post json fixes

1 files changed, 16 insertions, 5 deletions

diff --git a/src/guff/post.cr b/src/guff/post.cr
index 7247e15..735682c 100644
--- a/src/guff/post.cr
+++ b/src/guff/post.cr
@@ -1,10 +1,21 @@
-class Guff:Post
+class Guff::Post
   def initialize(@row : Hash(String, ::SQLite3::Value))
   end
 
-  def to_json
-    @row.merge({
-      "tags": @row["tags"].split('|')
-    }).to_json
+  def to_json(io)
+    @row.reduce({} of String => String | Array(String)) do |r, k, v|
+      r[k] = v.to_s
+      r
+    end.merge({
+      "tags": tags
+    }).to_json(io)
+  end
+
+  private def tags : Array(String)
+    @tags ||= if @row.has_key?("tags") && (@row["tags"] as String).size > 0
+      (@row["tags"] as String).split('|')
+    else
+      [] of String
+    end
   end
 end