/* 
 * File:   main.cpp
 * Author: felipe
 *
 * Created on 15 de Outubro de 2009, 10:56
 */

/* 
 * File:   main.cpp
 * Author: Erickson
 *
 * Edit on 03 de Fevereiro de 2014
 */
#include "serviceWindowGenerationFromSRT.h"
#include "serviceWindowGenerationFromRec.h"
#include "serviceWindowGenerationFromText.h"
#include "serviceException.h"
#include <sys/time.h>
#include <stdlib.h>

#define PATH_DEVEL_CONTENTS "vlibras_user/vlibras-contents/videos"
#define PATH_DEVEL_UPLOADS "vlibras_user/vlibras-contents/uploads"
#define PATH_VBOX_UPLOADS "vlibras_user/.vlibras-config/uploads"

using namespace std;

void serviceSRT(char* service, char* path_video, char* path_srt, char* sublanguage, char* position, char* size, char* transparency, char* id, char* client_type);
void serviceOnlySRT(char* service, char* path_file, char* transparency, char* username, char* client_type);
//void serviceREC(char* path_video, char* sublanguage, char* position, char* size, char* transparency, char* username, char* rate);
void serviceREC(char* service, char* path_video, char* sublanguage, char* position, char* size, char* transparency, char* id, char* client_type);
//void serviceOnlyAudio(char* path_audio, char* transparency, char* username, char* rate);
void serviceOnlyAudio(char* service, char* path_audio, char* transparency, char* id, char* client_type);
void serviceText(char* service, char* path_text, char* transparency, char* id, char* client_type);

void help();
void serviceHelp(int service);
void setPathContents(char* client);
void fail(string msg);
void hasFailed();
void hasInvalid();

bool isFailed;
bool isInvalid;

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

	struct timeval tv1, tv2;
	double t1, t2;    

	gettimeofday(&tv1, NULL);
	t1 = (double)(tv1.tv_sec) + (double)(tv1.tv_usec)/ 1000000.00;
 
	if(argc > 2) {
		printf("\n################## VLIBRAS : LAVID ##################\n\n");
		DDPRINTF("Service Type: %s\n", argv[1]);
		switch((int) atoi(argv[1])){
			case 1:
				if(argc <= 9){
					serviceHelp(1);
					hasInvalid();
				}else{
					serviceSRT(argv[1], argv[2], argv[3], argv[4], argv[5], argv[6], argv[7], argv[8], argv[9]);
				}
				break;
			case 2:
				if(argc <= 8){
					serviceHelp(2);
					hasInvalid();	
				}else{
					serviceREC(argv[1], argv[2], argv[3], argv[4], argv[5], argv[6], argv[7], argv[8]);
				}
				break;
			case 3:
				if(argc <= 5){
					serviceHelp(3);
					hasInvalid();
				}else{
					serviceText(argv[1], argv[2], argv[3], argv[4], argv[5]);
				}
				break;	    	 
			case 4:
				if(argc <= 5){
					serviceHelp(4);
					hasInvalid();
				}else{
					serviceOnlySRT(argv[1], argv[2], argv[3], argv[4], argv[5]);
				}
				break;
			case 5:
				if(argc <= 5){
					serviceHelp(5);
					hasInvalid();	
				}else{
					serviceOnlyAudio(argv[1], argv[2], argv[3], argv[4], argv[5]);
				}
				break;
			default:
				cout << "\nFAIL VLibras: Serviço inválido! Tente --help" << endl;
				hasInvalid();
				break;
		}
	}else if(argc == 2 && (strcmp(argv[1], "--help")) == 0){
		help();
		exit(0);
	}else{
		cout << "\nFAIL VLibras: Tente --help para obter informações.\n" << endl;
		hasInvalid();
	}

	if(isFailed)
		exit(1);
	else if(isInvalid)
		exit(127);

	gettimeofday(&tv2, NULL);
	t2 = (double)(tv2.tv_sec) + (double)(tv2.tv_usec)/ 1000000.00;
	DDPRINTF("Time: %lf\n", (t2-t1));
	DDPRINTF("VLibras finalized!\n\n");
	exit(0);
}

void serviceSRT(char* service, char* path_video, char* path_srt, char* sublanguage, char* position,
 char* size, char* transparency, char* id, char* client_type){

 	setPathContents(client_type);

	ServiceWindowGenerationFromSRT * service_srt;
	service_srt = new ServiceWindowGenerationFromSRT(path_video, path_srt, (int) atoi(sublanguage),
	 (int) atoi(position), (int) atoi(size), (int) atoi(transparency), id, client_type, (int) atoi(service));
	
	try{
		service_srt->initialize();
	}catch(ServiceException ex){
		fail(ex.getMessage());
		hasFailed();
		return;
	}		    
	while(!service_srt->isFinished()){
        sleep(5);
	}
	
	delete service_srt;
}

void serviceREC(char* service, char* path_video, char* sublanguage, char* position, char* size,
 char* transparency, char* id, char* client_type){

 	setPathContents(client_type);

	ServiceWindowGenerationFromRec * service_rec;
	service_rec = new ServiceWindowGenerationFromRec(path_video, (int) atoi(sublanguage),
	 (int) atoi(position), (int) atoi(size), (int) atoi(transparency), id, client_type, (int) atoi(service));
	
	try{
		service_rec->initialize();
	}catch(ServiceException ex){
		fail(ex.getMessage());
		hasFailed();
		return;
	}	
	while(!service_rec->isFinished()){
        sleep(2);
	}
	delete service_rec;
}

void serviceText(char* service, char* path_text, char* transparency, char* id, char* client_type){

	setPathContents(client_type);

	ServiceWindowGenerationFromText *service_text;
    service_text = new ServiceWindowGenerationFromText(path_text, (int) atoi(transparency), id, client_type);

    try{
        service_text->initialize();
    }catch(ServiceException ex){
        fail(ex.getMessage());
        hasFailed();
        return;
    }
        
    while (!service_text->isFinished()) {
        usleep(100000); //100ms
    }
    delete service_text;
}

void serviceOnlySRT(char* service, char* path_file, char* transparency, char* id, char* client_type){

	setPathContents(client_type);

	ServiceWindowGenerationFromSRT * service_srt;
	service_srt = new ServiceWindowGenerationFromSRT(path_file, (int) atoi(transparency), id, client_type, (int) atoi(service));		
	try{
		service_srt->initialize();
	}catch(ServiceException ex){		
		fail(ex.getMessage());
		hasFailed();
		return;
	}

    while (!service_srt->isFinished()) {
		usleep(100000);	//100ms
	}
	delete service_srt;

}

void serviceOnlyAudio(char* service, char* path_audio, char* transparency, char* id, char* client_type){

	setPathContents(client_type);

	ServiceWindowGenerationFromRec * service_rec;
	service_rec = new ServiceWindowGenerationFromRec(path_audio, 0, 0, 0, (int) atoi(transparency), id, client_type, (int) atoi(service));
	
	try{
		service_rec->initialize();
	}catch(ServiceException ex){
		fail(ex.getMessage());
		hasFailed();
		return;
	}	
	while(!service_rec->isFinished()){
        sleep(2);
	}
	delete service_rec;
}

/*void serviceREC(char* path_video, char* sublanguage,
	char* position, char* size, char* transparency, char* id, char* rate){

	ServiceWindowGenerationFromREC * service_rec;
	service_rec = new ServiceWindowGenerationFromREC(
						path_video,
						(int) atoi(sublanguage),
						(int) atoi(position),
						(int) atoi(size),
						(int) atoi(transparency), 
						id, 2, rate);
	
	try{
		service_rec->initialize();
	}catch(ServiceException ex){
		fail(ex.getMessage());
		hasFailed();
		return;
	}	
	while(!service_rec->isFinished()){
        sleep(2);
	}
	delete service_rec;
}*/

/*void serviceOnlyAudio(char* path_audio, char* transparency, char* id, char* rate){

	ServiceWindowGenerationFromREC * service_rec;
	service_rec = new ServiceWindowGenerationFromREC(
						path_audio,
						0,
						0,
						0,
						(int) atoi(transparency), 
						id, 5, rate);
	
	try{
		service_rec->initialize();
	}catch(ServiceException ex){
		fail(ex.getMessage());
		hasFailed();
		return;
	}	
	while(!service_rec->isFinished()){
        sleep(2);
	}
	delete service_rec;
}*/

void fail(string msg){
	printf("\n");
	DDDDPRINTF("Ops... Tivemos um problema! :(\n");
	DDDDPRINTF("Possível causa do erro: %s\n\n", msg.c_str());
}

void hasFailed(){
	isFailed = true; 
}

void hasInvalid(){
	isInvalid = true;
}

void setPathContents(char* client){
	string command = "mkdir -p ";
	if(strcmp(client, "devel") == 0)
		command.append(PATH_DEVEL_CONTENTS).append(" && mkdir -p ").append(PATH_DEVEL_UPLOADS);
	else if (strcmp(client, "prod") == 0)
		command.append(PATH_VBOX_UPLOADS);
	else {
		fail("Cliente Inválido!");
		exit(127);
	}
	system(command.c_str());
}

void serviceHelp(int service){
	cout << "\nParâmetros inválidos! Tente novamente.\n";
	switch(service){
	case 1:
		cout << "\nService Type: Video with Subtitles\n"
			 << "./vlibras INPUT_VIDEO INPUT_SRT LANGUAGE(1: Portuguese, 2:Glosa) POSITION(1: Top_Left, 2: Top_Right, 3: Bottom_Right, 4: Bottom_Left) "
			 << "SIZE(1: Small, 2: Medium, 3: Large) TRANSPARENCY(0: Opaque, 1: Transparent) ID CLIENT_TYPE\n";
	break;
	case 2:
		cout << "\nService Type: Video Recognize\n"
			 << "./vlibras INPUT_VIDEO LANGUAGE(1: Portuguese, 2:Glosa) POSITION(1: Top_Left, 2: Top_Right, 3: Bottom_Right, 4: Bottom_Left) "
			 << "SIZE(1: Small, 2: Medium, 3: Large) TRANSPARENCY(0: Opaque, 1: Transparent) ID CLIENT_TYPE\n";
	break;
	case 3:
		cout << "\nService Type: Text\n"
			 << "./vlibras INPUT_TEXT_FILE TRANSPARENCY(0: Opaque, 1: Transparent) ID CLIENT_TYPE\n";
	break;
	case 4:
		cout << "\nService Type: Subtitles only\n"
			 << "./vlibras INPUT_SRT TRANSPARENCY(0: Opaque, 1: Transparent) ID CLIENT_TYPE\n";
	break;
	case 5:
		cout << "\nService Type: Audio Recognize\n"
			 << "./vlibras INPUT_AUDIO TRANSPARENCY(0: Opaque, 1: Transparent) ID CLIENT_TYPE\n";
	break;
	}
}

//Help do programa, explicando todos os parâmetros existentes...
void help() {

	cout << endl
		 << "Usage Summary: vlibras [SERVICE] [INPUT] ... [TRANSPARENCY] [ID] [CLIENT_TYPE]\n"
		 << "\nSERVICE:\n"
		 << "1  Video with Subtitles (SRT) - requires INPUT_VIDEO and INPUT_SRT\n"	
		 << "2  Video Recognize - requires INPUT_VIDEO\n"
		 << "3  Text - requires INPUT_TEXT_FILE\n"
		 << "4  Subtitles only (SRT) - requires INPUT_SRT\n"
		 << "5  Audio Recognize - requires INPUT_AUDIO\n"
		 << "\nSERVICES PARAMETERS:\n"
		 << "Video with subtitles:\n"
		 << " [INPUT_VIDEO] [INPUT_SRT] [LANGUAGE] [POSITION] [SIZE] [TRANSPARENCY] [ID] [CLIENT_TYPE]\n"
		 << "\nVideo Recognize:\n"
		 << " [INPUT_VIDEO] [LANGUAGE] [POSITION] [SIZE] [TRANSPARENCY] [ID] [CLIENT_TYPE]\n"
		 << "\nText:\n"
		 << " [INPUT_TEXT_FILE] [TRANSPARENCY] [ID] [CLIENT_TYPE]\n"
		 << "\nSubtitles only:\n"
		 << " [INPUT_SRT] [TRANSPARENCY] [ID] [CLIENT_TYPE]\n"
		 << "\nAudio Recognize\n"
		 << " [INPUT_AUDIO] [TRANSPARENCY] [ID] [CLIENT_TYPE]\n"
		 << "\nPARAMETERS:\n"
		 << "INPUT_VIDEO     Path of the video file\n"
		 << "INPUT_SRT       Path of the subtitle file\n"
		 << "INPUT_TEXT_FILE Path of the text file\n"
		 << "INPUT_AUDIO     Path of the audio file\n"
		 << "LANGUAGE        1 - means Portuguese, 2 - means Glosa\n"
		 << "POSITION        1 - means Top_Left, 2 - means Top_Right, 3 - means Bottom_Right, 4 - means Bottom_Left\n"
		 << "SIZE            1 - means Small, 2 - means Medium, 3 - means Large\n"
		 << "TRANSPARENCY    0 - means that the background is opaque , 1 - means that the background is transparent\n"
		 << "ID              Relative to the unique ID on the Database\n"
		 << "CLIENT_TYPE     prod - means that the client is web/cloud, devel - means that the client is developer\n"
		 << endl;		
}