Add request single page

src/utils/commissionPricing.ts

@@ -0,0 +1,48 @@
+export type PriceSource = {
+  price?: number | null;
+  pricePercent?: number | null;
+  priceRange?: string | null;
+};
+
+export function calculatePrice(source: PriceSource, base: number): number {
+  if (source.price != null) return source.price;
+  if (source.pricePercent != null) return base * (source.pricePercent / 100);
+  if (source.priceRange) {
+    const parts = source.priceRange.split("–").map(Number);
+    const max = Math.max(...parts);
+    return Number.isNaN(max) ? 0 : max;
+  }
+  return 0;
+}
+
+export function calculatePriceRange(
+  baseSource: PriceSource | undefined,
+  extras: PriceSource[]
+): [number, number] {
+  if (!baseSource) return [0, 0];
+
+  const base = calculatePrice(baseSource, 0);
+
+  let minExtra = 0;
+  let maxExtra = 0;
+
+  for (const extra of extras) {
+    if (extra.price != null) {
+      minExtra += extra.price;
+      maxExtra += extra.price;
+    } else if (extra.pricePercent != null) {
+      const val = base * (extra.pricePercent / 100);
+      minExtra += val;
+      maxExtra += val;
+    } else if (extra.priceRange) {
+      const [minStr, maxStr] = extra.priceRange.split("–");
+      const min = Number(minStr);
+      const max = Number(maxStr);
+
+      if (!Number.isNaN(min)) minExtra += min;
+      if (!Number.isNaN(max)) maxExtra += max;
+    }
+  }
+
+  return [base + minExtra, base + maxExtra];
+}