#!/bin/bash

# Agentic RAG Service Stop Script

set -e

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

echo -e "${YELLOW}🛑 Stopping Agentic RAG Service${NC}"

# Default port
PORT=${PORT:-8000}

# Find and stop processes
PIDS=$(pgrep -f "uvicorn.*service.main.*$PORT" 2>/dev/null || true)

if [[ -z "$PIDS" ]]; then
    echo -e "${YELLOW}⚠️  No running service found on port $PORT${NC}"
else
    echo -e "${GREEN}🔍 Found service processes: $PIDS${NC}"
    
    # Stop the processes
    pkill -f "uvicorn.*service.main.*$PORT" 2>/dev/null || true
    
    # Wait a moment for graceful shutdown
    sleep 2
    
    # Force kill if still running
    REMAINING=$(pgrep -f "uvicorn.*service.main.*$PORT" 2>/dev/null || true)
    if [[ -n "$REMAINING" ]]; then
        echo -e "${YELLOW}🔧 Force killing remaining processes...${NC}"
        pkill -9 -f "uvicorn.*service.main.*$PORT" 2>/dev/null || true
    fi
    
    echo -e "${GREEN}✅ Service stopped successfully${NC}"
fi

# Show current status
if lsof -Pi :$PORT -sTCP:LISTEN -t >/dev/null 2>&1; then
    echo -e "${RED}❌ Port $PORT is still in use by another process${NC}"
    lsof -Pi :$PORT -sTCP:LISTEN
else
    echo -e "${GREEN}✅ Port $PORT is now available${NC}"
fi