import bme680, utime, display, buttons

bme680.init()
disp = display.open()

MAIN_VIEW = 0
UNIT_VIEW = 1
CREDITS_VIEW = 2

viewmode = MAIN_VIEW
pressed = False 
while True:
    disp.clear()

    pressed = (buttons.read(buttons.TOP_RIGHT) & buttons.TOP_RIGHT !=0 ) and not pressed

    if viewmode == MAIN_VIEW:
        temperature, humidity, pressure, resistance = bme680.get_data()

        disp.print("Temp: " + str(temperature), posy=0, fg=[255, 255, 255])
        disp.print("Hum: " + str(humidity) ,posy=20, fg=[0, 255, 255])
        disp.print("Pre: " + str(pressure) ,posy=40, fg=[255, 0, 255])
        disp.print("Re: " + str(resistance) ,posy=60, fg=[255, 255, 0])

        # SELECT GO THROUGH MENU
        if pressed:
            viewmode = UNIT_VIEW   

    elif viewmode == UNIT_VIEW:
        disp.print("Temp in C", posy=0, fg=[255, 255, 255])
        disp.print("Hum in r.h.",posy=20, fg=[0, 255, 255])
        disp.print("Pre in hPa",posy=40, fg=[255, 0, 255])
        disp.print("Re in Ohm",posy=60, fg=[255, 255, 0])
        
        # SELECT GO THROUGH MENU
        if pressed:
            viewmode = CREDITS_VIEW   
    
    elif viewmode == CREDITS_VIEW:
        disp.print("Powered by", posy=0, fg=[255, 255, 255])
        disp.print("  Dark",posy=20, fg=[50, 50, 50])
        disp.print("  Systems",posy=40, fg=[50, 50, 50])

        # SELECT GO THROUGH MENU
        if pressed:
            viewmode = MAIN_VIEW   

    disp.update()
    utime.sleep(0.1)