Add django-heroku config

Pipfile

@@ -7,9 +7,9 @@ name = "pypi"
 django = "*"
 gitpython = "*"
 django-crispy-forms = "*"
-dj-database-url = "*"
 "psycopg2" = "*"
 gunicorn = "*"
+django-heroku = "*"
 
 [dev-packages]
 

Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "8e4f8594bffd8bc27af35d8b7d41c9db598ec2715709e3e11060671d4bdb6a06"
+            "sha256": "865aaeb0d93d5e877f331fdeeabff95e3ea61ac49c894a62024e039c847c0218"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -21,7 +21,6 @@
                 "sha256:4aeaeb1f573c74835b0686a2b46b85990571159ffc21aa57ecd4d1e1cb334163",
                 "sha256:851785365761ebe4994a921b433062309eb882fedd318e1b0fcecc607ed02da9"
             ],
-            "index": "pypi",
             "version": "==0.5.0"
         },
         "django": {
@@ -40,6 +39,14 @@
             "index": "pypi",
             "version": "==1.7.2"
         },
+        "django-heroku": {
+            "hashes": [
+                "sha256:2bc690aab89eedbe01311752320a9a12e7548e3b0ed102681acc5736a41a4762",
+                "sha256:6af4bc3ae4a9b55eaad6dbe5164918982d2762661aebc9f83d9fa49f6009514e"
+            ],
+            "index": "pypi",
+            "version": "==0.3.1"
+        },
         "gitdb2": {
             "hashes": [
                 "sha256:83361131a1836661a155172932a13c08bda2db3674e4caa32368aa6eb02f38c2",
@@ -112,6 +119,13 @@
                 "sha256:29a9ffa0497e7f2be94ca0ed1ca1aa3cd4cf25a1f6b4f5f87f74b46ed91d609a"
             ],
             "version": "==2.0.5"
+        },
+        "whitenoise": {
+            "hashes": [
+                "sha256:118ab3e5f815d380171b100b05b76de2a07612f422368a201a9ffdeefb2251c1",
+                "sha256:42133ddd5229eeb6a0c9899496bdbe56c292394bf8666da77deeb27454c0456a"
+            ],
+            "version": "==4.1.2"
         }
     },
     "develop": {}

friends_map/settings.py

@@ -13,7 +13,7 @@ https://docs.djangoproject.com/en/2.1/ref/settings/
 import os
 
 # Build paths inside the project like this: os.path.join(BASE_DIR, ...)
-import dj_database_url
+import django_heroku
 
 BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 
@@ -27,7 +27,18 @@ SECRET_KEY = '(b_w%!e9u!3q=d-u!$g6ntpzh-=4mo$gs#96as+^179vp6stui'
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = True
 
-ALLOWED_HOSTS = []
+ALLOWED_HOSTS = [
+    '.herokuapp.com',
+]
+
+HOST = os.environ.get('HOST')
+if HOST:
+    ALLOWED_HOSTS.append(HOST)
+
+if DEBUG:
+    ALLOWED_HOSTS += [
+        'localhost'
+    ]
 
 
 # Application definition
@@ -79,7 +90,12 @@ WSGI_APPLICATION = 'friends_map.wsgi.application'
 
 # Database
 # https://docs.djangoproject.com/en/2.1/ref/settings/#databases
-DATABASES = {'default': dj_database_url.config(default=f'sqlite:///{BASE_DIR}/db.sqlite3', conn_max_age=600)}
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
+    }
+}
 
 
 # Password validation
@@ -143,3 +159,4 @@ APP = {
 CRISPY_TEMPLATE_PACK = 'bootstrap4'
 LOGOUT_REDIRECT_URL = '/'
 
+django_heroku.settings(locals(), allowed_hosts=False, databases=not DEBUG)