started working on services

app/db/__init__.py

@@ -0,0 +1,69 @@
+'''
+
+
+@author: shing19m
+'''
+
+from datetime import datetime
+import sqlite3
+
+
+class Db(object):
+    '''
+    classdocs
+    '''
+
+
+    def __init__(self, db_file):
+        '''
+        Constructor
+        '''
+        self.db = sqlite3.connect(db_file)
+        
+    def __del__(self):
+        self.db.close()
+        
+    def getAllPitStops(self):
+        return self._perform_query('select * from pitstops order by id asc')
+    
+    def getAllServices(self):
+        return self._perform_query('select * from services')
+    
+    def getLastPitStop(self):
+        pitstops = self._perform_query('select * from pitstops order by id desc limit 1')
+        if len(pitstops) == 0:
+            return {'date': datetime.strftime(datetime.now(), '%Y-%m-%d'), 'odometer': 0, 'litres': 0}
+        return pitstops[0]
+    
+    def get_service_warning_info(self):
+        info = self._perform_query('select (odometer_planned - (select odometer from pitstops order by id desc limit 1)) km_left, tasks from services where date is null order by odometer_planned asc limit 1;')
+        if len(info) == 0:
+            return None
+        return info[0]
+    
+    def get_next_undone_service(self):
+        services = self._perform_query('select * from services where date is null limit 1')
+        if len(services) == 0:
+            return None
+        return services[0]
+
+    def _perform_query(self, query):
+        cursor = self.db.execute(query)
+        names = list(map(lambda x: x[0], cursor.description))
+        result = []
+        for row in cursor.fetchall():
+            row_result = {}
+            for index in range(0, len(names)):
+                row_result[names[index]] = row[index]
+            result.append(row_result)
+        return result
+    
+    def addPitStop(self, date, odometer, litres):
+        self.db.execute('insert into pitstops (date, odometer, litres) values (?, ?, ?)', [date, odometer, litres])
+        self.db.commit()
+
+    def init_db(self, resource):
+        with resource as f:
+            sql_commands = f.read()
+            self.db.cursor().executescript(sql_commands)
+        self.db.commit()

app/main.py

@@ -1,13 +1,15 @@
-import sqlite3
 from datetime import datetime
 from flask import Flask
 from flask import render_template
-from flask import url_for
 from flask import request, redirect, g
-from contextlib import closing
-import os, os.path
+from flask import url_for
+import os.path
 import time
 
+import db
+
+
+#from db import Db
 app = Flask(__name__)
 DATABASE = '/data/rollerverbrauch.db'
 DEBUG = True
@@ -16,37 +18,30 @@ USERNAME = 'admin'
 PASSWORD = 'default'
 app.config.from_object(__name__)
 
-def connect_db():
-    result = sqlite3.connect(app.config['DATABASE'])
-    return result
-
-def init_db():
-    with closing(connect_db()) as db:
-        with app.open_resource('schema.sql', mode='r') as f:
-            sql_commands = f.read()
-            print(sql_commands)
-            db.cursor().executescript(sql_commands)
-        db.commit()
-
 @app.before_request
 def before_request():
-    g.db = connect_db()
+    g.db2 = db.Db(app.config['DATABASE'])
+    g.data = {}
+    add_service_warning(g.data)
 
 @app.teardown_request
 def teardown_request(exception):
-    db = getattr(g, 'db', None)
-    if db is not None:
-        db.close()
+    pass
 
 @app.route('/')
 def index():
-    #data = {'pitstopsUrl': url_for('getPitStops')}
-    #return render_template('index.html', data=data)
-    return redirect(url_for('getPitStops'))
+    return redirect(url_for('get_pit_stops'))
+
+@app.route('/services')
+def get_services():
+    data = g.db2.getAllServices()
+    data.reverse()
+    g.data['services'] = data
+    return render_template('services.html', data=g.data)
 
 @app.route('/pitstops', methods=['POST'])
-def createPitStop():
-    last_pitstop = getLastPitStop()
+def create_pit_stop():
+    last_pitstop = g.db2.getLastPitStop()
     errorMsg = {}
     
     date = request.form['date']
@@ -85,27 +80,31 @@ def createPitStop():
         data = {'last': {'date': date, 'odometer': odometer, 'litres': litres}, 'error': errorMsg}
         return render_template('newPitStopForm.html', data=data)
 
-    addPitStop(date, odometer, litres)
+    g.db2.addPitStop(date, odometer, litres)
 
-    return redirect(url_for('getPitStops'))
+    return redirect(url_for('get_pit_stops'))
 
 @app.route('/pitstops/createForm', methods=['GET'])
-def createPitStopForm():
-    values = getLastPitStop()
+def create_pit_stop_form():
+    values = g.db2.getLastPitStop()
     values['date'] = time.strftime("%Y-%m-%d")
-    data = {'last': values, 'error': None}
-    return render_template('newPitStopForm.html', data=data)
+    g.data['last'] = values
+    g.data['error'] = None
+    return render_template('newPitStopForm.html', data=g.data)
+
+def add_service_warning(data):
+    service_info = g.db2.get_service_warning_info()
+    data['service_info'] = service_info
 
 @app.route('/pitstops', methods=['GET'])
-def getPitStops():
-    data = preparePitStops(getAllPitStops())
-    data.reverse()
-    data = {'pitstops': data}
-    return render_template('pitstops.html', data=data)
+def get_pit_stops():
+    data = prepare_pit_stops(g.db2.getAllPitStops())
+    g.data['pitstops'] = data
+    return render_template('pitstops.html', data=g.data)
 
 @app.route('/statistics', methods=['GET'])
-def getStatistics():
-    pitstops = getAllPitStops()
+def get_statistics():
+    pitstops = g.db2.getAllPitStops()
     count = len(pitstops)
     distance = 0
     sumLitres = 0
@@ -117,50 +116,33 @@ def getStatistics():
         sumLitres = 0
         for pitstop in pitstops:
             sumLitres += pitstop['litres']
-        averageLitresFuelled = round(sumLitres/count, 2)
+        averageLitresFuelled = sumLitres/count
     if count > 1:
         distance = pitstops[-1]['odometer'] - pitstops[0]['odometer']
-        averageDistance = round(distance/(count - 1), 2)
-        averageLitresUsed = round(100 * (sumLitres-pitstops[0]['litres'])/distance, 2)
-    data = {
-            'distance':distance,
-            'count': count,
-            'litres': round(sumLitres, 2),
-            'averageDistance': averageDistance,
-            'averageListresFuelled': averageLitresFuelled,
-            'averageListresUsed': averageLitresUsed}
-    return render_template('statistics.html', data=data)
+        averageDistance =  distance/(count - 1)
+        averageLitresUsed = 100 * (sumLitres-pitstops[0]['litres'])/distance
+    g.data['distance'] = distance
+    g.data['count'] = count
+    g.data['litres'] = sumLitres
+    g.data['averageDistance'] = averageDistance
+    g.data['averageListresFuelled'] = averageLitresFuelled
+    g.data['averageListresUsed'] = averageLitresUsed
+    return render_template('statistics.html', data=g.data)
 
-def preparePitStops(pitstops):
+def prepare_pit_stops(pitstops):
     for index in range(1, len(pitstops)):
         last = pitstops[index - 1]
         curr = pitstops[index]
         curr['distance'] = curr['odometer'] - last['odometer']
-        curr['average'] = round(100 * curr['litres']/curr['distance'], 2)
+        curr['average'] = 100 * curr['litres']/curr['distance']
         last_date = datetime.strptime(last['date'], '%Y-%m-%d')
         curr_date = datetime.strptime(curr['date'], '%Y-%m-%d')
         curr['days'] = (curr_date - last_date).days
+    pitstops.reverse()
     return pitstops
 
-def getLastPitStop():
-    cur = g.db.execute('select date, odometer, litres from pitstops order by date desc limit 1')
-    pitstops = [dict(date=row[0], odometer=row[1], litres=row[2]) for row in cur.fetchall()]
-    if len(pitstops) == 0:
-        return {'date': datetime.strftime(datetime.now(), '%Y-%m-%d'), 'odometer': 0, 'litres': 0}
-    return pitstops[0]
-
-def getAllPitStops():
-    cur = g.db.execute('select date, odometer, litres from pitstops order by id asc')
-    pitstops = [dict(date=row[0], odometer=row[1], litres=row[2]) for row in cur.fetchall()]
-    return pitstops
-
-def addPitStop(date, odometer, litres):
-    g.db.execute('insert into pitstops (date, odometer, litres) values (?, ?, ?)', [date, odometer, litres])
-    g.db.commit()
-
-
-
 if __name__ == '__main__':
     if not os.path.isfile(DATABASE) or os.stat(DATABASE).st_size == 0:
-        init_db()
+        db = db.Db(app.config['DATABASE'])
+        db.init_db(app.open_resource('schema.sql', mode='r'))
     app.run(debug=True, host='0.0.0.0')

app/schema.sql

@@ -4,4 +4,12 @@ create table pitstops (
 	`date`	TEXT NOT NULL,
 	`odometer`	INTEGER NOT NULL,
 	`litres`	REAL NOT NULL
+);
+drop table if exists services;
+CREATE TABLE `services` (
+	`id`	INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
+	`date`	TEXT,
+	`odometer_planned`	INTEGER NOT NULL,
+	`odometer_done`	INTEGER,
+	`tasks`	TEXT NOT NULL
 );

app/templates/layout.html

@@ -1,3 +1,22 @@
+{% macro alert_level(km_left) -%}
+	{% if km_left < 0 %}
+		alert-danger
+    {% elif km_left < 300 %}
+	    alert-warning
+	{% else %}
+		alert-success
+    {% endif %}
+{%- endmacro %}
+
+{% macro service_warning() -%}
+	<div class="alert {{ alert_level(data.service_info['km_left']) }} alert-dismissible" role="alert">
+		<button type="button" class="close" data-dismiss="alert" aria-label="Close">
+			<span aria-hidden="true">&times;</span>
+		</button>
+  		Service required in {{ data.service_info['km_left'] }} km. Tasks: {{ data.service_info['tasks'] }}.
+	</div>
+{%- endmacro %}
+
 <!doctype html>
 <!--[if lt IE 7]>      <html class="no-js lt-ie9 lt-ie8 lt-ie7" lang=""> <![endif]-->
 <!--[if IE 7]>         <html class="no-js lt-ie9 lt-ie8" lang=""> <![endif]-->
@@ -38,7 +57,7 @@
 	            <span class="icon-bar"></span>
 	            <span class="icon-bar"></span>
 	          </button>
-	          <a class="navbar-brand" href="{{ url_for('getPitStops') }}">Rollerverbrauch</a>
+	          <a class="navbar-brand" href="{{ url_for('get_pit_stops') }}">Rollerverbrauch</a>
 	        </div>
 	        <div id="navbar" class="collapse navbar-collapse">
 	          <ul class="nav navbar-nav">

app/templates/newPitStopForm.html

@@ -1,13 +1,16 @@
 {% extends "layout.html" %}
 
 {% block navigation %}
-	<li><a href='{{ url_for('createPitStopForm') }}' class="active">Create Pitstop</a></li>
-	<li><a href='{{ url_for('getStatistics') }}'>Statistics</a></li>
+	<li><a href='{{ url_for('create_pit_stop_form') }}' class="active">Create Pitstop</a></li>
+	<li><a href='{{ url_for('get_statistics') }}'>Statistics</a></li>
 	<li><a href='{{ url_for('get_services') }}'>Services</a></li>
 {% endblock %}	
 
+
 {% block body %}
-	<form class='form-horizontal' id='createPitStop' action="{{ url_for('createPitStop') }}" method='post'>
+	{{ service_warning() }}
+
+	<form class='form-horizontal' id='createPitStop' action="{{ url_for('create_pit_stop') }}" method='post'>
 
 		<!-- Text input-->
 		<div class="form-group {% if data.error['date'] %}has-error{% endif %}">
@@ -39,8 +42,8 @@
 		<!-- Button (Double) -->
 		<div class="form-group">
 		  	<div class="controls">
-		    	<button id="buttonLogId" name="buttonLogId" class="btn btn-success" onclick="document.getElementById('createPitStop').submit();">Log Pitstop</button>
-		    	<button id="buttonAbortId" name="buttonAbortId" class="btn btn-warning" onclick="window.location.href='{{ url_for('getPitStops') }}'" type="button" >Abort</button>
+		    	<button id="buttonLogId" name="buttonLogId" class="btn btn-success" onclick="document.getElementById('create_pit_stop').submit();">Log Pitstop</button>
+		    	<button id="buttonAbortId" name="buttonAbortId" class="btn btn-warning" onclick="window.location.href='{{ url_for('get_pit_stops') }}'" type="button" >Abort</button>
 			</div>
 		</div>
 </form>

app/templates/pitstops.html

@@ -1,12 +1,14 @@
 {% extends "layout.html" %}
 
 {% block navigation %}
-	<li><a href='{{ url_for('createPitStopForm') }}'>Create Pitstop</a></li>
-	<li><a href='{{ url_for('getStatistics') }}'>Statistics</a></li>
+	<li><a href='{{ url_for('create_pit_stop_form') }}'>Create Pitstop</a></li>
+	<li><a href='{{ url_for('get_statistics') }}'>Statistics</a></li>
 	<li><a href='{{ url_for('get_services') }}'>Services</a></li>
 {% endblock %}	
 
 {% block body %}
+	{{ service_warning() }}
+
 	<div class="table-responsive">
 		<table class="table table-striped table-bordered table-condensed">
 			<tr>
@@ -35,7 +37,7 @@
 					</td>
 					<td>
 						{{pitstop.litres}} l<br />
-						{% if pitstop.average %}{{pitstop.average}}{% else %} --{% endif %} l/100km
+						{% if pitstop.average %}{{pitstop.average | round(2)}}{% else %} --{% endif %} l/100km
 					</td>
 				</tr>
 			{% endfor %}

app/templates/services.html

@@ -0,0 +1,60 @@
+{% extends "layout.html" %}
+
+{% block navigation %}
+	<li><a href='{{ url_for('create_pit_stop_form') }}'>Create Pitstop</a></li>
+	<li><a href='{{ url_for('get_statistics') }}' class="active">Statistics</a></li>
+	<li><a href='{{ url_for('get_services') }}' class="active">Services</a></li>
+{% endblock %}	
+
+{% block body %}
+	{{ service_warning() }}
+
+	<div class="table-responsive">
+		<table class="table table-striped table-bordered table-condensed">
+			<tr>
+				<th>
+					Odometer<br />
+					(planned)
+				</th>
+				<th>
+					Odometer<br />
+					(done)
+				</th>
+				<th>
+					Date<br />
+					(done)
+				</th>
+				<th>
+					Tasks
+				</th>
+			</tr>		
+			{% for service in data['services'] %}
+				<tr class='pitstop'>
+					<td>
+						{{service.odometer_planned}} km
+					</td>
+					<td>
+						{% if service.odometer_done %} 
+							{{service.odometer_done}}  km 
+						{% else %} 
+							--  km
+						{% endif %}
+					</td>
+					<td>
+						{% if service.date %} 
+							{{service.date}}   
+						{% else %} 
+							--  
+						{% endif %}
+					</td>
+					<td>
+						
+						{% for task in service.tasks.split(',') %}
+							{{task}} <br />
+						{% endfor %}
+					</td>
+				</tr>
+			{% endfor %}
+		</table>
+	</div>
+{% endblock %}	

app/templates/statistics.html

@@ -1,12 +1,14 @@
 {% extends "layout.html" %}
 
 {% block navigation %}
-	<li><a href='{{ url_for('createPitStopForm') }}'>Create Pitstop</a></li>
-	<li><a href='{{ url_for('getStatistics') }}' class="active">Statistics</a></li>
+	<li><a href='{{ url_for('create_pit_stop_form') }}'>Create Pitstop</a></li>
+	<li><a href='{{ url_for('get_statistics') }}' class="active">Statistics</a></li>
 	<li><a href='{{ url_for('get_services') }}'>Services</a></li>
 {% endblock %}	
 
 {% block body %}
+	{{ service_warning() }}
+
 	<div class="table-responsive">
 		<table class="table table-striped table-bordered table-condensed">
 			<tr>
@@ -15,23 +17,23 @@
 			</tr>
 			<tr>
 				<th>Logged Distance:</th>
-				<td>{{ data.distance }} km</td>
+				<td>{{ data.distance | round(2) }} km</td>
 			</tr>
 			<tr>
 				<th>Average Distance:</th>
-				<td>{{ data.averageDistance }} km</td>
+				<td>{{ data.averageDistance | round(2) }} km</td>
 			</tr>
 			<tr>
 				<th>Litres fuelled:</th>
-				<td>{{ data.litres }} l</td>
+				<td>{{ data.litres | round(2) }} l</td>
 			</tr>
 			<tr>
 				<th>Average Litres fuelled:</th>
-				<td>{{ data.averageListresFuelled }} l</td>
+				<td>{{ data.averageListresFuelled | round(2) }} l</td>
 			</tr>
 			<tr>
 				<th>Average Litres used:</th>
-				<td>{{ data.averageListresUsed }} l/100km</td>
+				<td>{{ data.averageListresUsed | round(2) }} l/100km</td>
 			</tr>
 		</table>
 	</div>