Add lat/long to Request model, rework ID implementation

INSTALL.md

@@ -57,8 +57,12 @@ be edited here.
     1. Do `cp config/config.json.tmpl config/config.json`. For dev, move on to step 3. For non-dev, edit the `config/config.json`:
 
         * Fill in database usernames and passwords, and
-        the Mailgun.com API key and sender information that the app will use to send out email notifications.  You can modify one of the existing top-level environments listed in `config.json` or set up a whole new environment, e.g., "demo" (e.g., based
-        on the "test" example).
+        the Mailgun.com API key and sender information that the app will use to send out email notifications.  
+        You can modify one of the existing top-level environments listed in `config.json` 
+        or set up a whole new environment, e.g., "demo" (e.g., based on the "test" example).
+
+        To enable Geocoding of entered addresses, make sure to configure your
+        Google Maps geocoding API key: `googleMapsApiKey`
 
         (Don't worry if you don't know how to set up a database
         username / password; that will be explained in a later step.)

config.js.tmpl

@@ -28,6 +28,9 @@ exports.systemEmail = '[email protected]';
 // of the navigation for the admin section.
 exports.signupEnabled = false;
 
+// Configure Geocoding API API key
+exports.googleMapsApiKey = 'YOUR_API_KEY_HERE';
+
 // Make up your own key here.  More background:
 //
 // I believe the cryptoKey is used to server-side sign session data

migrations/20160806200731-add-lat-long-columns.js

@@ -0,0 +1,13 @@
+'use strict';
+
+module.exports = {
+  up: function (queryInterface, Sequelize) {
+    queryInterface.addColumn('Requests', 'latitude', Sequelize.DOUBLE);
+    queryInterface.addColumn('Requests', 'longitude', Sequelize.DOUBLE);
+  },
+
+  down: function (queryInterface, Sequelize) {
+    queryInterface.removeColumn('Requests', 'latitude');
+    queryInterface.removeColumn('Requests', 'longitude');
+  }
+};

models/request.js

@@ -31,7 +31,9 @@ module.exports = function(sequelize, DataTypes) {
     email: DataTypes.TEXT,
     source: DataTypes.TEXT,
     serial: { type: DataTypes.TEXT, unique: true },
-    status: DataTypes.TEXT
+    status: DataTypes.TEXT,
+    latitude: DataTypes.DOUBLE,
+    longitude: DataTypes.DOUBLE
   }, {
     classMethods: {
       associate: function(models) {

package.json

@@ -9,6 +9,7 @@
   },
   "dependencies": {
     "async": "^0.9.x",
+    "axios": "^0.13.1",
     "backbone": "^1.x.x",
     "bcrypt": "^0.8.x",
     "body-parser": "~1.12.4",

views/utilities.js

@@ -1,6 +1,12 @@
 var db = require('../models');
+var axios = require('axios');
+var config = require('../config');
 var requestData = {};
 
+// Config for Google Maps Geocode API
+var mapsApiUrl = 'https://maps.googleapis.com/maps/api/geocode/json';
+var mapsApiKey = config.googleMapsApiKey;
+
 var state_abbrevs =
     {
         "Alabama":                        "AL",
@@ -276,6 +282,7 @@ module.exports  = {
     // check again here).
 
     saveRequestData: function(requestData) {
+        var savedRequest;
         return db.Request.create({
             name: requestData.name,
             source: requestData.source,
@@ -291,12 +298,32 @@ module.exports  = {
             serial: requestData.serial,
             assigned_rc_region: requestData.assigned_rc_region,
             status: 'new'
-        }).catch( function () {
-            // uniqueness failed; increment serial
-            var serial_array = requestData.serial.split("-");
-            var new_serial = module.exports.padWithZeroes((parseInt(serial_array[2]) + 1).toString(), 5);
-            requestData.serial = serial_array[0] + "-" + serial_array[1] + "-" + new_serial;
-            return saveRequestData(requestData); //loop until save works
+        }).then(function(request) {
+            savedRequest = request;
+            var query = [
+                request.address,
+                request.city,
+                request.state,
+                request.zip
+            ].join(' ');
+            return axios(mapsApiUrl, {
+                params: {
+                    key: mapsApiKey,
+                    address: query
+                }
+            });
+        }).then(function(geocodeResponse) {
+            try {
+                var loc = geocodeResponse.data.results[0].geometry.location;
+                savedRequest.latitude = loc.lat;
+                savedRequest.longitude = loc.lng;
+            } catch (e) {
+                console.log('Location not found in response, NBD.');
+            }
+            return savedRequest.save();
+        }).catch(function (error) {
+            console.log(error);
+            throw error;
         });
     },