Update discount example

Author: devisscher

discounts/javascript/discount/default/shopify.extension.toml.liquid

@@ -9,14 +9,13 @@ description = "t:description"
 
   [[extensions.targeting]]
   target = "cart.lines.discounts.generate.run"
-  input_query = "src/generate_cart_run.graphql"
-  export = "generate-cart-run"
+  input_query = "src/cart_lines_discounts_generate_run.graphql"
+  export = "cart-lines-discounts-generate-run"
 
   [[extensions.targeting]]
   target = "cart.delivery-options.discounts.generate.run"
-  input_query = "src/generate_delivery_run.graphql"
-  export = "generate-delivery-run"
-
+  input_query = "src/cart_delivery_options_generate_run.graphql"
+  export = "cart-delivery-options-generate-run"
   [extensions.build]
   command = ""
   path = "dist/function.wasm"

discounts/javascript/discount/default/src/generate_delivery_run.graphql.liquid renamed to discounts/javascript/discount/default/src/cart_delivery_options_discounts_generate_run.graphql.liquid

@@ -0,0 +1,109 @@
+{%- if flavor contains "vanilla-js" -%}
+import {
+  DeliveryDiscountSelectionStrategy,
+  DiscountClass,
+} from "../generated/api";
+
+/**
+  * @typedef {import("../generated/api").DeliveryInput} RunInput
+  * @typedef {import("../generated/api").CartDeliveryOptionsDiscountsGenerateRunResult} CartDeliveryOptionsDiscountsGenerateRunResult
+  */
+
+/**
+  * @param {RunInput} input
+  * @returns {CartDeliveryOptionsDiscountsGenerateRunResult}
+  */
+
+export function cartDeliveryOptionsDiscountsGenerateRun(input) {
+  const firstDeliveryGroup = input.cart.deliveryGroups[0];
+  if (!firstDeliveryGroup) {
+    throw new Error("No delivery groups found");
+  }
+
+  const hasShippingDiscountClass = input.discount.discountClasses.includes(
+    DiscountClass.Shipping,
+  );
+
+  if (!hasShippingDiscountClass) {
+    return {operations: []};
+  }
+
+  return {
+    operations: [
+      {
+        deliveryDiscountsAdd: {
+          candidates: [
+            {
+              message: "FREE DELIVERY",
+              targets: [
+                {
+                  deliveryGroup: {
+                    id: firstDeliveryGroup.id,
+                  },
+                },
+              ],
+              value: {
+                percentage: {
+                  value: 100,
+                },
+              },
+            },
+          ],
+          selectionStrategy: DeliveryDiscountSelectionStrategy.All,
+        },
+      },
+    ],
+  };
+}
+{%- elsif flavor contains "typescript" -%}
+import {
+  DeliveryDiscountSelectionStrategy,
+  DiscountClass,
+  DeliveryInput,
+  CartDeliveryOptionsDiscountsGenerateRunResult,
+} from "../generated/api";
+
+export function cartDeliveryOptionsDiscountsGenerateRun(
+  input: DeliveryInput,
+): CartDeliveryOptionsDiscountsGenerateRunResult {
+  const firstDeliveryGroup = input.cart.deliveryGroups[0];
+  if (!firstDeliveryGroup) {
+    throw new Error("No delivery groups found");
+  }
+
+  const hasShippingDiscountClass = input.discount.discountClasses.includes(
+    DiscountClass.Shipping,
+  );
+
+  if (!hasShippingDiscountClass) {
+    return {operations: []};
+  }
+
+  return {
+    operations: [
+      {
+        deliveryDiscountsAdd: {
+          candidates: [
+            {
+              message: "FREE DELIVERY",
+              targets: [
+                {
+                  deliveryGroup: {
+                    id: firstDeliveryGroup.id,
+                  },
+                },
+              ],
+              value: {
+                percentage: {
+                  value: 100,
+                },
+              },
+            },
+          ],
+          selectionStrategy: DeliveryDiscountSelectionStrategy.All,
+        },
+      },
+    ],
+  };
+}
+{%- endif -%}

discounts/javascript/discount/default/src/cart_delivery_options_discounts_generate_run.liquid

@@ -1,18 +1,18 @@
 {%- if flavor contains "vanilla-js" -%}
-import { describe, it, expect } from "vitest";
+import {describe, it, expect} from "vitest";
 
-import { generateDeliveryRun } from "./generate_delivery_run";
+import {cartDeliveryOptionsDiscountsGenerateRun} from "./cart_delivery_options_discounts_generate_run";
 import {
   DeliveryDiscountSelectionStrategy,
   DiscountClass,
 } from "../generated/api";
 
 /**
- * @typedef {import("../generated/api").CartDeliveryOptionsDiscountsGenerateRunResult} CartDeliveryOptionsDiscountsGenerateRunResult
- * @typedef {import("../generated/api").DeliveryInput} DeliveryInput
- */
+  * @typedef {import("../generated/api").CartDeliveryOptionsDiscountsGenerateRunResult} CartDeliveryOptionsDiscountsGenerateRunResult
+  * @typedef {import("../generated/api").DeliveryInput} DeliveryInput
+  */
 
-describe("generateDeliveryRun", () => {
+describe("cartDeliveryOptionsDiscountsGenerateRun", () => {
   const baseInput = {
     cart: {
       deliveryGroups: [
@@ -23,7 +23,7 @@ describe("generateDeliveryRun", () => {
     },
     discount: {
       discountClasses: [],
-    }
+    },
   };
 
   it("returns empty operations when no discount classes are present", () => {
@@ -34,7 +34,7 @@ describe("generateDeliveryRun", () => {
       },
     };
 
-    const result = generateDeliveryRun(input);
+    const result = cartDeliveryOptionsDiscountsGenerateRun(input);
     expect(result.operations).toHaveLength(0);
   });
 
@@ -46,7 +46,7 @@ describe("generateDeliveryRun", () => {
       },
     };
 
-    const result = generateDeliveryRun(input);
+    const result = cartDeliveryOptionsDiscountsGenerateRun(input);
     expect(result.operations).toHaveLength(1);
     expect(result.operations[0]).toMatchObject({
       deliveryDiscountsAdd: {
@@ -82,21 +82,24 @@ describe("generateDeliveryRun", () => {
       },
     };
 
-    expect(() => generateDeliveryRun(input)).toThrow('No delivery groups found');
+    expect(() => cartDeliveryOptionsDiscountsGenerateRun(input)).toThrow(
+      "No delivery groups found",
+    );
   });
 });
 {%- elsif flavor contains "typescript" -%}
-import { describe, it, expect } from "vitest";
+import {describe, it, expect} from "vitest";
 
-import { generateDeliveryRun } from "./generate_delivery_run";
+import {cartDeliveryOptionsDiscountsGenerateRun} from "./cart_delivery_options_discounts_generate_run";
 import {
   DeliveryDiscountSelectionStrategy,
   DiscountClass,
-  CartDeliveryOptionsDiscountsGenerateRunResult
+  DeliveryInput,
+  CartDeliveryOptionsDiscountsGenerateRunResult,
 } from "../generated/api";
 
-describe("generateDeliveryRun", () => {
-  const baseInput = {
+describe("cartDeliveryOptionsDiscountsGenerateRun", () => {
+  const baseInput: DeliveryInput = {
     cart: {
       deliveryGroups: [
         {
@@ -106,30 +109,32 @@ describe("generateDeliveryRun", () => {
     },
     discount: {
       discountClasses: [],
-    }
+    },
   };
 
   it("returns empty operations when no discount classes are present", () => {
-    const input = {
+    const input: DeliveryInput = {
       ...baseInput,
       discount: {
         discountClasses: [],
       },
     };
 
-    const result: CartDeliveryOptionsDiscountsGenerateRunResult = generateDeliveryRun(input);
+    const result: CartDeliveryOptionsDiscountsGenerateRunResult =
+      cartDeliveryOptionsDiscountsGenerateRun(input);
     expect(result.operations).toHaveLength(0);
   });
 
   it("returns delivery discount when shipping discount class is present", () => {
-    const input = {
+    const input: DeliveryInput = {
       ...baseInput,
       discount: {
         discountClasses: [DiscountClass.Shipping],
       },
     };
 
-    const result: CartDeliveryOptionsDiscountsGenerateRunResult = generateDeliveryRun(input);
+    const result: CartDeliveryOptionsDiscountsGenerateRunResult =
+      cartDeliveryOptionsDiscountsGenerateRun(input);
     expect(result.operations).toHaveLength(1);
     expect(result.operations[0]).toMatchObject({
       deliveryDiscountsAdd: {
@@ -156,7 +161,7 @@ describe("generateDeliveryRun", () => {
   });
 
   it("throws error when no delivery groups are present", () => {
-    const input = {
+    const input: DeliveryInput = {
       cart: {
         deliveryGroups: [],
       },
@@ -165,7 +170,10 @@ describe("generateDeliveryRun", () => {
       },
     };
 
-    expect(() => generateDeliveryRun(input)).toThrow('No delivery groups found');
+    expect(() => cartDeliveryOptionsDiscountsGenerateRun(input)).toThrow(
+      "No delivery groups found",
+    );
   });
 });
+
 {%- endif -%}