Split spotifyvis code into different apps (#47)

Server is able to start, but none of the apps are linked together yet.

api/apps.py

@@ -0,0 +1,4 @@
+from django.apps import AppConfig
+
+class ApiConfig(AppConfig):
+    name = 'api'

api/urls.py

@@ -0,0 +1,12 @@
+from django.urls import path, include
+
+from .views import *
+
+urlpatterns = [
+    path('user_artists/<str:user_secret>', get_artist_data,
+        name='get_artist_data'),
+    path('user_genres/<str:user_secret>', get_genre_data,
+        name='get_genre_data'),
+    path('audio_features/<str:audio_feature>/<str:user_secret>',
+        get_audio_feature_data, name='get_audio_feature_data'),
+]

api/views.py

@@ -0,0 +1,86 @@
+#  imports {{{ # 
+
+import math
+import random
+import requests
+import os
+import urllib
+import secrets
+import pprint
+import string
+from datetime import datetime
+
+from django.http import JsonResponse
+from django.db.models import Count, Q
+from .utils import parse_library, get_artists_in_genre, update_track_genres
+from .models import User, Track, AudioFeatures, Artist 
+
+#  }}} imports # 
+
+TRACKS_TO_QUERY = 200
+
+#  get_artist_data {{{ # 
+
+
+def get_artist_data(request, user_secret):
+    """Returns artist data as a JSON serialized list of dictionaries
+    The (key, value) pairs are (artist name, song count for said artist)
+
+    :param request: the HTTP request
+    :param user_secret: the user secret used for identification
+    :return: a JsonResponse
+    """
+    user = User.objects.get(user_secret=user_secret)
+    artist_counts = Artist.objects.annotate(num_songs=Count('track',
+                                            filter=Q(track__users=user)))
+    processed_artist_counts = [{'name': artist.name,
+                                'num_songs': artist.num_songs} for artist in artist_counts]
+    return JsonResponse(data=processed_artist_counts, safe=False) 
+
+#  }}} get_artist_data # 
+
+#  get_audio_feature_data {{{ # 
+
+def get_audio_feature_data(request, audio_feature, user_secret):
+    """Returns all data points for a given audio feature
+
+    Args:
+        request: the HTTP request
+        audio_feature: The audio feature to be queried
+        user_secret: client secret, used to identify the user
+    """
+    user = User.objects.get(user_secret=user_secret)
+    user_tracks = Track.objects.filter(users=user)
+    response_payload = {
+        'data_points': [],
+    }
+    for track in user_tracks:
+        try:
+            audio_feature_obj = AudioFeatures.objects.get(track=track)
+            response_payload['data_points'].append(getattr(audio_feature_obj, audio_feature))
+        except AudioFeatures.DoesNotExist:
+            continue
+    return JsonResponse(response_payload)
+
+#  }}} get_audio_feature_data # 
+
+#  get_genre_data {{{ # 
+
+def get_genre_data(request, user_secret):
+    """Return genre data needed to create the graph user.
+    TODO
+    """
+    user = User.objects.get(user_secret=user_secret)
+    genre_counts = (Track.objects.filter(users__exact=user)
+            .values('genre')
+            .order_by('genre')
+            .annotate(num_songs=Count('genre'))
+            )
+    for genre_dict in genre_counts:
+        genre_dict['artists'] = get_artists_in_genre(user, genre_dict['genre'],
+                genre_dict['num_songs'])
+    print("*** Genre Breakdown ***")
+    pprint.pprint(list(genre_counts))
+    return JsonResponse(data=list(genre_counts), safe=False) 
+
+#  }}} get_genre_data  # 

graphs/apps.py

@@ -0,0 +1,4 @@
+from django.apps import AppConfig
+
+class GraphsConfig(AppConfig):
+    name = 'graphs'

graphs/models.py

@@ -0,0 +1,104 @@
+from django.db import models
+
+# id's are 22 in length in examples but set to 30 for buffer
+MAX_ID = 30
+
+#  Genre {{{ # 
+
+class Genre(models.Model):
+            
+    class Meta:
+        verbose_name = "Genre"
+        verbose_name_plural = "Genres"
+
+    name = models.CharField(primary_key=True, max_length=50)
+    num_songs = models.PositiveIntegerField()
+
+    def __str__(self):
+        return self.name
+
+#  }}} Genre # 
+
+#  Artist {{{ # 
+
+
+class Artist(models.Model):
+    class Meta:
+        verbose_name = "Artist"
+        verbose_name_plural = "Artists"
+
+    artist_id = models.CharField(primary_key=True, max_length=MAX_ID)
+    # unique since only storing one genre per artist right now
+    name = models.CharField(unique=True, max_length=50)
+    genres = models.ManyToManyField(Genre, blank=True)
+
+    def __str__(self):
+        return self.name
+
+#  }}} Artist # 
+
+#  User {{{ # 
+
+class User(models.Model):
+    class Meta:
+        verbose_name = "User"
+        verbose_name_plural = "Users"
+
+    user_id = models.CharField(primary_key=True, max_length=MAX_ID) # the user's Spotify ID
+    user_secret = models.CharField(max_length=50, default='')
+
+    def __str__(self):
+        return self.user_id
+
+#  }}} User # 
+
+#  Track {{{ # 
+
+class Track(models.Model):
+    
+    class Meta:
+        verbose_name = "Track"
+        verbose_name_plural = "Tracks"
+
+    track_id = models.CharField(primary_key=True, max_length=MAX_ID)
+    #  artist = models.ForeignKey(Artist, on_delete=models.CASCADE)
+    artists = models.ManyToManyField(Artist, blank=True)
+    year = models.PositiveSmallIntegerField()
+    popularity = models.PositiveSmallIntegerField()
+    runtime = models.PositiveSmallIntegerField()
+    name = models.CharField(max_length=200)
+    users = models.ManyToManyField(User, blank=True)
+    genre = models.ForeignKey(Genre, on_delete=models.CASCADE, blank=True,
+            null=True)
+
+    def __str__(self):
+        track_str = "{}, genre: {}, artists: [".format(self.name, self.genre)
+        for artist in self.artists.all():
+            track_str += "{}, ".format(artist.name)
+        track_str += "]"
+        return track_str
+
+#  }}} Track # 
+
+#  AudioFeatures {{{ # 
+
+class AudioFeatures(models.Model):
+        
+    class Meta:
+        verbose_name = "AudioFeatures"
+        verbose_name_plural = "AudioFeatures"
+
+    track = models.OneToOneField(Track, on_delete=models.CASCADE, primary_key=True,)
+    acousticness = models.DecimalField(decimal_places=3, max_digits=3)
+    danceability = models.DecimalField(decimal_places=3, max_digits=3)
+    energy = models.DecimalField(decimal_places=3, max_digits=3)
+    instrumentalness = models.DecimalField(decimal_places=3, max_digits=3)
+    loudness = models.DecimalField(decimal_places=3, max_digits=6)
+    speechiness = models.DecimalField(decimal_places=3, max_digits=3)
+    tempo = models.DecimalField(decimal_places=3, max_digits=6)
+    valence = models.DecimalField(decimal_places=3, max_digits=3)
+
+    def __str__(self):
+        return super(AudioFeatures, self).__str__()
+
+#  }}} AudioFeatures #

graphs/urls.py

@@ -0,0 +1,12 @@
+from django.urls import path, include
+
+from .views import *
+
+urlpatterns = [
+    path('artists/<str:user_secret>', artist_data, 
+        name='display_artist_graph'),
+    path('genre/<str:user_secret>', display_genre_graph,
+        name='display_genre_graph'),
+    path('audio_features/<str:user_secret>', audio_features,
+        name='display_audio_features'),
+]

graphs/views.py

@@ -0,0 +1,51 @@
+#  imports {{{ # 
+
+import math
+import random
+import requests
+import os
+import urllib
+import secrets
+import pprint
+import string
+from datetime import datetime
+
+from django.shortcuts import render, redirect
+
+#  }}} imports # 
+
+def artist_data(request, user_secret):
+    """Renders the artist data graph display page
+
+    :param request: the HTTP request
+    :param user_secret: the user secret used for identification
+    :return: render the artist data graph display page
+    """
+    user = User.objects.get(user_secret=user_secret)
+    context = {
+        'user_id': user.user_id,
+        'user_secret': user_secret,
+    }
+    return render(request, "spotifyvis/artist_graph.html", context)
+
+def display_genre_graph(request, user_secret):
+    user = User.objects.get(user_secret=user_secret)
+    context = {
+        'user_secret': user_secret,
+    }
+    return render(request, "spotifyvis/genre_graph.html", context)
+
+
+def audio_features(request, user_secret):
+    """Renders the audio features page
+
+    :param request: the HTTP request
+    :param user_secret: user secret used for identification
+    :return: renders the audio features page
+    """
+    user = User.objects.get(user_secret=user_secret)
+    context = {
+        'user_id': user.user_id,
+        'user_secret': user_secret,
+    }
+    return render(request, "spotifyvis/audio_features.html", context)

login/apps.py

@@ -0,0 +1,4 @@
+from django.apps import AppConfig
+
+class LoginConfig(AppConfig):
+    name = 'login'

login/urls.py

@@ -0,0 +1,11 @@
+from django.urls import path, include
+
+from .views import *
+
+urlpatterns = [
+    path('', index, name='index'),
+    path('spotify_login', spotify_login, name='spotify_login'),
+    path('callback', callback, name='callback'),
+    path('user_data', user_data, name='user_data'),
+    path('admin_graphs', admin_graphs, name='admin_graphs'),
+]

spotifyvis/views.py → login/views.py

@@ -11,10 +11,7 @@ import string
 from datetime import datetime
 
 from django.shortcuts import render, redirect
-from django.http import HttpResponse, HttpResponseBadRequest, JsonResponse
-from django.db.models import Count, Q
-from .utils import parse_library, get_artists_in_genre, update_track_genres
-from .models import User, Track, AudioFeatures, Artist 
+from django.http import HttpResponseBadRequest
 
 #  }}} imports # 
 
@@ -65,7 +62,7 @@ def index(request):
 #  login {{{ # 
 
 # uses Authorization Code flow
-def login(request):
+def spotify_login(request):
     # use a randomly generated state string to prevent cross-site request forgery attacks
     state_str = generate_random_string(16)
     request.session['state_string'] = state_str 
@@ -117,7 +114,6 @@ def callback(request):
 
 #  user_data {{{ # 
 
-
 def user_data(request):
 
     #  get user token {{{ # 
@@ -165,7 +161,8 @@ def user_data(request):
         'user_secret': user.user_secret,
     }
 
-    parse_library(headers, TRACKS_TO_QUERY, user)
+    # TODO: redirect to API app to parse library or loading page
+    #  parse_library(headers, TRACKS_TO_QUERY, user)
     return render(request, 'spotifyvis/logged_in.html', context)
 
 #  }}} user_data  # 
@@ -182,107 +179,3 @@ def admin_graphs(request):
     }
     update_track_genres(user_obj)
     return render(request, 'spotifyvis/logged_in.html', context)
-
-
-def artist_data(request, user_secret):
-    """Renders the artist data graph display page
-
-    :param request: the HTTP request
-    :param user_secret: the user secret used for identification
-    :return: render the artist data graph display page
-    """
-    user = User.objects.get(user_secret=user_secret)
-    context = {
-        'user_id': user.user_id,
-        'user_secret': user_secret,
-    }
-    return render(request, "spotifyvis/artist_graph.html", context)
-
-#  get_artist_data {{{ # 
-
-
-def get_artist_data(request, user_secret):
-    """Returns artist data as a JSON serialized list of dictionaries
-    The (key, value) pairs are (artist name, song count for said artist)
-
-    :param request: the HTTP request
-    :param user_secret: the user secret used for identification
-    :return: a JsonResponse
-    """
-    user = User.objects.get(user_secret=user_secret)
-    artist_counts = Artist.objects.annotate(num_songs=Count('track',
-                                            filter=Q(track__users=user)))
-    processed_artist_counts = [{'name': artist.name,
-                                'num_songs': artist.num_songs} for artist in artist_counts]
-    return JsonResponse(data=processed_artist_counts, safe=False) 
-
-#  }}} get_artist_data # 
-
-
-def display_genre_graph(request, user_secret):
-    user = User.objects.get(user_secret=user_secret)
-    context = {
-        'user_secret': user_secret,
-    }
-    return render(request, "spotifyvis/genre_graph.html", context)
-
-
-def audio_features(request, user_secret):
-    """Renders the audio features page
-
-    :param request: the HTTP request
-    :param user_secret: user secret used for identification
-    :return: renders the audio features page
-    """
-    user = User.objects.get(user_secret=user_secret)
-    context = {
-        'user_id': user.user_id,
-        'user_secret': user_secret,
-    }
-    return render(request, "spotifyvis/audio_features.html", context)
-
-#  get_audio_feature_data {{{ # 
-
-def get_audio_feature_data(request, audio_feature, user_secret):
-    """Returns all data points for a given audio feature
-
-    Args:
-        request: the HTTP request
-        audio_feature: The audio feature to be queried
-        user_secret: client secret, used to identify the user
-    """
-    user = User.objects.get(user_secret=user_secret)
-    user_tracks = Track.objects.filter(users=user)
-    response_payload = {
-        'data_points': [],
-    }
-    for track in user_tracks:
-        try:
-            audio_feature_obj = AudioFeatures.objects.get(track=track)
-            response_payload['data_points'].append(getattr(audio_feature_obj, audio_feature))
-        except AudioFeatures.DoesNotExist:
-            continue
-    return JsonResponse(response_payload)
-
-#  }}} get_audio_feature_data # 
-
-#  get_genre_data {{{ # 
-
-def get_genre_data(request, user_secret):
-    """Return genre data needed to create the graph user.
-    TODO
-    """
-    user = User.objects.get(user_secret=user_secret)
-    genre_counts = (Track.objects.filter(users__exact=user)
-            .values('genre')
-            .order_by('genre')
-            .annotate(num_songs=Count('genre'))
-            )
-    for genre_dict in genre_counts:
-        genre_dict['artists'] = get_artists_in_genre(user, genre_dict['genre'],
-                genre_dict['num_songs'])
-    print("*** Genre Breakdown ***")
-    pprint.pprint(list(genre_counts))
-    return JsonResponse(data=list(genre_counts), safe=False) 
-
-#  }}} get_genre_data  # 

manage.py

@@ -3,7 +3,7 @@ import os
 import sys
 
 if __name__ == "__main__":
-    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "musicvis.settings")
+    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "spotifyvis.settings")
     try:
         from django.core.management import execute_from_command_line
     except ImportError as exc:

musicvis/urls.py

@@ -1,22 +0,0 @@
-"""musicdata URL Configuration
-
-The `urlpatterns` list routes URLs to views. For more information please see:
-    https://docs.djangoproject.com/en/2.0/topics/http/urls/
-Examples:
-Function views
-    1. Add an import:  from my_app import views
-    2. Add a URL to urlpatterns:  path('', views.home, name='home')
-Class-based views
-    1. Add an import:  from other_app.views import Home
-    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
-Including another URLconf
-    1. Import the include() function: from django.urls import include, path
-    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
-"""
-from django.contrib import admin
-from django.urls import path, include
-
-urlpatterns = [
-    path('', include('spotifyvis.urls')),
-    path('admin/', admin.site.urls),
-]

sample-track-obj.py

@@ -1,250 +0,0 @@
-{
-   'added_at':'2018-05-18T19:16:36Z',
-   'track':{
-      'album':{
-         'album_type':'single',
-         'artists':[
-            {
-               'external_urls':{
-                  'spotify':'https://open.spotify.com/artist/64KEffDW9EtZ1y2vBYgq8T'
-               },
-               'href':'https://api.spotify.com/v1/artists/64KEffDW9EtZ1y2vBYgq8T',
-               'id':'64KEffDW9EtZ1y2vBYgq8T',
-               'name':'Marshmello',
-               'type':'artist',
-               'uri':'spotify:artist:64KEffDW9EtZ1y2vBYgq8T'
-            },
-            {
-               'external_urls':{
-                  'spotify':'https://open.spotify.com/artist/5gCRApTajqwbnHHPbr2Fpi'
-               },
-               'href':'https://api.spotify.com/v1/artists/5gCRApTajqwbnHHPbr2Fpi',
-               'id':'5gCRApTajqwbnHHPbr2Fpi',
-               'name':'Juicy J',
-               'type':'artist',
-               'uri':'spotify:artist:5gCRApTajqwbnHHPbr2Fpi'
-            },
-            {
-               'external_urls':{
-                  'spotify':'https://open.spotify.com/artist/4IWBUUAFIplrNtaOHcJPRM'
-               },
-               'href':'https://api.spotify.com/v1/artists/4IWBUUAFIplrNtaOHcJPRM',
-               'id':'4IWBUUAFIplrNtaOHcJPRM',
-               'name':'James Arthur',
-               'type':'artist',
-               'uri':'spotify:artist:4IWBUUAFIplrNtaOHcJPRM'
-            }
-         ],
-         'available_markets':[
-            'AD',
-            'AR',
-            'AT',
-            'AU',
-            'BE',
-            'BG',
-            'BO',
-            'BR',
-            'CA',
-            'CH',
-            'CL',
-            'CO',
-            'CR',
-            'CY',
-            'CZ',
-            'DE',
-            'DK',
-            'DO',
-            'EC',
-            'EE',
-            'ES',
-            'FI',
-            'FR',
-            'GB',
-            'GR',
-            'GT',
-            'HK',
-            'HN',
-            'HU',
-            'ID',
-            'IE',
-            'IL',
-            'IS',
-            'IT',
-            'JP',
-            'LI',
-            'LT',
-            'LU',
-            'LV',
-            'MC',
-            'MT',
-            'MX',
-            'MY',
-            'NI',
-            'NL',
-            'NO',
-            'NZ',
-            'PA',
-            'PE',
-            'PH',
-            'PL',
-            'PT',
-            'PY',
-            'RO',
-            'SE',
-            'SG',
-            'SK',
-            'SV',
-            'TH',
-            'TR',
-            'TW',
-            'US',
-            'UY',
-            'VN',
-            'ZA'
-         ],
-         'external_urls':{
-            'spotify':'https://open.spotify.com/album/6TvqOieExu0IJb9Q1gOoCz'
-         },
-         'href':'https://api.spotify.com/v1/albums/6TvqOieExu0IJb9Q1gOoCz',
-         'id':'6TvqOieExu0IJb9Q1gOoCz',
-         'images':[
-            {
-               'height':640,
-               'url':'https://i.scdn.co/image/b3556956b8e4881c85228ada91aa953e5c0458ef',
-               'width':640
-            },
-            {
-               'height':300,
-               'url':'https://i.scdn.co/image/d76072f5ca739466bd27f42f3356fa1a38c6a92d',
-               'width':300
-            },
-            {
-               'height':64,
-               'url':'https://i.scdn.co/image/bfd092dfa503566d9c9a3042f213fe02bed8a5cc',
-               'width':64
-            }
-         ],
-         'name':'You Can Cry',
-         'release_date':'2018-05-04',
-         'release_date_precision':'day',
-         'type':'album',
-         'uri':'spotify:album:6TvqOieExu0IJb9Q1gOoCz'
-      },
-      'artists':[
-         {
-            'external_urls':{
-               'spotify':'https://open.spotify.com/artist/64KEffDW9EtZ1y2vBYgq8T'
-            },
-            'href':'https://api.spotify.com/v1/artists/64KEffDW9EtZ1y2vBYgq8T',
-            'id':'64KEffDW9EtZ1y2vBYgq8T',
-            'name':'Marshmello',
-            'type':'artist',
-            'uri':'spotify:artist:64KEffDW9EtZ1y2vBYgq8T'
-         },
-         {
-            'external_urls':{
-               'spotify':'https://open.spotify.com/artist/5gCRApTajqwbnHHPbr2Fpi'
-            },
-            'href':'https://api.spotify.com/v1/artists/5gCRApTajqwbnHHPbr2Fpi',
-            'id':'5gCRApTajqwbnHHPbr2Fpi',
-            'name':'Juicy J',
-            'type':'artist',
-            'uri':'spotify:artist:5gCRApTajqwbnHHPbr2Fpi'
-         },
-         {
-            'external_urls':{
-               'spotify':'https://open.spotify.com/artist/4IWBUUAFIplrNtaOHcJPRM'
-            },
-            'href':'https://api.spotify.com/v1/artists/4IWBUUAFIplrNtaOHcJPRM',
-            'id':'4IWBUUAFIplrNtaOHcJPRM',
-            'name':'James Arthur',
-            'type':'artist',
-            'uri':'spotify:artist:4IWBUUAFIplrNtaOHcJPRM'
-         }
-      ],
-      'available_markets':[
-         'AD',
-         'AR',
-         'AT',
-         'AU',
-         'BE',
-         'BG',
-         'BO',
-         'BR',
-         'CA',
-         'CH',
-         'CL',
-         'CO',
-         'CR',
-         'CY',
-         'CZ',
-         'DE',
-         'DK',
-         'DO',
-         'EC',
-         'EE',
-         'ES',
-         'FI',
-         'FR',
-         'GB',
-         'GR',
-         'GT',
-         'HK',
-         'HN',
-         'HU',
-         'ID',
-         'IE',
-         'IL',
-         'IS',
-         'IT',
-         'JP',
-         'LI',
-         'LT',
-         'LU',
-         'LV',
-         'MC',
-         'MT',
-         'MX',
-         'MY',
-         'NI',
-         'NL',
-         'NO',
-         'NZ',
-         'PA',
-         'PE',
-         'PH',
-         'PL',
-         'PT',
-         'PY',
-         'RO',
-         'SE',
-         'SG',
-         'SK',
-         'SV',
-         'TH',
-         'TR',
-         'TW',
-         'US',
-         'UY',
-         'VN',
-         'ZA'
-      ],
-      'disc_number':1,
-      'duration_ms':194533,
-      'explicit':False,
-      'external_ids':{
-         'isrc':'USQX91800946'
-      },
-      'external_urls':{
-         'spotify':'https://open.spotify.com/track/3ZbJMlEL4Kcme0ONRO7Slx'
-      },
-      'href':'https://api.spotify.com/v1/tracks/3ZbJMlEL4Kcme0ONRO7Slx',
-      'id':'3ZbJMlEL4Kcme0ONRO7Slx',
-      'name':'You Can Cry',
-      'popularity':81,
-      'preview_url':'https://p.scdn.co/mp3-preview/6c31f3dee18a1e7c452ce9b6948a6e04aa7629d6?cid=aefd4e45060d4f9ba5bea0f6e6d36359',
-      'track_number':1,
-      'type':'track',
-      'uri':'spotify:track:3ZbJMlEL4Kcme0ONRO7Slx'
-   }
-}

spotifyvis/apps.py

@@ -1,5 +0,0 @@
-from django.apps import AppConfig
-
-
-class SpotifyvisConfig(AppConfig):
-    name = 'spotifyvis'

musicvis/settings.py → spotifyvis/settings.py

@@ -37,7 +37,9 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
-    'spotifyvis.apps.SpotifyvisConfig',
+    'login.apps.LoginConfig',
+    'api.apps.ApiConfig',
+    'graphs.apps.GraphsConfig',
 ]
 
 MIDDLEWARE = [
@@ -50,7 +52,7 @@ MIDDLEWARE = [
     'django.middleware.clickjacking.XFrameOptionsMiddleware',
 ]
 
-ROOT_URLCONF = 'musicvis.urls'
+ROOT_URLCONF = 'spotifyvis.urls'
 
 TEMPLATES = [
     {
@@ -68,7 +70,7 @@ TEMPLATES = [
     },
 ]
 
-WSGI_APPLICATION = 'musicvis.wsgi.application'
+WSGI_APPLICATION = 'spotifyvis.wsgi.application'
 
 
 # Database

spotifyvis/static/spotifyvis/scripts/index.js

@@ -1,42 +0,0 @@
-document.getElementById("login-btn").addEventListener("click", function() {
-    let httpRequest = new XMLHttpRequest();
-
-    /*
-     * Handler for the response
-     */
-    httpRequest.onreadystatechange = function() {
-        if (httpRequest.readyState === XMLHttpRequest.DONE) {
-            if (httpRequest.status === 200) {
-                // hide the login button
-                document.getElementById('login').setAttribute("display", "none");
-
-                let responseData = JSON.parse(httpRequest.responseText);
-                let dataList = document.getElementById("data-list");
-                
-
-                for (let key in responseData) {
-                    let newLi = document.createElement("li");
-                    let innerList = document.createElement("ul");
-                    
-                    let dataLabel = document.createElement("li");
-                    dataLabel.innerText = key;
-
-                    let dataValue = document.createElement("li");
-                    dataValue.innerText = responseData[key];
-
-                    innerList.appendChild(dataLabel);
-                    innerList.appendChild(dataValue);
-
-                    newLi.appendChild(innerList);
-                    dataList.appendChild(newLi);
-                }
-            } else {
-                alert("There was a problem with the login request, please try again!");
-            }
-        }
-    }
-
-    httpRequest.open('GET', '/login', true);
-    httpRequest.send();
-});
-

spotifyvis/templates/spotifyvis/user_data.html

@@ -1,21 +0,0 @@
-{% load static %}
-<!DOCTYPE html>
-<!--[if lt IE 7]>      <html class="no-js lt-ie9 lt-ie8 lt-ie7"> <![endif]-->
-<!--[if IE 7]>         <html class="no-js lt-ie9 lt-ie8"> <![endif]-->
-<!--[if IE 8]>         <html class="no-js lt-ie9"> <![endif]-->
-<!--[if gt IE 8]><!--> <html class="no-js"> <!--<![endif]-->
-    <head>
-        <meta charset="utf-8">
-        <meta http-equiv="X-UA-Compatible" content="IE=edge">
-        <title>User Spotify Data</title>
-        <meta name="description" content="">
-        <meta name="viewport" content="width=device-width, initial-scale=1">
-		<link rel="stylesheet" href="{% static 'spotifyvis/css/dark_bg.css' %}">
-    </head>
-    <body>
-        <!--[if lt IE 7]>
-            <p class="browsehappy">You are using an <strong>outdated</strong> browser. Please <a href="#">upgrade your browser</a> to improve your experience.</p>
-        <![endif]-->
-        <p>Logged in as {{ id }}</p>
-    </body>
-</html>

spotifyvis/tests.py

@@ -1,67 +0,0 @@
-from django.test import TestCase
-from .utils import update_std_dev
-import math
-# Create your tests here.
-
-class UpdateStdDevTest(TestCase):
-
-    def test_two_data_points(self):
-        """
-        tests if update_std_dev behaves correctly for two data points
-        """
-        cur_mean = 5
-        cur_std_dev = 0
-
-        new_mean, new_std_dev = update_std_dev(cur_mean, cur_std_dev, 10, 2)
-
-        self.assertTrue(math.isclose(new_mean, 7.5, rel_tol=0.01))
-        self.assertTrue(math.isclose(new_std_dev, 3.5355, rel_tol=0.01))
-
-
-    def test_three_data_points(self):
-        """
-        tests if update_std_dev behaves correctly for three data points
-        """
-        cur_mean = 7.5
-        cur_std_dev = 3.5355
-
-        new_mean, new_std_dev = update_std_dev(cur_mean, cur_std_dev, 15, 3)
-
-        self.assertTrue(math.isclose(new_mean, 10, rel_tol=0.01))
-        self.assertTrue(math.isclose(new_std_dev, 5, rel_tol=0.01))
-
-
-    def test_four_data_points(self):
-        """
-        tests if update_std_dev behaves correctly for four data points
-        """
-        cur_mean = 10 
-        cur_std_dev = 5 
-
-        new_mean, new_std_dev = update_std_dev(cur_mean, cur_std_dev, 20, 4) 
-        self.assertTrue(math.isclose(new_mean, 12.5, rel_tol=0.01))
-        self.assertTrue(math.isclose(new_std_dev, 6.455, rel_tol=0.01))
-
-
-    def test_five_data_points(self):
-        """
-        tests if update_std_dev behaves correctly for five data points
-        """
-        cur_mean = 12.5
-        cur_std_dev = 6.455 
-
-        new_mean, new_std_dev = update_std_dev(cur_mean, cur_std_dev, 63, 5) 
-        self.assertTrue(math.isclose(new_mean, 22.6, rel_tol=0.01)) 
-        self.assertTrue(math.isclose(new_std_dev, 23.2658, rel_tol=0.01))
-
-    
-    def test_sixteen_data_points(self):
-        """
-        tests if update_std_dev behaves correctly for sixteen data points
-        """
-        cur_mean = 0.4441 
-        cur_std_dev = 0.2855 
-
-        new_mean, new_std_dev = update_std_dev(cur_mean, cur_std_dev, 0.7361, 16) 
-        self.assertTrue(math.isclose(new_mean, 0.4624, rel_tol=0.01)) 
-        self.assertTrue(math.isclose(new_std_dev, 0.2853, rel_tol=0.01))

spotifyvis/urls.py

@@ -1,19 +1,24 @@
-from django.urls import path, include
+"""musicdata URL Configuration
 
-from .views import *
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/2.0/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  path('', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.urls import include, path
+    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
+"""
+from django.contrib import admin
+from django.urls import path, include
 
 urlpatterns = [
-    path('', index, name='index'),
-    path('login', login, name='login'),
-    path('callback', callback, name='callback'),
-    path('user_data', user_data, name='user_data'),
-    path('admin_graphs', admin_graphs, name='admin_graphs'),
-    path('api/user_artists/<str:user_secret>', get_artist_data, name='get_artist_data'),
-    path('artists/<str:user_secret>', artist_data, name='display_artist_graph'),
-    path('api/user_genres/<str:user_secret>', get_genre_data, name='get_genre_data'),
-    path('graphs/genre/<str:user_secret>', display_genre_graph,
-         name='display_genre_graph'),
-    path('audio_features/<str:user_secret>', audio_features, name='display_audio_features'),
-    path('api/audio_features/<str:audio_feature>/<str:user_secret>',
-         get_audio_feature_data, name='get_audio_feature_data'),
+    path('admin/', admin.site.urls),
+    path('login/', include('login.urls')),
+    path('api/', include('api.urls')),
+    path('graphs/', include('graphs.urls')),
 ]

musicvis/wsgi.py → spotifyvis/wsgi.py

@@ -11,6 +11,6 @@ import os
 
 from django.core.wsgi import get_wsgi_application
 
-os.environ.setdefault("DJANGO_SETTINGS_MODULE", "musicvis.settings")
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "spotifyvis.settings")
 
 application = get_wsgi_application()