#!/bin/bash
#===============================================================================
# Garry's Mod PropHunt Server - Docker Entrypoint
#===============================================================================

SERVER_DIR="${GMOD_INSTALL_DIR:-/home/gmod}/serverfiles"
STEAMCMD_DIR="${GMOD_INSTALL_DIR:-/home/gmod}/steamcmd"

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

log_info() { echo -e "${BLUE}[INFO]${NC} $1"; }
log_success() { echo -e "${GREEN}[SUCCESS]${NC} $1"; }
log_warning() { echo -e "${YELLOW}[WARNING]${NC} $1"; }

echo -e "${GREEN}"
echo "╔═══════════════════════════════════════════════════════════════╗"
echo "║          🎮 Garry's Mod PropHunt Server Starting 🎮           ║"
echo "╚═══════════════════════════════════════════════════════════════╝"
echo -e "${NC}"

# Update server if AUTO_UPDATE is set
if [[ "${AUTO_UPDATE:-false}" == "true" ]]; then
    log_info "Checking for server updates..."
    cd "$STEAMCMD_DIR"
    ./steamcmd.sh +force_install_dir "$SERVER_DIR" \
        +login anonymous \
        +app_update 4020 \
        +quit
fi

cd "$SERVER_DIR"

# Build command line arguments
ARGS="-game garrysmod"
ARGS="$ARGS -console"
ARGS="$ARGS -port ${PORT:-27015}"
ARGS="$ARGS +maxplayers ${MAX_PLAYERS:-24}"
ARGS="$ARGS +map ${MAP:-gm_construct}"
ARGS="$ARGS +gamemode ${GAMEMODE:-prop_hunt}"
ARGS="$ARGS -tickrate ${TICKRATE:-66}"
ARGS="$ARGS +hostname \"${SERVER_NAME:-PropHunt Server}\""

# Add Steam token if provided
if [[ -n "$SRCDS_TOKEN" ]]; then
    ARGS="$ARGS +sv_setsteamaccount $SRCDS_TOKEN"
    log_success "Steam token configured."
else
    log_warning "No SRCDS_TOKEN set. Server won't be listed publicly."
    log_warning "Get a token at: https://steamcommunity.com/dev/managegameservers"
fi

# Add RCON password
if [[ -n "$RCON_PASSWORD" && "$RCON_PASSWORD" != "changeme" ]]; then
    ARGS="$ARGS +rcon_password \"$RCON_PASSWORD\""
fi

# Add workshop collection if provided
if [[ -n "$WORKSHOP_COLLECTION" ]]; then
    ARGS="$ARGS +host_workshop_collection $WORKSHOP_COLLECTION"
    log_info "Workshop collection: $WORKSHOP_COLLECTION"
fi

# Display configuration
echo ""
log_info "Server Configuration:"
echo "  • Server Name: ${SERVER_NAME:-PropHunt Server}"
echo "  • Map: ${MAP:-gm_construct}"
echo "  • Max Players: ${MAX_PLAYERS:-24}"
echo "  • Port: ${PORT:-27015}"
echo "  • Gamemode: ${GAMEMODE:-prop_hunt}"
echo "  • Tickrate: ${TICKRATE:-66}"
echo ""

log_info "Starting server..."

# Handle shutdown signals
trap 'log_info "Shutting down server..."; kill -SIGTERM $SERVER_PID; wait $SERVER_PID' SIGTERM SIGINT

# Start the server
exec ./srcds_run $ARGS &
SERVER_PID=$!

# Wait for the server process
wait $SERVER_PID