add ganache advance time script

Author: dkent600

dutchx_scripts/netGanacheAdvanceTime.ts

@@ -0,0 +1,45 @@
+import {
+  Web3
+} from "@daostack/arc.js";
+
+/**
+ * increase ganache time by the given number of seconds
+ * @param web3 
+ * @param networkName 
+ * @param seconds 
+ */
+export const run = async (
+  web3: Web3,
+  networkName: string,
+  seconds: string): Promise<void> => {
+
+  if (networkName !== "Ganache") {
+    throw new Error("Only works on Ganache");
+  }
+
+  const id = new Date().getTime();
+
+  console.log(`advancing time by (at least) ${seconds} seconds`);
+
+  return new Promise((resolve: (res: any) => any, reject: (err: any) => any): void => {
+
+    web3.currentProvider.sendAsync({
+      id,
+      jsonrpc: "2.0",
+      method: "evm_increaseTime",
+      params: [Number.parseInt(seconds)],
+    }, (err1: any) => {
+      if (err1) { return reject(err1); }
+
+      web3.currentProvider.sendAsync({
+        id: id + 1,
+        jsonrpc: "2.0",
+        method: "evm_mine",
+      }, (err2: any, res: any): void => {
+        return err2 ? reject(err2) : resolve(res);
+      });
+    });
+  });
+
+  return Promise.resolve();
+}