From ba8f1b3c998816a664ee7837eb99631109ae2ebd Mon Sep 17 00:00:00 2001
From: Alex Yatskov <alex@foosoft.net>
Date: Thu, 18 Sep 2014 17:32:59 +0900
Subject: [PATCH] Enable keyword learning

---
 client/application.js | 12 ++++++++++++
 client/index.html     |  2 +-
 server/search.js      |  9 +++++++++
 3 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/client/application.js b/client/application.js
index 83c0a68..5244c06 100644
--- a/client/application.js
+++ b/client/application.js
@@ -70,6 +70,17 @@
         });
     }
 
+    function onLearn() {
+        var query = {
+            keyword: $('#keyword').val(),
+            params:  ctx.searchParams
+        };
+
+        $.getJSON('/node/addKeyword', query, function(results) {
+            console.log(results);
+        });
+    }
+
     function outputResults(results, count) {
         $('#results').empty();
 
@@ -104,6 +115,7 @@
                 }
 
                 $('#search').click(onSearch);
+                $('#learn').click(onLearn);
                 $('#keywords').selectpicker('refresh');
                 $('#keywords').change(function() {
                     $('#search').prop('disabled', $(this).val() === null);
diff --git a/client/index.html b/client/index.html
index f6186a5..412f02b 100644
--- a/client/index.html
+++ b/client/index.html
@@ -91,7 +91,7 @@
                         <div class="modal-footer">
                             <div class="btn-group">
                                 <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
-                                <button type="button" class="btn btn-primary">Learn</button>
+                                <button type="button" class="btn btn-primary" id="learn">Learn</button>
                             </div>
                         </div>
                     </div>
diff --git a/server/search.js b/server/search.js
index eeef4de..9148086 100644
--- a/server/search.js
+++ b/server/search.js
@@ -147,6 +147,15 @@ function loadDb(params) {
 }
 
 function addKeyword(query, callback) {
+    if (!query.keyword) {
+        callback({
+            keyword: query.keyword,
+            success: false
+        });
+
+        return;
+    }
+
     getKeywords(function(keywords) {
         var result = {
             food:       0.0,