New project structure

Beta of extract.js for extracting english locale

server/services/sender-worker.js

@@ -0,0 +1,60 @@
+'use strict';
+
+const config = require('config');
+const log = require('../lib/log');
+const mailers = require('../lib/mailers');
+const CampaignSender = require('../lib/campaign-sender');
+
+const workerId = Number.parseInt(process.argv[2]);
+let running = false;
+
+async function processMessages(campaignId, subscribers) {
+    if (running) {
+        log.error('Senders', `Worker ${workerId} assigned work while working`);
+        return;
+    }
+
+    running = true;
+
+    const cs = new CampaignSender();
+    await cs.init({campaignId})
+
+    for (const subData of subscribers) {
+        try {
+            await cs.sendMessage(subData.listId, subData.email);
+            log.verbose('Senders', 'Message sent and status updated for %s:%s', subData.listId, subData.email);
+        } catch (err) {
+            log.error('Senders', `Sending message to ${subData.listId}:${subData.email} failed with error: ${err.message}`)
+            log.verbose(err);
+        }
+    }
+
+    running = false;
+
+    sendToMaster('messages-processed');
+}
+
+function sendToMaster(msgType) {
+    process.send({
+        type: msgType
+    });
+}
+
+process.on('message', msg => {
+    if (msg) {
+        const type = msg.type;
+
+        if (type === 'reload-config') {
+            mailers.invalidateMailer(msg.data.sendConfigurationId);
+
+        } else if (type === 'process-messages') {
+            // noinspection JSIgnoredPromiseFromCall
+            processMessages(msg.data.campaignId, msg.data.subscribers)
+        }
+
+    }
+});
+
+sendToMaster('worker-started');
+
+