"""The sample demonstrates how to get instrument properties"""

import logging
import threading

import win32com.client

import CELEnvironment

#region Settings

# Replace it with enabled symbol
SYMBOL = "DD"

# Logging settings: specify log level and log format here.
# Set log level to DEBUG to see more internal messages.
# See more information about logging lib usage: https://docs.python.org/3/howto/logging-cookbook.html
CELEnvironment.LOG_LEVEL = logging.INFO
# CELEnvironment.LOG_FORMAT = ...

# CELEnvironment.SinkInternal uses own LOG_LEVEL (which is inherited from the global one) and own LOG_FORMAT.
# You can redefine them as follows:
# CELEnvironment.SinkInternal.LOG_LEVEL = logging.DEBUG
# CELEnvironment.SinkInternal.LOG_FORMAT = ...

LOG = CELEnvironment.GetLogger()

#endregion


class InstrumentProperties(CELEnvironment.CELSinkBase):
    def __init__(self):
        self.eventDone = threading.Event()

    def Init(self, celEnvironment):
        self.celEnvironment = celEnvironment

    def Start(self):
        LOG.info("Request instrument properties for %s", SYMBOL)
        self.celEnvironment.cqgCEL.NewInstrument(SYMBOL)

        self.eventDone.wait(10)

    def OnDataError(self, cqgError, errorDescription):
        if cqgError is not None:
            error = win32com.client.Dispatch(cqgError)
            LOG.error("OnDataError: Code: %d Description: %s", error.Code, error.Description)

        self.eventDone.set()

    def OnInstrumentResolved(self, symbol, cqgInstrument, cqgError):
        if cqgError is not None:
            error = win32com.client.Dispatch(cqgError)
            LOG.error("OnInstrumentResolved error: Error code: %d Description: %s", error.Code, error.Description)
            self.eventDone.set()
            return

        instrument = win32com.client.Dispatch(cqgInstrument)
        LOG.info("OnInstrumentResolved: Symbol: %s", symbol)
        properties = win32com.client.Dispatch(instrument.Properties)
        for prop in properties:
            LOG.info("   Property name: %s Value: %s", prop.Name, prop.Value)
        self.eventDone.set()


if __name__ == "__main__":
    CELEnvironment.Start(InstrumentProperties)