fix(core-flows, dashboard): handling fulfillment rules (#11111)

**What**
- fix storing "true" | "false" strings from admin
- use strings instead of booleans for context filtering

packages/admin/dashboard/src/routes/locations/location-service-zone-shipping-option-create/components/create-shipping-options-form/create-shipping-options-form.tsx

@@ -151,13 +151,13 @@ export function CreateShippingOptionsForm({
         rules: [
           {
             // eslint-disable-next-line
-            value: isReturn ? '"true"' : '"false"',
+            value: isReturn ? "true" : "false",
             attribute: "is_return",
             operator: "eq",
           },
           {
             // eslint-disable-next-line
-            value: data.enabled_in_store ? '"true"' : '"false"',
+            value: data.enabled_in_store ? "true" : "false",
             attribute: "enabled_in_store",
             operator: "eq",
           },

packages/core/core-flows/src/cart/workflows/list-shipping-options-for-cart-with-pricing.ts

@@ -1,4 +1,4 @@
-import { ShippingOptionPriceType } from "@medusajs/framework/utils"
+import { isDefined, ShippingOptionPriceType } from "@medusajs/framework/utils"
 import {
   createWorkflow,
   parallelize,
@@ -73,9 +73,7 @@ export const listShippingOptionsForCartWithPricingWorkflowId =
  */
 export const listShippingOptionsForCartWithPricingWorkflow = createWorkflow(
   listShippingOptionsForCartWithPricingWorkflowId,
-  (
-    input: WorkflowData<ListShippingOptionsForCartWithPricingWorkflowInput>
-  ) => {
+  (input: WorkflowData<ListShippingOptionsForCartWithPricingWorkflowInput>) => {
     const optionIds = transform({ input }, ({ input }) =>
       (input.options ?? []).map(({ id }) => id)
     )
@@ -141,8 +139,12 @@ export const listShippingOptionsForCartWithPricingWorkflow = createWorkflow(
       { input, cart, fulfillmentSetIds },
       ({ input, cart, fulfillmentSetIds }) => ({
         context: {
-          is_return: input.is_return ?? false,
-          enabled_in_store: input.enabled_in_store ?? true,
+          is_return: input.is_return ? "true" : "false",
+          enabled_in_store: !isDefined(input.enabled_in_store)
+            ? "true"
+            : input.enabled_in_store
+            ? "true"
+            : "false",
         },
 
         filters: {

packages/core/core-flows/src/cart/workflows/list-shipping-options-for-cart.ts

@@ -8,6 +8,7 @@ import { useQueryGraphStep, validatePresenceOfStep } from "../../common"
 import { useRemoteQueryStep } from "../../common/steps/use-remote-query"
 import { cartFieldsForPricingContext } from "../utils/fields"
 import { ListShippingOptionsForCartWorkflowInput } from "@medusajs/types"
+import { isDefined } from "@medusajs/framework/utils"
 
 export const listShippingOptionsForCartWorkflowId =
   "list-shipping-options-for-cart"
@@ -40,9 +41,7 @@ export const listShippingOptionsForCartWorkflowId =
  */
 export const listShippingOptionsForCartWorkflow = createWorkflow(
   listShippingOptionsForCartWorkflowId,
-  (
-    input: WorkflowData<ListShippingOptionsForCartWorkflowInput>
-  ) => {
+  (input: WorkflowData<ListShippingOptionsForCartWorkflowInput>) => {
     const cartQuery = useQueryGraphStep({
       entity: "cart",
       filters: { id: input.cart_id },
@@ -92,12 +91,17 @@ export const listShippingOptionsForCartWorkflow = createWorkflow(
 
     const queryVariables = transform(
       { input, fulfillmentSetIds, cart },
-      ({ input, fulfillmentSetIds, cart }) => ({
+      ({ input, fulfillmentSetIds, cart }) => {
+        return {
           id: input.option_ids,
 
           context: {
-          is_return: input.is_return ?? false,
-          enabled_in_store: input.enabled_in_store ?? true,
+            is_return: input.is_return ? "true" : "false",
+            enabled_in_store: !isDefined(input.enabled_in_store)
+              ? "true"
+              : input.enabled_in_store
+              ? "true"
+              : "false",
           },
 
           filters: {
@@ -112,7 +116,8 @@ export const listShippingOptionsForCartWorkflow = createWorkflow(
           },
 
           calculated_price: { context: cart },
-      })
+        }
+      }
     )
 
     const shippingOptions = useRemoteQueryStep({