#include <stdio.h>

#include "fileDialogWithSharedMemory.h"

using namespace std;

int main(int argc, char *argv[]) {

    HANDLE hMapFile;

	fileDialogData *pFddShared;

    BOOL hasResult;

    OPENFILENAMEW ofn;

    hMapFile = OpenFileMapping(

        FILE_MAP_ALL_ACCESS,

        FALSE,

        argv[1]);

    if (hMapFile == NULL) {

        printf("Could not open file mapping object (%d).\n", (int)GetLastError());

        return 1;

    }

    pFddShared = (fileDialogData*)MapViewOfFile(

        hMapFile,

        FILE_MAP_ALL_ACCESS,

        0,

        0,

        sizeof(fileDialogData));

    if (pFddShared == NULL) {

        printf("Could not map view of file (%d).\n", (int)GetLastError());

        CloseHandle(hMapFile);

        return 1;

    }

    pFddShared->fileDialogThreadId = GetCurrentThreadId();

    ZeroMemory(&ofn, sizeof(ofn));

    ofn.lStructSize = sizeof(OPENFILENAMEW);

    ofn.lpstrFile = pFddShared->filename;

    ofn.lpstrInitialDir = pFddShared->directory;

    ofn.nMaxFile = MAX_PATH;

    ofn.lpstrTitle = pFddShared->title;

    ofn.lpstrFilter = pFddShared->filter;

    ofn.nFilterIndex = pFddShared->filterIndex;

    ofn.hwndOwner = (HWND)pFddShared->owningWindow;

    if (pFddShared->trueForSave) {

		if (pFddShared->trueForPromptOverwrite) {

            ofn.Flags = OFN_OVERWRITEPROMPT | OFN_PATHMUSTEXIST ;

		} else {

            ofn.Flags = OFN_PATHMUSTEXIST;

		}

        hasResult = GetSaveFileNameW(&ofn);

    } else {

        if (pFddShared->trueForMultiSelect) {

            ofn.Flags = OFN_EXPLORER | OFN_ALLOWMULTISELECT;

        } else {

			ofn.Flags = OFN_FILEMUSTEXIST;

        }

        hasResult = GetOpenFileNameW(&ofn);

    }

    if (hasResult) {

		pFddShared->filterIndex = ofn.nFilterIndex;

	} else {

        ZeroMemory(&pFddShared->filename, sizeof(pFddShared->filename));

    }

    pFddShared->fileDialogDidReturn = TRUE;

    UnmapViewOfFile(pFddShared);

    CloseHandle(hMapFile);

    return 0;

}