diff --git a/main.lua b/main.lua
new file mode 100644
index 0000000..ee2094e
--- /dev/null
+++ b/main.lua
@@ -0,0 +1,12 @@
+local tilesheet = require "lib.tilesheet"
+local utility = require "lib.utility"
+
+local tiles
+
+function love.filedropped(file_path)
+  if file_path:sub(-5) == ".json" then
+    tiles = tilesheet(utility.load_data(file_path))
+  else
+    tiles = tilesheet(file_path)
+  end
+end