Reader.cpp

00001 #include "Reader.h"
00002 #include "Pinout.h"
00003 #include "Log.h"
00004 
00005 
00006 extern Log _;
00007 
00008 Reader::Reader()
00009 {
00010     this->clock = Clock::getInstance();
00011 }
00012 
00013 Reader* Reader::getInstance()
00014 {
00015     static Reader* instance = new Reader();
00016     return instance;
00017 }
00018 
00019 const string Reader::readLine(uint32_t timeout, bool showPrompt)
00020 {
00021     if (showPrompt) {
00022         _.ln().print("Prueba Hsens $ ");
00023     }
00024     _.flush();
00025 
00026     string line = "";
00027     time_t currentTime = this->clock->getUnixTime();
00028     bool completedLine = false;
00029 
00030     Serial* console = _.getSerial();
00031     while ((uint32_t)(this->clock->getUnixTime() - currentTime) <= timeout && !completedLine) {
00032         if (console->readable()) {
00033             char ch = console->getc();
00034         _.print(ch);
00035             switch (ch) {
00036                 case '\r':
00037                 case '\n':
00038                     completedLine = true;
00039                     break;
00040                 default:
00041                     line += ch;
00042             }
00043         }
00044     }
00045     if (completedLine) {
00046         _.ln();
00047         return line;
00048     } else {
00049         return "";
00050     }
00051 }