#include "piintrospector.h"
#include <QClipboard>
#include <QScrollBar>
#include "pifile.h"
#include "pitime.h"
#include "pidir.h"
#include "pichunkstream.h"
#include "ccm_piintrospector.h"


QPIIntrospector::QPIIntrospector(QWidget * parent): EMainWindow(parent), peer("__introspection_client__") {
	setupUi(this);
	request_timer = 0;
	session.setFile("qpiintrospector_session.conf");
#if QT_VERSION >= 0x050000
	//treeContainers->header()->setSectionResizeMode(QHeaderView::ResizeToContents);
#else
	//treeContainers->header()->setResizeMode(QHeaderView::ResizeToContents);
#endif
	CONNECTU_QUEUED(&peer, peerConnectedEvent, this, peersChanged, this);
	CONNECTU_QUEUED(&peer, peerDisconnectedEvent, this, peersChanged, this);
	CONNECTU_QUEUED(&peer, dataReceivedEvent, this, peerReceived, this);
	CONNECTU(&peer, peerConnectedEvent, this, reqProcPIEvents);
	CONNECTU(&peer, peerDisconnectedEvent, this, reqProcPIEvents);
	CONNECTU(&peer, dataReceivedEvent, this, reqProcPIEvents);
	session.addEntry(this);
	session.addEntry(tabWidgetMain);
	PICodeInfo::EnumInfo * ei = PICodeInfo::enumsInfo->value("PIIntrospection::InfoTypes");
	if (ei) {
		piForeachC (PICodeInfo::EnumeratorInfo & e, ei->members) {
			QCheckBox * cb = new QCheckBox(PI2QString(e.name.mid(2)));
			cb->setObjectName(QString("checkRequest%1").arg(e.value));
			cb->setProperty("__value__", e.value);
			layoutRequestFlags->addWidget(cb);
			session.addEntry(cb);
		}
	}
	//startTimer(100);
	session.load();
	peer.start();
}


QPIIntrospector::~QPIIntrospector() {
	session.save();
	peer.stop();
}


void QPIIntrospector::changeEvent(QEvent * e) {
	EMainWindow::changeEvent(e);
	switch (e->type()) {
	case QEvent::LanguageChange:
		retranslateUi(this);
		break;
	default:
		break;
	}
}


void QPIIntrospector::timerEvent(QTimerEvent * e) {
	if (e->timerId() == request_timer)
		buttonRequest->click();
}


void QPIIntrospector::buildTree(QByteArray d) {
	/*PIVector<PIIntrospectionThreads::ThreadInfo> threads;
	PIByteArray pd = Q2PIByteArray(d);
	pd >> threads;
	treeContainers->clear();
	piForeachC (PIIntrospectionThreads::ThreadInfo & t, threads) {
		QTreeWidgetItem * ti = new QTreeWidgetItem();
		ti->setText(0, QString(PI2QString(t.name) + " (%1)").arg(t.id));
		treeContainers->addTopLevelItem(ti);
	}*/
}


void QPIIntrospector::procRequestTimer() {
	if (request_timer != 0) killTimer(request_timer);
	request_timer = 0;
	if (!checkRequestTimer->isChecked()) return;
	request_timer = startTimer(1000 / spinRequestTimerHz->value());
}


void QPIIntrospector::buildDumpSection(QTreeWidgetItem * pi, PIString & str) {
}


#ifdef PIP_INTROSPECTION
void QPIIntrospector::showInfo(const PIIntrospection::ProcessInfo & info) {
	PIString s;
	s << info.execCommand << "\n";
	s << info.execDateTime.toString() << "\n";
	s << info.OS_name << "(" << info.OS_version << ", " << info.architecture << ")\n";
	s << info.user << "\n";
	s << info.build_options.join(", ");
	labelInfo->setText(PI2QString(s));
}
#endif


void QPIIntrospector::on_listApp_currentRowChanged(int r) {
	PIString cs;
	if (r < 0) cs.clear();
	else cs = Q2PIString(listApp->item(r)->text());
	if (cur_server != cs)
		widgetContainers->clear();
	cur_server = cs;
}


void QPIIntrospector::peerReceived(const PIString & from, const PIByteArray & data) {
	if (from != cur_server) return;
	//piCout << "rec" << data.size();
#ifdef PIP_INTROSPECTION
	PIByteArray ba(data);
	if (ba.size_s() < 4) return;
	uint sign(0); ba >> sign;
	if (sign != PIIntrospection::sign) return;
	PIChunkStream cs(ba);
	PIByteArray pba;
	while (!cs.atEnd()) {
		switch (cs.read()) {
		case PIIntrospection::itInfo: {
			cs.get(pba);
			PIIntrospection::ProcessInfo info;
			PIIntrospection::unpackInfo(pba, info);
			showInfo(info);
			} break;
		case PIIntrospection::itProcStat: {
			cs.get(pba);
			PIIntrospection::ProcessStat stat;
			PIIntrospection::unpackProcStat(pba, stat);
			//showInfo(info);
			} break;
		case PIIntrospection::itContainers: {
			cs.get(pba);
			PIMap<uint, PIIntrospectionContainers::Type> data;
			PIMap<uint, PIString> typenames;
			PIIntrospection::unpackContainers(pba, data, typenames);
			widgetContainers->showContainers(data, typenames);
			} break;
		case PIIntrospection::itObjects: {
			cs.get(pba);
			PIVector<PIIntrospection::ObjectInfo> objects;
			PIIntrospection::unpackObjects(pba, objects);
			widgetObjects->showObjects(objects);
			} break;
		case PIIntrospection::itThreads: {
			cs.get(pba);
			PIVector<PIIntrospectionThreads::ThreadInfo> threads;
			PIIntrospection::unpackThreads(pba, threads);
			widgetThreads->showThreads(threads);
			} break;
		default: break;
		}
	}
#endif
}


void QPIIntrospector::peersChanged(const PIString & name) {
	listApp->blockSignals(true);
	QString cs = listApp->currentItem() ? listApp->currentItem()->text() : "";
	listApp->clear();
	peer.lock();
	piForeachC (PIPeer::PeerInfo & p, peer.allPeers()) {
		QString pn = PI2QString(p.name);
		listApp->addItem(pn);
		if (pn == cs)
			listApp->setCurrentRow(listApp->count() - 1);
	}
	peer.unlock();
	listApp->blockSignals(false);
}


void QPIIntrospector::on_buttonRequest_clicked() {
	if (cur_server.isEmpty()) return;
#ifdef PIP_INTROSPECTION
	PIIntrospection::RequiredInfo info;
	for (int i = 0; i < layoutRequestFlags->count(); ++i) {
		QCheckBox * cb = qobject_cast<QCheckBox*>(layoutRequestFlags->itemAt(i)->widget());
		if (!cb) continue;
		if (!cb->isChecked()) continue;
		info.types |= cb->property("__value__").toInt();
	}
	PIByteArray ba;
	ba << PIIntrospection::sign << info;
	peer.send(cur_server, ba);
#endif
}