import terminalio
from adafruit_display_text import bitmap_label as label
from adafruit_displayio_layout.layouts.grid_layout import GridLayout
from rainbowio import colorwheel

from macropad_os.abstract_app import App


def rgb_from_int(rgb):
    blue = rgb & 255
    green = (rgb >> 8) & 255
    red = (rgb >> 16) & 255
    return red, green, blue


class DebugApp(App):

    def __init__(self, macropad, config, name):
        super().__init__(macropad, config)
        self.name = name
        self.wheel_offset = 0
        self.lit_keys = [False] * 12
        self.labels = []
        self.title = "Debug App!"

    def on_start(self):
        print("on start from the app!")
        self.set_layout(GridLayout(x=0, y=9, width=128, height=54, grid_size=(4, 4), cell_padding=1))
        self.set_title(self.title)
        self.lit_keys = [True] * 12
        for _ in range(12):
            self.labels.append(label.Label(terminalio.FONT, text=""))

        # for index in range(12):
        #     x = index % 3
        #     y = index // 3
        #     self.layout.add_content(self.labels[index], grid_position=(x, y), cell_size=(1, 1))
        self.set_tone_status(True)
        self.set_tones([196, 220, 246, 262, 294, 330, 349, 392, 440, 494, 523, 587])
        self.register_on_key_pressed(self.process_keys_pressed_callback)
        self.register_on_key_released(self.process_keys_released_callback)
        self.register_on_encoder_changed(self.process_enbcoder_changed)

    def on_resume(self):
        print("resume from the debug app!")

    def on_pause(self):
        print("Pausing")

    def on_stop(self):
        print("Stopping")

    def on_loop(self):
        self.update_key_colors()

    def update_key_colors(self):
        self.wheel_offset += 1
        colors = self.get_colors()
        for pixel in range(12):
            if self.lit_keys[pixel]:
                (r, g, b) = rgb_from_int(colorwheel((pixel / 12 * 256) + self.wheel_offset))
                colors[pixel] = (r, g, b)
            else:
                colors[pixel] = 0
        self.set_colors(colors)

    def process_keys_pressed_callback(self, keyevent):
        print("PROCESS KEYS CALLBACK FROM DEBUG")
        print(keyevent)

    def process_keys_released_callback(self, keyevent):
        print("PROCESS KEYS RELEASED CALLBACK FROM DEBUG")
        print(keyevent)
    def process_enbcoder_changed(self, keyevent):
        print("PROCESS Encoder Changed Callback FROM DEBUG")
        print(keyevent)