/*
    PIP - Platform Independent Primitives
    Remote console viewer
    Copyright (C) 2015  Ivan Pelipenko peri4ko@gmail.com

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "picli.h"
#include "pisystemmonitor.h"
#include "pisysteminfo.h"
#include "file_manager.h"
#include "daemon.h"
#include "shared.h"

class _Init {
public:
	_Init() {srand(PISystemTime::current().toMicroseconds());}
};
_Init _pisd_init;

PIScreen screen(false);
PISystemMonitor sys_mon;
FileManager file_manager;
Daemon daemon_;


class MainMenu: public PIObject {
	PIOBJECT(MainMenu)
public:
	MainMenu() {
		TileSimple * tile = new TileSimple("title");
		tile->content << TileSimple::Row("pisd (PI System Daemon, PIP version " + PIPVersion() + ")", CellFormat(Black, Transparent));
		tile->back_format.color_back = Yellow;
		tile->size_policy = Fixed;
		screen.rootTile()->addTile(tile);
		
		PIScreenTile * center = new PIScreenTile("center");
		center->back_format.color_back = Cyan;
		center->size_policy = Expanding;
		center->setMargins(2, 2, 1, 1);
		screen.rootTile()->addTile(center);
		
		PIScreenTile * mt = tmenu = menuTile();
		mt->show(); mt->name = "main menu";
		center->addTile(mt); mtiles << mt;
		
		mt = tinfo = infoTile();
		mt->hide(); mt->name = "local info";
		center->addTile(mt); mtiles << mt;
		
		mt = tfm = file_manager.tile();
		mt->hide(); mt->name = "file manager";
		center->addTile(mt); mtiles << mt;
		
		mt = tdaemon = daemon_.tile();
		mt->hide(); mt->name = "daemon";
		center->addTile(mt); mtiles << mt;
		
		CONNECTU(&screen, tileEvent, this, tileEvent)
		CONNECTU(&screen, keyPressed, this, keyEvent)
		CONNECTU(&file_manager, menuRequest, this, menuRequest)
		CONNECTU(&daemon_, menuRequest, this, menuRequest)
	}
	PIScreenTile * menuTile() {
		TileList * ret = new TileList();
		ret->content << TileList::Row("Show local info", CellFormat());
		ret->content << TileList::Row("Local file manager", CellFormat());
		ret->content << TileList::Row("Connect to another daemon", CellFormat());
		ret->content << TileList::Row("Exit", CellFormat());
		ret->selection_mode = TileList::NoSelection;
		return ret;
	}
	PIScreenTile * infoTile() {
		TileSimple * ret = new TileSimple();
		ret->content << TileSimple::Row("Exec command: " + PISystemInfo::instance()->execCommand, CellFormat());
		ret->content << TileSimple::Row(" Executed on  " + PISystemInfo::instance()->execDateTime.toString(), CellFormat());
		ret->content << TileSimple::Row("    Hostname: " + PISystemInfo::instance()->hostname, CellFormat());
		ret->content << TileSimple::Row("    Username: " + PISystemInfo::instance()->user, CellFormat());
		ret->content << TileSimple::Row("     OS name: " + PISystemInfo::instance()->OS_name, CellFormat());
		ret->content << TileSimple::Row("  OS version: " + PISystemInfo::instance()->OS_version, CellFormat());
		ret->content << TileSimple::Row("Architecture: " + PISystemInfo::instance()->architecture, CellFormat());
		ret->content << TileSimple::Row("   CPU count: " + PIString::fromNumber(PISystemInfo::instance()->processorsCount), CellFormat());
		return ret;
	}
	EVENT_HANDLER(void, menuRequest) {
		piForeach (PIScreenTile * t, mtiles)
			t->hide();
		tmenu->show();
		tmenu->setFocus();
	}
	EVENT_HANDLER2(void, tileEvent, PIScreenTile *, t, PIScreenTypes::TileEvent, e) {
		if (t == tmenu) {
			if (e.type == TileList::RowPressed) {
				piForeach (PIScreenTile * t, mtiles)
					t->hide();
				switch (e.data.toInt()) {
				case 0: tinfo->show(); break;
				case 1: tfm->show(); break;
				case 2: tdaemon->show(); break;
				case 3: PIKbdListener::exiting = true; break;
				}
			}
			return;
		}
	}
	EVENT_HANDLER1(void, keyEvent, PIKbdListener::KeyEvent, e) {
		if (e.key == PIKbdListener::Esc) menuRequest();
		//piCout << "key" << e.key;
	}
	PIScreenTile * tmenu, * tinfo, * tfm, * tdaemon;
	PIVector<PIScreenTile * > mtiles;
};


void tabMenu() {
	/*startTab();
	console.addString("Select with numeric key:");
	console.addString(" 0 - this screen");
	console.addString(" 1 - show host info");
	console.addString(" 2 - local file manager");
	console.addString(" 3 - connect to another daemon");
	finishTab();*/
}


void tabInfo() {
	/*startTab();
	console.addString("Exec command: " + PISystemInfo::instance()->execCommand);
	console.addString(" Executed on  " + PISystemInfo::instance()->execDateTime.toString());
	console.addString("    Hostname: " + PISystemInfo::instance()->hostname);
	console.addString("    Username: " + PISystemInfo::instance()->user);
	console.addString("     OS name: " + PISystemInfo::instance()->OS_name);
	console.addString("  OS version: " + PISystemInfo::instance()->OS_version);
	console.addString("Architecture: " + PISystemInfo::instance()->architecture);
	console.addString("   CPU count: " + PIString::fromNumber(PISystemInfo::instance()->processorsCount));
	console.addVariable("of this process", &sys_mon, 2);
	finishTab();*/
}


void tabConnect() {
}

int main(int argc, char * argv[]) {
	piDebug = false;
	PICLI cli(argc, argv);
	//cli.addArgument("");
	sys_mon.startOnSelf();
	screen.enableExitCapture(PIKbdListener::F10);
	MainMenu menu;
	screen.start();
	screen.waitForFinish();
	//return 0;
	/*while (!PIKbdListener::exiting) {
		if (oldmode != mode) {
			file_manager.disable();
			daemon_.disable();
			oldmode = mode;
			switch (mode) {
			case 0: /// menu
				tabMenu();
				break;
			case 1: /// host info
				tabInfo();
				break;
			case 2: /// file manager
				file_manager.enable();
				break;
			case 3: /// daemon
				daemon_.enable();
				break;
			}
		}
		piMSleep(100);
	}*/
	return 0;
};