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#!/bin/sh
# acmetodo: Main script to open and manage the todo list in Acme.
PLAN9=${PLAN9:-"/Users/eli/plan9"} # Ensure this is your correct PLAN9 path
TODO_FILE="$PLAN9/lib/todo"
ACME_BIN="$PLAN9/bin/acme"
STARTPLUMB_BIN="$PLAN9/bin/startplumb"
ACME_FS_ROOT="/acme" # Standard Plan 9 /acme FUSE mount point
# --- DEBUGGING START ---
DEBUG_LOG="/tmp/acmetodo_debug.log"
rm -f "$DEBUG_LOG" # Clear previous log on each run
log_debug() {
echo "$(date '+%Y-%m-%d %H:%M:%S') [DEBUG] $@" >> "$DEBUG_LOG"
echo "$(date '+%H:%M:%S') [DEBUG] $@" >/dev/stderr
}
log_error() {
echo "$(date '+%Y-%m-%d %H:%M:%S') [ERROR] $@" >> "$DEBUG_LOG"
echo "$(date '+%H:%M:%S') [ERROR] $@" >/dev/stderr
}
log_debug "Script started."
log_debug "PLAN9 is $PLAN9"
log_debug "TODO_FILE is $TODO_FILE"
log_debug "ACME_BIN is $ACME_BIN"
log_debug "STARTPLUMB_BIN is $STARTPLUMB_BIN"
log_debug "Current \$winid (from Acme environment) is '$winid'"
# --- DEBUGGING END ---
# --- PLUMBER CHECK AND LAUNCH ---
log_debug "Checking if plumber is running..."
if ! ps aux | grep -q "[p]lumber"; then
log_debug "Plumber not found. Attempting to start plumber..."
if [ -x "$STARTPLUMB_BIN" ]; then
"$STARTPLUMB_BIN" & # Launch plumber in the background
log_debug "Plumber launch command issued. Waiting for plumber to initialize..."
sleep 1 # Give plumber a moment to fully start
else
log_error "startplumb executable not found at '$STARTPLUMB_BIN'. Cannot start plumber."
exit 1
fi
else
log_debug "Plumber is already running."
fi
# --- END PLUMBER CHECK ---
# Ensure the lib directory exists
mkdir -p "$(dirname "$TODO_FILE")"
# Ensure the todo file exists
touch "$TODO_FILE"
# Function to safely get window ID by name, suppressing stderr from acme -w
get_existing_win_id() {
# Pipe stderr of acme -w to /dev/null to suppress the "usage" message
"$ACME_BIN" -w 2>/dev/null | grep "^$TODO_FILE " | cut -d' ' -f1 | head -n 1
}
# Function to update a window's content, name, and tag
update_todo_window() {
local win_id="$1"
log_debug "Function update_todo_window called for win_id: $win_id"
# 1. Set the window's name
log_debug "Attempting to set window $win_id name to '$TODO_FILE'"
echo "name $TODO_FILE" | "$ACME_BIN" -a "$win_id"
if [ $? -ne 0 ]; then
log_error "Failed to send 'name' command to window $win_id."
fi
sleep 0.05 # Small delay to ensure command is processed
# 2. Set the window's tag
log_debug "Attempting to set window $win_id tag."
echo 'tag Get Put | Add | Todo InProgress Done All | Quit' | "$ACME_BIN" -a "$win_id"
if [ $? -ne 0 ]; then
log_error "Failed to send 'tag' command to window $win_id."
fi
sleep 0.05 # Small delay
# 3. Load content directly into the window's body
log_debug "Attempting to write content to window $win_id body."
if [ -f "$TODO_FILE" ]; then
log_debug "Reading content from '$TODO_FILE' and piping to $win_id body."
cat "$TODO_FILE" | "$ACME_BIN" -a "$win_id" body
if [ $? -ne 0 ]; then
log_error "Failed to write content to window $win_id body from $TODO_FILE."
fi
else
log_debug "TODO_FILE '$TODO_FILE' does not exist or is not readable. Writing initial content."
echo "## Acme To-Do List" | "$ACME_BIN" -a "$win_id" body
if [ $? -ne 0 ]; then
log_error "Failed to write initial content to window $win_id body."
fi
fi
echo 'clean' | "$ACME_BIN" -a "$win_id" # Mark window as clean after setting content
log_debug "Finished updating window $win_id."
}
# --- MAIN LOGIC ---
if [ -n "$winid" ]; then
log_debug "Running in Case 1: Script called from an existing Acme window."
update_todo_window "$winid"
else
# Always try to find existing window first
EXISTING_TODO_WINID=$(get_existing_win_id)
log_debug "EXISTING_TODO_WINID (found by checking existing Acme windows) is '$EXISTING_TODO_WINID'"
if [ -n "$EXISTING_TODO_WINID" ]; then
log_debug "Running in Case 2: Script called from terminal, existing todo window found."
update_todo_window "$EXISTING_TODO_WINID"
else
log_debug "Running in Case 3: Script called from terminal, new todo window needed."
# Capture the highest window ID *before* opening a new one
PRE_NEW_WIN_ID=$(ls -d "$ACME_FS_ROOT"/[0-9]* 2>/dev/null | sort -V | tail -n 1 | xargs basename)
log_debug "Highest existing Acme window ID before new creation: '$PRE_NEW_WIN_ID'"
# 1. Open a new, empty Acme window. Don't try to capture its ID directly, as it's unreliable.
log_debug "Attempting to create a new Acme window with '$ACME_BIN -l /dev/null'."
"$ACME_BIN" -l /dev/null 2>/dev/null & # Run in background and suppress stderr
# Give Acme a moment to open the window
sleep 0.5
# 2. Find the ID of the newly created window (should be the highest now)
NEW_WIN_ID=$(ls -d "$ACME_FS_ROOT"/[0-9]* 2>/dev/null | sort -V | tail -n 1 | xargs basename)
log_debug "Highest existing Acme window ID after new creation: '$NEW_WIN_ID'"
if [ -z "$NEW_WIN_ID" ] || [ "$NEW_WIN_ID" = "$PRE_NEW_WIN_ID" ]; then
log_error "Failed to create a new Acme window or get its ID correctly."
log_error "Possible causes: Acme not running, or its communication with plumber failed, or the FUSE mount is inaccessible."
exit 1
fi
# 3. Call the update function for the new window
log_debug "Calling update_todo_window for the newly created ID: $NEW_WIN_ID"
update_todo_window "$NEW_WIN_ID"
fi
fi
log_debug "Script finished."
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