Module: Antigravity::Diagnostics

Defined in:
lib/antigravity/diagnostics.rb

Constant Summary collapse

C = 
Antigravity::Colors

Class Method Summary collapse

Class Method Details

.detect_arch(path) ⇒ Object 



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# File 'lib/antigravity/diagnostics.rb', line 196

def self.detect_arch(path)
  return nil unless File.exist?(path)
  output = `file '#{path}' 2>/dev/null`.strip
  case output
  when /arm64/ then 'arm64 (Apple Silicon)'
  when /x86_64/ then 'x86_64 (Intel)'
  when /ELF.*64/ then 'linux-amd64'
  else output.split(':').last&.strip&.slice(0, 40)
  end
rescue
  nil
end

.detect_rv ⇒ Object 



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# File 'lib/antigravity/diagnostics.rb', line 209

def self.detect_rv
  `rv --version 2>/dev/null`.strip.then { |v| v.empty? ? nil : v }
rescue
  nil
end

.field(label, value) ⇒ Object 



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# File 'lib/antigravity/diagnostics.rb', line 192

def self.field(label, value)
  "   #{C.cyan(label.to_s.ljust(12))} #{value}"
end

.health_check(data = nil) ⇒ Object

Quick health check — returns array of issue strings



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# File 'lib/antigravity/diagnostics.rb', line 177

def self.health_check(data = nil)
  data ||= summary
  issues = []
  issues << 'GEMINI_API_KEY is not set' unless data[:api_key_present]
  issues << "Harness binary not found at #{data[:harness_path]}" unless data[:harness_exists]
  issues << 'websocket gem not loaded' unless data.dig(:gems, 'websocket')
  issues
end

.probe_models(api_key) ⇒ Object 



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# File 'lib/antigravity/diagnostics.rb', line 215

def self.probe_models(api_key)
  require 'net/http'
  require 'json'
  uri = URI("https://generativelanguage.googleapis.com/v1beta/models?key=#{api_key}")
  resp = Net::HTTP.get_response(uri)
  return nil unless resp.is_a?(Net::HTTPSuccess)
  body = JSON.parse(resp.body)
  models = body['models'] || []
  names = models.map { |m| m['name'].to_s.sub('models/', '') }.sort
  { count: names.length, names: names }
rescue
  nil
end

.run!(verbose: false) ⇒ Object

Main entry point — prints full colorful diagnostic report



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# File 'lib/antigravity/diagnostics.rb', line 16

def self.run!(verbose: false)
  data = summary

  puts ''
  puts C.bold("💎 Antigravity SDK #{C.cyan("v#{data[:sdk_version]}")} — Diagnostics")
  puts C.dim('=' * 56)

  # Ruby
  puts section('💻 Runtime')
  puts field('Ruby', "#{data[:ruby_version]} (#{data[:ruby_platform]})")
  puts field('Bundler', data[:bundler_version])
  puts field('rv', data[:rv_version] || C.dim('not detected'))

  # API Key
  puts section('🔑 Authentication')
  if data[:api_key_present]
    masked = data[:api_key_prefix] + '****' + data[:api_key_suffix]
    source = data[:api_key_source]
    puts field('API Key', "#{C.green(masked)} (#{C.dim(source)})")
  else
    puts field('API Key', C.red('⚠️  NOT SET — export GEMINI_API_KEY'))
  end

  # Model
  puts field('Model', data[:default_model])
  if data[:model_source] == 'default'
    puts C.dim("           └─ using SDK default (set GEMINI_MODEL or ANTIGRAVITY_MODEL to override)")
  end

  # Harness
  puts section('📦 Harness')
  if data[:harness_exists]
    size_mb = (data[:harness_size] / 1_048_576.0).round(1)
    mtime = data[:harness_mtime]&.strftime('%Y-%m-%d %H:%M') || '?'
    puts field('Path', data[:harness_path])
    puts field('Size', "#{size_mb}MB")
    puts field('Modified', mtime)
    puts field('Arch', data[:harness_arch] || C.dim('unknown'))
  else
    puts field('Path', C.red("⚠️  NOT FOUND at #{data[:harness_path]}"))
    puts C.dim("           └─ run: just harness-fetch")
  end

  # Gems
  puts section('📚 Dependencies')
  data[:gems].each do |name, ver|
    status = ver ? C.green(ver) : C.red('missing')
    puts field(name, status)
  end

  # Timeouts
  puts section('⏱️  Timeouts')
  puts field('LLM', "#{data[:timeout_llm]}s")
  puts field('WebSocket', "#{data[:timeout_ws]}s")
  puts field('Handshake', "#{data[:timeout_handshake]}s")

  # Gemini API models probe (optional, needs network)
  if data[:api_key_present] && verbose
    puts section('🤖 Gemini API Models')
    models = probe_models(data[:api_key_raw])
    if models
      puts field('Available', "#{C.green(models[:count].to_s)} models")
      flash = models[:names].select { |n| n.include?('flash') }.first(3)
      pro = models[:names].select { |n| n.include?('pro') }.first(3)
      puts field('Flash', flash.join(', ')) unless flash.empty?
      puts field('Pro', pro.join(', ')) unless pro.empty?
    else
      puts field('Status', C.yellow('⚠️  Could not reach Gemini API'))
    end
  elsif data[:api_key_present]
    puts C.dim("\n   Tip: run with --verbose to probe Gemini API models")
  end

  # Overall status
  puts ''
  issues = health_check(data)
  if issues.empty?
    puts C.green('✅ All checks passed — ready to go!')
  else
    puts C.yellow("⚠️  #{issues.length} issue(s) found:")
    issues.each { |i| puts C.yellow("   • #{i}") }
  end
  puts ''

  data
end

.section(title) ⇒ Object 



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# File 'lib/antigravity/diagnostics.rb', line 188

def self.section(title)
  "\n#{C.bold(title)}"
end

.summary ⇒ Object

Returns a structured hash of all diagnostic data



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# File 'lib/antigravity/diagnostics.rb', line 104

def self.summary
  config = Antigravity.config
  api_key = config.api_key&.strip

  # Detect API key source
  api_key_source = if ENV['GEMINI_API_KEY'] && !ENV['GEMINI_API_KEY'].empty?
                     'GEMINI_API_KEY'
                   else
                     '.env or config'
                   end

  # Detect model source
  model_source = if ENV['GEMINI_MODEL'] && !ENV['GEMINI_MODEL'].empty?
                   'GEMINI_MODEL'
                 elsif ENV['ANTIGRAVITY_MODEL'] && !ENV['ANTIGRAVITY_MODEL'].empty?
                   'ANTIGRAVITY_MODEL'
                 else
                   'default'
                 end

  # Harness binary info
  harness_path = config.harness_path
  harness_stat = File.stat(harness_path) rescue nil
  harness_arch = detect_arch(harness_path) if harness_stat

  # rv detection
  rv_version = detect_rv

  # Gem versions — stdlib gems need special detection
  gem_names = %w[websocket dotenv json logger]
  gems = gem_names.to_h do |g|
    ver = Gem.loaded_specs[g]&.version&.to_s
    # Stdlib gems (json, logger) may not appear in loaded_specs
    ver ||= begin
              old_verbose = $VERBOSE
              $VERBOSE = nil
              require g
              $VERBOSE = old_verbose
              defined?(Gem) ? Gem.loaded_specs[g]&.version&.to_s : nil
            rescue LoadError
              nil
            end
    # Last resort: check if the constant exists (stdlib bundled)
    ver ||= '(stdlib)' if %w[json logger].include?(g)
    [g, ver]
  end

  {
    sdk_version: Antigravity::VERSION,
    ruby_version: RUBY_VERSION,
    ruby_platform: RUBY_PLATFORM,
    bundler_version: Bundler::VERSION,
    rv_version: rv_version,
    api_key_present: api_key && !api_key.empty?,
    api_key_prefix: api_key ? api_key[0..5] : '',
    api_key_suffix: api_key ? api_key[-2..] : '',
    api_key_source: api_key_source,
    api_key_raw: api_key,
    default_model: config.default_model,
    model_source: model_source,
    harness_path: harness_path,
    harness_exists: !harness_stat.nil?,
    harness_size: harness_stat&.size || 0,
    harness_mtime: harness_stat&.mtime,
    harness_arch: harness_arch,
    timeout_llm: config.timeout_llm,
    timeout_ws: config.timeout_ws,
    timeout_handshake: config.timeout_handshake,
    gems: gems,
  }
end