From 280f7799be30cba8fa893b489c49ac511cefe229 Mon Sep 17 00:00:00 2001
From: srdusr <trevorgray@srdusr.com>
Date: Wed, 24 Sep 2025 00:26:00 +0200
Subject: Tmux config changes

---
 linux/home/.config/tmux/file_manager.sh | 108 ++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100755 linux/home/.config/tmux/file_manager.sh

(limited to 'linux/home/.config/tmux/file_manager.sh')

diff --git a/linux/home/.config/tmux/file_manager.sh b/linux/home/.config/tmux/file_manager.sh
new file mode 100755
index 0000000..b3a70a5
--- /dev/null
+++ b/linux/home/.config/tmux/file_manager.sh
@@ -0,0 +1,108 @@
+#!/usr/bin/env bash
+# tmux file opener with fallback file manager (no preview)
+
+# Mark this pane as the file manager immediately
+tmux select-pane -T "FILE_MANAGER"
+# Also set the option as backup
+tmux set-option -pq @file_manager 1
+
+orig_pane="$1"
+chooser_file="$HOME/.cache/tmux-fm-selected"
+rm -f "$chooser_file"
+
+# Function: pick available file manager
+pick_fm() {
+    if command -v lf >/dev/null 2>&1; then
+        echo "lf"
+    elif command -v nnn >/dev/null 2>&1; then
+        echo "nnn"
+    elif command -v ranger >/dev/null 2>&1; then
+        echo "ranger"
+    else
+        echo ""
+    fi
+}
+
+fm=$(pick_fm)
+if [[ -z "$fm" ]]; then
+    echo "No file manager found (lf, nnn, ranger)." >&2
+    cleanup
+    exit 1
+fi
+
+# Cleanup function to reset both title and option
+cleanup() {
+    tmux select-pane -T ""
+    tmux set-option -puq @file_manager
+    rm -f "$chooser_file"
+}
+
+# Set trap to cleanup on exit (including when user presses 'q')
+trap cleanup EXIT INT TERM
+
+# Launch the chosen file manager with no preview where possible
+case "$fm" in
+    nnn)
+        # Disable preview completely and use picker mode
+        # -A: disable dir auto-select, -e: open text files in editor
+        # -o: open files with opener, -x: show only selection
+        NNN_OPENER="tee \"$chooser_file\"" nnn -Axo
+        ;;
+    lf)
+        # Disable preview and set selection path
+        lf -command 'set preview false' -selection-path="$chooser_file"
+        ;;
+    ranger)
+        # Disable all previews
+        ranger --choosefile="$chooser_file" \
+               --cmd='set preview_files false' \
+               --cmd='set preview_directories false' \
+               --cmd='set preview_images false'
+        ;;
+esac
+
+# Exit if no file chosen (user pressed 'q' or cancelled)
+if [[ ! -s "$chooser_file" ]]; then
+    exit 0
+fi
+
+file="$(head -n 1 "$chooser_file")"
+rm -f "$chooser_file"
+
+# Restrict to current window panes and exclude the file manager pane
+current_window=$(tmux display-message -p '#I')
+mapfile -t panes < <(
+    tmux list-panes -t "$current_window" -F '#S:#I.#P' |
+    grep -v "^$(tmux display-message -p '#S:#I').$(tmux display-message -p '#P')$"
+)
+
+# Choose target pane
+if [[ ${#panes[@]} -eq 0 ]]; then
+    exit 1
+elif [[ ${#panes[@]} -eq 1 ]]; then
+    target="${panes[0]}"
+else
+    echo "Select target pane:"
+    for i in "${!panes[@]}"; do
+        letter=$(printf "\\$(printf '%03o' $((97 + i)))") # a, b, c...
+        echo "$letter) ${panes[$i]}"
+    done
+    read -n 1 -p "Choice: " choice
+    echo
+    idx=$(( $(printf "%d" "'$choice") - 97 ))
+    if [[ $idx -ge 0 && $idx -lt ${#panes[@]} ]]; then
+        target="${panes[$idx]}"
+    else
+        exit 1
+    fi
+fi
+
+# Decide if file is text or binary
+if file --mime-type "$file" 2>/dev/null | grep -q 'text/'; then
+    opener="${EDITOR:-$(command -v nvim || command -v vim || echo 'vi')}"
+else
+    opener="$(command -v xdg-open || command -v open || echo 'cat')"
+fi
+
+# Send open command to target pane
+tmux send-keys -t "$target" "$opener \"$file\"" C-m
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