"""

"""

import os
import sys
from machine import SPI, Pin
import time
import random
from ST7735 import TFT, TFTColor

# Define pin numbers
DC = 16  #aDC=16
RST = 17 # aReset=17
MOSI = 11 # mosi=11
SCK = 10 # sck=10
CS = 18 # aCS=18

if __name__ == "__main__":
    print("====================================")
    print(sys.implementation[0], os.uname()[3],
          "\nrun on", os.uname()[4])
    print("====================================")

    # Initialize SPI communication
    spi = SPI(1, baudrate=20000000, polarity=0, phase=0,
              sck=Pin(SCK), mosi=Pin(MOSI), miso=None
    )

    # Initialize the ST7735 display
    tft = TFT(spi, DC, RST, CS)
    tft.initr()
    tft.rgb(True)  # Enable color

    # https://blog.boochow.com/article/micropython-st7735-vertical-scroll.html
    tft.setvscroll(17, 17)
    tft.fill(TFT.BLACK)
    tft.fillrect((0, 0), (128, 16), TFT.PURPLE)
    tft.fillrect((0, 144), (128, 16), TFT.CYAN)
    tft.fillcircle((64, 80), 64, TFT.YELLOW)
    tft.fillcircle((48, 60), 4, TFT.BLACK)
    tft.fillcircle((80, 60), 4, TFT.BLACK)
    tft.fillrect((32, 100), (64, 2), TFT.BLACK)
    for i in range(0, 129):
        tft.vscroll(i)
        time.sleep_ms(50)

    # https://coxxect.blogspot.com/2022/08/micropythonesp32-c3-18-128x160-tft.html
    tft.fill(TFT.BLACK)
    #Random pixel
    for p in range(1000):
        x = random.randint(5, tft.size()[0]-10)
        y = random.randint(5, tft.size()[1]-10)
        c = TFTColor(random.randint(0, 0xFF),
                     random.randint(0, 0xFF),
                     random.randint(0, 0xFF))
        tft.pixel((x, y), c)

    #Random line
    for l in range(100):
        tft.line((random.randint(5, tft.size()[0]-10),
                      random.randint(5, tft.size()[1]-10)),
                     (random.randint(5, tft.size()[0]-10),
                      random.randint(5, tft.size()[1]-10)),
                      TFTColor(random.randint(0, 0xFF),
                               random.randint(0, 0xFF),
                               random.randint(0, 0xFF)))

    #Random circle
    for l in range(20):
        tft.circle((random.randint(5, tft.size()[0]-10),
                    random.randint(5, tft.size()[1]-10)),
                    random.randint(1, 50),
                    TFTColor(random.randint(0, 0xFF),
                             random.randint(0, 0xFF),
                    random.randint(0, 0xFF)))

    #Random fillcircle
    for l in range(20):
        tft.fillcircle((random.randint(5, tft.size()[0]-10),
                        random.randint(5, tft.size()[1]-10)),
                        random.randint(1, 50),
                        TFTColor(random.randint(0, 0xFF),
                                 random.randint(0, 0xFF),
                        random.randint(0, 0xFF)))

    tft.fill(TFT.BLACK)

    print("~ bye ~")