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109 lines
4.6 KiB
109 lines
4.6 KiB
import time, json
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import RPi.GPIO as GPIO
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import keyboard
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import subprocess
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pin_config = []
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def btnBlink():
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for i in range(3):
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GPIO.output(pin_config['fridge_red_LED'], GPIO.HIGH)
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time.sleep(0.02)
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GPIO.output(pin_config['fridge_grn_LED'], GPIO.HIGH)
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time.sleep(0.02)
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GPIO.output(pin_config['tools_red_LED'], GPIO.HIGH)
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time.sleep(0.02)
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GPIO.output(pin_config['tools_grn_LED'], GPIO.HIGH)
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time.sleep(0.02)
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GPIO.output(pin_config['fridge_red_LED'], GPIO.LOW)
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time.sleep(0.02)
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GPIO.output(pin_config['fridge_grn_LED'], GPIO.LOW)
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time.sleep(0.02)
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GPIO.output(pin_config['tools_red_LED'], GPIO.LOW)
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time.sleep(0.02)
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GPIO.output(pin_config['tools_grn_LED'], GPIO.LOW)
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time.sleep(0.02)
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if __name__ == '__main__':
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with open('pin_config.json') as pin_config_stream:
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pin_config = json.load(pin_config_stream)
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if pin_config['mode'] == 'BOARD':
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GPIO.setmode(GPIO.BOARD)
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else:
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GPIO.setmode(GPIO.BCM)
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GPIO.setup(pin_config['fridge_btn'], GPIO.IN, pull_up_down=GPIO.PUD_UP)
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GPIO.setup(pin_config['tools_btn'], GPIO.IN, pull_up_down=GPIO.PUD_UP)
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GPIO.setup(pin_config['fridge_red_LED'], GPIO.OUT)
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GPIO.setup(pin_config['fridge_grn_LED'], GPIO.OUT)
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GPIO.setup(pin_config['tools_red_LED'], GPIO.OUT)
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GPIO.setup(pin_config['tools_grn_LED'], GPIO.OUT)
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GPIO.output(pin_config['fridge_grn_LED'], GPIO.LOW)
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GPIO.output(pin_config['tools_grn_LED'], GPIO.LOW)
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GPIO.output(pin_config['fridge_red_LED'], GPIO.LOW)
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GPIO.output(pin_config['tools_red_LED'], GPIO.LOW)
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while True:
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print "Enter card ID:"
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cardID_input = keyboard.record(until='enter')
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cardID = keyboard.get_typed_strings(cardID_input)[0]
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event = {}
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event["time"] = time.time()
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event["cardID"] = cardID
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event["name"] = ''
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event["action"] = ''
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try:
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with open('cards/' + cardID + '.json') as card_data:
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data = json.load(card_data)
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event["name"] = data['name']
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if data['secretTools']:
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GPIO.output(pin_config['tools_grn_LED'], GPIO.HIGH)
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else:
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GPIO.output(pin_config['tools_red_LED'], GPIO.HIGH)
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if data['fridge']:
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GPIO.output(pin_config['fridge_grn_LED'], GPIO.HIGH)
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else:
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GPIO.output(pin_config['fridge_red_LED'], GPIO.HIGH)
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timeout = time.time() + 5 # 5 seconds timeout
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wait = True
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while wait:
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if data['secretTools'] and GPIO.input(pin_config['tools_btn']) == 0:
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GPIO.output(pin_config['fridge_grn_LED'], GPIO.LOW)
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GPIO.output(pin_config['tools_grn_LED'], GPIO.LOW)
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GPIO.output(pin_config['fridge_red_LED'], GPIO.LOW)
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GPIO.output(pin_config['tools_red_LED'], GPIO.LOW)
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event['action'] = 'tools'
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wait = False
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# Open tools
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subprocess.call("/home/pi/ELAB-RFID-I2C/RPi/i2c_challenge 0x30", shell=True)
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if data['fridge'] and GPIO.input(pin_config['fridge_btn']) == 0:
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GPIO.output(pin_config['fridge_grn_LED'], GPIO.LOW)
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GPIO.output(pin_config['tools_grn_LED'], GPIO.LOW)
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GPIO.output(pin_config['fridge_red_LED'], GPIO.LOW)
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GPIO.output(pin_config['tools_red_LED'], GPIO.LOW)
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event['action'] = 'fridge'
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wait = False
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# Open fridge
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subprocess.call("/home/pi/ELAB-RFID-I2C/RPi/i2c_challenge 0x20", shell=True)
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if time.time() > timeout:
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GPIO.output(pin_config['fridge_grn_LED'], GPIO.LOW)
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GPIO.output(pin_config['tools_grn_LED'], GPIO.LOW)
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GPIO.output(pin_config['fridge_red_LED'], GPIO.LOW)
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GPIO.output(pin_config['tools_red_LED'], GPIO.LOW)
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wait = False
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except:
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btnBlink()
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print "Card not registered."
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history = []
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try:
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with open('history.json', 'r') as json_data:
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history = json.load(json_data)
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except:
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print 'Initializing new history file.'
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finally:
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history.append(event)
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with open('history.json', 'w') as outfile:
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json.dump(history, outfile)
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