feat: Added automatic loading of Apps from the macropad_apps/python directory at load time.

Performance improvements to the lighting system.
Renamed app_router to macropad_os.

.gitignore

@@ -116,3 +116,4 @@ dmypy.json
 
 
 .idea*
+config.json

code.py

@@ -1,22 +1,40 @@
-from macropad_os import AppRouter, SerialComms, Config
+import os
+
+from macropad_os import MacropadOS, SerialComms, Config, App
 
 from adafruit_macropad import MacroPad
 
-from macropad_apps.python import NumpadApp
-
 macropad = MacroPad()
 
 default_config = Config("default_config.json").load()
 config = Config("config.json").load(default_config)
 
-ar = AppRouter(macropad, config, [
-    NumpadApp(macropad, config),
-#  Arrow Keys
-#  Script Runner
-])
+PYTHON_APP_FOLDER = "./macropad_apps/python"
 
-sc = SerialComms(config)
+apps = []
 
+files = os.listdir(PYTHON_APP_FOLDER)
+files.sort()
+
+app_classes = []
+for filename in files:
+    if filename.endswith('.py') and not filename.startswith('._'):
+        try:
+            print(filename)
+            module = __import__(PYTHON_APP_FOLDER + '/' + filename[:-3])
+            classes = [getattr(module, a) for a in dir(module)
+                   if isinstance(getattr(module, a), type)]
+            for cls in classes:
+                if issubclass(cls, App) and cls.__name__ != "App":
+                    app_classes.append(cls)
+            print(app_classes)
+        except (SyntaxError, ImportError, AttributeError, KeyError, NameError, IndexError, TypeError) as err:
+            print("ERROR in", filename)
+            import traceback
+
+            traceback.print_exception(err, err, err.__traceback__)
+
+ar = MacropadOS(macropad, config, apps=app_classes)
+# sc = SerialComms(config)
 # _thread.start_new_thread(sc.run, (sc))
-
 ar.start()

macropad_apps/python/__init__.py

@@ -1 +0,0 @@
-from .numpad import NumpadApp

macropad_apps/python/numpad.py

@@ -1,8 +1,10 @@
+from time import monotonic_ns
+
 import terminalio
 from adafruit_display_text.bitmap_label import Label
 
-from adafruit_display_text.scrolling_label import ScrollingLabel
 from adafruit_displayio_layout.layouts.grid_layout import GridLayout
+from adafruit_hid.keycode import Keycode
 from rainbowio import colorwheel
 
 from macropad_os import App
@@ -24,6 +26,8 @@ modified_labels = [
 ]
 
 
+COLOR_UPDATE_RATE = 50000000 # .05 seconds
+
 class NumpadApp(App):
 
     def __init__(self, macropad, config):
@@ -34,6 +38,7 @@ class NumpadApp(App):
         self.labels = []
         self.title = "Numpad"
         self.modifier_pressed = False
+        self.last_color_update = 0
 
     def on_start(self):
         print("on start from the app!")
@@ -65,6 +70,10 @@ class NumpadApp(App):
     def update_key_colors(self):
         self.wheel_offset += 1
         colors = []
+
+        last_update_ago = monotonic_ns() - self.last_color_update
+        if last_update_ago > COLOR_UPDATE_RATE:
+            self.last_color_update = monotonic_ns()
         for pixel in range(12):
             if self.lit_keys[pixel]:
                 (r, g, b) = rgb_from_int(colorwheel((pixel / 12 * 256) + self.wheel_offset))
@@ -74,12 +83,11 @@ class NumpadApp(App):
         self.set_colors(colors)
 
     def process_keys_pressed_callback(self, keyevent):
-        print("PROCESS KEYS CALLBACK FROM DEBUG")
         print(keyevent)
+        self.keyboard.send(Keycode.SHIFT,Keycode.SHIFT,Keycode.SHIFT, Keycode.A)
 
     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)

macropad_os/__init__.py

@@ -2,4 +2,4 @@ from .serial_communications import SerialComms
 from .configuration import Config, ConfigItem
 from .app_state import AppState, InvalidStateUpdateError
 from .abstract_app import App
-from .app_router import AppRouter
+from .macropad_os import MacropadOS

macropad_os/abstract_app.py

@@ -1,4 +1,4 @@
-import time
+from time import monotonic_ns
 
 import displayio
 import terminalio
@@ -12,6 +12,9 @@ DISPLAY = displayio.Group()
 def convert_to_keynum(x, y):
     return 3 * x + y
 
+#TODO: Limit sounds to a similar rate as well for better performance
+
+MAX_LIGHTING_UPDATE_RATE = 50000000 # .05 seconds
 
 class App(object):
 
@@ -42,10 +45,12 @@ class App(object):
         self._state = AppState.STOPPED
         self._name = "app"
         self._key_tones = {}
+        self._last_lighting_update = 0
 
         self._current_brightness = config.brightness()
 
         self.macropad = macropad
+        self.keyboard = macropad.keyboard
         self.config = config
 
     def start(self) -> None:
@@ -86,7 +91,7 @@ class App(object):
         self._state = AppState.PAUSED
 
     def _on_pause(self) -> None:
-        self.macropad.keyboard.release_all()
+        self.keyboard.release_all()
         self.macropad.consumer_control.release()
         self.macropad.mouse.release_all()
         self.macropad.stop_tone()
@@ -116,7 +121,6 @@ class App(object):
             if key_event.key_number < 12:
                 if key_event.pressed:
                     self.macropad.stop_tone()
-                    print(self.config.get_items())
                     self._play_tone_for_key(key_event.key_number)
                     if self._key_pressed_callbacks:
                         for callback in self._key_pressed_callbacks:
@@ -124,7 +128,7 @@ class App(object):
                 else:
                     self._stop_tone_for_key(key_event.key_number)
                     if self._key_released_callbacks:
-                        for callback in self._key_pressed_callbacks:
+                        for callback in self._key_released_callbacks:
                             callback(key_event.key_number)
 
     def _play_tone_for_key(self, key_number):
@@ -169,13 +173,14 @@ class App(object):
         raise NotImplementedError("on_stop not implemented.")
 
     def _update_lighting(self) -> None:
+        last_update_ago = monotonic_ns() - self._last_lighting_update
+        if last_update_ago >  MAX_LIGHTING_UPDATE_RATE:
+            self._last_lighting_update = monotonic_ns()
             new_brightness = self.config.brightness()
             if self._current_brightness != new_brightness:
-            print("SETTING BRIGHTNESS!!!!")
-            print(self._key_lights)
+                # Setting the brightness here
                 self._key_lights = [tuple(rgb_val * new_brightness / self._current_brightness for rgb_val in color) for
                                     color in self._key_lights]
-            print(self._key_lights)
                 self._current_brightness = self.config.brightness()
             for index, color in enumerate(self._key_lights):
                 self.macropad.pixels[index] = color

macropad_os/app_utils/key.py

@@ -0,0 +1,6 @@
+from adafruit_hid.keycode import Keycode
+
+class Key(object):
+    def __init__(self, name, keycode:Keycodes):
+        self.name = name
+        self.code = keycode

macropad_os/macropad_os.py

@@ -4,14 +4,14 @@ from .app_state import AppState
 from macropad_os.system_apps import OptionsApp, DebugApp
 
 
-class AppRouter(object):
+class MacropadOS(object):
     def __init__(self, macropad, config, apps):
         print("app router")
         self.macropad = macropad
         self.app_index = 0
-        self.apps = apps
+        self.apps = [a(macropad, config) for a in apps]
         self.options = OptionsApp(macropad, config)
-        self.current_app = apps[self.app_index]
+        self.current_app = self.apps[self.app_index]
         self.config = config
         self.encoder_state = False
         self.options_time = 500000000  # .5 seconds in nanoseconds
@@ -39,6 +39,7 @@ class AppRouter(object):
             self.current_app.resume()
 
     def start(self) -> None:
+        print(self.current_app)
         self.current_app.start()
         self.current_app.resume()