Closes WikiDeck/wikideck#8

wikideck/Mine/Database.py

@@ -246,8 +246,8 @@ class Database():
         cur.execute(self.SQL_GET_LAST_BLOCK)
         blocks = cur.fetchall()
         if blocks:
-            blockCard = self.get_card_by_block_id(lastBlock[0])
-            blockTransactions = self.get_transactions_by_block_id(lastBlock[0])
+            blockCard = self.get_card_by_block_id(blocks[0])
+            blockTransactions = self.get_transactions_by_block_id(blocks[0])
             return [
                 Block(
                     blockId = uuid.UUID(block[0]),

wikideck/Mine/Mine.py

@@ -171,6 +171,8 @@ def cards_get():
                     )
                 )
             return flask.jsonify([card.as_dict() for card in deck] if deck else [])
+        else:
+            return flask.jsonify({'Error': "No public key."}), 400
     except Exception as e:
         return flask.jsonify(
             {'Error': str(e)}