#!/bin/bash

# поиск имени юзера
USER_NAME=$(whoami)

# папки
HANDLER_DIR="/home/$USER_NAME/sharix-open-webapp-base/webservice_running/handlers"
SERVICE_NAME="sharix-open-handlers.service"
SERVICE_PATH="/etc/systemd/system/$SERVICE_NAME"

# установка зависимости
echo "Installing dependencies..."
pip3 install -r /home/$USER_NAME/sharix-open-webapp-base/requirements.txt

# создание службы
echo "Creating systemd service for handlers..."

# создание файла для службы
sudo tee $SERVICE_PATH > /dev/null <<EOF
[Unit]
Description=ShariX Handlers
After=network.target

[Service]
Type=simple
User=$USER_NAME
WorkingDirectory=$HANDLER_DIR
ExecStart=/usr/bin/python3 /home/$USER_NAME/sharix-open-webapp-base/webservice_running/handlers/run_handlers.py
Restart=always
RestartSec=60s

[Install]
WantedBy=multi-user.target
EOF

# создание скрипта который запускает все обработчики
RUN_HANDLER_SCRIPT="$HANDLER_DIR/run_handlers.py"
echo "Creating Python script to run all handlers..."

sudo tee $RUN_HANDLER_SCRIPT > /dev/null <<EOF
import os
import subprocess
import time

# List all handler scripts (excluding non-Python files)
handlers = [f for f in os.listdir('$HANDLER_DIR') if f.endswith('.py')]

# Start each handler script as a subprocess
processes = []
for handler in handlers:
    print(f"Starting {handler}...")
    process = subprocess.Popen(['python3', os.path.join('$HANDLER_DIR', handler)])
    processes.append(process)

# Keep the handlers running
try:
    while True:
        time.sleep(60)  # Keep the process alive
except KeyboardInterrupt:
    for process in processes:
        process.terminate()  # Terminate all handler processes if interrupted
EOF

# перезапуск демона служб
echo "Reloading systemd..."
sudo systemctl daemon-reload

# включение и запуск нашей службы
echo "Enabling and starting the service..."
sudo systemctl enable $SERVICE_NAME
sudo systemctl start $SERVICE_NAME

echo "All handlers are now running as a service."

# проверка работы службы
echo "Checking status of the handler service..."
sudo systemctl status $SERVICE_NAME