feat(common): add aix script for fzf-based Claude Code tmux launcher

Provides flexible alternative to ai-assistants: multi-select project
directories via fzf, then open each in a tmux window running Claude.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

1 files changed, 74 insertions, 0 deletions

diff --git a/dotfiles/common/.local/bin/aix b/dotfiles/common/.local/bin/aix
new file mode 100755
index 0000000..0f70d23
--- /dev/null
+++ b/dotfiles/common/.local/bin/aix
@@ -0,0 +1,74 @@
+#!/bin/bash
+# Launch tmux session with Claude in fzf-selected project directories
+
+SESSION="claude"
+
+# If session exists, attach or switch to it
+if tmux has-session -t "$SESSION" 2>/dev/null; then
+  if [ -n "$TMUX" ]; then
+    tmux switch-client -t "$SESSION"
+  else
+    tmux attach-session -t "$SESSION"
+  fi
+  exit 0
+fi
+
+# Dependency checks
+for cmd in fzf tmux claude; do
+  if ! command -v "$cmd" &>/dev/null; then
+    echo "Error: $cmd is not installed" >&2
+    exit 1
+  fi
+done
+
+# Build candidate directory list
+candidates=()
+[ -d "$HOME/.emacs.d" ] && candidates+=("~/.emacs.d")
+if [ -d "$HOME/code" ]; then
+  while IFS= read -r d; do
+    candidates+=("~/${d#"$HOME"/}")
+  done < <(find "$HOME/code" -maxdepth 1 -mindepth 1 -type d | sort)
+fi
+if [ -d "$HOME/projects" ]; then
+  while IFS= read -r d; do
+    candidates+=("~/${d#"$HOME"/}")
+  done < <(find "$HOME/projects" -maxdepth 1 -mindepth 1 -type d | sort)
+fi
+
+# Present fzf for multi-select
+selections=$(printf '%s\n' "${candidates[@]}" | fzf --multi --height=70% --reverse)
+[ -z "$selections" ] && exit 0
+
+# Claude command — separated for safe editing
+AI_CMD="claude"
+AI_INSTRUCTIONS='Read docs/protocols.org and docs/NOTES.org, follow instructions exactly, then begin the session-start workflow'
+
+# Read selections into array
+selected=()
+while IFS= read -r line; do
+  selected+=("$line")
+done <<< "$selections"
+
+# Create session with first selection
+first="${selected[0]}"
+dir="${first/#\~/$HOME}"
+name="$(basename "$dir")"
+tmux new-session -d -s "$SESSION" -n "$name" -c "$dir"
+tmux send-keys -t "$SESSION:$name" "$AI_CMD \"$AI_INSTRUCTIONS\"" Enter
+
+# Create remaining windows
+for entry in "${selected[@]:1}"; do
+  dir="${entry/#\~/$HOME}"
+  name="$(basename "$dir")"
+  tmux new-window -t "$SESSION" -n "$name" -c "$dir"
+  tmux send-keys -t "$SESSION:$name" "$AI_CMD \"$AI_INSTRUCTIONS\"" Enter
+done
+
+# Select first window and attach or switch
+first_name="$(basename "${selected[0]/#\~/$HOME}")"
+tmux select-window -t "$SESSION:$first_name"
+if [ -n "$TMUX" ]; then
+  tmux switch-client -t "$SESSION"
+else
+  tmux attach-session -t "$SESSION"
+fi