'''
Created on 8 apr 2019

@author: Emanuele Trabattoni
'''

import sys
import datetime
import PyQt5.QtWidgets
from MKPrint_GUI import Ui_MainWindow
from printer import MarkoPrinter


class MainWindow(PyQt5.QtWidgets.QMainWindow):
	def __init__(self, configFilePath):
		try:
			self.printer = MarkoPrinter(configFilePath)
		except FileNotFoundError as e:
			print("Configuration file error: {}".format(e))
			sys.exit(1)

		PyQt5.QtWidgets.QMainWindow.__init__(self)
		self.ui = Ui_MainWindow()
		self.ui.setupUi(self)
		self.setFixedSize(self.maximumSize())
		self.setWindowTitle("Manda Etichette a Marcatrice")
		self.timer = PyQt5.QtCore.QTimer()
		self.ui.btn_connect.clicked.connect(self.toggla_connessione)
		self.ui.btn_upload.clicked.connect(self.upload)
		self.ui.btn_upload.setEnabled(False)
		self.ui.rad_dataOn.setChecked(True)
		self.ui.prg_inkLevel.setTextVisible(True)

	def updateStatusView(self):
		connessa = self.printer.connected
		self.ui.btn_upload.setEnabled(connessa)
		if connessa:
			self.ui.prg_inkLevel.setValue(self.printer.headStatus["iuse"])
			self.ui.lcd_printCount.display(
				str(self.printer.headStatus["labelCnt"]))
		else:
			self.ui.prg_inkLevel.setValue(0)
			self.ui.lcd_printCount.display('0')

	def toggla_connessione(self):
		connessa = self.printer.connected
		if connessa:
			connessa = self.printer.disconnetti()
		else:
			connessa = self.printer.connetti()
		if connessa:
			self.ui.btn_connect.setText("DISCONNETTI")
			self.ui.lbl_stat.setText("Connesso")
			self.timer.start(self.printer.settings["keepalive"])
			self.timer.timeout.connect(self.keepalive)
		else:
			self.timer.stop()
			self.ui.lbl_stat.setText("Disconnesso")
			self.ui.btn_connect.setText("CONNETTI")
		self.updateStatusView()

	def keepalive(self):
		# TODO: usare il primo argomento di keepalive (stato connessione) per aggiornare la ui
		_, statusUpdated = self.printer.keepalive()
		if statusUpdated:
			self.updateStatusView()

	def upload(self):
		if self.ui.rad_dataOn.isChecked():
			date = datetime.datetime.now()
			date = date.strftime(self.printer.data["dateformat"])
		else:
			date = ""
		descr = str(self.ui.txt_descr.toPlainText()).capitalize()
		datastr = str(self.ui.txt_model.text()).upper() + "\r" + \
			date + descr + "\r"
		response, statusUpdated = self.printer.upload(descr, datastr)
		if statusUpdated:
			self.updateStatusView()
		self.ui.lbl_stat.setText(response)

	def quit(self):
		pass


if __name__ == '__main__':
	app = PyQt5.QtWidgets.QApplication(sys.argv)
	configFilePath = "MkpWIFI/conf.json"
	window = MainWindow(configFilePath)
	window.show()
	sys.exit(app.exec_())