#!/bin/bash

# Get the directory where the script is located
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
PACKAGE_DIR="$SCRIPT_DIR/package"
PLASMOID_NAME=$(grep -oP '"Id": "\K[^"]+' $PACKAGE_DIR/metadata.json)

# Check for inotify-tools
if ! command -v inotifywait &> /dev/null; then
    echo "Error: inotify-tools is typically not installed."
    echo "Please install it with your package manager (e.g., sudo apt install inotify-tools)"
    exit 1
fi

echo "Found Widget ID: $PLASMOID_NAME"
echo "Starting Hot Reload Watcher..."
echo "Press Ctrl+C to stop."

# Cleanup function to kill the viewer when the script exits
cleanup() {
    echo -e "\nStopping watcher..."
    if [ -n "$PID" ]; then
        kill $PID 2>/dev/null
    fi
    exit
}

trap cleanup SIGINT SIGTERM

# Initial start
echo -e "\n[$(date +%T)] Starting plasmoidviewer..."
plasmoidviewer -a $PACKAGE_DIR &
PID=$!

# Watch loop
while true; do
    # Wait for any file modification in the package directory
    inotifywait -r -e modify -e create -e delete "$PACKAGE_DIR" -q

    echo -e "\n[$(date +%T)] Change detected! Reloading..."
    
    # Kill the current instance
    if [ -n "$PID" ]; then
        kill $PID 2>/dev/null
        wait $PID 2>/dev/null
    fi

    # Small delay to let Qt/KDE clean up properly
    sleep 0.5

    # Restart with absolute path
    plasmoidviewer -a "$PACKAGE_DIR" &
    PID=$!
done