		{
			RECT rc, rcDlg, rcDesktop;

			GetWindowRect(GetDesktopWindow(), &rcDesktop);
			GetWindowRect(hwndDlg, &rcDlg);
			CopyRect(&rc, &rcDesktop);

			OffsetRect(&rcDlg, -rcDlg.left, -rcDlg.top);
			OffsetRect(&rc, -rc.left, -rc.top);
			OffsetRect(&rc, -rcDlg.right, -rcDlg.bottom);

			SetWindowPos(hwndDlg, HWND_TOP, rcDesktop.left + (rc.right / 2),
				rcDesktop.top + (rc.bottom / 2), 0, 0, SWP_NOSIZE);
		}
		{
			char* directory = new char[MAX_PATH + 1];
			GetCurrentDirectory(MAX_PATH + 1, directory);
			if (debug) MessageBox(hwndDlg, directory, "Directory", 0);

			char* data = new char[MAX_PATH + 1];
			sprintf(data, "%s\\data\\*.mix", directory);
			delete [] directory;
			if (debug) MessageBox(hwndDlg, data, "Data", 0);

			DlgDirList(hwndDlg, data, IDC_AVAILABLE, 0, DDL_ARCHIVE);

			delete [] data;
		}
		break;
	case WM_COMMAND:
		switch (LOWORD(wParam))
		{
		case IDOK:
			//
		case IDCANCEL:
			EndDialog(hwndDlg, wParam);
			return true;
		}
		break;
	}

	return false;
}