chore: improve screen recorder script

.config/sway/scripts/screen-recorder.sh

@@ -0,0 +1,27 @@
+#! /usr/bin/env bash
+
+main() {
+  pid="$(pgrep "wf-recorder" || pgrep "slurp")"
+  status=$?
+
+  if [[ $status != 0 ]]; then 
+    if [[ -f ~/.config/user-dirs.dirs ]]; then
+      source ~/.config/user-dirs.dirs
+    fi
+
+    output_dir="${XDG_VIDEOS_DIR:-$HOME/Videos}"
+
+    if [[ ! -d "$output_dir" ]]; then
+      notify-send "Screen recording output directory does not exist: $output_dir" -u critical -t 3000
+      exit 1
+    fi
+
+    filename="$output_dir/$(date +'recording_%Y-%m-%d-%H%M%S.mp4')"
+
+    region="$(slurp)" &&  wf-recorder -g "$region" -f "$filename"
+  else 
+    pkill --signal SIGINT wf-recorder
+  fi
+}
+
+main $@