@stardust-collective/dag4-xchain-ethereum - npm Package Compare versions

Comparing version 0.1.12 to 0.1.13

cjs/account-tracker.js

@@ -6,4 +6,2 @@ "use strict";
 const token_contract_service_1 = require("./token-contract-service");
-const rxjs_1 = require("rxjs");
-const operators_1 = require("rxjs/operators");
 class AccountTracker {
@@ -23,10 +21,5 @@ constructor({ infuraCreds }) {
         this.debounceTimeSec = debounceTimeSec > 0.1 ? debounceTimeSec : 1;
+        //console.log('ethTracker.config: ', JSON.stringify(arguments));
         if (accounts && accounts.length) {
-            if (this.isRunning) {
-                this.stop();
-                this.start();
-            }
-            else {
-                this.start();
-            }
+            this.start();
         }
@@ -38,15 +31,20 @@ else if (this.isRunning) {
     start() {
-        if (this.provider) {
-            this.subscription.unsubscribe();
+        if (this.isRunning) {
+            this.stop();
         }
         this.provider = new ethers_1.ethers.providers.InfuraProvider(this.chainId, this.infuraProjectId);
-        this.subscription = rxjs_1.fromEvent(this.provider, 'block')
-            .pipe(
-        // @ts-ignore
-        operators_1.debounceTime(this.debounceTimeSec * 1000), operators_1.distinctUntilChanged())
-            .subscribe(num => {
-            console.log('New Block: ' + num);
-            this.getTokenBalances();
-        });
-        this.getTokenBalances();
+        this.isRunning = true;
+        this.runInterval();
+        // this.subscription = fromEvent(this.provider, 'block')
+        //   .pipe(
+        //     // @ts-ignore
+        //     debounceTime(this.debounceTimeSec * 1000),
+        //     distinctUntilChanged()
+        //   )
+        //   .subscribe(num => {
+        //     console.log('New Block: ' + num);
+        //     this.getTokenBalances();
+        //   });
+        //
+        // this.getTokenBalances();
         // this.provider.on('block', blockNumber => {
@@ -57,8 +55,22 @@ //   console.log('New Block: ' + blockNumber);
         // });
-        this.isRunning = true;
     }
+    async runInterval() {
+        try {
+            const block = await this.provider.getBlockNumber();
+            if (this.lastBlock !== block) {
+                await this.getTokenBalances();
+                this.lastBlock = block;
+            }
+            this.timeoutId = setTimeout(() => this.runInterval(), this.debounceTimeSec * 1000);
+        }
+        catch (e) {
+            //Wait 30 seconds
+            this.timeoutId = setTimeout(() => this.runInterval(), 30 * 1000);
+        }
+    }
     stop() {
         // this.provider.off('block');
-        this.subscription.unsubscribe();
-        this.subscription = null;
+        // this.subscription.unsubscribe();
+        // this.subscription = null;
+        clearTimeout(this.timeoutId);
         this.isRunning = false;
@@ -65,0 +77,0 @@ this.provider = null;

esm/account-tracker.js

 import { ethers } from 'ethers';
 import { tokenContractService } from './token-contract-service';
-import { fromEvent } from 'rxjs';
-import { debounceTime, distinctUntilChanged } from 'rxjs/operators';
 export class AccountTracker {
@@ -19,10 +17,5 @@ constructor({ infuraCreds }) {
         this.debounceTimeSec = debounceTimeSec > 0.1 ? debounceTimeSec : 1;
+        //console.log('ethTracker.config: ', JSON.stringify(arguments));
         if (accounts && accounts.length) {
-            if (this.isRunning) {
-                this.stop();
-                this.start();
-            }
-            else {
-                this.start();
-            }
+            this.start();
         }
@@ -34,15 +27,20 @@ else if (this.isRunning) {
     start() {
-        if (this.provider) {
-            this.subscription.unsubscribe();
+        if (this.isRunning) {
+            this.stop();
         }
         this.provider = new ethers.providers.InfuraProvider(this.chainId, this.infuraProjectId);
-        this.subscription = fromEvent(this.provider, 'block')
-            .pipe(
-        // @ts-ignore
-        debounceTime(this.debounceTimeSec * 1000), distinctUntilChanged())
-            .subscribe(num => {
-            console.log('New Block: ' + num);
-            this.getTokenBalances();
-        });
-        this.getTokenBalances();
+        this.isRunning = true;
+        this.runInterval();
+        // this.subscription = fromEvent(this.provider, 'block')
+        //   .pipe(
+        //     // @ts-ignore
+        //     debounceTime(this.debounceTimeSec * 1000),
+        //     distinctUntilChanged()
+        //   )
+        //   .subscribe(num => {
+        //     console.log('New Block: ' + num);
+        //     this.getTokenBalances();
+        //   });
+        //
+        // this.getTokenBalances();
         // this.provider.on('block', blockNumber => {
@@ -53,8 +51,22 @@ //   console.log('New Block: ' + blockNumber);
         // });
-        this.isRunning = true;
     }
+    async runInterval() {
+        try {
+            const block = await this.provider.getBlockNumber();
+            if (this.lastBlock !== block) {
+                await this.getTokenBalances();
+                this.lastBlock = block;
+            }
+            this.timeoutId = setTimeout(() => this.runInterval(), this.debounceTimeSec * 1000);
+        }
+        catch (e) {
+            //Wait 30 seconds
+            this.timeoutId = setTimeout(() => this.runInterval(), 30 * 1000);
+        }
+    }
     stop() {
         // this.provider.off('block');
-        this.subscription.unsubscribe();
-        this.subscription = null;
+        // this.subscription.unsubscribe();
+        // this.subscription = null;
+        clearTimeout(this.timeoutId);
         this.isRunning = false;
@@ -61,0 +73,0 @@ this.provider = null;

package.json

 {
   "name": "@stardust-collective/dag4-xchain-ethereum",
-  "version": "0.1.12",
+  "version": "0.1.13",
   "description": "Cross chain communication with Ethereum",
@@ -5,0 +5,0 @@ "author": "Frank Fox",

types/account-tracker.d.ts

@@ -10,3 +10,4 @@ export declare class AccountTracker {
     private debounceTimeSec;
-    private subscription;
+    private timeoutId;
+    private lastBlock;
     constructor({ infuraCreds }: {
@@ -17,2 +18,3 @@ infuraCreds: any;
     private start;
+    private runInterval;
     private stop;
@@ -19,0 +21,0 @@ private getTokenBalances;

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Improved metrics

Total package byte prevSize

37817

increased by3.4%

Lines of code

525

increased by5.21%

No dependency changes