#!/usr/bin/env fish
# Run the app in web mode with recommended env vars (fish shell)
# Usage: ./run_web.fish

# create venv if missing
if not test -d venv
    python3 -m venv venv
end

# activate venv
source venv/bin/activate.fish

# ensure dependencies
pip install -r requirements.txt

# recommended env vars (adjust if needed)
set -x SNAPSHOT_INTERVAL 600           # seconds (600 = 10 minutes)
set -x BRIGHTNESS_THRESHOLD 50        # 0-255
set -x AUTO_START false                # true to auto-start monitor inside web server
# ensure CONSOLE_MODE is unset so the Flask server will run
set -e CONSOLE_MODE

# logging
set -x LOG_DIR logs
mkdir -p $LOG_DIR
set -x LOG_FILE $LOG_DIR/run_web.log
set -x PID_FILE $LOG_DIR/run_web.pid

echo "Starting web app in background; logs: $LOG_FILE"
# Use bash to ensure POSIX redirection works reliably
bash -lc "python app.py > '$LOG_FILE' 2>&1 & echo \$! > '$PID_FILE'"

# wait briefly for process to start
sleep 1
if test -f $PID_FILE
    set PID (cat $PID_FILE)
    echo "Started pid: $PID"
else
    echo "Failed to start process; see $LOG_FILE for details"
end

# tail the log so the user can see live output (Ctrl+C to stop tail but process keeps running)
echo "Tailing log (press Ctrl+C to stop tail, process will continue running in background)."
tail -n 200 -f $LOG_FILE