import terminalio

from adafruit_display_text.scrolling_label import ScrollingLabel
from adafruit_displayio_layout.layouts.grid_layout import GridLayout
from rainbowio import colorwheel

from macropad_os import App
from macropad_os.app_utils import rgb_from_int


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=(3, 4), cell_padding=1))
        self.set_title(self.title)
        self.lit_keys = [True] * 12
        for i in range(12):
            self.labels.append(ScrollingLabel(terminalio.FONT, text=f"{i}{i}{i}{i}{i}", max_characters=6, animate_time=0.5))
        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_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()
        for label in self.labels:
            label.update()

    def update_key_colors(self):
        self.wheel_offset += 1
        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.append((r, g, b))
            else:
                colors.append((0, 0, 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)