From fcc360620163d005986bb20e6792c7d8f71e7a3a Mon Sep 17 00:00:00 2001
From: Lukas Metzger
Date: Fri, 22 May 2020 18:43:17 +0200
Subject: First version

---
 index.py | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 index.py

(limited to 'index.py')

diff --git a/index.py b/index.py
new file mode 100644
index 0000000..14316fa
--- /dev/null
+++ b/index.py
@@ -0,0 +1,62 @@
+#!/usr/bin/env python3
+
+import dash_core_components as dcc
+import dash_html_components as html
+import dash_bootstrap_components as dbc
+from dash.dependencies import Input, Output
+import plotly.io as pio
+import plotly.graph_objects as go
+import plotly.express as px
+
+from app import app
+from pages import satellites, total
+
+pages = [
+        {'name': 'Satellites', 'link': '/', 'id': 'satellites', 'layout': satellites.layout},
+        {'name': 'Total', 'link': '/total', 'id': 'total', 'layout': total.layout},
+]
+
+pio.templates['custom'] = dict(
+    layout=go.Layout(
+        title=dict(
+            x = 0.5,
+            xanchor = 'center',
+            yanchor = 'top',
+            font = dict(size = 25)
+        ),
+        separators=',.'
+    )
+)
+pio.templates.default = 'custom'
+
+
+app.layout = html.Div([
+    dcc.Location(id='url', refresh=False),
+    dbc.NavbarSimple(dark=True, color="dark", fluid=True, style={'marginBottom': '20px'}, children=[
+        dbc.NavItem(dbc.NavLink(page['name'], href=page['link'], id='nav-link-'+page['id'])) for page in pages
+    ]),
+    html.Div(id='page-content')
+])
+
+@app.callback(Output('page-content', 'children'),
+              [Input('url', 'pathname')])
+def display_page(pathname):
+    apps = {page['link']:page['layout'] for page in pages}
+
+    if pathname in apps:
+        if callable(apps[pathname]):
+            return apps[pathname]()
+        else:
+            return apps[pathname]
+    else:
+        return '404'
+
+@app.callback(
+    [Output('nav-link-'+page['id'], "active") for page in pages],
+    [Input("url", "pathname")],
+)
+def toggle_active_links(pathname):
+    return [pathname == page['link'] for page in pages]
+
+if __name__ == '__main__':
+    app.run_server(debug=True)
-- 
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