#!/bin/bash

# Tinsnip Machine Setup - Service Environment Creation
# Creates isolated environments for running services with NFS and rootless Docker

set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

# Source shared library functions
source "$SCRIPT_DIR/scripts/lib.sh"

log() {
    log_with_prefix "Machine Setup" "$@"
}

error() {
    error_with_prefix "Machine Setup" "$@"
}

show_help() {
    cat << EOF
Tinsnip Machine Setup

Creates service environments with:
- Service-specific users following UID conventions
- NFS-backed persistent storage
- Rootless Docker with privileged port support
- XDG directory integration

Usage:
  $0                          # Interactive setup
  $0 <service> <env> <nas>    # Direct setup

Examples:
  $0                          # Prompts for service details
  $0 gazette prod DS412plus   # Sets up gazette-prod environment
  $0 lldap test 192.168.1.100

Services: gazette, lldap, redis, prometheus
Environments: prod, test
EOF
}

interactive_setup() {
    echo "Tinsnip Machine Setup"
    echo "===================="
    echo
    echo "This will create a service environment with:"
    echo "- Dedicated user with UID convention (11xxx)"
    echo "- NFS mount for persistent data"
    echo "- Rootless Docker with container support"
    echo "- XDG directory integration"
    echo
    
    # Get service name
    echo "Available services: gazette, lldap, redis, prometheus"
    read -p "Service name: " service_name
    
    # Get environment
    echo "Available environments: test, prod"
    read -p "Environment: " service_env
    
    # Get NAS server
    read -p "NAS server (hostname or IP): " nas_server
    
    echo
    echo "Configuration:"
    echo "  Service: $service_name"
    echo "  Environment: $service_env"
    echo "  NAS: $nas_server"
    echo
    
    # Proceeding with setup
    
    # Run service setup
    exec "$SCRIPT_DIR/scripts/setup_service.sh" "$service_name" "$service_env" "$nas_server"
}

main() {
    # Handle help flag
    if [[ "${1:-}" == "-h" || "${1:-}" == "--help" ]]; then
        show_help
        exit 0
    fi
    
    # Check if running with parameters
    if [[ $# -eq 3 ]]; then
        # Direct setup with parameters
        exec "$SCRIPT_DIR/scripts/setup_service.sh" "$1" "$2" "$3"
    elif [[ $# -eq 0 ]]; then
        # Interactive setup
        interactive_setup
    else
        echo "Error: Invalid number of arguments"
        echo
        show_help
        exit 1
    fi
}

main "$@"