#!/bin/bash

# Update Script for PromdataPanel
# -------------------------------

set -e

# Config
APP_DIR="/opt/promdata-panel"
SERVICE_NAME="promdatapanel"

# 1. Colors for logs
GREEN='\033[0;32m'
BLUE='\033[0;34m'
RED='\033[0;31m'
NC='\033[0m' # No Color

echo -e "${BLUE}=== Starting PromdataPanel Update ===${NC}"

# Detect if we're in the app directory
if [ ! -d ".git" ]; then
    if [ -d "$APP_DIR/.git" ]; then
        cd "$APP_DIR"
    else
        echo -e "${RED}Error: Not in a git repository or $APP_DIR. Please run this from the app root.${NC}"
        exit 1
    fi
fi

# 2. Pull latest code from current branch
echo -e "${BLUE}Pulling latest code from git...${NC}"
git pull

# 3. Update dependencies
echo -e "${BLUE}Updating npm dependencies...${NC}"
npm install --production

# 4. Restart service
if systemctl is-active --quiet "$SERVICE_NAME"; then
    echo -e "${BLUE}Restarting systemd service: $SERVICE_NAME...${NC}"
    sudo systemctl restart "$SERVICE_NAME"
    echo -e "${GREEN}Update completed and service restarted!${NC}"
elif command -v pm2 &> /dev/null && pm2 list | grep -q "$SERVICE_NAME"; then
    echo -e "${BLUE}Restarting with PM2...${NC}"
    pm2 restart "$SERVICE_NAME"
    echo -e "${GREEN}Update completed and PM2 restarted!${NC}"
else
    echo -e "${RED}Warning: Could not detect an active systemd service or PM2 process named '$SERVICE_NAME'.${NC}"
    echo -e "${RED}Please restart the application manually.${NC}"
fi

echo -e "${GREEN}=== Update successfully finished ===${NC}"