#!/bin/bash

# JChat Deployment Script
# Sets up local domains and starts the server

set -e

echo "🚀 JChat Deployment Script"
echo "=========================="

# Colors for output
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
RED='\033[0;31m'
NC='\033[0m' # No Color

# Configuration
API_DOMAIN="api.jchat.localhost"
WEB_DOMAIN="web.jchat.localhost"
SERVER_PORT=80

echo -e "${YELLOW}Setting up local domains...${NC}"

# Check if domains are already in /etc/hosts
if ! grep -q "$API_DOMAIN" /etc/hosts; then
    echo "Adding $API_DOMAIN to /etc/hosts (requires sudo)"
    echo "127.0.0.1 $API_DOMAIN" | sudo tee -a /etc/hosts > /dev/null
else
    echo "$API_DOMAIN already in /etc/hosts"
fi

if ! grep -q "$WEB_DOMAIN" /etc/hosts; then
    echo "Adding $WEB_DOMAIN to /etc/hosts (requires sudo)"
    echo "127.0.0.1 $WEB_DOMAIN" | sudo tee -a /etc/hosts > /dev/null
else
    echo "$WEB_DOMAIN already in /etc/hosts"
fi

echo -e "${GREEN}✅ Domains configured${NC}"

# Create necessary directories
echo -e "${YELLOW}Creating directories...${NC}"
mkdir -p server/log
mkdir -p server/data
mkdir -p server/data/mnesia

echo -e "${GREEN}✅ Directories created${NC}"

# Check if port is available
echo -e "${YELLOW}Checking port $SERVER_PORT...${NC}"
if lsof -Pi :$SERVER_PORT -sTCP:LISTEN -t >/dev/null ; then
    echo -e "${RED}❌ Port $SERVER_PORT is already in use${NC}"
    echo "Please stop the process using port $SERVER_PORT or change the port in config/sys.config"
    exit 1
fi

echo -e "${GREEN}✅ Port $SERVER_PORT is available${NC}"

# Build the server
echo -e "${YELLOW}Building server...${NC}"
cd server
if ! rebar3 compile; then
    echo -e "${RED}❌ Server compilation failed${NC}"
    exit 1
fi
cd ..

echo -e "${GREEN}✅ Server built successfully${NC}"

# Start the server
echo -e "${YELLOW}Starting JChat server...${NC}"
echo "API: http://$API_DOMAIN"
echo "Web: http://$WEB_DOMAIN"
echo "Health: http://$API_DOMAIN/_health"
echo ""
echo "Press Ctrl+C to stop the server"
echo "=================================="

cd server
exec rebar3 shell --apps jchat