[TypeScript SDK] Parse balance field for coin (MystenLabs#1699)

krikstriks · May 2, 2022 · da1e65f · da1e65f
1 parent 0351049
commit da1e65f
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Showing 4 changed files with 33 additions and 10 deletions.
diff --git a/explorer/client/src/utils/api/DefaultRpcClient.ts b/explorer/client/src/utils/api/DefaultRpcClient.ts
@@ -13,7 +13,7 @@ export type JsonBytes = { bytes: number[] };
 
 const useLocal = false;
 const LOCAL = 'http://127.0.0.1:5001';
-const DEVNET = 'http://34.105.36.61:9000';
+const DEVNET = 'http://gateway.devnet.sui.io:9000';
 
 const rpcUrl = tryGetRpcSetting() ?? useLocal ? LOCAL : DEVNET;
 

diff --git a/sdk/typescript/src/types/framework/transformer.ts b/sdk/typescript/src/types/framework/transformer.ts
@@ -33,6 +33,7 @@ export function transformObjectContent(input: ObjectContent): ObjectContent {
       return;
     }
     const parsers: typeof MoveObjectContentTransformer[] = [
+      BalanceTransformer,
       StringTransformer,
       UniqueIDTransformer,
     ];
@@ -100,6 +101,19 @@ class UniqueIDTransformer extends MoveObjectContentTransformer {
   }
 }
 
+class BalanceTransformer extends MoveObjectContentTransformer {
+  static toFieldValue(input: ObjectContent): ObjectContentField {
+    if (BalanceTransformer.canTransform(input)) {
+      return input.fields['value'] as number;
+    }
+    return input;
+  }
+
+  static canTransform(input: ObjectContent): boolean {
+    return input.type.startsWith('0x2::Balance::Balance');
+  }
+}
+
 // from https://weblog.rogueamoeba.com/2017/02/27/javascript-correctly-converting-a-byte-array-to-a-utf-8-string/
 function stringFromUTF8Array(data: Uint8Array): string | null {
   const extraByteMap = [1, 1, 1, 1, 2, 2, 3, 0];

diff --git a/sdk/typescript/test/mocks/data/objects.json b/sdk/typescript/test/mocks/data/objects.json
@@ -180,39 +180,44 @@
     "status": "Exists",
     "details": {
       "objectRef": {
-        "objectId": "07db46736b11cc9e46ea2bbcaf4b71bea706ea4e",
-        "version": 10,
-        "digest": "DfpEDDD2HEyLnSDsAw1q9t8+8Pxh557hu+m0x0a3RGM="
+        "objectId": "dbe11ea56da16992d8e68d07427fe74a85606d5e",
+        "version": 2,
+        "digest": "hobnw2DdC2quOLZf7D7QiRtAJGPP3GeAJA3iPmEoEaA="
       },
       "objectType": "moveObject",
       "object": {
         "contents": {
           "fields": {
+            "balance": {
+              "fields": {
+                "value": 50000
+              },
+              "type": "0x2::Balance::Balance<0x2::SUI::SUI>"
+            },
             "id": {
               "fields": {
                 "id": {
                   "fields": {
                     "id": {
                       "fields": {
-                        "bytes": "07db46736b11cc9e46ea2bbcaf4b71bea706ea4e"
+                        "bytes": "dbe11ea56da16992d8e68d07427fe74a85606d5e"
                       },
                       "type": "0x2::ID::ID"
                     }
                   },
                   "type": "0x2::ID::UniqueID"
                 },
-                "version": 10
+                "version": 2
               },
               "type": "0x2::ID::VersionedID"
-            },
-            "value": 93122
+            }
           },
           "type": "0x2::Coin::Coin<0x2::SUI::SUI>"
         },
         "owner": {
-          "AddressOwner": "ccdd6ef735e9d2081da41e6c112e9b0c45bb1f0a"
+          "AddressOwner": "f16a5aedcdf9f2a9c2bd0f077279ec3d5ff0dfee"
         },
-        "tx_digest": "xTvGzQA/4oKdq74Ny/r+Ms8vhIynA7LfuD7lf+dtJoU="
+        "tx_digest": "vU/KG88bjX8VgdNtflBjNUFNZAqYv2qMCwP9S0+tQRc="
       }
     }
   }

diff --git a/sdk/typescript/test/types/transformer.test.ts b/sdk/typescript/test/types/transformer.test.ts
@@ -16,6 +16,10 @@ describe('Test simplify common Move structs', () => {
     const coin = getContent('coin');
     const expected = {
       ...coin,
+      fields: {
+        ...coin.fields,
+        balance: 50000,
+      },
     };
     replaceField(expected, 'id', '07db46736b11cc9e46ea2bbcaf4b71bea706ea4e');
     expect(transformObjectContent(coin)).toEqual(expected);