Add support for sending messages

backend/controllers/systems.js

@@ -1,6 +1,97 @@
 var mongoose = require("mongoose");
 var User = require("../models/user");
 var System = require("../models/system");
+const Mailjet = require('node-mailjet');
+
+var admin_email = process.env['REACT_APP_ADMIN_EMAIL'] != null ? process.env['REACT_APP_ADMIN_EMAIL'] : "luke@openmhz.com";
+var admin_server = process.env['REACT_APP_ADMIN_SERVER'] != null ? process.env['REACT_APP_ADMIN_SERVER'] : "https://admin.openmhz.com";
+var site_name = process.env['REACT_APP_SITE_NAME'] != null ? process.env['REACT_APP_SITE_NAME'] : "OpenMHz";
+
+const mailjet = new Mailjet({
+  apiKey: process.env['MAILJET_KEY'],
+  apiSecret: process.env['MAILJET_SECRET']
+});
+
+exports.contact_system = async function(req, res) {
+  var system = await System.findOne({
+    shortName: req.params.shortName.toLowerCase()
+  }).catch(err => {
+    res.status(500);
+    res.json({
+      success: false,
+      message: err
+    });
+    return;
+  });
+  if (!system) {
+    console.error("[contact_system] The Short Name does not exist: " + req.params.shortName.toLowerCase());
+    res.status(500);
+    res.json({
+      success: false,
+      message: "That Short Name does not exist."
+    });
+    return;
+  }
+  if (!system.allowContact) {
+    console.error("[contact_system] This System does not allow user to contact the owner: " + req.params.shortName.toLowerCase());
+    res.status(500);
+    res.json({
+      success: false,
+      message: "This System does not allow user to contact the owner."
+    });
+    return;
+  }
+  const user = await User.findById(system.userId).exec();
+  if (!user) {
+    console.error("[contact_system] System User does not exist: " + req.params.shortName.toLowerCase());
+    res.status(500);
+    res.json({
+      success: false,
+      message: "System User does not exist."
+    });
+    return;
+  }
+
+  console.log(user);
+  let message = "Thank you for contributing a feed to OpenMHz. A user has sent in a message about this feed:\n\n-------------------------------\n"
+  message = message + "User Name: " + req.body.name + "\n";
+  message = message + "User Email: " + req.body.email + "\n-------------------------------\n";
+  message = message + "Message:\n" + req.body.message +  "\n-------------------------------\n\n";
+  message = message + "If you wish to stop receiving User Messages for this System:\n - goto the Admin for " + site_name + ": " + admin_server + "\n - find this System\n - Update it and turn off this Allow Contact option."
+  const request = mailjet.post("send", {
+    version: "v3.1"
+  }).request({
+    Messages: [{
+      From: {
+        Email: admin_email,
+        Name: site_name + " Admin"
+      },
+      To: [{
+        Email: user.email,
+        Name: user.firstName + " " + user.lastName
+      },{
+        Email: admin_email,
+        Name: site_name + " Admin"
+      }],
+      Subject: site_name + " - " + system.shortName + " - " + " User Comment",
+      TextPart: message
+     }]
+  });
+  request.then(result => {
+      console.log(`User Comment sent to: ${user.email} for shortName: ${system.shortName}`)
+    })
+    .catch(err => {
+      console.error(err.statusCode);
+      console.error(err);
+      res.json({
+        success: false,
+        message: err
+      });
+      return;
+    });
+
+
+}
 
 exports.get_systems = async function (req, res) {
   let fromDate = new Date(Date.now() - 60 * 60 * 24 * 30 * 1000);
@@ -31,6 +122,7 @@ exports.get_systems = async function (req, res) {
         lastActive: results[result].lastActive,
         callAvg: results[result].callAvg,
         description: results[result].description,
+        allowContact: results[result].allowContact,
         clientCount: clientCount
       }
       if (results[result].showScreenName && results[result].userId) {