fix scheduler not running, template rendering route implementation, implement file change modifed checks

requirements.txt

@@ -1 +1,2 @@
-Flask~=1.1.2
+Flask~=1.1.2
+APScheduler~=3.6.3

trivia/__init__.py

@@ -15,7 +15,7 @@ from trivia import routes, api, utils
 
 # Setup a scheduler for automatically refreshing data
 scheduler = BackgroundScheduler()
+scheduler.start()
 scheduler.add_job(func=utils.refreshScores, trigger="interval", seconds=5)
 
 utils.refreshScores()
-

trivia/routes.py

@@ -3,6 +3,7 @@ routes.py
 
 Handles user frontend routes.
 """
+from flask import render_template
 
 from trivia import app
 
@@ -14,4 +15,6 @@ def index():
 
     :return:
     """
-    return 'index'
+    from trivia.utils import teams
+    scoreCount = max([len(team.scores) for team in teams]) if len(teams) > 0 else 0
+    return render_template('index.html', scoreCount=scoreCount, teams=teams)

trivia/utils.py

@@ -5,6 +5,7 @@ Stores important backend application functionality.
 """
 import json
 import os
+from typing import List
 
 from trivia import Team
 
@@ -12,8 +13,9 @@ from trivia import Team
 BASE_DIR = os.path.dirname(os.path.abspath(__file__))
 DATA_DIR = os.path.join(BASE_DIR, 'data')
 
-# data: List[Team] = []
-teams = []
+# Initialize global data/tracking vars
+lastChange: int = -1
+teams: List[Team] = []
 
 
 def refreshScores() -> None:
@@ -23,22 +25,32 @@ def refreshScores() -> None:
     :return:
     """
 
-    try:
-        print('Attempting to load and parse scores file.')
-        with open(os.path.join(DATA_DIR, 'scores.json')) as file:
-            temp = json.load(file)
+    global lastChange
+    filepath = os.path.join(DATA_DIR, 'scores.json')
+    curChange = os.stat(filepath).st_mtime
 
-        # Place all values into Team object for jinja
-        temp = [
-            Team(
-                id=team['teamno'],
-                name=team['teamname'],
-                scores=team['scores']
-            ) for team in temp
-        ]
-        print(f'Successfully loaded ({len(temp)} teams).')
-        global teams
-        teams = temp
-    # If invalid or inaccessible, simply do nothing.
-    except json.JSONDecodeError:
-        print('Scores file could not be opened or parsed.')
+    if lastChange < curChange:
+        try:
+            # Update tracking var
+            lastChange = curChange
+
+            print('Attempting to load and parse scores file.')
+            with open(filepath) as file:
+                temp = json.load(file)
+
+            # Place all values into Team object for jinja
+            temp = [
+                Team(
+                    id=team['teamno'],
+                    name=team['teamname'],
+                    scores=team['scores']
+                ) for team in temp
+            ]
+            print(f'Successfully loaded ({len(temp)} teams).')
+
+            global teams
+            teams = temp
+
+        # If invalid or inaccessible, simply do nothing.
+        except json.JSONDecodeError:
+            print('Scores file could not be opened or parsed.')

wsgi.py

@@ -7,4 +7,4 @@ Simple launcher file for project.
 from trivia import app
 
 if __name__ == "__main__":
-    app.run(host="0.0.0.0")
+    app.run(host="0.0.0.0", use_reloader=False)