refactor state

lcd_manager.py

@@ -1,5 +1,6 @@
 from time import sleep
 
+
 class Adafruit_CharLCD:
 
     # commands

leds.py

@@ -11,6 +11,11 @@ import lcd_manager
 import light_manager
 import logging
 
+level = 0
+level_max = 14
+level_state = 0
+color_state = 0
+
 
 def lightlevel(lcd, level):
     logging.debug("display level")
@@ -18,9 +23,8 @@ def lightlevel(lcd, level):
     lcd.message("Light Level:\n]" + "-"*level + "[")
 
 
-def querylightlevel():
-    logging.debug("NYI")
-    return 7
+def query():
+    level_state = 2
 
 
 def color(lcd):
@@ -29,33 +33,39 @@ def color(lcd):
     logging.debug("NYI")
 
 
+def get_state():
+    if level_state > 0:
+        level_state -= 1
+        return "level"
+    elif color_state > 0:
+        color_state -= 1
+        return "color"
+    else:
+        return "idle"
+
+
+def displayon(lcd):
+    if lcd.displaycontrol & lcd.LCD_DISPLAYON != lcd.displaycontrol:
+        lcd.display()
+
+
 def loop():
     lcd = lcd_manager.Adafruit_CharLCD()
     lights = light_manager.LightStrip()
-    level = 0
-    level_max = 14
-    idle = 0
-    idle_max = 15
-    cur_color = (255, 255, 255)
     while True:
         logging.debug("loop")
-        query_level = querylightlevel()
-        idle = idle + 1
-        logging.debug("idle value: {}".format(idle))
         lights.tick()
-        if query_level != level:
-            level = query_level
+        query()
+        state = get_state()
+
+        if state == "level":
+            if lights.get_light_level() != (level / level_max):
                 lights.set_light_level(level / level_max)
-            idle = 0
-            if lcd.displaycontrol & lcd.LCD_DISPLAYON != lcd.displaycontrol:
-                lcd.display()
             lightlevel(lcd, level)
-        elif idle >= idle_max:
-            logging.debug("hit idle threshold")
-            idle = idle_max
-            lcd.noDisplay()
+        elif state == "color":
+            color(lcd)
         else:
-            lightlevel(lcd, level)
+            lcd.noDisplay()
         sleep(0.1)
 
 

light_manager.py

@@ -3,22 +3,29 @@ import neopixel
 import board
 import logging
 
+
 def defaultPattern(n, t):
     return (((n + t) * 5) % 255, (t * 42) % 255, (t * 50) % 255)
 
+
 class LightStrip:
     def __init__(self, data_pin=board.D18, string_length=300, brightness=1, pixel_order=neopixel.GRB, max_changes=5):
         self.data_pin = data_pin
 
-        self.np = neopixel.NeoPixel(self.data_pin, string_length, brightness = brightness, auto_write=True, pixel_order = pixel_order)
+        self.np = neopixel.NeoPixel(
+            self.data_pin, string_length, brightness=brightness, auto_write=True, pixel_order=pixel_order)
         self.pattern = defaultPattern
         self.cur_tick = 0
         self.cur_index = 0
         self.max_changes = max_changes
         self.cur_pattern = []
 
+    def get_light_level(self):
+        return self.np.brightness
+
     def set_light_level(self, level):
         self.np.brightness = level
+
     def pattern(self, pattern_callback):
         self.pattern = pattern_callback
 
@@ -44,13 +51,15 @@ class LightStrip:
         for i in range(ind, n):
             col = self.cur_pattern[i]
             self.cur_index = i
-      logging.debug("TEST VALUES: np {} col {} same {}".format(np[i], col, tuple(np[i]) != col))
+            logging.debug("TEST VALUES: np {} col {} same {}".format(
+                np[i], col, tuple(np[i]) != col))
             if tuple(np[i]) != col:
                 changes = changes + 1
                 np[i] = col
-        logging.debug("CHANGE COLOR OF PIXEL {} TO {} ON TICK {}".format(i, col, t))
+                logging.debug(
+                    "CHANGE COLOR OF PIXEL {} TO {} ON TICK {}".format(i, col, t))
                 if changes >= self.max_changes:
-          break;
+                    break
         if self.cur_index >= (n-1):
             self.get_next_pattern_tick()
             self.cur_index = 0

logging.py

@@ -1,4 +1,4 @@
-debug_statements = True
+debug_statements = False
 
 def debug(msg):
     if debug_statements: