feat: add toggle to DJF

apps/edr-freight-web/backoffice/src/services/manualPaymentSettings.service.ts

@@ -14,6 +14,12 @@ export interface ManualPaymentSettings {
   etbEnabled: boolean;
   usdEnabled: boolean;
   djfEnabled: boolean;
+  /**
+   * Wider than `djfEnabled`: whether DJF is accepted as a payment currency at
+   * all — offered on the booking forms and payable online. Off leaves existing
+   * DJF invoices settleable by hand.
+   */
+  djfPaymentsEnabled: boolean;
   updatedById: string | null;
   updatedAt?: string;
 }
@@ -24,10 +30,21 @@ export const manualPaymentSettingsService = {
     return unwrap(response.data);
   },
 
+  /** Currencies customers may be billed and pay in — open read, no permission. */
+  currencies: async (): Promise<string[]> => {
+    const response = await client.get<ApiResponse<string[]>>(
+      URL_CONSTANTS.MANUAL_PAYMENT_SETTINGS.CURRENCIES,
+    );
+    return unwrap(response.data);
+  },
+
   /** Partial: an omitted currency keeps its current setting. */
   update: async (
     patch: Partial<
-      Pick<ManualPaymentSettings, "etbEnabled" | "usdEnabled" | "djfEnabled">
+      Pick<
+        ManualPaymentSettings,
+        "etbEnabled" | "usdEnabled" | "djfEnabled" | "djfPaymentsEnabled"
+      >
     >,
   ): Promise<ManualPaymentSettings> => {
     const response = await client.patch<ApiResponse<ManualPaymentSettings>>(