Implemented server side API for deleting strategies.

relates to #60

lib/eventType.js

@@ -1,5 +1,6 @@
 module.exports = {
     featureCreated : 'feature-created',
     featureUpdated : 'feature-updated',
-    strategyCreated: 'strategy-created'
+    strategyCreated: 'strategy-created',
+    strategyDeleted: 'strategy-deleted'
 };

lib/strategyApi.js

@@ -16,6 +16,18 @@ module.exports = function (app) {
             .catch(function () { res.json(404, {error: 'Could not find strategy'}); });
     });
 
+    app.delete('/strategies/:name', function (req, res) {
+        eventStore.create({
+            type: eventType.strategyDeleted,
+            createdBy: req.connection.remoteAddress,
+            data: {
+                name: req.params.name
+            }
+        })
+            .then(function ()  { res.status(200).end(); })
+            .catch(function () { res.status(500).end(); });
+    });
+
     app.post('/strategies', function (req, res) {
         req.checkBody('name', 'Name is required').notEmpty();
         req.checkBody('name', 'Name must match format ^[a-zA-Z\\.\\-]+$').matches(/^[a-zA-Z\\.\\-]+$/i);

lib/strategyDb.js

@@ -12,6 +12,15 @@ eventStore.on(eventType.strategyCreated, function (event) {
         });
 });
 
+eventStore.on(eventType.strategyDeleted, function (event) {
+    knex('strategies')
+        .where('name', event.data.name)
+        .del()
+        .catch(function (err) {
+            logger.error('Could not delete strategy, error was: ', err);
+        });
+});
+
 function getStrategies() {
     return knex
         .select(STRATEGY_COLUMNS)

test/strategyApiSpec.js

@@ -44,5 +44,9 @@ describe('The strategy api', function () {
             .expect(403, done);
     });
 
-
+    it('deletes a new strategy', function (done) {
+        request
+            .delete('/strategies/deletable')
+            .expect(200, done);
+    });
 });

test/strategyDbMock.js

@@ -11,6 +11,10 @@ var strategies = [
         parametersTemplate: {
             emails: "String"
         }
+    },
+    {
+        name: "deletable",
+        description: "deletable"
     }
 ];