add: abstract search functionality to core + adjust meilisearch-plugin

add SearchService interface to medusa-interfaces add DefaultSearchService skeleton implementation to core add search-index.js loader to core for indexing db documents add SearchSubscriber to core add loadToSearchEngine method in ProductService switch order of loaders in core to load subscriptions AFTER plugins adjust service and loader for medusa-plugin-meilisearch
2021-09-16 15:48:09 +01:00
1 parent 425c8a5e5d
commit 0fbde7c51f
@@ -0,0 +1,89 @@
+import ProductService from "../services/product"
+import ProductVariantService from "../services/product-variant"
+import { flattenField } from "../utils/flatten-field"
+
+class SearchSubscriber {
+  constructor({ eventBusService, searchService, productService }, options) {
+    this.eventBus_ = eventBusService
+
+    this.searchService_ = searchService
+
+    this.productService_ = productService
+
+    this.eventBus_.subscribe(
+      ProductService.Events.CREATED,
+      this.handleProductCreation
+    )
+
+    this.eventBus_.subscribe(
+      ProductService.Events.UPDATED,
+      this.handleProductUpdate
+    )
+
+    this.eventBus_.subscribe(
+      ProductService.Events.DELETED,
+      this.handleProductDeletion
+    )
+
+    this.eventBus_.subscribe(
+      ProductVariantService.Events.CREATED,
+      this.handleProductVariantChange
+    )
+
+    this.eventBus_.subscribe(
+      ProductVariantService.Events.UPDATED,
+      this.handleProductVariantChange
+    )
+
+    this.eventBus_.subscribe(
+      ProductVariantService.Events.DELETED,
+      this.handleProductVariantChange
+    )
+  }
+
+  handleProductCreation = async data => {
+    const product = await this.retrieveProduct_(data.id)
+    await this.searchService_.addDocuments(ProductService.IndexName, [product])
+  }
+
+  retrieveProduct_ = async product_id => {
+    const product = await this.productService_.retrieve(product_id, {
+      select: [
+        "id",
+        "title",
+        "subtitle",
+        "description",
+        "handle",
+        "is_giftcard",
+        "discountable",
+        "thumbnail",
+        "profile_id",
+        "collection_id",
+        "type_id",
+        "origin_country",
+        "created_at",
+        "updated_at",
+      ],
+      relations: ["variants", "tags", "type", "collection"],
+    })
+    const skus = flattenField(product.variants, "sku").filter(Boolean)
+    product.sku = skus
+    return product
+  }
+
+  handleProductUpdate = async data => {
+    const product = await this.retrieveProduct_(data.id)
+    await this.searchService_.addDocuments(ProductService.IndexName, [product])
+  }
+
+  handleProductDeletion = async data => {
+    await this.searchService_.deleteDocument(ProductService.IndexName, data.id)
+  }
+
+  handleProductVariantChange = async data => {
+    const product = await this.retrieveProduct_(data.product_id)
+    await this.searchService_.addDocuments(ProductService.IndexName, [product])
+  }
+}
+
+export default SearchSubscriber