@itheum/sdk-mx-data-nft - npm Package Compare versions

Comparing version 3.8.0-alpha.2 to 3.8.0-alpha.3

out/common/utils.d.ts

@@ -59,1 +59,3 @@ import BigNumber from 'bignumber.js';
 export declare function checkStatus(response: Response): void;
+export declare function getDataFromClientSessionCache(cacheKey: string): any;
+export declare function setDataToClientSessionCache(cacheKey: string, jsonData: any, ttlInMs?: number): boolean;

out/common/utils.js

@@ -24,2 +24,4 @@ "use strict";
 exports.checkStatus = checkStatus;
+exports.getDataFromClientSessionCache = getDataFromClientSessionCache;
+exports.setDataToClientSessionCache = setDataToClientSessionCache;
 const bignumber_js_1 = __importDefault(require("bignumber.js"));
@@ -462,2 +464,37 @@ const datanft_1 = require("../datanft");
 }
+/*
+Simple Caching Module helps throttle frequently used calls to RPC that fetch data
+this helps speed up the client side app and also reduces calls to the RPC
+we allow consumer to set a custom TTL in MS for how long data is stored in cache
+*/
+const sessionCache = {};
+function getDataFromClientSessionCache(cacheKey) {
+    const cacheObject = sessionCache[cacheKey];
+    if (!cacheObject) {
+        console.log('getDataFromClientSessionCache: not found');
+        return false;
+    }
+    else {
+        // did it expire? is so, delete it from the cache
+        if (cacheObject.addedOn - Date.now() > cacheObject.expireAfter) {
+            console.log('getDataFromClientSessionCache: expired');
+            delete sessionCache[cacheKey]; // remove it from cache as its expired
+            return false;
+        }
+        else {
+            console.log('getDataFromClientSessionCache: available');
+            return cacheObject.payload;
+        }
+    }
+}
+function setDataToClientSessionCache(cacheKey, jsonData, ttlInMs) {
+    const howManyMsToCacheFor = ttlInMs || 120000; // 120000 is 2 min default TTL
+    sessionCache[cacheKey] = {
+        payload: jsonData,
+        addedOn: Date.now(),
+        expireAfter: howManyMsToCacheFor
+    };
+    console.log('setDataToClientSessionCache: cached for ms ', howManyMsToCacheFor);
+    return true;
+}
 //# sourceMappingURL=utils.js.map

out/config.js

@@ -10,13 +10,22 @@ "use strict";
 })(EnvironmentsEnum || (exports.EnvironmentsEnum = EnvironmentsEnum = {}));
+// note that in all rpc check methods below we check if window === 'undefined' as this is need for tests to pass
 const devnetNetworkConfig = {
     chainID: 'D',
-    networkProvider: 'https://devnet-api.multiversx.com'
+    networkProvider: typeof window === 'undefined'
+        ? 'https://devnet-api.multiversx.com'
+        : window.ITH_GLOBAL_MVX_RPC_API_SESSION ||
+            'https://devnet-api.multiversx.com'
 };
 const mainnetNetworkConfig = {
     chainID: '1',
-    networkProvider: 'https://api.multiversx.com'
+    networkProvider: typeof window === 'undefined'
+        ? 'https://api.multiversx.com'
+        : window.ITH_GLOBAL_MVX_RPC_API_SESSION || 'https://api.multiversx.com'
 };
 const testnetNetworkConfig = {
     chainID: 'T',
-    networkProvider: 'https://testnet-api.multiversx.com'
+    networkProvider: typeof window === 'undefined'
+        ? 'https://testnet-api.multiversx.com'
+        : window.ITH_GLOBAL_MVX_RPC_API_SESSION ||
+            'https://testnet-api.multiversx.com'
 };
@@ -54,5 +63,13 @@ exports.itheumTokenIdentifier = {
 exports.apiConfiguration = {
-    devnet: 'https://devnet-api.multiversx.com',
-    mainnet: 'https://api.multiversx.com',
-    testnet: 'https://testnet-api.multiversx.com'
+    devnet: typeof window === 'undefined'
+        ? 'https://devnet-api.multiversx.com'
+        : window.ITH_GLOBAL_MVX_RPC_API_SESSION ||
+            'https://devnet-api.multiversx.com',
+    mainnet: typeof window === 'undefined'
+        ? 'https://api.multiversx.com'
+        : window.ITH_GLOBAL_MVX_RPC_API_SESSION || 'https://api.multiversx.com',
+    testnet: typeof window === 'undefined'
+        ? 'https://testnet-api.multiversx.com'
+        : window.ITH_GLOBAL_MVX_RPC_API_SESSION ||
+            'https://testnet-api.multiversx.com'
 };
@@ -59,0 +76,0 @@ exports.networkConfiguration = {

out/datanft.js

@@ -103,5 +103,20 @@ "use strict";
         }
-        const response = await fetch(`${this.apiConfiguration}/nfts?identifiers=${identifiers.join(',')}&withSupply=true&size=${identifiers.length}`);
-        (0, utils_1.checkStatus)(response);
-        const data = await response.json();
+        // lets not make the call if not needed
+        if (identifiers.length === 0) {
+            return [];
+        }
+        const fetchUrl = `${this.apiConfiguration}/nfts?identifiers=${identifiers.join(',')}&withSupply=true&size=${identifiers.length}`;
+        // check if its in session cache
+        let jsonDataPayload = null;
+        const getFromSessionCache = (0, utils_1.getDataFromClientSessionCache)(fetchUrl);
+        if (!getFromSessionCache) {
+            const response = await fetch(fetchUrl);
+            (0, utils_1.checkStatus)(response);
+            jsonDataPayload = await response.json();
+            (0, utils_1.setDataToClientSessionCache)(fetchUrl, jsonDataPayload, 5 * 60 * 1000);
+        }
+        else {
+            jsonDataPayload = getFromSessionCache;
+        }
+        const data = jsonDataPayload;
         try {
@@ -108,0 +123,0 @@ const dataNfts = data.map((value) => (0, utils_1.parseDataNft)(value));

package.json

 {
   "name": "@itheum/sdk-mx-data-nft",
-  "version": "3.8.0-alpha.2",
+  "version": "3.8.0-alpha.3",
   "description": "SDK for Itheum's Data NFT Technology on MultiversX Blockchain",
@@ -5,0 +5,0 @@ "main": "out/index.js",

No alert changes

Improved metrics

Total package byte prevSize

618121

increased by0.81%

Lines of code

11884

increased by0.6%

No dependency changes