Started with area page

src/allmende_payment_system/tools.py

@@ -1,3 +1,6 @@
+import locale
+import numbers
+
 from starlette.templating import Jinja2Templates
 
 TRANSACTION_TYPE_DE = {
@@ -7,8 +10,19 @@ TRANSACTION_TYPE_DE = {
     "product": "Einkauf",
 }
 
+UNITS_OF_MEASURE = {"piece": "Stück"}
+
+
+def format_number(value: float):
+    try:
+        return f"{value:n}"
+    except TypeError:
+        return value
+
 
 def get_jinja_renderer() -> Jinja2Templates:
     renderer = Jinja2Templates(directory="src/allmende_payment_system/templates")
     renderer.env.filters["transaction_type_de"] = lambda x: TRANSACTION_TYPE_DE[x]
+    renderer.env.filters["units_of_measure_de"] = lambda x: UNITS_OF_MEASURE.get(x, x)
+    renderer.env.filters["format_number"] = format_number
     return renderer