#Define batch schedule in JST (cron expression*The place to do is empty)
props['schedule'] = {
    'minute': 40,
    'hour': 9,
    'week_day': 'MON-FRI'
}

#Convert JST to UTC
if props['schedule'].get('hour') is not None:
    props['schedule']['hour'] = props['schedule']['hour'] - 9
    if props['schedule']['hour'] < 0:
        props['schedule']['hour'] += 24
        if props['schedule'].get('day') is not None:
            props['schedule']['day'] = props['schedule']['day'] - 1
        
#JST If it operates by 9 am at the beginning of the month, operate it on a date like the end of the month and judge with Lambda etc.
if props['schedule'].get('day') == 0:
    props['schedule']['day'] = '28-31'

# props['schedule']Convert the contents to str
for key in props['schedule'].keys():
    props['schedule'][key] = str(props['schedule'][key])
    
# Cloud Watch Events
Rule = events.Rule(
    app, f"Batch-{id}",
    schedule=events.Schedule.cron(**props['schedule'])
)

import datetime
import calendar


def lambda_handler(event, context):
    print('===Start Lambda===')
    print(event)
    
    dt_now = datetime.datetime.now()
    monthrange = calendar.monthrange(dt_now.year, dt_now.month)[1]
    
    result = dt_now.day == monthrange
    
    print(result)
    
    return result

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