#!/bin/bash
#
# MyBeacon - Deploy to Development Container
#
# Usage: ./scripts/deploy.sh [options]
#
# Options:
#   --skip-build    Skip frontend build (only restart backend)
#   --backend-only  Only restart backend, don't touch frontend
#   --help          Show this help
#

set -e

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

# Configuration
REMOTE_HOST="ms.e-bash.ru"
REMOTE_PORT="2223"
REMOTE_USER="user"
REMOTE_PATH="~/mybeacon-backend"

# Get script directory (project root)
SCRIPT_DIR="$(cd "$(dirname "$0")/.." && pwd)"
cd "$SCRIPT_DIR"

# Parse arguments
SKIP_BUILD=false
BACKEND_ONLY=false

while [[ $# -gt 0 ]]; do
    case $1 in
        --skip-build)
            SKIP_BUILD=true
            shift
            ;;
        --backend-only)
            BACKEND_ONLY=true
            shift
            ;;
        --help)
            echo "Usage: $0 [options]"
            echo ""
            echo "Options:"
            echo "  --skip-build    Skip frontend build (only restart backend)"
            echo "  --backend-only  Only restart backend, don't touch frontend"
            echo "  --help          Show this help"
            echo ""
            echo "Server: ${REMOTE_USER}@${REMOTE_HOST}:${REMOTE_PORT}"
            exit 0
            ;;
        *)
            echo -e "${RED}Unknown option: $1${NC}"
            exit 1
            ;;
    esac
done

echo -e "${BLUE}╔════════════════════════════════════╗${NC}"
echo -e "${BLUE}║   MyBeacon - Deploy to Dev Server  ║${NC}"
echo -e "${BLUE}╚════════════════════════════════════╝${NC}"
echo ""

# Function for SSH commands
ssh_cmd() {
    ssh -p "$REMOTE_PORT" "${REMOTE_USER}@${REMOTE_HOST}" "$@"
}

# Step 1: Check for uncommitted changes
echo -e "${BLUE}[1/5]${NC} Checking local git status..."
if ! git diff --quiet HEAD; then
    echo -e "${YELLOW}Warning: You have uncommitted changes!${NC}"
    git status --short
    echo ""
    read -p "Continue anyway? (y/N) " -n 1 -r
    echo ""
    if [[ ! $REPLY =~ ^[Yy]$ ]]; then
        echo -e "${RED}Aborted.${NC}"
        exit 1
    fi
fi
echo -e "${GREEN}✓ Git status OK${NC}"
echo ""

# Step 2: Push local changes
echo -e "${BLUE}[2/5]${NC} Pushing to remote repository..."
git push origin master || {
    echo -e "${YELLOW}Warning: Nothing to push (already up to date)${NC}"
}
echo -e "${GREEN}✓ Push complete${NC}"
echo ""

# Step 3: Pull on server
echo -e "${BLUE}[3/5]${NC} Pulling changes on server..."
ssh_cmd "cd ${REMOTE_PATH} && git pull"
echo -e "${GREEN}✓ Pull complete${NC}"
echo ""

# Step 4: Build frontend (if not skipped)
if [ "$BACKEND_ONLY" = false ] && [ "$SKIP_BUILD" = false ]; then
    echo -e "${BLUE}[4/5]${NC} Building frontend..."
    ssh_cmd "cd ${REMOTE_PATH}/frontend && npm run build"
    echo -e "${GREEN}✓ Frontend build complete${NC}"
else
    echo -e "${BLUE}[4/5]${NC} ${YELLOW}Skipping frontend build${NC}"
fi
echo ""

# Step 5: Restart backend
echo -e "${BLUE}[5/5]${NC} Restarting backend..."
ssh_cmd "cd ${REMOTE_PATH} && bash backend.sh restart"
echo -e "${GREEN}✓ Backend restarted${NC}"
echo ""

echo -e "${GREEN}════════════════════════════════════${NC}"
echo -e "${GREEN}Deploy complete!${NC}"
echo ""
echo -e "Frontend: ${YELLOW}http://${REMOTE_HOST}:2280${NC}"
echo -e "Backend:  ${YELLOW}http://${REMOTE_HOST}:2280/api${NC}"
echo -e "API Docs: ${YELLOW}http://${REMOTE_HOST}:2280/docs${NC}"
echo ""
echo -e "View logs: ${YELLOW}ssh -p${REMOTE_PORT} ${REMOTE_USER}@${REMOTE_HOST} 'tail -f /tmp/backend.log'${NC}"