int main(){
//Signal handling:
signal(SIGINT, signalHandler);
char** argv;
int numOfArgs = 0;
std::vector<std::string> cmdHistory = {};
std::string command = "";
std::chrono::duration<double> totalTimeInChildProcesses(0);
char ptime[] = "ptime";
char carat[] = "^";
char pwd[] = "pwd";
char history[] = "history";
char cd[] = "cd";
while ((command=commandPrompt()) != "exit"){
//Try if there are things in the command.
try{
checkIfBlank(command);
//Store every Command.
storeCommand(cmdHistory, command);
//Parse the commands
numOfArgs = parseCommand(command, argv);
if (strcmp(carat, argv[0]) == 0){
if (numOfArgs == 3){
runNthCmdInHistory(cmdHistory, argv, command);
}else{
std::string error = "Error: incorrect number of arguments for '^ <history item>'.";
throw error;
}
}
if (strcmp(ptime, argv[0]) == 0){
std::cout<<"Time spent executing child processes: " << totalTimeInChildProcesses.count() <<"seconds\n";
}else if (strcmp(history, argv[0]) == 0){
listHistory(cmdHistory);
}else if(strcmp(cd, argv[0]) == 0){
if (numOfArgs == 3){
changeDir(argv);
}else{
std::string error = "Error: incorrect number of arguments for 'cd <directory>'.";
throw error;
}
}else if(strcmp(pwd, argv[0]) == 0){
std::cout<<get_current_dir_name()<<std::endl;
}else if(isPipeCmd(command)){
pipe(command, totalTimeInChildProcesses);
}else{
runAndTimeChildProcess(argv[0], argv, totalTimeInChildProcesses);
}
}catch(std::string e){
std::cout<<e<<std::endl;
}
}
return 0;
}
void ChatClient::history(const QStringList &args)
{
if (args.isEmpty())
return;
if (m_conn->status() != QtJsonDb::QJsonDbConnection::Connected) {
fprintf(stderr, "Not connected to JSONDB\n");
return;
}
QtJsonDb::QJsonDbReadRequest *request = new QtJsonDb::QJsonDbReadRequest(this);
connect(request, SIGNAL(finished()), this, SLOT(listHistory()));
connect(request, SIGNAL(error(QtJsonDb::QJsonDbRequest::ErrorCode,QString)),
this, SLOT(error(QtJsonDb::QJsonDbRequest::ErrorCode,QString)));
request->setQuery(QLatin1String("[?_type=\"ChatMessage\"][?to=%self | to=%friend][?from=%self | from=%friend][\\time]"));
request->bindValue(QLatin1String("self"), m_username);
request->bindValue(QLatin1String("friend"), args.first());
m_conn->send(request);
}
void VListUE::processCommand(int p_id, const QString &p_cmd)
{
Q_UNUSED(p_id);
init();
clear(-1);
switch (p_id) {
case ID::History:
listHistory(p_cmd);
break;
default:
break;
}
m_listWidget->updateGeometry();
emit widgetUpdated();
emit stateUpdated(State::Success);
}