from synapse.platforms import *

BUZZER_PIN = 0 #pin 2
LED_RED_PIN = 11 #pin 13
LED_GREEN_A_PIN = 13 #pin 15
LED_GREEN_B_PIN = 14 #pin 16
BUTTON_PIN_A = 15 #pin 17
BUTTON_PIN_B = 12 #pin 14
SWITCH_PIN = 17 #pin 19

@setHook(HOOK_STARTUP)
def startupEvent():

    #Buzzer
    setPinDir(BUZZER_PIN, True)

    #Switch
    setPinDir(SWITCH_PIN, False)
    setPinPullup(SWITCH_PIN, True)

    #Button A
    setPinDir(BUTTON_PIN_A, False)
    setPinPullup(BUTTON_PIN_A, True)

    #Button B
    setPinDir(BUTTON_PIN_B, False)
    setPinPullup(BUTTON_PIN_B, True)

    #LED Green A
    setPinDir(LED_GREEN_A_PIN, True)

    #LED Green B
    setPinDir(LED_GREEN_B_PIN, True)

    #LED Red
    setPinDir(LED_RED_PIN, True)
    writePin(LED_RED_PIN, True)

    #Monitor button for press
    monitorPin(BUTTON_PIN_A, True)

    #Monitor button for press
    monitorPin(BUTTON_PIN_B, True)

@setHook(HOOK_GPIN)
def buttonEvent(pinNum, isSet):

    #If button pressed, turn off LED, buzzer
    if pinNum == BUTTON_PIN_A:
        if not isSet:
            writePin(LED_GREEN_A_PIN, False)
            writePin(BUZZER_PIN, False)

    #If button pressed, turn on LED (test)
    if pinNum == BUTTON_PIN_B:
        if not isSet:
            writePin(LED_GREEN_B_PIN, True)

#Trigger alert (LED/buzzer)
def triggerAlert():

    #Turn on LED
    writePin(LED_GREEN_A_PIN, True)

    #If buzzer enabled
    if (readPin(SWITCH_PIN) == False):

        #Turn on buzzer
        writePin(BUZZER_PIN, True)

#### Handle Events ###

#Doorbell ring
def doorbell_ring_handle():
    triggerAlert()