Performance improve pickers

bin/omarchy-menu-images

@@ -106,22 +106,34 @@ mkdir -p "$cache_dir"
 cache_key=$(printf '%s' "$image_dirs_env" | md5sum | cut -d ' ' -f 1)
 rows_cache_file="$cache_dir/$cache_key.rows"
 rows_signature_file="$cache_dir/$cache_key.signature"
+rows_fast_signature_file="$cache_dir/$cache_key.fast-signature"
 rows_signature="v2"$'\n'
+rows_fast_signature="v1"$'\n'
 rows_cacheable=true
+rows_cache_hit=false
 image_files=()
 
 for dir in "${image_dirs[@]}"; do
-  if [[ -d $dir ]]; then
-    rows_signature+="$dir:$(stat -Lc '%Y' "$dir")"$'\n'
-
-    while IFS= read -r -d '' image; do
-      image_files+=("$image")
-      image_signature=$(stat -Lc '%s:%Y' "$image") || continue
-      rows_signature+="$image:$image_signature"$'\n'
-    done < <(find -L "$dir" -maxdepth 1 -type f \( -iname '*.jpg' -o -iname '*.jpeg' -o -iname '*.png' -o -iname '*.gif' -o -iname '*.bmp' -o -iname '*.webp' \) -print0 2>/dev/null | sort -z)
-  fi
+  [[ -d $dir ]] && rows_fast_signature+="$dir:$(stat -Lc '%Y' "$dir")"$'\n'
 done
 
+if [[ -f $rows_cache_file && -f $rows_fast_signature_file ]] && cmp -s "$rows_fast_signature_file" <(printf '%s' "$rows_fast_signature"); then
+  rows=$(<"$rows_cache_file")
+  rows_cache_hit=true
+else
+  for dir in "${image_dirs[@]}"; do
+    if [[ -d $dir ]]; then
+      rows_signature+="$dir:$(stat -Lc '%Y' "$dir")"$'\n'
+
+      while IFS= read -r -d '' image; do
+        image_files+=("$image")
+        image_signature=$(stat -Lc '%s:%Y' "$image") || continue
+        rows_signature+="$image:$image_signature"$'\n'
+      done < <(find -L "$dir" -maxdepth 1 -type f \( -iname '*.jpg' -o -iname '*.jpeg' -o -iname '*.png' -o -iname '*.gif' -o -iname '*.bmp' -o -iname '*.webp' \) -print0 2>/dev/null | sort -z)
+    fi
+  done
+fi
+
 generate_thumbnail() {
   local image="$1"
   local thumbnail="$2"
@@ -177,9 +189,10 @@ thumbnail_for() {
   [[ -f $thumbnail ]] && printf '%s' "$thumbnail"
 }
 
-if [[ -f $rows_cache_file && -f $rows_signature_file ]] && cmp -s "$rows_signature_file" <(printf '%s' "$rows_signature"); then
+if [[ $rows_cache_hit != true && -f $rows_cache_file && -f $rows_signature_file ]] && cmp -s "$rows_signature_file" <(printf '%s' "$rows_signature"); then
   rows=$(<"$rows_cache_file")
-else
+  printf '%s' "$rows_fast_signature" >"$rows_fast_signature_file"
+elif [[ $rows_cache_hit != true ]]; then
   for image in "${image_files[@]}"; do
     thumbnail=$(thumbnail_for "$image")
     [[ -n $thumbnail ]] || continue
@@ -197,8 +210,9 @@ else
   if [[ $rows_cacheable == true ]]; then
     printf '%s' "$rows" >"$rows_cache_file"
     printf '%s' "$rows_signature" >"$rows_signature_file"
+    printf '%s' "$rows_fast_signature" >"$rows_fast_signature_file"
   else
-    rm -f "$rows_cache_file" "$rows_signature_file"
+    rm -f "$rows_cache_file" "$rows_signature_file" "$rows_fast_signature_file"
   fi
 fi
 
@@ -211,7 +225,57 @@ fi
 # ImagePicker plugin Qt.atob()s on the other side.
 rows_b64=$(printf '%s' "$rows" | base64 -w 0)
 
-if ! omarchy-shell-ipc image-selector open \
+send_builtin_ipc_request() {
+  perl -MCwd=abs_path -MEncode=encode,decode -MSocket \
+    -e '
+      sub read_qstring {
+        my ($data, $offset) = @_;
+        return ("", $offset) if $offset + 4 > length($data);
+        my $length = unpack("N", substr($data, $offset, 4));
+        $offset += 4;
+        return ("", $offset) if $length == 0xffffffff || $offset + $length > length($data);
+        return (decode("UTF-16BE", substr($data, $offset, $length)), $offset + $length);
+      }
+
+      sub qstring {
+        my $encoded = encode("UTF-16BE", $_[0] // "");
+        return pack("N", length($encoded)) . $encoded;
+      }
+
+      my $shell_qml = abs_path(shift @ARGV);
+      my @open_args = @ARGV;
+      my $runtime_dir = $ENV{"XDG_RUNTIME_DIR"} || "/run/user/$<";
+      my $payload = chr(3) . qstring("image-selector") . qstring("open") . pack("N", scalar @open_args) . join("", map { qstring($_) } @open_args);
+      my @candidates;
+
+      for my $lock_path (glob("$runtime_dir/quickshell/by-id/*/instance.lock")) {
+        my $data;
+        next unless open(my $lock, "<:raw", $lock_path);
+        { local $/; $data = <$lock>; }
+        close($lock);
+        my (undef, $offset) = read_qstring($data, 0);
+        my ($path) = read_qstring($data, $offset);
+        next unless $path && abs_path($path) eq $shell_qml;
+        (my $socket_path = $lock_path) =~ s{/instance\.lock$}{/ipc.sock};
+        push @candidates, [(stat($lock_path))[9] || 0, $socket_path];
+      }
+
+      for my $candidate (sort { $b->[0] <=> $a->[0] } @candidates) {
+        socket(my $client, AF_UNIX, SOCK_STREAM, 0) || next;
+        if (connect($client, sockaddr_un($candidate->[1]))) {
+          syswrite($client, $payload);
+          close($client);
+          exit 0;
+        }
+        close($client);
+      }
+
+      exit 1;
+    ' "$OMARCHY_PATH/default/quickshell/omarchy-shell/shell.qml" \
+    "" "$rows_b64" "$selected_list_image" "$selection_file" "$done_file" "$show_labels" "$filterable"
+}
+
+if ! send_builtin_ipc_request && ! omarchy-shell-ipc image-selector open \
      "" \
      "$rows_b64" \
      "$selected_list_image" \