//DEBUG MACRO
#ifdef DEBUG
#define log_debugc(str, ...) do { if (debug) fprintf(stdout, "[DEBUG] (%s:%d): " (str) "\n", __FILE__, __LINE__, ##__VA_ARGS__); } while (0)
#define log_debugcpp(str) do { \
	if (debug) std::cout << "[DEBUG]" << "(" << __FILE__ << ":" << __LINE__ << "): " << str << std::endl; \
	} while (0)
#define log_wdebugcpp(str) do { \
	if (debug) std::wcout << "[DEBUG]" << "(" << __FILE__ << ":" << __LINE__ << "): " << str << std::endl; \
	} while (0)
#define log_directory(str) if(debugVerbosity & DEBUG_DIRECTORY) log_debugcpp((str)) 
#define log_volume(str) if(debugVerbosity & DEBUG_VOLUME) log_debugcpp((str)) 
#define log_extension(str) if(debugVerbosity & DEBUG_EXTENSION) log_debugcpp((str))
#else
#define log_debugc(str, ...)
#define log_debugcpp(str) 
#define log_wdebugcpp(str) 
#define log_directory(str)
#define log_volume(str) 
#define log_extension(str)
#endif
	
//PATH MACRO
#define MAX_LISTDIR_PATH_LENGTH (MAX_PATH - 3)
#define MAX_ERRORSTR_LEN 512

//HISTORY HANDLING MACRO
#define MIN_HISTORY_POS (history->historyTraversalPos <= 0)
#define MAX_HISTORY_POS (history->historyTraversalPos >= history->historyDepth)

#include <iostream>
#include <vector>
#include <Windows.h>
#include <stdio.h>
#include <stdlib.h>

#pragma once

namespace fp {

typedef struct {
  long long size;
  //TODO yel spacsio NELLA MEMoria
  WCHAR name[MAX_LISTDIR_PATH_LENGTH];
  char nameUTF8[MAX_LISTDIR_PATH_LENGTH * 4];
  SYSTEMTIME createTime;
  SYSTEMTIME lastAccessTime;
  SYSTEMTIME lastWriteTime;
  bool isFile;
  bool isHidden;
  
} directoriesInfo;


struct History {
	std::vector<wchar_t*> previousPaths;
	std::vector<char*> previousPathsUTF8;
	//warnings e 1 cosa
	//int historyDepth = -1;
	//TODO Limitar historial
	//const int maxHistoryDepth = 10000;
	//int currentStart = 0;
	int historyDepth;
	int historyTraversalPos;
	bool isAdditionTime;
	
	// wchar* operator[](int idx){
		// if (idx > previousPaths.size())
		// int newPos = idx + currentStart;
		
		// if (newPos < 0) return previousPaths[maxHistoryDepth - (newPos % maxHistoryDepth)];
		// else return previousPaths[newPos % maxHistoryDepth];
		
	// }
	
	// void push_back(wchar* path){
		// if (previousPaths.size() < maxHistoryDepth) previousPaths.push_back(path);
		// else {
			// previousPaths[currentStart++] = path;
		// }
	// }
	
	History(){
		historyTraversalPos = historyDepth = -1;
		isAdditionTime = true;
	}
};

enum HistoryMovement {
	HISTORY_FORWARD = 1,
	HISTORY_BACKWARD = 0
};

enum ListDirectoryError {
	DIRECTORY_ERROR_PATH_TOO_LONG = -1,
	DIRECTORY_ERROR_ACCESSING_CONTENT = -2
};

enum AgnosticDirError {
	AGDIR_ERROR_ACCESS_DENIED = 1
};

namespace ErrorMessages {
	char addrBarError[] = "Failed to open folder: invalid path";
	char tableElementError[] = "Failed to open folder: access restricted to non-admin users";
	char accessDeniedError[] = "Failed to open folder: access denied";
	char listDirectoryError[] = "Failed to open folder: unknown error";
	char moveUpError[] = "Failed to move up: reached volume root?";
};

namespace Label {
	wchar_t saveFileLabel[] = L"Save file: ";
	wchar_t loadFileLabel[] = L"Select a file: ";
	wchar_t selectDirectoryLabel[] = L"Select a directory: ";
};

enum ListFlags {
	LIST_DIRECTORY = (1<<0),
	LIST_VOLUME = (1<<1)
};

enum WindowFlags {
	FP_FULLSCREEN = (1<<0),
	FP_MODAL = (1<<1),
	FP_FILE_LOAD = (1<<2), 
	FP_FILE_SAVE = (1<<3),
	FP_DIRECTORY_SELECT = (1<<4)
};

enum ExitFlags {
	EXIT_CONTINUE = (1<<0),
	EXIT_SELECTED = (1<<1),
	EXIT_CLOSED = (1<<2),
	EXIT_ERROR = (1<<3)
};

//VARS
#ifdef DEBUG
bool debug = true;
#else
bool debug = false;
#endif

// Window open bool
bool windowOpen = true;
bool windowConfigured = false;
	
//Flags used to determine:
// window format
//int windowFlags = 0;
// if it's time to load new data
int listFlags = LIST_DIRECTORY | LIST_VOLUME;

//Array used to display current error
char error[MAX_ERRORSTR_LEN];			
//wchar_t errorUTF8[MAX_ERRORSTR_LEN * 4];			
bool showError = false;

//Stores found volumes
//TODO onPresentPaths might not be the best name
std::vector<wchar_t*> onPresentPaths;
std::vector<char*> onPresentPathsUTF8;
int numVolumes;

//currentPath is the one used to retrieve data, then copied to addrBarVal for display. 
//addrBarVal is also used as a bacukp in case new currentPath is invalid
//chosenFile stores absolute file path to return
//TODO: hay historial. Coalescer en una sola?
//cursed C momento: necesario ptr en otra var para mandar a wchar_t** de firma
wchar_t currentPath[MAX_PATH];
//wchar_t* currentPathPtr = &currentPath[0];
wchar_t addrBarVal[MAX_LISTDIR_PATH_LENGTH];
char addrBarValUTF8[MAX_LISTDIR_PATH_LENGTH * 4];
//wchar_t* addrBarValPtr = &addrBarVal[0];
wchar_t chosenPath[MAX_PATH];
char chosenPathUTF8[MAX_PATH * 4];
	
//Stores entires found within a given directory
//static int currentItemIdx = -1;
std::vector<directoriesInfo*> directoryContents;
int numFiles = 0;

//Going one level up needs to be hardcoded like this due to function inputMove needing a wchar_t**	
//c pervirtio con unicode std::wstring s(L"←→↑↓");
wchar_t moveUp[] = L"..";

bool isListVolumesAdequate = true;
bool isListDirectoriesAdequate = true;

//RenderTime vars for filtering
bool showHidden = false;
bool filterByExtension = false;
std::vector<std::wstring> extensions;

History* history;		

// int debugVerbosity = 0;
// enum enumDebugVerbosity {
	// DEBUG_DIRECTORY = (1<<0),
	// DEBUG_VOLUME = (1<<1),
	// DEBUG_EXTENSION = (1<<2)
// };
// debugVerbosity = DEBUG_DIRECTORY | DEBUG_EXTENSION;
// debugVerbosity &= ~DEBUG_DIRECTORY; 
// if (debugVerbosity & (DEBUG_DIRECTORY | DEBUG_EXTENSION)); 

//TODO UNICORDEO
/*				FILE PICKER MOMENTO				*/


/*				DIRECTORIES				*/


bool retrieveCurrentDirectory(wchar_t* currentPath){
	if(GetCurrentDirectory(MAX_PATH, currentPath)) return true;
	return false;
}

bool moveDirectory(wchar_t* currentPath){
	log_debugcpp(currentPath);
	if(SetCurrentDirectory(currentPath)) return true;
	return false;
}
	
int listDirectory(std::wstring path, std::vector<directoriesInfo*> *directoryContents){
	HANDLE hFind = INVALID_HANDLE_VALUE;
	WIN32_FIND_DATA ffd;
	LARGE_INTEGER filesize;
	int numFiles = 0;
	
	if (path.length() > (MAX_LISTDIR_PATH_LENGTH)) return DIRECTORY_ERROR_PATH_TOO_LONG;
	path = path + L"\\*";
	hFind = FindFirstFile(path.c_str(), &ffd);
	if (INVALID_HANDLE_VALUE == hFind) return DIRECTORY_ERROR_ACCESSING_CONTENT;
	do {
		if(!wcscmp(ffd.cFileName, L".") || !wcscmp(ffd.cFileName, L"..")) continue;
		log_debugcpp("BUCLE listDirectory iteracion " + std::to_string(numFiles));
		
		directoriesInfo* itemInfo;
		if (directoryContents->size() <= numFiles){
			itemInfo = new directoriesInfo();
			directoryContents->push_back(itemInfo);
		} else {
			itemInfo = directoryContents->at(numFiles);
		}
		log_debugcpp("MEMORY ASSIGNES iteration " + std::to_string(numFiles));

		//A registrar info, fiera
		itemInfo->isFile =  (ffd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ? true : false;
		itemInfo->isHidden = (ffd.dwFileAttributes & FILE_ATTRIBUTE_HIDDEN) ? true : false;
		//Tamaño
		filesize.QuadPart = ((ffd.nFileSizeHigh * (MAXDWORD+1)) + ffd.nFileSizeLow);
		itemInfo->size = filesize.QuadPart;
		//Fechitssss
		FileTimeToSystemTime(&ffd.ftCreationTime, &itemInfo->createTime); 
		FileTimeToSystemTime(&ffd.ftLastAccessTime, &itemInfo->lastAccessTime); 
		FileTimeToSystemTime(&ffd.ftLastWriteTime, &itemInfo->lastWriteTime); 
		//Nombre de la cosita
		uint64_t idx = 0;
		do {
			itemInfo->name[idx] = ffd.cFileName[idx];
			itemInfo->nameUTF8[idx] = ffd.cFileName[idx];
			idx++;
		} while (ffd.cFileName[idx]);
		itemInfo->name[idx] = '\0';
		itemInfo->nameUTF8[idx] = '\0';
		log_debugcpp("INFORMACION ALMACENADA iteracion " + std::to_string(numFiles));

		numFiles++;
	} while (FindNextFile(hFind, &ffd) != 0);
	FindClose(hFind);
	return numFiles;
}	

long getLastSystemError(){
	DWORD winLastError = GetLastError();
	switch(winLastError){
		case ERROR_ACCESS_DENIED:
			return AGDIR_ERROR_ACCESS_DENIED;
			break;
		default:
			return winLastError;
			break;
	}
}

/*				VOLUMES				*/

//new wchar_t*[Wchar_TCount * sizeof(WWCHAR_T)
/*idea, si quisiera que empezase en punto X del string
  coger el param opcional y crear un puntero a la posicion X del array para empezar desde ahi
  int explodePaths(TWCHAR_T* volumePaths, int volumePathLength, int volumePathBufferSize,
							wchar_t separator, std::vector<wchar_t*> *dest, , int startingFrom = 0);
  if (nextOcurrence == NULL) return 0;
*/
int explodePaths(wchar_t* volumePaths, int volumePathsBufferSize, wchar_t separator, std::vector<wchar_t*> *dest, std::vector<char*> *destUTF8, int depth = 1){
	//Por alguna razón, esto que dice acabar con 2 NULL acaba con 3; de locos.
	//https://learn.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-getvolumepathnamesforvolumenamew
	
	wchar_t* nextOcurrence = wcschr(volumePaths, separator);

	wchar_t* itemPath;
	char* itemPathUTF8;
	itemPath = (wchar_t*)calloc(2, volumePathsBufferSize);
	itemPathUTF8 = (char*)calloc(4, volumePathsBufferSize);

	int pathLengthIdx = 0;
	for (; volumePaths[pathLengthIdx] != nextOcurrence[0]; pathLengthIdx++) {
		log_debugcpp(volumePaths[0] << " ENTERS " << std::to_string(pathLengthIdx)); 
		itemPath[pathLengthIdx] = volumePaths[pathLengthIdx];
	}
	itemPath[pathLengthIdx + 1] = '\0';
	dest->push_back(itemPath);
	WideCharToMultiByte(CP_UTF8, NULL, itemPath, -1, itemPathUTF8,
						4 * volumePathsBufferSize, NULL, NULL);
	destUTF8->push_back(itemPathUTF8);

	
	log_wdebugcpp(dest->at(dest->size() - 1) << L" EXPLODEPATH");
	log_debugcpp(dest->at(destUTF8->size() - 1) << " EXPLODEPATH");

	if (nextOcurrence[0] == nextOcurrence[1]) return depth;
	depth++;
	return explodePaths(nextOcurrence + sizeof(wchar_t), (volumePathsBufferSize - pathLengthIdx), separator, dest, destUTF8, depth);
}


int listVolumes(std::vector<wchar_t*> *onPresentPaths, std::vector<char*> *onPresentPathsUTF8){
	HANDLE hFind = INVALID_HANDLE_VALUE;
	const wchar_t separator = '\0';
	
	int numVolumes = 0;
	//Volume name
	wchar_t volumeName[MAX_PATH];
	int volumeNameSize = sizeof volumeName / sizeof volumeName[0];
	//Paths
	int volumePathsBufferSize = (MAX_PATH + 1) * sizeof(wchar_t);
	unsigned long volumePathLength;
	wchar_t volumePaths[volumePathsBufferSize];
	std::fill(volumePaths, volumePaths + volumePathsBufferSize, '\0');
	
	hFind = FindFirstVolume(volumeName, volumeNameSize); 
	if (INVALID_HANDLE_VALUE == hFind) return -2;
	do {	
		
		if(GetVolumePathNamesForVolumeName(volumeName, volumePaths, volumePathsBufferSize, &volumePathLength)){
			
			if (volumePathLength == 1) {
				log_debugcpp("Skill Issue"); 
				continue; 
			}
			log_debugcpp(volumeName);
			
			//DEBUG: pathSchecker
			// if (debug && volumePaths[0] == 'E') { 
				// std::cout << volumePathLength << std::endl; 
				// /*exit(1);*/ 
				// for (int i = 0; i < volumePathsBufferSize; i++){
					// std::cout << std::to_string(i) + ": ";
					// std::cout << volumePaths[i];
					// std::cout << " | ";
				// }
				// std::cout << std::endl << "I IA" << std::endl;
				// exit(1);
			// }
			if (debug) {
				if(numVolumes += explodePaths(volumePaths, volumePathsBufferSize, separator, onPresentPaths, onPresentPathsUTF8)){
					for (int i = 0; i < onPresentPaths->size(); i++){
						log_debugcpp(onPresentPaths->at(i));
					}
				}
			}
			//std::cout << volumePaths << std::endl;
			
			log_debugcpp(std::to_string(volumePathLength) + "<- VOLUME PATH LENGTH");
			log_debugcpp("THE END");
		} else {
			log_debugcpp("no volumes found");
		}
		//TODO	benchimarqui
		std::fill(volumePaths, volumePaths + volumePathsBufferSize, '\0'); 
	} while (FindNextVolume(hFind, volumeName, volumeNameSize) != 0);
	log_debugcpp(std::to_string(onPresentPaths->size()) + " JUST BEFORE MAIN");
	FindVolumeClose(hFind);
	return numVolumes;
}


/*				DISPLAY		     */


bool compareLastWchar(std::vector<std::wstring> *lastCharCandidates, wchar_t* string){
	bool matchingExtension = false;
	for (int i = 0; i < lastCharCandidates->size(); i++){
		log_wdebugcpp(lastCharCandidates->at(i) + L" <- FILTERING EXTENSION");
		
		if(wcslen(string) < lastCharCandidates->at(i).length()) continue;
		wchar_t* potentialExtension = &string[wcslen(string) - lastCharCandidates->at(i).length()];
		
		log_wdebugcpp(potentialExtension << L" LEN " + std::to_wstring(wcslen(potentialExtension)) + L" <- VS -> " + lastCharCandidates->at(i) + L" LEN " + std::to_wstring(lastCharCandidates->at(i).length()));
		//+ strlen(potentialExtension) + std::to_string(lastCharCandidates->at(i).length())
		if(!wcscmp(potentialExtension, lastCharCandidates->at(i).c_str())) {
			log_debugcpp("VALID EXTENSION");
			matchingExtension = true;
		}
	}
	return matchingExtension;
}

//TODO huh
// int handleFolderAccessResult(int listFlags, wchar_t* nextPath, bool* error, wchar_t* errorDest, \
							// const wchar_t* errorContent, History* history, wchar_t* currentPath = NULL, wchar_t* addrBarVal = NULL){
	// *error = false;
	// if(!moveDirectory(nextPath)) { 
		// *error = true; 
		// if(currentPath && addrBarVal) {
			// wcscpy(errorDest, errorContent); 
			// wcscpy(addrBarVal, currentPath); 
		// }
		// return listFlags; 
	// }
	// if(currentPath && addrBarVal) {
		// wcscpy(currentPath, addrBarVal); 
		// history->isAdditionTime = true;
	// }	
	// return (listFlags |= LIST_DIRECTORY);
// }


//TODO huh, vale, no pasa por listdirectory por la flag, pero esto se podria hacer mejor manteniendo el no tirar de disco tb?
int handleFolderAccessResult(int listFlags, wchar_t* nextPath, bool* error, char* errorDest, \
							const char* errorContent, History* history, wchar_t* currentPath , wchar_t* addrBarVal){
	*error = false;
	if(!moveDirectory(nextPath)) { 
		*error = true; 
		strcpy(errorDest, errorContent); 
		wcscpy(addrBarVal, currentPath); 
		return listFlags; 
	}
	//wcscpy(currentPath, addrBarVal); 
	history->isAdditionTime = true;
	return (listFlags |= LIST_DIRECTORY);
}

int handleFolderAccessResult(int listFlags, wchar_t* nextPath, bool* error, char* errorDest, \
							const char* errorContent, History* history, bool isAdditionTime){
	*error = false;
	if(!moveDirectory(nextPath)) { 
		*error = true; 
		strcpy(errorDest, errorContent); 
		return listFlags; 
	}
	if (isAdditionTime) history->isAdditionTime = true;
	return (listFlags |= LIST_DIRECTORY);
}

/*					HISTORIAL					*/

void addPathToHistory(History *history, wchar_t* pathToAdd){
	wchar_t* path;
	char* pathUTF8;
	if (history->historyTraversalPos + 1 >= history->previousPaths.size()){
		path = (wchar_t*)calloc(2, MAX_PATH);
		history->previousPaths.push_back(path);
		pathUTF8 = (char*)calloc(4, MAX_PATH);
		WideCharToMultiByte(CP_UTF8, NULL, path, -1, pathUTF8,
							4 * MAX_PATH, NULL, NULL);
		history->previousPathsUTF8.push_back(pathUTF8);
	} else {
		path = history->previousPaths.at(history->historyTraversalPos + 1);
		pathUTF8 = history->previousPathsUTF8.at(history->historyTraversalPos + 1);
	}
	wcsncpy(path, pathToAdd, MAX_PATH);
	history->historyTraversalPos++;
	history->historyDepth = history->historyTraversalPos;
	history->isAdditionTime = false;
}

wchar_t* moveThroughHistory(History *history, HistoryMovement movement) {
	int sign = (movement == HISTORY_BACKWARD ? -1 : 1);
	switch(movement){
	case HISTORY_BACKWARD:
		if(MIN_HISTORY_POS) 
			return history->previousPaths.at(history->historyTraversalPos);
		break;
	case HISTORY_FORWARD:
		if(MAX_HISTORY_POS) 
			return history->previousPaths.at(history->historyDepth);
		break;
	default:
		return history->previousPaths.at(history->historyDepth);
	}
	history->historyTraversalPos += sign;
	return history->previousPaths.at(history->historyTraversalPos);
}

/*			RENDERING				*/
	
int windowRendering(wchar_t*, bool*, int);
int renderFilePicker(wchar_t* userPath, bool* windowOpen, int windowFlags = 0) {
	//TODO filesystem watcher
	//TODO let user handle memory management
	//TODO use local val to create actual windowFlags when expanding functionality
	if (!windowConfigured) {
	listFlags = LIST_DIRECTORY | LIST_VOLUME;
	history = new History();
	if (windowFlags & FP_FULLSCREEN){	
		ImGui::SetNextWindowPos(ImVec2(0.0f, 0.0f));
		ImGui::SetNextWindowSize(ImGui::GetIO().DisplaySize);
		windowFlags = ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoResize;
	} else {
		ImGui::SetNextWindowPos(ImVec2(50.0f, 50.0f));
		ImGui::SetNextWindowSize(ImVec2(500.0f, 500.0f));
		windowFlags = ImGuiWindowFlags_None;
		//const ImGuiViewport* viewport = ImGui::GetMainViewport();
	}
	windowConfigured = true;
	} else windowFlags = 0;
	return windowRendering(userPath, windowOpen, windowFlags);
}
	
int exitWindow(wchar_t* userPath, bool* windowOpen, int exitFlag){
	if(exitFlag & EXIT_SELECTED) {
		if (chosenPath[0] == '\0') return EXIT_CONTINUE;
		wcscpy(userPath, chosenPath);
		*windowOpen = false;
	}
	//Memory cleanup
	windowConfigured = false;
	for (int i = 0; i < history->previousPaths.size(); i++){
		free(history->previousPaths.at(i));
	}
	for (int i = 0; i < onPresentPaths.size(); i++){
		free(onPresentPaths.at(i));
	}
	onPresentPaths.resize(0);
	std::vector<wchar_t*> previousPaths;
	delete history;
	return exitFlag;
	}

int windowRendering(wchar_t* userPath, bool* windowOpen, int windowFlags = 0){
	ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f); 
	ImGui::Begin("File picker", windowOpen, windowFlags);
	ImGui::PopStyleVar(1);
	//log_debugcpp(*windowOpen);
	//Listar UNA VEZ volumenes
	if (listFlags & LIST_VOLUME) {
		listFlags &= ~LIST_VOLUME;
		numVolumes = listVolumes(&onPresentPaths, &onPresentPathsUTF8);
		log_debugcpp(std::to_string(numVolumes) + "<- depth MAIN size() ->" + std::to_string(onPresentPaths.size()));
	}
	
	//Listar UNA VEZ directorios
	//ImGui::Text("%s PRE DIRECTORY TREATMENTO", currentPath);
	if (listFlags & LIST_DIRECTORY) {
		listFlags &= ~LIST_DIRECTORY;
	  	chosenPath[0] = '\0';
		log_debugcpp("ADECUADO LISTAR DIRECTORIOS");
		if(!retrieveCurrentDirectory(currentPath)) {
			log_debugcpp("NO HABIA DIRECTORIO GetCurrentPath()");
			exit(EXIT_FAILURE);
		}
		//
		//TODO Expand extension filter 
		
		numFiles = listDirectory(std::wstring(currentPath), &directoryContents);
		//std::cout << numFiles;
		if (numFiles < 0) {
			long directoryErrorCode;
			log_debugcpp("FALLO LA FUNCION, VALOR NEGATIVO " + std::to_string(numFiles));
			if (numFiles == DIRECTORY_ERROR_ACCESSING_CONTENT) directoryErrorCode = getLastSystemError();
			showError = true;
			switch(directoryErrorCode) {
				case AGDIR_ERROR_ACCESS_DENIED:
					strcpy(error, ErrorMessages::accessDeniedError);
					wcscpy(addrBarVal, history->previousPaths.at(history->historyTraversalPos));
					wcscpy(currentPath, history->previousPaths.at(history->historyTraversalPos));
					numFiles = listDirectory(history->previousPaths.at(history->historyTraversalPos), &directoryContents);
					break;
				default:
					strcpy(error, ErrorMessages::listDirectoryError);
					wcscpy(currentPath, addrBarVal);
					numFiles = listDirectory(std::wstring(currentPath), &directoryContents);
				break;
			} 
			history->isAdditionTime = false;
		} else {
			showError = false;
			wcscpy(addrBarVal, currentPath);
			if(history->isAdditionTime) addPathToHistory(history, addrBarVal);
		}
	}
	
	/* 	It's renderin' time */
	
	if(showError) ImGui::Text(error);
	ImGui::Text("Select a file:");
	
	//BACK
	ImGui::BeginDisabled(MIN_HISTORY_POS);
	if(ImGui::Button("Back")) {
		wchar_t* interfaceMovementButtonsPath = moveThroughHistory(history, HISTORY_BACKWARD);
		listFlags = handleFolderAccessResult(listFlags, interfaceMovementButtonsPath,  
														&showError, error, ErrorMessages::moveUpError, history, false);
	}
	ImGui::EndDisabled();
	//FORWARD
	ImGui::SameLine();
	ImGui::BeginDisabled(MAX_HISTORY_POS);
	if(ImGui::Button("Forward")) {
		wchar_t* interfaceMovementButtonsPath = moveThroughHistory(history, HISTORY_FORWARD);
		listFlags = handleFolderAccessResult(listFlags, interfaceMovementButtonsPath,
														&showError, error, ErrorMessages::moveUpError, history, false);
	}
	ImGui::EndDisabled();
	
	//MOVE UP
	ImGui::SameLine();
	if(ImGui::Button("Move Up")) {
		listFlags = handleFolderAccessResult(listFlags, moveUp, &showError, 
													error, ErrorMessages::moveUpError, history, true);
	}
	
	ImGui::SameLine();
	//BARRA DE DIRECCIONES
	ImGui::PushItemWidth(ImGui::GetContentRegionAvail().x - (ImGui::CalcTextSize("Enter").x + ImGui::GetStyle().ItemSpacing.x * 2) );
	WideCharToMultiByte(CP_UTF8, NULL, addrBarVal, -1, addrBarValUTF8,
						4 * MAX_PATH, NULL, NULL);
	if(ImGui::InputText("##addrbar", addrBarValUTF8, IM_ARRAYSIZE(addrBarValUTF8), ImGuiInputTextFlags_EnterReturnsTrue )){
		log_debugcpp(currentPath <<" ADDRBAR INTENTO");
		MultiByteToWideChar(CP_UTF8, NULL, addrBarValUTF8, -1, addrBarVal, 2 * MAX_PATH);
		listFlags = handleFolderAccessResult(listFlags, addrBarVal, &showError, error, ErrorMessages::addrBarError, history, currentPath, addrBarVal);
	}
	ImGui::PopItemWidth();
	ImGui::SameLine();
	if(ImGui::Button("Enter")){
		log_debugcpp(currentPath <<" ADDRBAR INTENTO");
		listFlags = handleFolderAccessResult(listFlags, addrBarVal, &showError, error, ErrorMessages::addrBarError, 
																							history, currentPath, addrBarVal);
	}
	//ImGui::Text("%s TEMPADDRBAR", currentPath);
	
	//LA GRAN TABLACIÓN: ACTOR EN LAS SOMBRAS
	static ImGuiTableFlags splitterTableFlags = ImGuiTableFlags_Resizable | ImGuiTableFlags_BordersOuter | ImGuiTableFlags_BordersV; 
	if (ImGui::BeginTable("##splitterTable", 2, splitterTableFlags, ImVec2(-FLT_MIN, 0.8f * ImGui::GetTextLineHeightWithSpacing()))){
		ImGui::TableNextRow();
		ImGui::TableNextColumn();
		
		//VOLUMENES
		static ImGuiTableFlags volumesFlags = ImGuiTableFlags_RowBg | ImGuiTableFlags_ScrollY ;
		if (ImGui::BeginTable("##volumesTable", 1, volumesFlags, ImVec2(-FLT_MIN, 20 * ImGui::GetTextLineHeightWithSpacing()))){
			ImGui::TableSetupColumn("Volumes", ImGuiTableColumnFlags_NoHide);
			//ImGui::TableSetupColumn("Name", ImGuiTableColumnFlags_WidthFixed, TEXT_BASE_WIDTH * 12.0f);
			//ImGui::TableSetupColumn("Type", ImGuiTableColumnFlags_WidthFixed, TEXT_BASE_WIDTH * 18.0f);
			ImGui::TableHeadersRow();
			ImGui::TableNextRow();
			
			if (numVolumes > 0) {
				for (int i = 0; i < onPresentPaths.size(); i++) {
					ImGui::TableNextColumn();
					// ImGui::PushID(i);
					ImGui::PushStyleColor(ImGuiCol_Button, (ImVec4)ImColor::HSV(i / 7.0f, 0.6f, 0.6f));
					ImGui::PushStyleColor(ImGuiCol_ButtonHovered, (ImVec4)ImColor::HSV(i / 7.0f, 0.7f, 0.7f));
					ImGui::PushStyleColor(ImGuiCol_ButtonActive, (ImVec4)ImColor::HSV(i / 7.0f, 0.8f, 0.8f));
					if(ImGui::Button(onPresentPathsUTF8.at(i))){
						listFlags = handleFolderAccessResult(listFlags, onPresentPaths.at(i), &showError, error, 
										ErrorMessages::moveUpError, history, true);
					}
					ImGui::PopStyleColor(3);
					if (i != onPresentPaths.size() - 1) ImGui::TableNextRow();
					// ImGui::PopID();
				}	
			}
			ImGui::EndTable();
		}
		
		ImGui::TableNextColumn();
		
		//DRAW DIRECTORIOS ENCONTRADOS
		static ImGuiTableFlags directoriesFlags = ImGuiTableFlags_RowBg  | ImGuiTableFlags_Resizable |ImGuiTableFlags_ScrollY ;
		if (ImGui::BeginTable("##directoriesTable", 3, directoriesFlags, ImVec2(-FLT_MIN, 20 * ImGui::GetTextLineHeightWithSpacing()))){
			ImGui::TableSetupColumn("Name", ImGuiTableColumnFlags_NoHide);
			ImGui::TableSetupColumn("Type", ImGuiTableColumnFlags_NoHide);
			ImGui::TableSetupColumn("Size", ImGuiTableColumnFlags_NoHide);
			//ImGui::TableSetupColumn("Name", ImGuiTableColumnFlags_WidthFixed, TEXT_BASE_WIDTH * 12.0f);
			//ImGui::TableSetupColumn("Type", ImGuiTableColumnFlags_WidthFixed, TEXT_BASE_WIDTH * 18.0f);
			ImGui::TableHeadersRow();
			
			int idx = 0;
			for (; idx < numFiles; idx++) {
				if(directoryContents.at(idx)->isHidden && !showHidden) continue;
				if(filterByExtension && !directoryContents.at(idx)->isFile) {
					//TODO Expand extensions filter
					extensions.clear();
					extensions.push_back(L"exe");
					if (!compareLastWchar(&extensions, directoryContents.at(idx)->name)) continue;
				}
				
				ImGui::TableNextRow();
				ImGui::TableNextColumn();

				//NAME
				bool isSelected = false;
				WideCharToMultiByte(CP_UTF8, NULL, addrBarVal, -1, addrBarValUTF8,
									4 * MAX_PATH, NULL, NULL);
				if (ImGui::Selectable(directoryContents.at(idx)->nameUTF8, &isSelected)){
					if(!directoryContents.at(idx)->isFile) {
						wcscpy(chosenPath, addrBarVal);
						wcscat(chosenPath, L"\\");
						wcscat(chosenPath, directoryContents.at(idx)->name);
						log_wdebugcpp(chosenPath << L" selected");
					} else {
						wcscat(addrBarVal, L"\\");
						wcscat(addrBarVal, directoryContents.at(idx)->name);
						log_debugcpp("directo selected");
						listFlags = handleFolderAccessResult(listFlags, addrBarVal, &showError, error, 
											ErrorMessages::tableElementError, history, currentPath, addrBarVal);
					}
					//currentItemIdx = -1;
				}
				ImGui::TableNextColumn();
				
				//TYPE
				if (directoryContents.at(idx)->isFile) ImGui::Text("Folder"); else  ImGui::Text("File");
				ImGui::TableNextColumn();
				
				//SIZE
				if (!directoryContents.at(idx)->isFile) ImGui::Text("%lld bytes", directoryContents.at(idx)->size);
				else ImGui::Text("");
				
					//ImGui::SetItemDefaultFocus();					
			 
			}
			//DISPLAYING ALTERNATIVE INFO
			if (!idx) { 
				ImGui::TableNextRow(); ImGui::TableNextColumn(); ImGui::Text("Folder is empty");
			}
			ImGui::EndTable();
		}
		ImGui::EndTable();
	}
	
		
	
	//ImGui::TreePop();
	//BOTTOM ROW
	ImGui::Checkbox("Show hidden", &showHidden);
	ImGui::SameLine();
	ImGui::Checkbox("Filter by .exe", &filterByExtension);
	ImGui::SameLine();

	ImGui::SameLine();
	ImGui::PushItemWidth(ImGui::GetContentRegionAvail().x - (ImGui::CalcTextSize("Select").x + ImGui::GetStyle().ItemSpacing.x * 2) );
	
	ImGui::BeginDisabled();
	WideCharToMultiByte(CP_UTF8, NULL, chosenPath, -1, chosenPathUTF8,
						4 * MAX_PATH, NULL, NULL);
	ImGui::InputText("##chosenbar", chosenPathUTF8, IM_ARRAYSIZE(chosenPathUTF8), ImGuiInputTextFlags_EnterReturnsTrue );
	ImGui::EndDisabled();
	
	ImGui::SameLine();
	if(ImGui::Button("Select")) {
		log_wdebugcpp(chosenPath << " TRIED TO RETURN");
		ImGui::End();
		return exitWindow(userPath, windowOpen, ExitFlags::EXIT_SELECTED);
	}
	//listFlags = handleFolderAccessResult(listFlags, addrBarVal, &showError, error, ErrorMessages::addrBarError, history, currentPath, addrBarVal);
	
	ImGui::End();

	if(windowOpen) return EXIT_CONTINUE;
	else           return exitWindow(userPath, windowOpen, ExitFlags::EXIT_CLOSED);

}
   
	
}