refactor: enforce enum machine codes #18

Use owner enums for known codes; preserve wire values and unknown fallbacks.

Verified npm ci and verify: 379 tests, 5 lint checks, app and Storybook builds.

src/pages/card/ui/OperationForm/OperationForm.vm.ts

@@ -27,6 +27,9 @@ import type {
 	OperationValues,
 } from "./OperationForm.types";
 
+// ZodIssueCode is deprecated; this is the custom refinement code accepted by Zod.
+enum FormIssueCode { Custom = "custom" }
+
 const MAX_DESCRIPTION_LENGTH = 500;
 
 const operationSchema = z.object({
@@ -49,13 +52,13 @@ function validateRefund(values: OperationValues, context: z.RefinementCtx,
 	expense: BankOperation | undefined, limit: BankOperation["availableRefund"] | undefined) {
 	if (!expense || expense.cardId !== values.cardId)
 		context.addIssue({
-			code: "custom",
+			code: FormIssueCode.Custom,
 			path: ["originalExpenseId"],
 			...validationMessage("bank.validation.required")(undefined),
 		});
 	if (expense && values.date < expense.date)
 		context.addIssue({
-			code: "custom",
+			code: FormIssueCode.Custom,
 			path: ["date"],
 			...validationMessage("bank.validation.start")(undefined),
 		});
@@ -66,7 +69,7 @@ function validateRefund(values: OperationValues, context: z.RefinementCtx,
 		&& amount > (moneyCents(limit.value) ?? 0n)
 	)
 		context.addIssue({
-			code: "custom",
+			code: FormIssueCode.Custom,
 			path: ["amount"],
 			...validationMessage("bank.validation.refund")(undefined),
 		});
@@ -116,7 +119,7 @@ const useOperationFormVm = (props: OperationFormProps) => {
 				const target = props.cards.find(c => c.id === values.targetCardId);
 				if (!source || source.archivedAt)
 					context.addIssue({
-						code: "custom",
+						code: FormIssueCode.Custom,
 						path: ["cardId"],
 						...validationMessage("bank.validation.required")(undefined),
 					});
@@ -125,7 +128,7 @@ const useOperationFormVm = (props: OperationFormProps) => {
 					&& (!target || target.archivedAt || target.id === values.cardId)
 				)
 					context.addIssue({
-						code: "custom",
+						code: FormIssueCode.Custom,
 						path: ["targetCardId"],
 						...validationMessage("bank.validation.destination")(undefined),
 					});
@@ -136,7 +139,7 @@ const useOperationFormVm = (props: OperationFormProps) => {
 						&& values.date < target.openingDate)
 				)
 					context.addIssue({
-						code: "custom",
+						code: FormIssueCode.Custom,
 						path: ["date"],
 						...validationMessage("bank.validation.start")(undefined),
 					});
@@ -152,7 +155,7 @@ const useOperationFormVm = (props: OperationFormProps) => {
 					)
 				)
 					context.addIssue({
-						code: "custom",
+						code: FormIssueCode.Custom,
 						path: ["categoryId"],
 						...validationMessage("bank.validation.required")(undefined),
 					});