From b167fe1b4ae826dc1182835d3863c61141dbe019 Mon Sep 17 00:00:00 2001
From: Adrian Pilarczyk <adrianpilarczyk314@gmail.com>
Date: Fri, 28 Jul 2023 13:37:23 +0200
Subject: [PATCH] feat: :sparkles: add readExternalIdFromOrderMetadata

---
 .../graphql/queries/FetchOrderExternalId.graphql   |  5 +++++
 .../src/modules/app/order-metadata-manager.ts      | 14 ++++++++++++++
 2 files changed, 19 insertions(+)
 create mode 100644 apps/taxes/graphql/queries/FetchOrderExternalId.graphql

diff --git a/apps/taxes/graphql/queries/FetchOrderExternalId.graphql b/apps/taxes/graphql/queries/FetchOrderExternalId.graphql
new file mode 100644
index 0000000..c0d7173
--- /dev/null
+++ b/apps/taxes/graphql/queries/FetchOrderExternalId.graphql
@@ -0,0 +1,5 @@
+query FetchOrderExternalId($orderId: ID!) {
+  order(id: $orderId) {
+    externalId: metafield(key: "externalId")
+  }
+}
diff --git a/apps/taxes/src/modules/app/order-metadata-manager.ts b/apps/taxes/src/modules/app/order-metadata-manager.ts
index 7c579bc..0ae137e 100644
--- a/apps/taxes/src/modules/app/order-metadata-manager.ts
+++ b/apps/taxes/src/modules/app/order-metadata-manager.ts
@@ -1,4 +1,6 @@
 import {
+  FetchOrderExternalIdDocument,
+  FetchOrderExternalIdQuery,
   UpdateMetadataDocument,
   UpdateMetadataMutation,
   UpdateMetadataMutationVariables,
@@ -35,4 +37,16 @@ export class OrderMetadataManager {
 
     return { ok: true };
   }
+
+  async readExternalIdFromOrderMetadata(orderId: string) {
+    const { error, data } = await this.client
+      .query<FetchOrderExternalIdQuery>(FetchOrderExternalIdDocument, { id: orderId })
+      .toPromise();
+
+    if (error) {
+      throw error;
+    }
+
+    return data?.order?.externalId;
+  }
 }