Replace notes binding with nvim

check-version.sh

@@ -1,13 +1,29 @@
 #!/usr/bin/env bash
 
-# Compare the current tmux version against a given version.
+# Compare the current tmux version against one or more version constraints.
-# Exit: 0 if comparison is true, 1 if false
+#
+# Each constraint pairs an operator and version in a single argument,
+# e.g. ">= 3.2". Multiple constraints can be joined with the logical operators
+# `and` / `or`, where `and` binds tighter than `or` (standard precedence). This
+# allows a single invocation to express a range without spawning the script
+# multiple times.
+#
+# Exit: 0 if the whole expression is true, 1 if false
+#
+# Examples:
+#   check-version.sh ">= 3.2"
+#   check-version.sh ">= 3.2" and "< 3.3"
+#   check-version.sh "< 2.9" or ">= 3.4"
 
 set -euo pipefail
 
 usage() {
-  echo "usage: $0 <operator> <version>" >&2
+  cat >&2 <<'EOF'
-  echo "operators: < <= == >= >" >&2
+usage: check-version.sh <constraint> [and|or <constraint> ...]
+  constraint: <operator> <version>, e.g. ">= 3.2"
+  operators:  < <= == >= >
+  logical:    and or  (and binds tighter than or)
+EOF
 }
 
 if [[ ${1:-} == "-h" || ${1:-} == "--help" ]]; then
@@ -15,14 +31,11 @@ if [[ ${1:-} == "-h" || ${1:-} == "--help" ]]; then
   exit 0
 fi
 
-if [[ $# -ne 2 ]]; then
+if [[ $# -eq 0 ]]; then
   usage
   exit 1
 fi
 
-operator="$1"
-target_version="$2"
-
 # Extract tmux version (e.g., "tmux 3.3a" -> "3.3a")
 current_version=$(tmux -V | sed 's/^tmux //')
 
@@ -75,22 +88,78 @@ compare_versions() {
   echo 0
 }
 
-result=$(compare_versions "$current_version" "$target_version")
+# Evaluate a single constraint (e.g. ">= 3.2") against the current version.
+# Returns 0 (true) or 1 (false); exits on a malformed constraint.
+eval_constraint() {
+  local constraint="$1"
+  local operator version
+  read -r operator version <<< "$constraint"
 
-case "$operator" in
+  if [[ -z "$operator" || -z "$version" ]]; then
-  '<')
+    echo "error: invalid constraint: '$constraint' (expected '<operator> <version>', e.g. '>= 3.2')" >&2
-    [[ "$result" -eq -1 ]] && exit 0 || exit 1 ;;
-  '<=')
-    [[ "$result" -le 0 ]] && exit 0 || exit 1 ;;
-  '==')
-    [[ "$result" -eq 0 ]] && exit 0 || exit 1 ;;
-  '>=')
-    [[ "$result" -ge 0 ]] && exit 0 || exit 1 ;;
-  '>')
-    [[ "$result" -eq 1 ]] && exit 0 || exit 1 ;;
-  *)
-    echo "error: invalid operator: $operator" >&2
     usage
     exit 1
-    ;;
+  fi
+
+  local result
+  result=$(compare_versions "$current_version" "$version")
+
+  case "$operator" in
+    '<')  [[ "$result" -eq -1 ]] ;;
+    '<=') [[ "$result" -le 0 ]] ;;
+    '==') [[ "$result" -eq 0 ]] ;;
+    '>=') [[ "$result" -ge 0 ]] ;;
+    '>')  [[ "$result" -eq 1 ]] ;;
+    *)
+      echo "error: invalid operator: '$operator'" >&2
+      usage
+      exit 1 ;;
   esac
+}
+
+# Walk the alternating constraint/logical sequence, accumulating each `and`
+# group (1 = true) and folding completed groups into the `or` result. Truth
+# values are tracked as ints and converted to an exit code at the end.
+or_result=0
+and_result=1
+expect=constraint
+
+for token in "$@"; do
+  if [[ "$expect" == "constraint" ]]; then
+    case "$token" in
+      and | or)
+        echo "error: expected a constraint, got logical operator: $token" >&2
+        usage
+        exit 1 ;;
+    esac
+    if eval_constraint "$token"; then
+      and_result=$(( and_result & 1 ))
+    else
+      and_result=$(( and_result & 0 ))
+    fi
+    expect=logical
+  else
+    case "$token" in
+      and)
+        ;;
+      or)
+        or_result=$(( or_result | and_result ))
+        and_result=1 ;;
+      *)
+        echo "error: expected 'and' or 'or', got: $token" >&2
+        usage
+        exit 1 ;;
+    esac
+    expect=constraint
+  fi
+done
+
+if [[ "$expect" == "constraint" ]]; then
+  echo "error: expression ends with a logical operator" >&2
+  usage
+  exit 1
+fi
+
+or_result=$(( or_result | and_result ))
+
+[[ "$or_result" -eq 1 ]] && exit 0 || exit 1

notes-cmd.sh

@@ -1,27 +0,0 @@
-#!/usr/bin/env bash
-# Open neovim in the notes directory.
-# Detaches the client if all panes in the window are dead afterwards.
-
-notes_dir="$HOME/Documents/Notes"
-
-nvim "$notes_dir" || true
-
-# Brief delay to let tmux update pane status
-sleep 0.1
-
-window_id=$(tmux display-message -p '#{window_id}')
-my_pane=$(tmux display-message -p '#{pane_id}')
-
-# Count live sibling panes (not us, not dead)
-other_live=$(tmux list-panes -t "$window_id" -F '#{pane_id} #{pane_dead}' \
-  | awk -v me="$my_pane" '$1 != me && $2 == "0"' | wc -l | tr -d ' ')
-
-if [ "$other_live" -eq 0 ]; then
-  # No live siblings — close the popup and kill the window
-  # (also cleans up any dead siblings).
-  tmux detach-client
-  tmux kill-window -t "$window_id" 2>/dev/null || true
-else
-  # User has split off other live panes — only kill ours, keep popup open.
-  tmux kill-pane 2>/dev/null || true
-fi

notes.sh

@@ -1,20 +0,0 @@
-#!/usr/bin/env bash
-
-set -e
-
-script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-
-notes_dir="$HOME/Documents/Notes"
-
-# Create the notes session if it doesn't exist
-if ! tmux has-session -t notes; then
-  tmux new-session -ds notes -c "$notes_dir" -n notes "$script_dir/notes-cmd.sh"
-fi
-
-# Apply session options on every invocation so updates propagate to live sessions
-tmux set-option -t notes status off
-tmux set-option -t notes remain-on-exit on
-tmux set-option -t notes default-command "$script_dir/notes-cmd.sh"
-
-# Attach to the session
-tmux attach-session -t notes

project.sh

@@ -4,8 +4,11 @@ set -e
 
 projects_dir=$HOME/Projects
 
+# Print the sorted, de-duplicated list of selectable projects.
+list_projects() {
+  local projects=() dir relative line
+
   # All depth-2 directories without @ are included unconditionally
-projects=()
   for dir in "$projects_dir"/*/*/; do
     [ -d "$dir" ] || continue
     relative="${dir#$projects_dir/}"
@@ -29,10 +32,60 @@ else
       sed -E -e "s|^$projects_dir/||" -e 's|/\.git/?$||')
   fi
 
+  printf '%s\n' "${projects[@]}" | sort -u
+}
+
+# Second pass: runs inside the popup. Read the list the first pass already
+# built (so the directory scan only happens once) and open the selection.
+if [[ "${1:-}" == --pick ]]; then
+  listfile=$2
+  trap 'rm -f "$listfile"' EXIT
+
+  # Cancelling fzf (Esc/^C) exits non-zero; treat it as "no selection" and
+  # leave quietly, rather than letting the status propagate out of the popup
+  # and print '...project.sh returned 130' in the parent pane.
   project=$(
-  printf '%s\n' "${projects[@]}" | sort -u |
+    fzf --layout=reverse --info=hidden --border=rounded --cycle < "$listfile"
-  fzf --layout=reverse --info=hidden --border=rounded --cycle
+  ) || exit 0
-)
+  [ -n "$project" ] || exit 0
 
   tmux new-window -n "$project" -c "$projects_dir/$project"
   ~/.local/share/tmux/layouts/window-auto
+  exit
+fi
+
+# First pass: scan once, size a popup to fit the longest project name, then
+# re-launch ourselves inside it. fzf has no width of its own — it fills the
+# popup — so the popup width is what we scale.
+listfile=$(mktemp)
+list_projects > "$listfile"
+
+longest=0
+while IFS= read -r line; do
+  if (( ${#line} > longest )); then
+    longest=${#line}
+  fi
+done < "$listfile"
+
+# We're launched from run-shell, which owns no client, so resolve the client
+# that triggered us. It both anchors the popup (-c, without which the popup
+# gets no tty and fzf can't draw) and gives the terminal width for the cap.
+client=$(tmux display -p '#{client_name}')
+cols=$(tmux display -p -c "$client" '#{client_width}')
+
+# Clamp between the original fixed width and 90% of the terminal. In between,
+# pad for fzf's chrome: rounded border (2) + pointer gutter (2) + scrollbar (1)
+# + a column of breathing room.
+min=60
+max=$(( cols * 90 / 100 ))
+width=$(( longest + 6 ))
+(( width < min )) && width=$min
+(( width > max )) && width=$max
+
+flags=(-c "$client" -w "$width" -h 10)
+# Match the borderless popup the keybinding used on tmux >= 3.3.
+if ~/.config/tmux/check-version.sh ">= 3.3"; then
+  flags+=(-B)
+fi
+
+tmux display-popup "${flags[@]}" -E "'$0' --pick '$listfile'"

tmux.conf

@@ -28,7 +28,7 @@ set -g status-interval 2
 set -g default-terminal "tmux-256color"
 
 # Enable true-color
-if '~/.config/tmux/check-version.sh "<" 3.2' \
+if '~/.config/tmux/check-version.sh "< 3.2"' \
   'set-option -as terminal-features ",xterm*:Tc"' \
   'set-option -as terminal-features ",xterm*:RGB"'
 
@@ -52,7 +52,7 @@ unbind -T copy-mode-vi MouseDragEnd1Pane
 # Enable changing cursor shape per pane, vim or zsh should emit escape
 # sequences to change cursor shape.
 # iTerm2 only requires this before tmux 2.9
-if '[ -n $ITERM_PROFILE ] && ~/.config/tmux/check-version.sh "<" 2.9' \
+if '[ -n $ITERM_PROFILE ] && ~/.config/tmux/check-version.sh "< 2.9"' \
   'set -ga terminal-overrides "*:Ss=\E]1337;CursorShape=%p1%d\7"'
 # VTE compatible terminals.
 if '[ ! -n $ITERM_PROFILE ]' \
@@ -61,29 +61,29 @@ if '[ ! -n $ITERM_PROFILE ]' \
 # Enable strikethrough on VTE compatible terminals.
 set -ga terminal-overrides 'xterm*:smxx=\E[9m'
 
-# Binding to create window-auto layout
+if -b '~/.config/tmux/check-version.sh ">= 3.2" and "< 3.3"' {
-bind a run-shell ~/.local/share/tmux/layouts/window-auto
+  bind A if -F '#{==:#{session_name},agent}' { detach-client } {
-# TODO: bind A run-shell ~/.local/share/tmux/layouts/window-auto --refresh
+    display-popup -d '#{pane_current_path}' -w 50% -h 90% -E ~/.config/tmux/agent.sh
-
+  }
-if -b '~/.config/tmux/check-version.sh ">=" 3.2 && ~/.config/tmux/check-version.sh "<" 3.3' {
-  bind A display-popup -d '#{pane_current_path}' -w 50% -h 90% -E ~/.config/tmux/agent.sh
   bind H display-popup -w 75% -h 75% -E htop
   bind I display-popup -d '#{pane_current_path}' -E ~/.config/tmux/interpreter.sh
-  bind N display-popup -w 75% -h 90% -E ~/.config/tmux/notes.sh
+  bind N display-popup -d '#{pane_current_path}' -w 60% -h 75% -E nvim
-  bind P display-popup -w 60 -h 10 -E ~/.config/tmux/project.sh
   bind S display-popup -w 60 -h 10 -E ~/.config/tmux/session.sh
   bind T display-popup -d '#{pane_current_path}' -E $SHELL
 }
-if -b '~/.config/tmux/check-version.sh ">=" 3.3' {
+if -b '~/.config/tmux/check-version.sh ">= 3.3"' {
-  bind A display-popup -S fg=#54546D -b rounded -d '#{pane_current_path}' -w 75% -h 90% -E ~/.config/tmux/agent.sh
+  bind A if -F '#{==:#{session_name},agent}' { detach-client } {
+    display-popup -S fg=#54546D -b rounded -d '#{pane_current_path}' -w 75% -h 90% -E ~/.config/tmux/agent.sh
+  }
   bind H display-popup -S fg=#54546D -b rounded -w 50% -h 75% -E htop
   bind I display-popup -S fg=#54546D -b rounded -d '#{pane_current_path}' -E ~/.config/tmux/interpreter.sh
-  bind N display-popup -S fg=#54546D -b rounded -w 75% -h 90% -E ~/.config/tmux/notes.sh
+  bind N display-popup -S fg=#54546D -b rounded -d '#{pane_current_path}' -w 60% -h 75% -E nvim
-  bind P display-popup -B -w 60 -h 10 -E ~/.config/tmux/project.sh
   bind S display-popup -B -w 60 -h 10 -E ~/.config/tmux/session.sh
   bind T display-popup -S fg=#54546D -d '#{pane_current_path}' -E $SHELL
 }
 
+bind P run-shell ~/.config/tmux/project.sh
+
 # Restore old next/previous window bindings
 bind C-n next-window
 bind C-p previous-window