refactor: migrate to gotd (wip)

bot/middlewares.go

@@ -0,0 +1,19 @@
+package bot
+
+import (
+	"time"
+
+	"github.com/gotd/contrib/middleware/floodwait"
+	"github.com/gotd/contrib/middleware/ratelimit"
+	"github.com/gotd/td/telegram"
+	"golang.org/x/time/rate"
+)
+
+func FloodWaitMiddleware() []telegram.Middleware {
+	waiter := floodwait.NewSimpleWaiter().WithMaxRetries(5)
+	ratelimiter := ratelimit.New(rate.Every(time.Millisecond*100), 5)
+	return []telegram.Middleware{
+		waiter,
+		ratelimiter,
+	}
+}