#!/bin/bash
#===============================================================================
# Garry's Mod PropHunt Server - Docker One-Liner Installer
# Repository: https://git.vish.gg/Vish/gmod-prophunt-server
#===============================================================================

set -o pipefail

RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
NC='\033[0m'

INSTALL_DIR="${GMOD_DOCKER_DIR:-/opt/gmod-prophunt}"
REPO_URL="https://git.vish.gg/Vish/gmod-prophunt-server.git"

log_info() { echo -e "${BLUE}[INFO]${NC} $1"; }
log_success() { echo -e "${GREEN}[SUCCESS]${NC} $1"; }
log_error() { echo -e "${RED}[ERROR]${NC} $1"; }

echo -e "${GREEN}"
echo "╔═══════════════════════════════════════════════════════════════╗"
echo "║     🐳 Garry's Mod PropHunt Docker Installer 🐳              ║"
echo "╚═══════════════════════════════════════════════════════════════╝"
echo -e "${NC}"

# Check for Docker
if ! command -v docker &> /dev/null; then
    log_info "Docker not found. Installing Docker..."
    curl -fsSL https://get.docker.com | sh
    systemctl enable docker
    systemctl start docker
fi

# Check for Docker Compose
if ! command -v docker-compose &> /dev/null && ! docker compose version &> /dev/null; then
    log_info "Installing Docker Compose..."
    curl -L "https://github.com/docker/compose/releases/latest/download/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
    chmod +x /usr/local/bin/docker-compose
fi

# Create installation directory
log_info "Creating installation directory..."
mkdir -p "$INSTALL_DIR"
cd "$INSTALL_DIR"

# Clone or update repository
if [[ -d ".git" ]]; then
    log_info "Updating repository..."
    git pull
else
    log_info "Cloning repository..."
    git clone "$REPO_URL" .
fi

# Create environment file if it doesn't exist
if [[ ! -f ".env" ]]; then
    log_info "Creating environment file..."
    cat > .env << 'EOF'
# Garry's Mod PropHunt Server Configuration
# Get your token at: https://steamcommunity.com/dev/managegameservers

# Required: Steam Game Server Token
SRCDS_TOKEN=

# Server Settings
SERVER_NAME=PropHunt Server
RCON_PASSWORD=changeme
MAX_PLAYERS=24
MAP=gm_construct
PORT=27015

# Optional: Workshop Collection ID
WORKSHOP_COLLECTION=

# Timezone
TZ=America/Los_Angeles
EOF
    
    log_info "Please edit .env file with your settings:"
    echo "  nano $INSTALL_DIR/.env"
    echo ""
fi

# Start the server
log_info "Building and starting Docker containers..."
if command -v docker-compose &> /dev/null; then
    docker-compose -f docker/docker-compose.yml up -d --build
else
    docker compose -f docker/docker-compose.yml up -d --build
fi

echo ""
echo -e "${GREEN}"
echo "╔═══════════════════════════════════════════════════════════════╗"
echo "║              ✅ Docker Installation Complete! ✅              ║"
echo "╚═══════════════════════════════════════════════════════════════╝"
echo -e "${NC}"
echo ""
echo -e "${YELLOW}Important:${NC} Edit the configuration file:"
echo "  nano $INSTALL_DIR/.env"
echo ""
echo -e "${BLUE}Commands:${NC}"
echo "  View logs:    cd $INSTALL_DIR && docker-compose -f docker/docker-compose.yml logs -f"
echo "  Stop server:  cd $INSTALL_DIR && docker-compose -f docker/docker-compose.yml down"
echo "  Restart:      cd $INSTALL_DIR && docker-compose -f docker/docker-compose.yml restart"
echo "  Update:       cd $INSTALL_DIR && git pull && docker-compose -f docker/docker-compose.yml up -d --build"
echo ""