#!/usr/bin/env ruby

require 'json'
require_relative './../../xrforge.rb'

# Check if a filename is provided
if ARGV.length != 1
  puts "Usage: #{$0} <path/to/experience/somefile.xxx>"
  exit 1
end

filename = ARGV[0]

begin
  # Change the directory
  dir = File.dirname(filename)
  Dir.chdir( dir )
  # Read and parse the JSON file
  data = JSON.parse( File.read( "datapackage.json" ) )

  logfile = File.join( File.dirname(filename), ".xrforge/log.txt" )
  XRForge.log("✅ starting XR fragments check", logfile)

  model_file = XRForge.getExperienceFile(data,dir,logfile)
  
  # Check if a model file was found after the loop
  if ! model_file
    XRForge.log("❌ No suitable 3D file found for XR Fragments-compatible experience", logfile)
    exit 0
  end
  
  # Check if a model file was found after the loop
  if model_file
    XRForge.log("✅ Final model file: '#{model_file}'", logfile)
    # update datapackage
    data['main'] = model_file
    if ! data['keywords'].include?('xrfragments')
      data['keywords'].push('xrfragments')
    end
    File.write("datapackage.json", JSON.pretty_generate(data) )
    system("assimp export #{model_file} .xrforge/scene.gltf")
  else
    XRForge.log("❌ No suitable 3D file found for XR Fragments-compatible experience", logfile)
    # update datapackage
    if data['keywords'].include?('xrfragments')
      data['keywords'].delete('xrfragments')
      File.write("datapackage.json", JSON.pretty_generate(data) )
    end
  end
  XRForge.log("✅ updating xrfragment tag", logfile)

  XRForge.log(" ", logfile)

rescue Errno::ENOENT
  puts "File #{filename} not found"
rescue JSON::ParserError
  puts "Error parsing JSON from #{filename}"
rescue => e
  puts "An error occurred: #{e.message}"
end