class Controller:
'''
Instanciate the app components and
control the rep loop
:seqdiag_note Entry point of the business layer
'''
def __init__(self, printer, configMgr):
if os.name == 'posix':
FILE_PATH = '/sdcard/cryptopricer.ini'
else:
FILE_PATH = 'c:\\temp\\cryptopricer.ini'
self.configMgr = configMgr
self.priceRequester = PriceRequester()
self.crypCompTranslator = CrypCompExchanges()
self.processor = Processor(self.configMgr, self.priceRequester, self.crypCompTranslator)
self.requester = Requester(self.configMgr)
self.commandPrice = CommandPrice(self.processor, self.configMgr)
self.commandCrypto = CommandCrypto(self.processor)
self.requester.commandPrice = self.commandPrice
self.requester.commandCrypto = self.commandCrypto
self.commandQuit = CommandQuit(sys)
self.requester.commandQuit = self.commandQuit
self.commandError = CommandError(None)
self.requester.commandError = self.commandError
self.printer = printer
def run(self):
'''
Used essentially by the command line version of CryptoPricer.
:return: nothing
'''
while True:
command = self.requester.request()
result = command.execute()
if result != '':
strToPrint = self.printer.getPrintableData(result)
print(strToPrint)
def getPrintableResultForInput(self, inputStr):
'''
Return the printable request result, the full request command without any command option and
the full request command with any specified save mode option (option which is to be saved in the
command history list.
:param inputStr:
:seqdiag_return printResult, fullCommandStr, fullCommandStrWithOptions, fullCommandStrWithSaveModeOptions
:return: 1/ printable request result
2/ full request command without any command option
3/ full request command with any non save command option
4/ full request command with any specified save mode option, None if no save mode option
is in effect
Ex: 1/ 0.1 ETH/36 USD on Bitfinex: 21/11/17 10:00 360
2/ eth usd 0 bitfinex
3/ None (value command with save mode in effect !)
4/ eth usd 0 bitfinex -vs0.1eth
1/ 0.1 ETH/36 USD on Bitfinex: 21/11/17 10:00 360
2/ eth usd 0 bitfinex
3/ eth usd 0 bitfinex -v0.1eth
4/ None (no value command save option in effect)
1/ ETH/USD on Bitfinex: 21/11/17 10:00 360
2/ eth usd 0 bitfinex
3/ None (no value command in effect)
4/ None (no value command save option in effect)
'''
command = self.requester.getCommand(inputStr)
result = command.execute()
if result != '':
printResult = self.printer.getPrintableData(result)
fullCommandStr, fullCommandStrWithOptions, fullCommandStrWithSaveModeOptions = self.printer.getFullCommandString(result)
return printResult, fullCommandStr, fullCommandStrWithOptions, fullCommandStrWithSaveModeOptions
class Controller: """ Instanciate the app components and control the rep loop. :seqdiag_note Client in the GOF Command pattern. Entry point of the business layer. Instanciates the business layer classes. """ def __init__(self, printer, configMgr, priceRequester): self.configMgr = configMgr self.priceRequester = priceRequester self.crypCompTranslator = CrypCompExchanges() self.processor = Processor(self.configMgr, self.priceRequester, self.crypCompTranslator) self.requester = Requester(self.configMgr) self.commandPrice = CommandPrice(self.processor, self.configMgr) self.commandCrypto = CommandCrypto(self.processor) self.requester.commandPrice = self.commandPrice self.requester.commandCrypto = self.commandCrypto self.commandQuit = CommandQuit(sys) self.requester.commandQuit = self.commandQuit self.commandError = CommandError(None) self.requester.commandError = self.commandError self.printer = printer def commandLineLoop(self): """ Used essentially by the command line version of CryptoPricer. """ while True: command = self.requester.getCommandFromCommandLine() result = command.execute() if result != '': strToPrint = self.printer.getCommandOutputResult(result) print(strToPrint) def getPrintableResultForInput(self, inputStr): ''' Return the printable request result, the full request command without any command option, the full request command with any specified NON save mode option (information used by the GUI to define the status bar content, which differs according to the type of the request, full or partial and finally the full request command with any specified save mode option (option which is to be saved in the command history list. A detailed explanation of the usefulness of the returned values is availablein the GuiOutputFormatter.getFullCommandString(( method documentation. :param inputStr: :seqdiag_return printResult, fullCommandStrNoOptions, fullCommandStrWithNoSaveOptions, fullCommandStrWithSaveOptionsForHistoryList, fullCommandStrForStatusBar :return: 1/ printable request result 2/ full request command without any command option 3/ full request command with any non save command option(s) 4/ full request command with any specified save mode option(s), None if no save mode option is in effect 5/ full command string for status bar Ex: 1/ 0.1 ETH/36 USD on Bitfinex: 21/11/17 10:00 360 2/ eth usd 0 bitfinex 3/ None (one command option with save mode in effect !) 4/ eth usd 0 bitfinex -vs0.1eth 1/ 0.1 ETH/36 USD on Bitfinex: 21/11/17 10:00 360 2/ eth usd 0 bitfinex 3/ eth usd 0 bitfinex -v0.1eth 4/ None (no command save option in effect) 1/ ETH/USD on Bitfinex: 21/11/17 10:00 360 2/ eth usd 0 bitfinex 3/ None (no command option in effect) 4/ None (no command save option in effect) ''' command = self.requester.getCommand(inputStr) resultData = command.execute() if resultData != '': commandOutputResult = self.printer.getCommandOutputResult(resultData) fullCommandStrNoOptions, \ fullCommandStrWithNoSaveOptions, \ fullCommandStrWithSaveOptionsForHistoryList, \ fullCommandStrForStatusBar = self.printer.getFullCommandString(resultData) return commandOutputResult, fullCommandStrNoOptions, fullCommandStrWithNoSaveOptions, fullCommandStrWithSaveOptionsForHistoryList, fullCommandStrForStatusBar
