1  # SPDX-FileCopyrightText: 2019 Dave Astels for Adafruit Industries.
 2  # SPDX-FileCopyrightText: 2020 Brent Rubell for Adafruit Industries.
 3  #
 4  # SPDX-License-Identifier: Unlicense
 5  import time
 6  from adafruit_magtag.magtag import MagTag
 7  
 8  try:
 9      from secrets import secrets
10  except ImportError:
11      print(
12          """WiFi settings are kept in secrets.py, please add them there!
13  the secrets dictionary must contain 'ssid' and 'password' at a minimum"""
14      )
15      raise
16  
17  # Set to the twitter username you'd like to fetch tweets from
18  TWITTER_USERNAME = "adafruit"
19  
20  # Set to the amount of time to deep sleep for, in minutes
21  SLEEP_TIME = 15
22  
23  # Set up where we'll be fetching data from
24  DATA_SOURCE = (
25      "https://api.twitter.com/1.1/statuses/user_timeline.json?"
26      "screen_name=%s&count=1&tweet_mode=extended" % TWITTER_USERNAME
27  )
28  TWEET_TEXT = [0, "full_text"]
29  TWEET_FULL_NAME = [0, "user", "name"]
30  TWEET_HANDLE = [0, "user", "screen_name"]
31  
32  magtag = MagTag(url=DATA_SOURCE, json_path=(TWEET_FULL_NAME, TWEET_HANDLE, TWEET_TEXT))
33  # Set Twitter OAuth2.0 Bearer Token
34  bearer_token = secrets["twitter_bearer_token"]
35  magtag.set_headers({"Authorization": "Bearer " + bearer_token})
36  
37  # Display setup
38  magtag.set_background("/images/background.bmp")
39  
40  # Twitter name
41  magtag.add_text(
42      text_position=(70, 10),
43      text_font="/fonts/Arial-Bold-12.pcf",
44  )
45  
46  # Twitter handle (@username)
47  magtag.add_text(
48      text_position=(70, 30),
49      text_font="/fonts/Arial-12.bdf",
50      text_transform=lambda x: "@%s" % x,
51  )
52  
53  # Tweet text
54  magtag.add_text(
55      text_font="/fonts/Arial-Bold-12.pcf",
56      text_wrap=30,
57      text_maxlen=160,
58      text_position=(
59          5,
60          (magtag.graphics.display.height // 2) + 20,
61      ),
62      line_spacing=0.75,
63  )
64  
65  # preload characters
66  magtag.preload_font()
67  
68  try:
69      value = magtag.fetch()
70      print("Response is", value)
71  except (ValueError, RuntimeError, ConnectionError, OSError) as e:
72      print("Some error occured, retrying! -", e)
73  
74  time.sleep(2)
75  print("Sleeping!")
76  magtag.exit_and_deep_sleep(SLEEP_TIME * 60)