Changing a bill (bill_data) now works, as does cancelling cleanly - this is now functional. I have renamed/improved the left-hand-side fields, right-hand-side next - to improve consistency between html and db and bill_data and bill_type

main.py

@@ -2,6 +2,8 @@
 from flask import Flask, render_template, request, redirect, url_for, Response, jsonify
 from calc import calculate_savings_depletion
 from db import init_db, get_finance_data, update_finance, get_budget_data, insert_cset, get_comp_set_data, get_comp_set_options
+from db import get_bill_data, new_bill, update_bill_data, delete_bill
+from db import get_bill_types, insert_bill_type, update_bill_type, delete_bill_type
 from collections import defaultdict, Counter
 from datetime import datetime
 import csv
@@ -133,21 +135,52 @@ def update():
         request.form['compare_to'],
         request.form['Ioniq6_future']
     )
-
     update_finance(finance_data)
-
     return redirect(url_for('index'))
 
+@app.route('/bills')
+def DisplayBillData():
+    bill_data = get_bill_data()
+    bill_types = get_bill_types()
+    now=datetime.today().strftime('%Y-%m-%d')
+    return render_template('bills.html', now=now, bill_data=bill_data, bill_types=bill_types )
+
+@app.route('/newbilltype', methods=['POST'])
+def InsertBillType():
+    data = request.get_json()
+    insert_bill_type( data['bill_type'] )
+    return "200"
+
+@app.route('/updatebilltype', methods=['POST'])
+def UpdateBillType():
+    data = request.get_json()
+    update_bill_type( data['id'], data['bill_type'] )
+    return "200"
+
+@app.route('/newbill', methods=['POST'])
+def InsertBill():
+    data = request.get_json()
+    new_bill( data['name'], data['amount'], data['bill_date'] )
+    return "200"
+
+@app.route('/updatebill', methods=['POST'])
+def UpdateBill():
+    data = request.get_json()
+    update_bill_data( data['id'], data['name'], data['amount'], data['bill_date'] )
+    return "200"
+
+@app.route('/delbilltype', methods=['POST'])
+def DeleteBillType():
+    data = request.get_json()
+    delete_bill_type( data['id'] )
+    return "200"
+
+@app.route('/delbill', methods=['POST'])
+def DeleteBill():
+    data = request.get_json()
+    delete_bill( data['id'] )
+    return "200"
+
 # Main program
 if __name__ == '__main__':
     app.run(debug=True)
-
-
-##########
-#
-# How to cross-check, so we get paid: 4762.29 + 1962.56 per fortnight or: $174846.1 AFTER TAX
-# take $20k for Cam, and $20k for Mich for schools last year, $10k for Cam pres, take $72k for living, take $8k in furniture.
-# We went from 250 to 300k (more or less), so about right
-# to note: transfers to Cam/Mich - $850
-# 
-##########