discount profiles and discounts overall implemented and working

src/controllers/admin_discounts.rs

@@ -16,7 +16,7 @@ use crate::{
     models::products,
     shared::{
         guard,
-        money::{format_price, parse_price_to_cents},
+        money::{format_price, parse_percent, parse_price_to_cents},
     },
 };
 
@@ -29,12 +29,6 @@ struct DiscountForm {
     percent: Option<String>,
 }
 
-/// Parse a percentage typed as "20", "20.5" or "20,5" into an `f64`.
-fn parse_percent(value: &str) -> Option<f64> {
-    let parsed: f64 = value.trim().replace(',', ".").parse().ok()?;
-    parsed.is_finite().then_some(parsed)
-}
-
 /// Resolve a percentage off the regular price into a fixed sale price in cents.
 /// Rounds the discount amount to the nearest cent.
 fn percent_to_sale_cents(regular_cents: i64, percent: f64) -> i64 {