chore(): Reorganize modules (#7210)

**What**
Move all modules to the modules directory

packages/modules/promotion/src/utils/compute-actions/usage.ts

@@ -0,0 +1,39 @@
+import {
+  CampaignBudgetExceededAction,
+  ComputeActions,
+  PromotionDTO,
+} from "@medusajs/types"
+import { CampaignBudgetType, ComputedActions } from "@medusajs/utils"
+
+export function canRegisterUsage(computedAction: ComputeActions): boolean {
+  return (
+    [
+      ComputedActions.ADD_ITEM_ADJUSTMENT,
+      ComputedActions.ADD_SHIPPING_METHOD_ADJUSTMENT,
+    ] as string[]
+  ).includes(computedAction.action)
+}
+
+export function computeActionForBudgetExceeded(
+  promotion: PromotionDTO,
+  amount: number
+): CampaignBudgetExceededAction | void {
+  const campaignBudget = promotion.campaign?.budget
+
+  if (!campaignBudget) {
+    return
+  }
+
+  const campaignBudgetUsed = campaignBudget.used ?? 0
+  const totalUsed =
+    campaignBudget.type === CampaignBudgetType.SPEND
+      ? campaignBudgetUsed + amount
+      : campaignBudgetUsed + 1
+
+  if (campaignBudget.limit && totalUsed > campaignBudget.limit) {
+    return {
+      action: ComputedActions.CAMPAIGN_BUDGET_EXCEEDED,
+      code: promotion.code!,
+    }
+  }
+}