#!/usr/bin/env bash
set -euo pipefail

source ./scripts/Unix/starter.sh

if [ ! -f .env ]; then
  log_warning ".env file not found."
  log_info "Run 'make generate-env' first to create your environment file."
  exit 0
fi

# ─────────────────────────────────────────────────────────────────────────────
# Installation type selection
# ─────────────────────────────────────────────────────────────────────────────
echo
log_info "Select installation type:"
echo
echo "  1) Docker (recommended for development)"
echo "     - Uses Docker Compose to run all services"
echo "     - Includes database, Redis, Elasticsearch"
echo
echo "  2) Native Linux (production with systemd)"
echo "     - Installs directly on your system"
echo "     - Requires existing PostgreSQL, Redis, Elasticsearch"
echo "     - Configures systemd services"
echo

if is_interactive; then
  read -r -p "Choice [1/2]: " install_choice
else
  # Non-interactive mode defaults to Docker
  install_choice="1"
  log_info "Non-interactive mode: defaulting to Docker installation"
fi

case "$install_choice" in
  2)
    log_step "Starting native Linux installation..."
    source ./scripts/Unix/install-native.sh
    ;;
  1|*)
    # ─────────────────────────────────────────────────────────────────────────
    # Docker installation (original behavior)
    # ─────────────────────────────────────────────────────────────────────────
    log_step "Starting Docker installation..."

    # Check system requirements
    if ! check_system_requirements 4 6 20; then
      exit 1
    fi

    # Check Docker is available
    if ! command_exists docker; then
      log_error "Docker is not installed. Please install Docker first."
      log_info "Visit: https://docs.docker.com/get-docker/"
      exit 1
    fi

    if ! docker info >/dev/null 2>&1; then
      log_error "Docker daemon is not running or you don't have permission."
      log_info "Try: sudo systemctl start docker"
      log_info "Or add yourself to the docker group: sudo usermod -aG docker \$USER"
      exit 1
    fi

    # Pull Docker images
    log_step "Pulling images..."
    if ! output=$(docker compose pull --quiet 2>&1); then
      log_error "Failed to pull Docker images"
      echo "$output"
      exit 1
    fi
    log_success "Images pulled successfully"

    # Build Docker images
    log_step "Building images..."
    if ! output=$(docker compose build 2>&1); then
      log_error "Failed to build Docker images"
      echo "$output"
      exit 1
    fi
    log_success "Images built successfully"

    # Generate Prometheus web config from .env
    log_step "Generating Prometheus web config..."
    generate_prometheus_web_config

    echo
    log_result "Docker installation complete!"
    log_info "You can now use: make run"
    ;;
esac