redid bills UI, you can now choose CPI or FLAT X% as well, via a drop-down not a set of buttons. The changing of inflation also tweaks any bills using CPI, all works

main.py

@@ -1,9 +1,11 @@
 # main.py
 from flask import Flask, render_template, request, redirect, url_for, Response, jsonify
 from calc import calculate_savings_depletion, calc_key_dates
-from db import init_db, get_finance_data, update_finance, get_budget_data, insert_cset, get_comp_set_data, get_comp_set_options, get_bill_freqs
-from db import get_bill_data, new_bill, update_bill_data, delete_bill, delete_estimated_bills
-from db import get_bill_ui, save_ui, delete_cset
+from db import init_db, get_finance_data, update_finance, get_budget_data
+from db import insert_cset, get_comp_set_data, get_comp_set_options, delete_cset
+from db import get_bill_freqs, get_bill_growth_types
+from db import get_bill_data, new_bill, update_bill_data, delete_bill, delete_estimated_bills, delete_estimated_bills_for
+from db import get_bill_ui, save_ui
 from db import get_bill_types, insert_bill_type, update_bill_type, delete_bill_type, use_growth
 from bills import process_bill_data, calc_future_totals, set_bill_type_growth, recalcFutureBills
 from defines import END_YEAR
@@ -11,6 +13,7 @@ from collections import defaultdict, Counter
 from datetime import datetime, date
 import csv
 import io
+import requests
 from disp import FP_VAR
 
 app = Flask(__name__)
@@ -148,6 +151,21 @@ def update():
     # changed Ioniq6_future, Car_buyout_date or D_Num_fortnights_pay, so lets force recalc key_dates, and therefore estimated bills
     if old_finance_data['D_Num_fortnights_pay'] != new_finance_data['D_Num_fortnights_pay'] or old_finance_data['Ioniq6_future'] != new_finance_data['Ioniq6_future'] or old_finance_data['Car_buyout_date'] != new_finance_data['Car_buyout_date']:
         recalcFutureBills()
+    if old_finance_data['Inflation']  != new_finance_data['Inflation']:
+        # need to check if any bill type is using CPI, if so, force those future bills to be recalculated
+        bill_types = get_bill_types()
+        for bt in bill_types:
+            if bt['which_growth'] == 'cpi':
+                print( f"OK, changed inflation and need to redo bills for bt_id={bt['id']}" )
+                delete_estimated_bills_for( bt['id'] )
+                #recalc_estimated_bills_for( bt['id'] )
+        # okay, now go through code to recalc bills...
+        base=request.url_root
+        response = requests.get(f"{base}/bills")
+        if response.status_code == 200:
+            print("ALL GOOD")
+        else:
+            print("FFS")
     
     return redirect(url_for('index'))
 
@@ -160,13 +178,14 @@ def DisplayBillData():
     bill_types = get_bill_types()
     bill_freqs = get_bill_freqs()
     bill_ui = get_bill_ui()
+    bill_growth_types = get_bill_growth_types()
     # take bill data, AND work out estimated future bills - process this into the bill_info array, 
     bill_info=process_bill_data(bill_data, bill_types, bill_freqs, key_dates)
     # get an array of the total costs of bills each year - purely cosmetic (using bill_info)
     total=calc_future_totals(bill_info, bill_types)
     # update/re-get bill_data now that new estimated bills have been added
     bill_data = get_bill_data("order_by_bill_type_then_date")
-    return render_template('bills.html', bill_data=bill_data, bill_types=bill_types, bill_freqs=bill_freqs, bill_ui=bill_ui, this_year=datetime.today().year, END_YEAR=END_YEAR, total=total, key_dates=key_dates )
+    return render_template('bills.html', bill_data=bill_data, bill_types=bill_types, bill_freqs=bill_freqs, bill_ui=bill_ui, this_year=datetime.today().year, END_YEAR=END_YEAR, total=total, key_dates=key_dates, growth=bill_growth_types, cpi=finance_data['Inflation'] )
 
 @app.route('/newbilltype', methods=['POST'])
 def InsertBillType():
@@ -224,6 +243,7 @@ def SaveUI():
 @app.route('/force_recalc_bills', methods=['POST'])
 def force_recalc_bills():
     delete_estimated_bills()
+    recalcFutureBills()
     return "200"
 
 @app.route('/cset')