#!/bin/bash

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
OUTPUT_DIR="$SCRIPT_DIR/dist"
PACKAGE_NAME="adastra-vtl-installer"
VERSION="1.0.0"

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

print_info() {
    echo -e "${YELLOW}➜${NC} $1"
}

print_success() {
    echo -e "${GREEN}✓${NC} $1"
}

print_error() {
    echo -e "${RED}✗${NC} $1"
}

create_package() {
    print_info "Creating installer package..."
    
    rm -rf "$OUTPUT_DIR"
    mkdir -p "$OUTPUT_DIR/$PACKAGE_NAME"
    
    print_info "Copying files..."
    
    cp -r "$SCRIPT_DIR/web-ui" "$OUTPUT_DIR/$PACKAGE_NAME/"
    cp -r "$SCRIPT_DIR/config" "$OUTPUT_DIR/$PACKAGE_NAME/" 2>/dev/null || true
    cp -r "$SCRIPT_DIR/scripts" "$OUTPUT_DIR/$PACKAGE_NAME/" 2>/dev/null || true
    cp -r "$SCRIPT_DIR/systemd" "$OUTPUT_DIR/$PACKAGE_NAME/" 2>/dev/null || true
    cp -r "$SCRIPT_DIR/docs" "$OUTPUT_DIR/$PACKAGE_NAME/" 2>/dev/null || true
    
    cp "$SCRIPT_DIR/install.sh" "$OUTPUT_DIR/$PACKAGE_NAME/"
    cp "$SCRIPT_DIR/uninstall.sh" "$OUTPUT_DIR/$PACKAGE_NAME/"
    cp "$SCRIPT_DIR/README.md" "$OUTPUT_DIR/$PACKAGE_NAME/" 2>/dev/null || true
    cp "$SCRIPT_DIR/INSTALLER-README.md" "$OUTPUT_DIR/$PACKAGE_NAME/README.md" 2>/dev/null || true
    
    chmod +x "$OUTPUT_DIR/$PACKAGE_NAME/install.sh"
    chmod +x "$OUTPUT_DIR/$PACKAGE_NAME/uninstall.sh"
    chmod +x "$OUTPUT_DIR/$PACKAGE_NAME/scripts"/*.sh 2>/dev/null || true
    
    cat > "$OUTPUT_DIR/$PACKAGE_NAME/VERSION" << EOF
Adastra VTL Installer
Version: $VERSION
Build Date: $(date '+%Y-%m-%d %H:%M:%S')
Build Host: $(hostname)
EOF
    
    print_info "Creating tarball..."
    cd "$OUTPUT_DIR"
    tar -czf "${PACKAGE_NAME}-${VERSION}.tar.gz" "$PACKAGE_NAME"
    
    TARBALL_SIZE=$(du -h "${PACKAGE_NAME}-${VERSION}.tar.gz" | cut -f1)
    TARBALL_PATH="$OUTPUT_DIR/${PACKAGE_NAME}-${VERSION}.tar.gz"
    
    print_success "Package created successfully!"
    echo ""
    echo -e "${BLUE}╔════════════════════════════════════════╗${NC}"
    echo -e "${BLUE}║   Package Build Complete              ║${NC}"
    echo -e "${BLUE}╚════════════════════════════════════════╝${NC}"
    echo ""
    echo -e "${GREEN}Package Details:${NC}"
    echo -e "  • Name: ${YELLOW}${PACKAGE_NAME}-${VERSION}.tar.gz${NC}"
    echo -e "  • Size: ${YELLOW}${TARBALL_SIZE}${NC}"
    echo -e "  • Location: ${YELLOW}${TARBALL_PATH}${NC}"
    echo ""
    echo -e "${GREEN}Contents:${NC}"
    echo -e "  • Web UI (mhvtl configuration interface)"
    echo -e "  • Installation scripts"
    echo -e "  • Systemd service files"
    echo -e "  • Configuration templates"
    echo -e "  • Documentation"
    echo ""
    echo -e "${GREEN}Supported Distributions:${NC}"
    echo -e "  • Debian 10+ / Ubuntu 18.04+"
    echo -e "  • RHEL/CentOS 7+ / Fedora 30+"
    echo -e "  • Rocky Linux 8+ / AlmaLinux 8+"
    echo ""
    echo -e "${BLUE}Quick Start:${NC}"
    echo ""
    echo -e "${YELLOW}1. Copy to target system:${NC}"
    echo -e "   scp ${TARBALL_PATH} user@server:~/"
    echo ""
    echo -e "${YELLOW}2. On target system:${NC}"
    echo -e "   tar -xzf ${PACKAGE_NAME}-${VERSION}.tar.gz"
    echo -e "   cd ${PACKAGE_NAME}"
    echo -e "   sudo ./install.sh"
    echo ""
    echo -e "${YELLOW}3. Access Web UI:${NC}"
    echo -e "   http://[SERVER-IP]/"
    echo ""
    echo -e "${BLUE}For detailed instructions, see README.md in the package${NC}"
    echo ""
}

main() {
    echo -e "${BLUE}╔════════════════════════════════════════╗${NC}"
    echo -e "${BLUE}║   Adastra VTL Package Builder         ║${NC}"
    echo -e "${BLUE}╚════════════════════════════════════════╝${NC}"
    echo ""
    
    create_package
}

main "$@"