port over code from test project.

auto-start.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+# Auto Start
+# ================================================================
+# This script is used to start the roaming-light-relay controller
+# when the Raspberry Pi is turned on. The main thing is does is
+# activate the projects virtual environment before running the
+# actual program in this project. This file is referenced in
+# /etc/xdg/lxsession/LXDE-pi/autostart. The file just referenced
+# is a Raspbian specific file and I have found it to do what I want
+# better than using crontab -- like traditional Linux set-ups.
+# Refer to your Roaming Light: Project Notes file for more info.
+# IT IS ASSUMED THIS FILE IS IN THE PROJECTS ROOT FOLDER.
+# IT WILL NOT WORK AS INTENDED OUTWISE.
+
+source /home/pi/repos/roaming-light-relay/proj-env/bin/activate
+python3 /home/pi/repos/roaming-light-relay/relay.py

relay.py

@@ -0,0 +1,48 @@
+# Need to install python-rpi.gpio
+import RPi.GPIO as GPIO
+import time
+import requests # Used to grab light reading via the REST API.
+
+relay_pin = 11
+#GPIO.setmode(GPIO.BCM) # GPIO umbers instead of board numbers.
+GPIO.setmode(GPIO.BOARD)
+GPIO.setup(relay_pin, GPIO.OUT)
+
+
+try:
+    while True:
+#        r = requests.get('http://192.168.1.228:5000/api/readings/latest/1')
+        r = requests.get('http://35.176.14.135/api/readings/latest/1')        
+        #print(r.status_code)
+        data = r.json()
+        #print(data)
+        the_reading = data.get("reading")
+#        print(the_reading)
+        if the_reading > 30:
+            print(f"[INFO] Light is on -- {the_reading}.")
+            GPIO.output(relay_pin, GPIO.HIGH)
+        else:
+            print(f"[INFO] Light is off -- {the_reading}.")
+            GPIO.output(relay_pin, GPIO.LOW)
+        # last = list(data.keys())[-1]
+        # reading = data.get(last)
+        # print(reading["active"])
+        # if reading["active"] == True:
+        #     print("Setting the relay to hight")
+        #     GPIO.output(relay_pin, GPIO.HIGH)
+        # else:
+        #     print("Setting the relay to low")
+        #     GPIO.output(relay_pin, GPIO.LOW)
+#        print(r.light-reading)
+        # Set the pin to high
+#        print("Setting the relay to hight")
+#        GPIO.output(relay_pin, GPIO.HIGH)
+#        time.sleep(2)
+        # Set the pin to low
+#        print("Setting the relay to low")
+#        GPIO.output(relay_pin, GPIO.LOW)
+        #print(GPIO)
+#        time.sleep(2)
+except KeyboardInterrupt:
+    GPIO.cleanup()
+    print("Cleaned up GPIO and quitting")