1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
|
import board
import json
import os
import rtc
import time
import wifi
import adafruit_connection_manager
import adafruit_minimqtt.adafruit_minimqtt as MQTT
import adafruit_ntp
import colours
import neopixel
num_pixels = 12
pixels = neopixel.NeoPixel(board.GP0, num_pixels)
CMD_FEED = "ctrl/gd_clock/cmd"
SENS_FEED = os.getenv('MQTT_SENS_FEED')
class Flashlight:
def start(self, clock):
print("Starting Flashlight mode")
pixels.fill((255, 255, 255))
clock.brightness = 0.5
pixels.brighness = clock.brightness
def loop(self, clock):
pass
flashlight = Flashlight()
class Rainbow:
count = 0
step = 1
def start(self, clock):
print("Starting rainbow mode")
pixels.fill((0, 0, 0))
clock.brightness = 0.1
pixels.brightness = clock.brightness
def loop(self, clock):
self.count += 1
if self.count >= num_pixels:
self.count = 0
i = self.count // self.step
for j in range(8):
pixels[i - j] = colours.hsv2rgb(
int(360 / num_pixels) * (i - j),
255,
256 * (1/2 ** j) - 1
)
pixels[i - 8] = (0, 0, 0)
rainbow = Rainbow()
class StatusRing:
def start(self, clock):
pixels.fill((0, 0, 0))
clock.brightness = 0.1
pixels.brightness = clock.brightness
def loop(self, clock):
if any(clock.batteries.values()):
pixels[0] = (255, 0, 0)
else:
pixels[0] = (0, 0, 32)
status_ring = StatusRing()
class ClockFace:
offset_hours = 1
offset_min = 0
def start(self, clock):
print("Starting clock face mode")
clock.brightness = 0.1
pixels.brightness = clock.brightness
pixels.fill((0, 0, 0))
def loop(self, clock):
now = time.localtime()
hour = (now.tm_hour + self.offset_hours) % 12
minutes = (now.tm_min + self.offset_min) % 60 // 5
pixels.fill((0, 0, 0))
if hour == minutes:
pixels[hour] = (64, 0, 64)
else:
pixels[hour] = (0, 0, 64)
pixels[minutes] = (64, 0, 0)
clock_face = ClockFace()
class GD_Clock:
brightness = 0.1
current_mode = clock_face
batteries = {}
def connected(self, client, userdata, flags, rc):
print("Connected to MQTT")
client.subscribe(CMD_FEED + "/#")
client.subscribe(SENS_FEED + "/#")
def disconnected(self, client, topic, message):
time.sleep(10)
client.connect()
def parse_cmd(self, topic, message):
print(f"New cmd on topic {topic}: {message}")
try:
payload = json.loads(message)
except ValueError:
return None
cmd = payload.get("cmd", None)
value = payload.get("value", None)
kwargs = payload.get("kwargs", {})
if cmd == "mode":
if value == "clock":
self.current_mode = clock_face
self.current_mode.start(self)
if value == "flashlight":
self.current_mode = flashlight
self.current_mode.start(self)
elif value == "rainbow":
self.current_mode = rainbow
self.current_mode.start(self)
elif value == "status":
self.current_mode = status_ring
self.current_mode.start(self)
elif cmd == "brightness":
if value == "+":
self.brightness = min(1.0, self.brightness + 0.1)
elif value == "-":
self.brightness = max(0.1, self.brightness - 0.1)
else:
try:
bright = float(value)
except ValueError:
return None
self.brightness = min(0.1, max(1.0, bright))
print("Setting brightness to", self.brightness)
pixels.brightness = self.brightness
def parse_sensor(self, topic, message):
print(f"New sensor message on topic {topic}: {message}")
hm, room, sensor = topic.split("/")
if sensor == "batt_low":
try:
self.batteries[room] = bool(int(message))
except ValueError:
pass
def message(self, client, topic, message):
if topic.startswith(CMD_FEED):
self.parse_cmd(topic, message)
elif topic.startswith(SENS_FEED):
self.parse_sensor(topic, message)
# ****** Main code ********************************************************** #
print("Connecting to WiFi")
try:
wifi.radio.connect(
os.getenv('CIRCUITPY_WIFI_SSID'),
os.getenv('CIRCUITPY_WIFI_PASSWORD')
)
except TypeError:
print("Could not find WiFi info. Check your settings.toml file!")
raise
print("Connected to WiFi")
pool = adafruit_connection_manager.get_radio_socketpool(wifi.radio)
ntp = adafruit_ntp.NTP(pool, tz_offset=0, cache_seconds=3600)
rtc.RTC().datetime = ntp.datetime
mqtt_client = MQTT.MQTT(
broker=os.getenv('MQTT_HOST'),
socket_pool=pool,
)
clock = GD_Clock()
mqtt_client.on_connect = clock.connected
mqtt_client.on_disconnect = clock.disconnected
mqtt_client.on_message = clock.message
mqtt_client.connect()
clock.current_mode.start(clock)
while True:
mqtt_client.loop(timeout=1)
clock.current_mode.loop(clock)
time.sleep(1)
|
