feat: get lowest offer listings for sku

ScaleLeap · May 27, 2020 · 0b146d4 · 0b146d4
1 parent 5543a91
commit 0b146d4
Show file tree

Hide file tree

Showing 2 changed files with 166 additions and 1 deletion.
diff --git a/src/sections/products.ts b/src/sections/products.ts
@@ -247,6 +247,28 @@ const GetCompetitivePricingForASINResponse = Codec.interface({
   GetCompetitivePricingForASINResponse: GetCompetitivePricingForASINResult,
 })
 
+type ItemCondition = 'Any' | 'New' | 'Used' | 'Collectible' | 'Refurbished' | 'Club'
+
+interface GetLowestOfferListingsForSkuParameters {
+  SellerSKUList: string[]
+  MarketplaceId: string
+  ItemCondition?: ItemCondition
+}
+
+const GetLowestOfferListingsForSKUResult = ensureArray(
+  'GetLowestOfferListingsForSKUResult',
+  Codec.interface({
+    AllOfferListingsConsidered: boolean,
+    Product,
+  }),
+)
+
+const GetLowestOfferListingsForSKUResponse = Codec.interface({
+  GetLowestOfferListingsForSKUResponse: GetLowestOfferListingsForSKUResult,
+})
+
+type GetLowestOfferListingsForSKUResult = GetInterface<typeof GetLowestOfferListingsForSKUResult>
+
 export class Products {
   constructor(private httpClient: HttpClient) {}
 
@@ -370,4 +392,26 @@ export class Products {
       },
     })
   }
+
+  async getLowestOfferListingsForSku(
+    parameters: GetLowestOfferListingsForSkuParameters,
+  ): Promise<[GetLowestOfferListingsForSKUResult, RequestMeta]> {
+    const [response, meta] = await this.httpClient.request('POST', {
+      resource: Resource.Products,
+      version: PRODUCTS_API_VERSION,
+      action: 'GetLowestOfferListingsForSKU',
+      parameters: {
+        MarketplaceId: parameters.MarketplaceId,
+        'SellerSKUList.SellerSKU': parameters.SellerSKUList,
+        ItemCondition: parameters.ItemCondition,
+      },
+    })
+
+    return GetLowestOfferListingsForSKUResponse.decode(response).caseOf({
+      Right: (x) => [x.GetLowestOfferListingsForSKUResponse, meta],
+      Left: (error) => {
+        throw new ParsingError(error)
+      },
+    })
+  }
 }
diff --git a/test/unit/__snapshots__/products.test.ts.snap b/test/unit/__snapshots__/products.test.ts.snap
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`products getCompetitivePricingForASIN returns product and competitive prices when response is valid 1`] = `
+exports[`products getCompetitivePricingForAsin returns product and competitive prices when response is valid 1`] = `
 Array [
   Array [
     Object {
@@ -153,6 +153,127 @@ Array [
 ]
 `;
 
+exports[`products getLowestOfferListingsForSku returns product and lowest offer listings when response is valid 1`] = `
+Array [
+  Array [
+    Object {
+      "AllOfferListingsConsidered": false,
+      "Product": Object {
+        "Identifiers": Object {
+          "MarketplaceASIN": Object {
+            "ASIN": 1933890517,
+            "MarketplaceId": "ATVPDKIKX0DER",
+          },
+          "SKUIdentifier": Object {
+            "MarketplaceId": "ATVPDKIKX0DER",
+            "SellerId": "A1IMEXAMPLEWRC",
+            "SellerSKU": "SKU2468",
+          },
+        },
+        "LowestOfferListings": Object {
+          "LowestOfferListing": Array [
+            Object {
+              "MultipleOffersAtLowestPrice": "True",
+              "NumberOfOfferListingsConsidered": 3,
+              "Price": Object {
+                "LandedPrice": Object {
+                  "Amount": 28.68,
+                  "CurrencyCode": "USD",
+                },
+                "ListingPrice": Object {
+                  "Amount": 24.69,
+                  "CurrencyCode": "USD",
+                },
+                "Shipping": Object {
+                  "Amount": 3.99,
+                  "CurrencyCode": "USD",
+                },
+              },
+              "Qualifiers": Object {
+                "FulfillmentChannel": "Merchant",
+                "ItemCondition": "Used",
+                "ItemSubcondition": "Acceptable",
+                "SellerPositiveFeedbackRating": "95-97%",
+                "ShippingTime": Object {
+                  "Max": "0-2 days",
+                },
+                "ShipsDomestically": "True",
+              },
+              "SellerFeedbackCount": 8900,
+            },
+            Object {
+              "MultipleOffersAtLowestPrice": "False",
+              "NumberOfOfferListingsConsidered": 1,
+              "Price": Object {
+                "LandedPrice": Object {
+                  "Amount": 30.5,
+                  "CurrencyCode": "USD",
+                },
+                "ListingPrice": Object {
+                  "Amount": 30.5,
+                  "CurrencyCode": "USD",
+                },
+                "Shipping": Object {
+                  "Amount": 0,
+                  "CurrencyCode": "USD",
+                },
+              },
+              "Qualifiers": Object {
+                "FulfillmentChannel": "Amazon",
+                "ItemCondition": "Used",
+                "ItemSubcondition": "Good",
+                "SellerPositiveFeedbackRating": "90-94%",
+                "ShippingTime": Object {
+                  "Max": "0-2 days",
+                },
+                "ShipsDomestically": "True",
+              },
+              "SellerFeedbackCount": 1569694,
+            },
+            Object {
+              "MultipleOffersAtLowestPrice": "False",
+              "NumberOfOfferListingsConsidered": 3,
+              "Price": Object {
+                "LandedPrice": Object {
+                  "Amount": 30.99,
+                  "CurrencyCode": "USD",
+                },
+                "ListingPrice": Object {
+                  "Amount": 27,
+                  "CurrencyCode": "USD",
+                },
+                "Shipping": Object {
+                  "Amount": 3.99,
+                  "CurrencyCode": "USD",
+                },
+              },
+              "Qualifiers": Object {
+                "FulfillmentChannel": "Merchant",
+                "ItemCondition": "Used",
+                "ItemSubcondition": "Good",
+                "SellerPositiveFeedbackRating": "95-97%",
+                "ShippingTime": Object {
+                  "Max": "0-2 days",
+                },
+                "ShipsDomestically": "True",
+              },
+              "SellerFeedbackCount": 7732,
+            },
+          ],
+        },
+      },
+    },
+  ],
+  Object {
+    "quotaMax": 1000,
+    "quotaRemaining": 999,
+    "quotaResetOn": "2020-04-06T10:22:23.582Z",
+    "requestId": "0",
+    "timestamp": "2020-05-06T09:22:23.582Z",
+  },
+]
+`;
+
 exports[`products getMatchingProduct returns a matching product when the response is valid 1`] = `
 Array [
   Array [