From d9b1d31e7310f7f554f1740f93e4ccd5b5db90f5 Mon Sep 17 00:00:00 2001
From: Brandon Millman <brandon.millman@gmail.com>
Date: Tue, 6 Feb 2018 15:15:24 -0800
Subject: Organize async task queues by network

---
 .../testnet-faucets/src/ts/dispense_asset_tasks.ts | 54 ++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 packages/testnet-faucets/src/ts/dispense_asset_tasks.ts

(limited to 'packages/testnet-faucets/src/ts/dispense_asset_tasks.ts')

diff --git a/packages/testnet-faucets/src/ts/dispense_asset_tasks.ts b/packages/testnet-faucets/src/ts/dispense_asset_tasks.ts
new file mode 100644
index 000000000..c70458fbe
--- /dev/null
+++ b/packages/testnet-faucets/src/ts/dispense_asset_tasks.ts
@@ -0,0 +1,54 @@
+import { ZeroEx } from '0x.js';
+import { BigNumber, promisify } from '@0xproject/utils';
+import * as _ from 'lodash';
+import * as Web3 from 'web3';
+
+import { configs } from './configs';
+import { errorReporter } from './error_reporter';
+import { utils } from './utils';
+
+const DISPENSE_AMOUNT_ETHER = 0.1;
+const DISPENSE_AMOUNT_TOKEN = 0.1;
+
+export const dispenseAssetTasks = {
+    dispenseEtherTask(recipientAddress: string, web3: Web3) {
+        return async () => {
+            utils.consoleLog(`Processing ETH ${recipientAddress}`);
+            const sendTransactionAsync = promisify(web3.eth.sendTransaction);
+            try {
+                const txHash = await sendTransactionAsync({
+                    from: configs.DISPENSER_ADDRESS,
+                    to: recipientAddress,
+                    value: web3.toWei(DISPENSE_AMOUNT_ETHER, 'ether'),
+                });
+                utils.consoleLog(`Sent ${DISPENSE_AMOUNT_ETHER} ETH to ${recipientAddress} tx: ${txHash}`);
+            } catch (err) {
+                utils.consoleLog(`Unexpected err: ${err} - ${JSON.stringify(err)}`);
+                await errorReporter.reportAsync(err);
+            }
+        };
+    },
+    dispenseTokenTask(recipientAddress: string, tokenSymbol: string, zeroEx: ZeroEx) {
+        return async () => {
+            utils.consoleLog(`Processing ${tokenSymbol} ${recipientAddress}`);
+            const amountToDispense = new BigNumber(DISPENSE_AMOUNT_TOKEN);
+            try {
+                const token = await zeroEx.tokenRegistry.getTokenBySymbolIfExistsAsync(tokenSymbol);
+                if (_.isUndefined(token)) {
+                    throw new Error(`Unsupported asset type: ${tokenSymbol}`);
+                }
+                const baseUnitAmount = ZeroEx.toBaseUnitAmount(amountToDispense, token.decimals);
+                const txHash = await zeroEx.token.transferAsync(
+                    token.address,
+                    configs.DISPENSER_ADDRESS,
+                    recipientAddress,
+                    baseUnitAmount,
+                );
+                utils.consoleLog(`Sent ${amountToDispense} ZRX to ${recipientAddress} tx: ${txHash}`);
+            } catch (err) {
+                utils.consoleLog(`Unexpected err: ${err} - ${JSON.stringify(err)}`);
+                await errorReporter.reportAsync(err);
+            }
+        };
+    },
+};
-- 
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