refactor: read the code and remake to match DiskoPidu

pyleds/program/promise/ChristmasLights.py

@@ -0,0 +1,38 @@
+from lib.Program import Program
+from rpi_ws281x import Color
+import time
+
+def name():
+    return 'Christmas Lights'
+
+class ChristmasLights(Program):
+
+    def christmas_pattern(self, offset, segment_length=2):
+        RED = Color(255, 0, 0)
+        GREEN = Color(0, 255, 0)
+        WARM_WHITE = Color(200, 180, 60)
+        colors = [RED, GREEN, WARM_WHITE]
+
+        totalLength = self._lm.count_pixels()
+
+        for i in range(totalLength):
+            color_index = ((i + offset) // segment_length) % len(colors)
+            self._lm.set_pixel_color(i, colors[color_index])
+
+        self._lm.show()
+        return len(colors) * segment_length
+
+    def run(self, args=None):
+        # Fsr the application in the run file is different from
+        # the configuration in the Program and ProgramLoading files
+        loop = args.get("loop", False) if args else False
+
+        offset = 0
+        segment_length = 2
+        while self.get_loop().status():
+            self._lm.get_tempo().wait()
+            cycle_limit = self.christmas_pattern(offset, segment_length)
+            offset = (offset + 1) % cycle_limit
+
+            if not loop:
+                break