Added documentation for json

json_api.md

@@ -0,0 +1,66 @@
+Request and Responses
+=====================
+
+/roms/json/list/
+----------------
+List all roms and available tags without filtering.
+
+```json
+{
+    "filter_tag": "<always empty string here>",
+    "tags": {
+		"<slug>" : "<tag name>",
+        "foo": "Foo",
+        "bar": "Bar"
+    },
+    "roms": {
+		"<id>" : "<rom name>",
+        "2": "Annother Test",
+        "3": "SuperDuperRom",
+        "4": "LolRom",
+        "5": "RoflRom",
+        "6": "FooRom",
+        "7": "Annother Test2"
+    }
+}
+```
+
+
+/roms/json/list/< tag slug >/
+------------------------------
+List roms that are tagged with the tag associated to **tag slug**.
+Still list *all* available tags.
+```json
+{
+    "filter_tag": "<tag slug>",
+    "tags": {
+		"<slug>" : "<tag name>",
+        "foo": "Foo",
+        "bar": "Bar"
+    },
+    "roms": {
+		"<id>" : "<rom name>",
+        "6": "FooRom",
+        "7": "Annother Test2"
+    }
+}
+```
+
+/roms/json/details/< rom id >/
+------------------------------
+Returns details about rom associated by **rom id**.
+```json
+{
+    "id": 7,
+    "name": "Annother Test2",
+    "description": "Lalalala\r\n\r\nBeschreibung, Dinge und anderen Kram\r\n\r\nLadida",
+    "tags": [
+        "Foo",
+        "Bar"
+    ],
+    "low_binary": "/media/roms/1ba99feb-eed9-47c5-b626-2f39ebe8c164.bin",
+    "high_binary": "/media/roms/594d1c79-87e2-4fec-81b8-76845bf8016b.bin",
+    "creation_time": "2017-05-12T19:13:20.703Z",
+    "edit_time": "2017-05-12T19:13:20.746Z"
+}
+```

roms/models.py

@@ -43,7 +43,9 @@ class Rom(models.Model):
             'description' : self.description,
             'tags' : self.tag_list(),
             'low_binary' : self.low_binary.url,
-            'high_binary' : self.high_binary.url
+            'high_binary' : self.high_binary.url,
+            'creation_time' : self.creation_time,
+            'edit_time' : self.edit_time
         }
 
         return json