Add static site generator

default.nix

@@ -3,6 +3,6 @@ with python3.pkgs;
 buildPythonPackage rec {
   name = "mqtt-dash";
   src = ./.;
-  propagatedBuildInputs = [ flask ];
+  propagatedBuildInputs = [ flask setuptools ];
   doCheck = false;
 }

make-static-site

@@ -0,0 +1,38 @@
+#!/usr/bin/env python
+
+import argparse
+import os
+import sys
+import pkg_resources
+import shutil
+
+import mqtt_dash.app
+from mqtt_dash.app import app
+
+args = argparse.ArgumentParser()
+
+args.add_argument('config', default='config.py', help='Configuration file')
+
+options = args.parse_args()
+
+app.secret_key = os.urandom(12)
+app.config.from_pyfile(os.path.abspath(options.config))
+
+
+missing_config_fields = False
+for opt in ('URL', 'MQTT_BROKER', 'PAGE_TITLE', 'WIDGETS'):
+    if opt not in app.config:
+        print(f'Error: field {opt} missing in configuration')
+        missing_config_fields = True
+if missing_config_fields:
+    sys.exit(1)
+
+
+client = app.test_client()
+r = client.get('/')
+with open("index.html", "wb") as f:
+        f.write(r.data)
+
+static_assets = pkg_resources.resource_filename('mqtt_dash', 'static')
+shutil.copytree(static_assets, "static")
+

mqtt_dash/templates/base.html

@@ -5,10 +5,10 @@
     <meta name="viewport" content="width=device-width,initial-scale=0.8"/>
     <!-- http://paletton.com/#uid=13w0u0kllllaFw0g0qFqFg0w0aF -->
     <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bulma@0.8.0/css/bulma.min.css">
-    <link rel="stylesheet" href="/static/style.css">
+    <link rel="stylesheet" href="static/style.css">
 
     <script src="https://cdnjs.cloudflare.com/ajax/libs/paho-mqtt/1.0.2/mqttws31.min.js" type="text/javascript"></script>
-    <script src="/static/main.js"></script>
+    <script src="static/main.js"></script>
 
     <script>
       window.onload = function() { init("{{mqtt_broker}}")};

setup.py

@@ -9,6 +9,6 @@ setup(
     author='0xee',
     author_email='mqtt-dash@0xee.eu',
     packages=['mqtt_dash'],
-    scripts=['mqtt-dash'],
+    scripts=['mqtt-dash', 'make-static-site'],
     package_data={'mqtt_dash': ['templates/*.html', 'static/*']},
 )