Implemented value invalidation (not that it does much right now due to device invalidation not yet being implemented). Also implemented an internal UUID so the server can call itself for these functions.

src/nightserver.py

@@ -1,8 +1,17 @@
 from flask import Flask, render_template, jsonify, request
+from flask_apscheduler import APScheduler
 from copy import copy
 import uuid
+import time
+import requests
+
+
 app = Flask(__name__)
 
+# UUID used for internal calls.
+internalUUID = str(uuid.uuid4())
+
+
 # Vitals
 vitalsHeartrate = None
 vitalsOxygen = None
@@ -427,6 +436,10 @@ def setEnvironmentHumidity():
 #  allowed to set the requested endpoint.
 # This is ONLY used for PUSH requests currently.
 def authenticate(uuid, endpoint):
+	# Check for internal UUID
+	if uuid == internalUUID:
+		return True
+
 	for c in cyberware: # UUID Match
 		if c['uuid'] == uuid:
 			requestedHardware = c
@@ -444,3 +457,72 @@ def authenticate(uuid, endpoint):
 @app.route('/')
 def uiindex():
 	return render_template('index.html')
+
+
+# Maintenance functions
+# The jank, my oh my
+valuesToValidate = [ '/api/vitals/heartrate', '/api/vitals/oxygen', '/api/vitals/bodytemp',
+			'/api/fitness/steps',
+			'/api/environment/temperature', '/api/environment/humidity']
+baseURL = "http://localhost:5000"
+# Value invalidation. A value is deemed invalid when there's no hardware attached
+#  that can set it.
+# This has the potential to become very slow. A better solution is needed.
+def valueInvalidation():
+	print("Start value invalidation")
+
+	# Search for invalid values
+	invalidated = copy(valuesToValidate)
+	for c in cyberware:
+		for value in valuesToInvalidate:
+			if value in c["canSet"]:
+				invalidated.remove(value)
+
+	# Value invalidation begins
+	invalidStr = ""
+	for invalidValue in invalidated:
+		# Now this looks stupid, but since the key to post is always supposed to be the same
+		#  as the last part of the path, this works.
+		# Does that make sense? I'm tired...
+		key = invalidValue.split('/')[-1]
+
+		endpointToReset = baseURL + invalidValue
+
+		requests.post(endpointToReset, json={ key: None, 'uuid': internalUUID })
+		invalidStr = invalidStr + invalidValue + ", "
+
+	print("Values invalidated: " + invalidStr)
+
+# Device invalidation. A device is deemed invalid after no contact for 15 seconds.
+def deviceInvalidation():
+	print("Device invalidation not implemented")
+
+
+# APScheduler config
+class Config:
+	JOBS = [
+		{
+			"id": "valueInvalidation",
+			"func": "nightserver:valueInvalidation",
+			"trigger": "interval",
+			"seconds": 10,
+		},
+		{
+			"id": "deviceInvalidation",
+			"func": "nightserver:deviceInvalidation",
+			"trigger": "interval",
+			"seconds": 15
+		}
+	]
+
+	SCHEDULER_API_ENABLED = True
+
+# Config Flask and APScheduler
+app.config.from_object(Config())
+
+scheduler = APScheduler()
+
+scheduler.init_app(app)
+scheduler.start()
+
+app.run()