implement simplistic round overview

Round.py

@@ -1,5 +1,6 @@
 import json
 import datetime
+import player
 
 class Round:
     def __init__(self, dbRow):
@@ -11,9 +12,11 @@ class Round:
         losersParsed  = json.loads(losers)
 
         self.startTime = startTime
-        self.winners = winners
+        self.winners = [ player.playerFromDict(wp) for wp in winnersParsed ]
-        self.losers = losers
+        self.losers =  [ player.playerFromDict(lp) for lp in losersParsed  ]
         self.winnerSide = winnerSide
+        self.duration = datetime.timedelta(seconds=int(duration))
+
         if winnerSide == 2:
             self.winnerSideString = "Security"
             self.loserSideString = "Insurgent"
@@ -24,11 +27,11 @@ class Round:
             self.mapName = mapName
         else:
             self.mapName = "unavailiable"
-        self.duration = datetime.timedelta(seconds=int(duration))
+
+        self.confidence = int(confidence * 100)
         if prediction == 0:
             self.prediction = self.winnerSideString
         elif prediction == 1:
             self.prediction = self.loserSideString
         else:
             self.prediction = "Error"
-        self.confidence = int(confidence * 100)

database.py

@@ -133,3 +133,39 @@ class DatabaseConnection:
         for row in cursor:
             rounds += [Round.Round(row)]
         return rounds
+
+    def calcRatingChanges(self, roundObj):
+        '''Calculates and sets rating changes in the player objects of this round'''
+
+        cursorHist = self.connHistorical.cursor()
+        for p in roundObj.winners + roundObj.losers:
+            cursorHist.execute('''SELECT mu,sima FROM playerHistoricalData 
+                                WHERE timestamp < ? AND id = ? LIMIT 1 ''',
+                                (roundObj.startTime.timestamp(), p.playerId))
+            tupelPrev = cursorHist.fetchone()
+            cursorHist.execute('''SELECT mu,sima FROM playerHistoricalData
+                                WHERE timestamp == ? AND id = ? LIMIT 1''', 
+                                (roundObj.startTime.timestamp(), p.playerId))
+            tupelAfter = cursorHist.fetchone()
+            if tupelPrev and tupelAfter:
+                muPrev, sigmaPrev = tupelPrev
+                muAfter, sigmaAfter = tupelAfter
+                p.mu = muPrev
+                p.sigma = sigmaPrev
+                p.muChange = muAfter - muPrev
+                p.sigmaChange = sigmaAfter - sigmaPrev
+                p.ratingChangeString = str( ( muAfter-2*sigmaAfter ) - ( muPrev-2*sigmaPrev) )
+
+        return roundObj
+
+    def getRoundByTimestamp(self, timestamp):
+        '''Get a round by it's start time (more or less it primary key)'''
+
+        cursorRounds = self.connRounds.cursor()
+        cursorRounds.execute('''SELECT * from rounds where timestamp = ?''', (timestamp,))
+        row = cursorRounds.fetchone()
+        if not row:
+            return None
+        return Round.Round(row)
+
+

player.py

@@ -1,6 +1,9 @@
 #!/usr/bin/python3
 import flask
 
+def playerFromDict(d):
+    return PlayerInLeaderboard([d["id"], d["name"], None, 0, 0, 0, 0])
+
 class PlayerInLeaderboard:
     def __init__(self, dbRow):
         '''Initialize a player object later to be serialized to HTML'''
@@ -19,6 +22,10 @@ class PlayerInLeaderboard:
         self.rank       = None
         self.lastGame   = lastGame
 
+        self.muChange = None
+        self.sigmaChange = None
+        self.ratingChangeString = "--"
+
         # determine winratio #
         if self.games == 0:
             self.winratio = "N/A"

server.py

@@ -28,7 +28,24 @@ def prettifyMinMaxY(computedMin, computedMax):
     else:
         return (computedMin - 100, 4000)
 
+@app.route("/round-info")
+def singleRound():
+    '''Display info about a single round itdentified by it's timestamp'''
+
+    timestamp = flask.request.args.get("id")
+    if not timestamp:
+        return ("", 404)
+    db = DatabaseConnection(app.config["DB_PATH"])
+    r = db.getRoundByTimestamp(timestamp)
+    r = db.calcRatingChanges(r)
+
+    if not r:
+        return ("", 404)
+
+    return flask.render_template("single_round.html", r=r) 
+
 @app.route("/rounds-by-timestamp")
+@app.route("/rounds")
 def rounds():
     '''Show rounds played on the server'''
     

templates/single_round.html

@@ -0,0 +1,37 @@
+<!DOCTYPE html>
+<html lang="en">
+    <head>
+        <title>Rounds Played</title>
+        <meta name="Description" content="Insurgency games played on the AtlantisHQ">
+        <link rel="stylesheet" type="text/css" href="/static/site.css">
+        <link rel="shortcut icon" href="/static/defaultFavicon.ico">
+
+        <!-- needed for @media-css mofiers -->
+        <meta content="width=device-width, initial-scale=1" name="viewport" />
+
+        <!-- Font Awesome -->
+        <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.8.2/css/all.css">
+        <!-- Bootstrap core CSS -->
+        <link href="static/bootstrap/css/bootstrap.min.css" rel="stylesheet">
+        <!-- Material Design Bootstrap -->
+        <link href="static/bootstrap/css/mdb.min.css" rel="stylesheet">
+
+        <script src="static/bootstrap/js/jquery.js"></script>
+        <script src="static/bootstrap/js/popper.js"></script>
+        <script src="static/bootstrap/js/bootstrap.js"></script>
+        <script src="static/bootstrap/js/mdb.min.js"></script>
+
+    </head>
+    <body class="bg-special">
+        {% include 'navbar.html' %}
+        <div class="container mt-3 mb-3" role="main">
+            {% for p in r.winners %}
+            <h4>{{ p.name }}{{ p.ratingChangeString }}</h4>
+            {% endfor %}
+            {% for p in r.losers %}
+            <h4>{{ p.name }}{{ p.ratingChangeString }}</h4>
+            {% endfor %}
+        </div>
+        {% include 'footer.html' %}
+    </body>
+</html>