Added functionality for reading last 5 step counts£

api/data.py

@@ -1,5 +1,6 @@
 import time
 import json
+from datetime import datetime, time, timedelta
 from flask import Response, Blueprint, request
 from firebase_admin import firestore
 
@@ -12,12 +13,14 @@ def uploadReadings():
         resp = {'error': 'Device not specified'}
         return Response(json.dumps(resp), status=400, mimetype='application/json')
 
+    # Check that measurements are provided
     body = request.json
     if body is None:
         resp = {'error': 'Invalid request - please provide a body'}
         return Response(json.dumps(resp), status=400, mimetype='application/json')
     body['timestamp'] = time.time()
 
+    # Save all the measurements
     doc = firestore.client().collection(u'readings').document(deviceId).get()
     if doc.exists:
         list = doc.to_dict()['data']
@@ -25,9 +28,9 @@ def uploadReadings():
         data = list
     else:
         data = [body]
-
     upload = {'data': data}
     firestore.client().collection(u'readings').document(deviceId).set(upload)
+
     resp = {'success': 'Data saved'}
     return Response(json.dumps(resp), status=200, mimetype='application/json')
 
@@ -47,7 +50,7 @@ def getAllReadings():
     results = {'data': data}
     return Response(json.dumps(results), status=200, mimetype='application/json')
 
-@data.route('/readings/last/location', methods=['GET'])
+@data.route('/readings/location/last', methods=['GET'])
 def getLastLocation():
     deviceId = request.headers.get('deviceid')
     if deviceId is None:
@@ -67,7 +70,7 @@ def getLastLocation():
     results = {'latitude': lat, 'longitude': lon}
     return Response(json.dumps(results), status=200, mimetype='application/json')
 
-@data.route('/readings/last/steps', methods=['GET'])
+@data.route('/readings/steps/today', methods=['GET'])
 def getStepsToday():
     deviceId = request.headers.get('deviceid')
     if deviceId is None:
@@ -84,3 +87,35 @@ def getStepsToday():
 
     results = {'cumulative_steps_today': steps}
     return Response(json.dumps(results), status=200, mimetype='application/json')
+
+@data.route('/readings/steps/last-five-days', methods=['GET'])
+def getStepsLastFiveDays():
+    deviceId = request.headers.get('deviceid')
+    if deviceId is None:
+        resp = {'error': 'Device not specified'}
+        return Response(json.dumps(resp), status=400, mimetype='application/json')
+
+    upcomingMidnight = datetime.combine(datetime.today(), time.min) + timedelta(days=1)
+    doc = firestore.client().collection(u'readings').document(deviceId).get()
+
+    if doc.exists:
+        data = doc.to_dict()['data']
+        listOfDailySteps = []
+
+        for i in range(0, 5):
+            found = False
+            previousMidnight = upcomingMidnight - timedelta(days=1)
+            print(previousMidnight.timestamp())
+            steps = 0
+            for reading in reversed(data):
+                if reading['timestamp'] <= upcomingMidnight.timestamp() and reading['timestamp'] >= previousMidnight.timestamp() and not found:
+                    steps = reading['cumulative_steps_today']
+                    found = True
+            listOfDailySteps.append(steps)
+            upcomingMidnight = previousMidnight
+    else:
+        listOfDailySteps = [0] * 5
+
+    results = {'daily_steps': listOfDailySteps}
+    return Response(json.dumps(results), status=200, mimetype='application/json')
+