Generating json with tags names on tag frequency task

Signed-off-by: Israel Barreto Sant'Anna <ibsa14@inf.ufpr.br>

lib/tasks/tag_frequency_hash.rake

@@ -3,6 +3,7 @@ namespace :tag do
   desc 'Generate tag frequency hash'
   task generate_tag_frequency_hash: :environment do
     hash = {}
+    name = {}
 
     LearningObject.all.each do |lo|
       # for each lo, count tags and tag pairs and add to hash
@@ -10,7 +11,13 @@ namespace :tag do
       # hash[id1][id2] will equal how many times tags with id1 and id2 appear together on a LO
       # hash[id][id] will equal how many times tag of id appears
       lo.tags.each.with_index do |t, i|
+        name[t.id] = t.name
         hash[t.id] = {} if hash[t.id].nil?
+        if hash[t.id][t.id] != nil
+          hash[t.id][t.id] += 1
+        else
+          hash[t.id][t.id] = 1
+        end
         lo.tags.drop(i+1).each do |t2|
           hash[t2.id] = {} if hash[t2.id].nil?
 
@@ -28,13 +35,8 @@ namespace :tag do
     File.open("tag_frequency_hash.json", "w+") do |f|
       f << hash.to_json
     end
-
-    File.open("community_input.txt", "w+") do |f|
-      hash.each do |id1, ids2Hash|
-        ids2Hash.each do |id2, value|
-          f << "#{id1}, #{id2}, #{value}\n"
-        end
-      end
+    File.open("tag_name.json", "w+") do |f|
+      f << name.to_json
     end
   end
 end