Create analytics/dashboard.py

analytics/dashboard.py

@@ -0,0 +1,13 @@
+import pandas as pd
+import plotly.express as px
+from db import models
+
+def generate_dashboard_figure():
+    notes = models.get_all_notes()
+    df = pd.DataFrame(notes)
+    if df.empty:
+        return None
+    df['created_at'] = pd.to_datetime(df['created_at'])
+    daily = df.groupby(df['created_at'].dt.date).size().reset_index(name='count')
+    fig = px.bar(daily, x='created_at', y='count', title='Notes per Day')
+    return fig