Module: OpenApiSDK::Utils

Extended by:
T::Sig
Includes:
Kernel
Defined in:
lib/open_api_sdk/utils/url.rb,
lib/open_api_sdk/utils/forms.rb,
lib/open_api_sdk/utils/utils.rb,
lib/open_api_sdk/utils/headers.rb,
lib/open_api_sdk/utils/retries.rb,
lib/open_api_sdk/utils/security.rb,
lib/open_api_sdk/utils/query_params.rb,
lib/open_api_sdk/utils/request_bodies.rb

Defined Under Namespace

Classes: BackoffStrategy, RetryConfig, RetryMiddleware

Constant Summary collapse

MIME_TYPES = 
{
  '.json' => 'application/json',
  '.xml' => 'application/xml',
  '.pdf' => 'application/pdf',
  '.zip' => 'application/zip',
  '.gz' => 'application/gzip',
  '.csv' => 'text/csv',
  '.txt' => 'text/plain',
  '.html' => 'text/html',
  '.htm' => 'text/html',
  '.css' => 'text/css',
  '.js' => 'application/javascript',
  '.png' => 'image/png',
  '.jpg' => 'image/jpeg',
  '.jpeg' => 'image/jpeg',
  '.gif' => 'image/gif',
  '.svg' => 'image/svg+xml',
  '.webp' => 'image/webp',
  '.mp3' => 'audio/mpeg',
  '.mp4' => 'video/mp4',
  '.yaml' => 'application/yaml',
  '.yml' => 'application/yaml',
}.freeze
SERIALIZATION_METHOD_TO_CONTENT_TYPE = 
{
  'json': 'application/json',
  'form': 'application/x-www-form-urlencoded',
  'multipart': 'multipart/form-data',
  'raw': 'application/octet-stream',
  'string': 'text/plain'
}.freeze

Class Method Summary collapse

Class Method Details

._encode_path_param(value) ⇒ Object 



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# File 'lib/open_api_sdk/utils/url.rb', line 89

def self._encode_path_param(value)
  value.gsub(/[<>{}\[\]|\\^`\s?#%]/) { |c| format('%%%02X', c.ord) }
end

._get_deep_object_query_params(metadata, field_name, obj) ⇒ Object 



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# File 'lib/open_api_sdk/utils/query_params.rb', line 71

def self._get_deep_object_query_params(metadata, field_name, obj)
  params = T.let({}, T::Hash[T.any(String, Symbol), T::Array[String]])

  return params if obj.nil?

  if obj.respond_to? :fields
    T.unsafe(obj).fields.each do |obj_field|
      obj_param_metadata = obj_field.metadata[:query_param]
      next if obj_param_metadata.nil?

      val = obj.send(obj_field.name)
      next if val.nil?

      key = "#{metadata.fetch(:field_name, field_name)}[#{obj_param_metadata.fetch(:field_name, obj_field.name)}]"
      if val.is_a? Array
        val.each do |v|
          next if v.nil?

          params[key] = [] if !params.include? key

          T.must(params[key]) << val_to_string(v)
        end
      else
        params[key] = [val_to_string(val)]
      end
    end
  elsif obj.is_a? Hash
    obj.each do |key, value|
      next if value.nil?

      param_key = "#{metadata.fetch(:field_name, field_name)}[#{key}]"
      if value.is_a? Array
        value.each do |val|
          next if val.nil?

          params[param_key] = [] if !params.include? param_key

          T.must(params[param_key]).append(val_to_string(val))
        end
      else
        params[param_key] = [val_to_string(value)]
      end
    end
  end
  params
end

._get_delimited_query_params(metadata, field_name, obj, delimiter) ⇒ Object 



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# File 'lib/open_api_sdk/utils/query_params.rb', line 123

def self._get_delimited_query_params(metadata, field_name, obj, delimiter)
  get_query_param_field_name = lambda do |obj_field|
    obj_param_metadata = obj_field.metadata[:query_param]

    return {} if obj_param_metadata.nil?

    return obj_param_metadata.fetch(:field_name, obj_field.name)
  end

  _populate_form(field_name, T.cast(metadata.fetch(:explode, true), T::Boolean), obj, delimiter, &get_query_param_field_name)
end

._get_serialized_params(metadata, field_name, obj) ⇒ Object 



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# File 'lib/open_api_sdk/utils/utils.rb', line 65

def self._get_serialized_params(metadata, field_name, obj)
  params = {}

  serialization = metadata.fetch(:serialization, '')
  params[metadata.fetch(:field_name, field_name)] = [obj.to_json] if serialization == 'json'

  params
end

._parse_basic_auth_scheme(req, scheme) ⇒ Object 



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# File 'lib/open_api_sdk/utils/security.rb', line 132

def self._parse_basic_auth_scheme(req, scheme)
  username = T.let('', String)
  password = T.let('', String)

  T.unsafe(scheme).fields.each do |scheme_field|
    metadata = scheme_field.metadata[:security]
    next if metadata.nil? || !metadata.include?(:field_name)

    field_name = metadata[:field_name]
    value = scheme.send(scheme_field.name)

    username = T.let(value, String) if field_name == 'username'
    password = T.let(value, String) if field_name == 'password'
  end

  data = "#{username}:#{password}".encode
  # Use strict_encode, because encode adds newlines after 60 chars
  # https://docs.ruby-lang.org/en/3.0/Base64.html#method-i-encode64
  req.headers['Authorization'] = "Basic #{Base64.strict_encode64(data)}"
end

._parse_security_option(req, option) ⇒ Object 



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# File 'lib/open_api_sdk/utils/security.rb', line 52

def self._parse_security_option(req, option)
  # Check if this option uses basic auth (needs the whole object, not individual fields)
  first_field = T.unsafe(option).fields.first
  if first_field
    first_meta = first_field.metadata[:security]
    if first_meta && first_meta[:type] == 'http' && first_meta[:sub_type] == 'basic'
      _parse_security_scheme(req, first_meta, option)
      return
    end
  end

  T.unsafe(option).fields.each do |opt_field|
    metadata = opt_field.metadata[:security]
    next if metadata.nil? || !metadata.include?(:scheme)

    _parse_security_scheme(req, metadata, option.send(opt_field.name))
  end
end

._parse_security_scheme(req, scheme_metadata, scheme) ⇒ Object 



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# File 'lib/open_api_sdk/utils/security.rb', line 72

def self._parse_security_scheme(req, scheme_metadata, scheme)
  scheme_type = scheme_metadata[:type]
  sub_type = scheme_metadata[:sub_type]

  if scheme.respond_to? :fields
    if scheme_type == 'http' && sub_type == 'basic'
      _parse_basic_auth_scheme(req, scheme)
      return
    end

    T.unsafe(scheme).fields.each do |field|
      metadata = field.metadata[:security]
      next if metadata.nil? || metadata[:field_name].nil?

      value = scheme.send(field.name)
      _parse_security_scheme_value(req, scheme_metadata, metadata, T.cast(value, String))
    end
  else
    _parse_security_scheme_value(req, scheme_metadata, scheme_metadata, T.cast(scheme, String))
  end
end

._parse_security_scheme_value(req, scheme_metadata, security_metadata, value) ⇒ Object 



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# File 'lib/open_api_sdk/utils/security.rb', line 98

def self._parse_security_scheme_value(req, scheme_metadata, security_metadata, value)
  scheme_type = scheme_metadata[:type]
  sub_type = scheme_metadata[:sub_type]

  header_name = security_metadata[:field_name]

  case scheme_type
  when 'apiKey'
    case sub_type
    when 'header'
      req.headers[header_name] = value
    when 'query'
      req.params[header_name] = value
    when 'cookie'
      req.headers['Cookie'][header_name] = value
    else
      raise StandardError, 'not supported'
    end
  when 'openIdConnect'
    req.headers[header_name] = value.downcase.start_with?('bearer ') ? value : "Bearer #{value}"
  when 'oauth2'
    req.headers[header_name] = value.downcase.start_with?('bearer ') ? value : "Bearer #{value}"
  when 'http'
    if sub_type == 'bearer'
      req.headers[header_name] = value.downcase.start_with?('bearer ') ? value : "Bearer #{value}"
    elsif sub_type != 'custom'
      raise StandardError, 'not supported'
    end
  else
    raise StandardError, 'not supported'
  end
end

._populate_form(field_name, explode, obj, delimiter, &get_field_name_lambda) ⇒ Object 



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# File 'lib/open_api_sdk/utils/forms.rb', line 22

def self._populate_form(field_name, explode, obj, delimiter, &get_field_name_lambda)
  params = {}

  return params if obj.nil?

  if obj.respond_to? :fields
    items = []
    T.unsafe(obj).fields.each do |obj_field|
      obj_field_name = get_field_name_lambda.call(obj_field)
      next if obj_field_name == ''

      val = obj.send(obj_field.name.to_sym)
      next if val.nil?

      if explode
        params[obj_field_name] = [val_to_string(val)]
      else
        items.append("#{obj_field_name}#{delimiter}#{val_to_string(val)}")
      end
    end

    params[field_name] = [items.join(delimiter)] if !items.empty?
  elsif obj.is_a? Hash
    items = []
    obj.each do |key, value|
      next if value.nil?

      if explode
        params[key] = val_to_string(value)
      else
        items.append("#{key}#{delimiter}#{val_to_string(value)}")
      end
    end
    params[field_name] = [items.join(delimiter)] if !items.empty?

  elsif obj.is_a? Array
    items = []
    obj.each do |value|
      next if value.nil?

      if explode
        params[field_name] = [] if !params.key? field_name

        params[field_name].append(val_to_string(value))
      else
        items.append(val_to_string(value))
      end
    end
    params[field_name] = items.map(&:to_s).join(delimiter) if !items.empty?

  else
    params[field_name] = val_to_string(obj)
  end
  params
end

._populate_from_globals(param_name, value, param_type, gbls) ⇒ Object 



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# File 'lib/open_api_sdk/utils/utils.rb', line 222

def self._populate_from_globals(param_name, value, param_type, gbls)
  if value.nil? && !gbls.nil?
    global_value = gbls.dig(:parameters, param_type.to_sym, param_name.to_sym)
    value = global_value if !global_value.nil?
  end
  value
end

._serialize_header(explode, obj) ⇒ Object 



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# File 'lib/open_api_sdk/utils/headers.rb', line 34

def self._serialize_header(explode, obj)
  return '' if obj.nil?

  if obj.respond_to? :fields
    items = []
    T.unsafe(obj).fields.each do |obj_field|
      obj_param_metadata = obj_field.metadata[:header]
      next if obj_param_metadata.nil?

      obj_field_name = obj_param_metadata.fetch(:field_name, obj_field.name)
      next if obj_field_name == ''

      val = obj.send(obj_field.name)
      next if val.nil?

      if explode
        items.append("#{obj_field_name}=#{val_to_string(val)}")
      else
        items.append(obj_field_name)
        items.append(val_to_string(val))
      end
    end

    items.join(',') if !items.empty?
  elsif obj.is_a? Hash
    items = []
    obj.each do |key, value|
      next if value.nil?

      if explode
        items.append("#{key}=#{val_to_string(value)}")
      else
        items.append(key)
        items.append(val_to_string(value))
      end
    end

    items.join(',') if !items.empty?
  elsif obj.is_a? Array
    items = obj.filter { |v| !v.nil? }.map { |v| val_to_string(v) }.join(',')
  else
    val_to_string(obj)
  end
end

.configure_request_security(req, security, allowed_fields = nil) ⇒ Object 



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# File 'lib/open_api_sdk/utils/security.rb', line 18

def self.configure_request_security(req, security, allowed_fields = nil)
  return if security.nil?

  sec_fields = if allowed_fields.nil?
    T.unsafe(security).fields
  else
    allowed_fields.filter_map { |name| T.unsafe(security).fields.find { |f| f.name == name } }
  end

  sec_fields.each do |sec_field|
    value = security.send(sec_field.name)
    next if value.nil?

    metadata = sec_field.metadata[:security]
    next if metadata.nil?

    if metadata[:option]
      _parse_security_option(req, value)
      break unless metadata[:composite]
    end

    next unless metadata[:scheme]

    # Special case for basic auth which could be a flattened struct
    if metadata[:sub_type] == 'basic' && !value.respond_to?(:fields)
      _parse_security_scheme(req, metadata, security)
    else
      _parse_security_scheme(req, metadata, value)
    end
    break unless metadata[:composite]
  end
end

.date_from_iso_format(optional) ⇒ Object 



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# File 'lib/open_api_sdk/utils/utils.rb', line 117

def self.date_from_iso_format(optional)
  Kernel.lambda do |s|
    return nil if optional && s.nil?

    return Date.iso8601(s)
  end
end

.datetime_from_iso_format(optional) ⇒ Object 



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# File 'lib/open_api_sdk/utils/utils.rb', line 108

def self.datetime_from_iso_format(optional)
  Kernel.lambda do |s|
    return nil if optional && s.nil?

    return DateTime.strptime(s, '%Y-%m-%dT%H:%M:%S.%NZ')
  end
end

.encode_form(form) ⇒ Object 



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# File 'lib/open_api_sdk/utils/utils.rb', line 170

def self.encode_form(form)
  payload = {}
  form.each do |field_name, field|
    field = T.must(field)
    if field.length == 2
      if field[0].nil?
        # Handle multiple values for the same field name (arrays)
        if payload.key?(field_name)
          # Convert to array if not already
          unless payload[field_name].is_a?(Array)
            payload[field_name] = [payload[field_name]]
          end
          payload[field_name] << field[1]
        else
          payload[field_name] = field[1]
        end
      else
        # Handle file uploads
        file_part = Faraday::Multipart::FilePart.new(
          StringIO.new(T.must(field[1])),
          mime_type_for_filename(T.must(field[0])),
          field[0]
        )
        
        # Handle multiple files for the same field name (arrays)
        if payload.key?(field_name)
          unless payload[field_name].is_a?(Array)
            payload[field_name] = [payload[field_name]]
          end
          payload[field_name] << file_part
        else
          payload[field_name] = file_part
        end
      end
    elsif field.length == 3
      param_part = Faraday::Multipart::ParamPart.new(field[1], field[2])
      
      # Handle multiple values for the same field name (arrays)
      if payload.key?(field_name)
        unless payload[field_name].is_a?(Array)
          payload[field_name] = [payload[field_name]]
        end
        payload[field_name] << param_part
      else
        payload[field_name] = param_part
      end
    end
  end
  payload
end

.enum_from_string(enum_type, optional) ⇒ Object 



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# File 'lib/open_api_sdk/utils/utils.rb', line 129

def self.enum_from_string(enum_type, optional)
  Kernel.lambda do |s|
    return nil if optional && s.nil?

    return enum_type.deserialize(s)
  end
end

.error_status?(status) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/open_api_sdk/utils/utils.rb', line 76

def self.error_status?(status)
  status_major = status / 100
  return true if status_major == 4
  return true if status_major == 5

  false
end

.field_name(name) ⇒ Object 



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# File 'lib/open_api_sdk/utils/utils.rb', line 150

def self.field_name(name)
  T.let(proc { name }, T.proc.returns(String))
end

.generate_url(clazz, server_url, path, path_params, gbls = nil) ⇒ Object 



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# File 'lib/open_api_sdk/utils/url.rb', line 14

def self.generate_url(clazz, server_url, path, path_params, gbls = nil)
  T.unsafe(clazz).fields.each do |f|
    param_metadata = f.metadata[:path_param]
    next if param_metadata.nil?

    if param_metadata.fetch(:style, 'simple') == 'simple'
      param = path_params.send(f.name) if !path_params.nil?
      param = _populate_from_globals(f.name, param, 'pathParam', gbls)
    end

    f_name = param_metadata.fetch(:field_name, f.name)
    serialization = param_metadata.fetch(:serialization, '')
    if serialization != ''
      serialized_params = _get_serialized_params(param_metadata, f_name, param)
      serialized_params.each do |k, v|
        path = path.gsub("{#{k}}", v.join(', '))
      end
    else
      if param.is_a? Array
        pp_vals = []
        param.each do |pp_val|
          pp_vals.append(pp_val.to_s)
        end
        path = path.gsub("{#{param_metadata.fetch(:field_name, f.name)}}", pp_vals.join(','))
      elsif param.is_a? Hash
        pp_vals = []
        param.each do |pp_key, pp_val|
          value = val_to_string(pp_val)

          if param_metadata.fetch(:explode, false)
            pp_vals.append("#{pp_key}=#{value}")
          else
            pp_vals.append("#{pp_key},#{value}")
          end
        end
        path = path.gsub("{#{param_metadata.fetch(:field_name, f.name)}}", pp_vals.join(','))
      elsif param.class.include?(::Crystalline::MetadataFields)
        pp_vals = []
        attrs = T.unsafe(param).fields.filter { |field| field.name && param.respond_to?(field.name.to_sym) }.map(&:name)
        attrs.each do |attr|
          field = T.unsafe(param).field(attr)

          param_value_metadata = field.metadata[:path_param]

          next if param_value_metadata.nil?

          parm_name = param_value_metadata.fetch(:field_name, f.name)

          param_field_val = param.send(attr)

          if param_field_val.class.respond_to?(:enums)
            param_field_val = param_field_val.serialize
          elsif param_field_val.is_a? DateTime
            param_field_val = param_field_val.strftime('%Y-%m-%dT%H:%M:%S.%NZ')
          end
          if !field.nil? && ::Crystalline::Utils.nilable?(field.type) && param_field_val.nil?
            next
          elsif param_metadata.fetch(:explode, false)
            pp_vals.append("#{parm_name}=#{param_field_val}")
          else
            pp_vals.append("#{parm_name},#{param_field_val}")
          end
        end
        path = path.gsub("{#{param_metadata.fetch(:field_name, f.name)}}", pp_vals.join(','))
      else
        path = path.gsub("{#{param_metadata.fetch(:field_name, f.name)}}", _encode_path_param(val_to_string(param)))
      end
    end
  end

  server_url.delete_suffix('/') + path
end

.get_headers(headers_params, gbls = nil) ⇒ Object 



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# File 'lib/open_api_sdk/utils/headers.rb', line 18

def self.get_headers(headers_params, gbls = nil)
  return {} if headers_params.nil?

  headers = {}
  T.unsafe(headers_params).fields.each do |f|
    metadata = f.metadata[:header]
    next if metadata.nil?

    value = _populate_from_globals(f.name, headers_params&.send(f.name), 'header', gbls)
    value = _serialize_header(metadata.fetch(:explode, false), value)
    headers[metadata.fetch(:field_name, f.name)] = value if !T.must(value).empty?
  end
  headers
end

.get_query_params(clazz, query_params, url_override = nil, gbls = nil) ⇒ Object 



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# File 'lib/open_api_sdk/utils/query_params.rb', line 17

def self.get_query_params(clazz, query_params, url_override = nil, gbls = nil)
  parsed_params = T.let({}, T::Hash[T.any(String, Symbol), T::Array[String]])
  if !url_override.nil?
    parsed_url = URI.parse url_override
    URI.decode_www_form(parsed_url.query.to_s).each do |key, value|
      parsed_params[key] ||= []
      T.must(parsed_params[key]) << value
    end
  end
  params = T.let({}, T::Hash[T.any(String, Symbol), T::Array[String]])
  T.unsafe(clazz).fields.each do |f|
    request_metadata = f.metadata[:request]
    next if !request_metadata.nil?

    metadata = f.metadata[:query_param]
    next if metadata.nil?

    param_name = f.name
    value = query_params&.send(param_name.to_sym)
    value = _populate_from_globals(param_name, value, 'queryParam', gbls)

    f_name = metadata[:field_name]
    serialization = metadata.fetch(:serialization, '')
    if serialization != ''
      params = params.merge _get_serialized_params(
        metadata, f_name, value
      )
    else
      style = metadata.fetch(:style, 'form')
      case style
      when 'deepObject'
        params = params.merge _get_deep_object_query_params(
          metadata, f_name, value
        )
      when 'form'
        params = params.merge _get_delimited_query_params(
          metadata, f_name, value, ','
        )
      when 'pipeDelimited'
        params = params.merge _get_delimited_query_params(
          metadata, f_name, value, '|'
        )
      else
        raise StandardError, 'not yet implemented'
      end
    end
  end
  params.merge parsed_params
end

.match_content_type(content_type, pattern) ⇒ Object 



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# File 'lib/open_api_sdk/utils/utils.rb', line 85

def self.match_content_type(content_type, pattern)
  return true if content_type == pattern || ['*', '*/*'].include?(pattern)

  pieces = content_type.split(';')
  pieces.each do |piece|
    return true if pattern == piece.strip
  end

  false
end

.match_status_code(status_code, status_codes) ⇒ Object 



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# File 'lib/open_api_sdk/utils/utils.rb', line 97

def self.match_status_code(status_code, status_codes)
  return true if status_codes.include? 'default'
  status_code = status_code.to_s
  status_codes.each do |code|
    return true if code == status_code
    return true if code.downcase.end_with?('xx') && status_code[0] == code[0]
  end
  false
end

.mime_type_for_filename(filename) ⇒ Object 



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# File 'lib/open_api_sdk/utils/utils.rb', line 56

def self.mime_type_for_filename(filename)
  ext = File.extname(filename).downcase
  MIME_TYPES.fetch(ext, 'application/octet-stream')
end

.open_enum_from_string(enum_type, optional) ⇒ Object 



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# File 'lib/open_api_sdk/utils/utils.rb', line 141

def self.open_enum_from_string(enum_type, optional)
  Kernel.lambda do |s|
    return nil if optional && s.nil?

    return T.unsafe(enum_type).deserialize(s)
  end
end

.parse_field(field, data_class) ⇒ Object 



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# File 'lib/open_api_sdk/utils/utils.rb', line 156

def self.parse_field(field, data_class)
  field_metadata = field.metadata[:metadata_string]
  return nil if field_metadata.nil?

  field_value = data_class.send(field.name)
  return nil if field_value.nil?

  field_value
end

.serialize_content_type(media_type, request) ⇒ Object

Raises:

  • (StandardError) 


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# File 'lib/open_api_sdk/utils/request_bodies.rb', line 59

def self.serialize_content_type(media_type, request)
  return media_type, ::Crystalline.to_json(request), nil if media_type.match('^(application|text)\/([^+]+\+)*json.*')
  return serialize_multipart_form(media_type, request) if media_type.match('^multipart\/.*')
  return media_type, serialize_form_data(request), nil if media_type.match('^application\/x-www-form-urlencoded.*')
  return media_type, request, nil if request.is_a?(String) || request.is_a?(Array)

  raise StandardError, "invalid request body type #{request.class} for mediaType #{media_type}"
end

.serialize_form_data(data) ⇒ Object 



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# File 'lib/open_api_sdk/utils/forms.rb', line 162

def self.serialize_form_data(data)
  get_form_field_name = lambda do |obj_field|
    obj_param_metadata = obj_field.metadata[:form]

    return T.let({}, T::Hash[T.any(String, Symbol), Object]) if obj_param_metadata.nil?

    return obj_param_metadata.fetch(:field_name, obj_field.name)
  end

  form = T.let({}, T::Hash[T.any(String, Symbol), Object])
  if data.respond_to? :fields
    T.unsafe(data).fields.each do |field|
      val = data.send(field.name)
      next if val.nil?

      metadata = field.metadata[:form]

      next if metadata.nil?

      field_name = metadata.fetch(:field_name, field.name)

      if metadata[:json]
        form[field_name] = ::Crystalline.to_json(val)
      else
        if metadata.fetch(:style, 'form') == 'form'
          form = form.merge(
            _populate_form(
              field_name, metadata.fetch(:explode, true), val, ',', &get_form_field_name
            )
          )
        else
          raise StandardError, "Invalid form style for field #{field.name}"
        end
      end
    end
  elsif data.is_a? Hash
    data.each do |key, value|
      form[key] = [val_to_string(value)]
    end
  else
    raise StandardError, "Invalid request body type #{data.class}"
  end

  form
end

.serialize_multipart_form(media_type, request) ⇒ Object 



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# File 'lib/open_api_sdk/utils/forms.rb', line 79

def self.serialize_multipart_form(media_type, request)
  form = []
  T.unsafe(request).fields.each do |field|
    val = request.send(field.name)
    next if val.nil?

    field_metadata = field.metadata[:multipart_form]
    next if field_metadata.nil?

    if field_metadata[:file] == true
      field_name = field_metadata[:field_name]
      
      # Handle arrays of files
      if val.is_a? Array
        val.each do |file_obj|
          file_name = T.let('', String)
          content = nil

          T.must(file_obj).fields.each do |file_field|
            file_metadata = file_field.metadata[:multipart_form]
            next if file_metadata.nil?

            if file_metadata[:content] == true
              content = T.let(file_obj.send(file_field.name), String)
            else
              file_name = T.let(file_obj.send(file_field.name), String)
            end
          end
          raise StandardError, 'invalid multipart/form-data file' if T.unsafe(file_name) == '' || T.unsafe(content).nil?

          form.append(["#{field_name}[]", [file_name, content]])
        end
      else
        # Handle single file
        file_name = T.let('', String)
        content = nil

        T.must(val).fields.each do |file_field|
          file_metadata = file_field.metadata[:multipart_form]
          next if file_metadata.nil?

          if file_metadata[:content] == true
            content = T.let(val.send(file_field.name), String)
          else
            file_name = T.let(val.send(file_field.name), String)
          end
        end
        raise StandardError, 'invalid multipart/form-data file' if T.unsafe(file_name) == '' || T.unsafe(content).nil?

        form.append([field_name, [file_name, content]])
      end
    elsif field_metadata[:json] == true
      to_append = [
        field_metadata.fetch(:field_name, field.name), [
          nil, ::Crystalline.to_json(val), 'application/json'
        ]
      ]
      form.append(to_append)
    else
      field_name = field_metadata.fetch(
        :field_name, field.name
      )
      if val.is_a? Array
        val.each do |value|
          next if value.nil?

          form.append(
            ["#{field_name}[]", [nil, val_to_string(value)]]
          )
        end
      else
        form.append([field_name, [nil, val_to_string(val)]])
      end
    end
  end
  [media_type, nil, form]
end

.serialize_request_body(request, nullable, optional, request_field_name, serialization_method) ⇒ Object 



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# File 'lib/open_api_sdk/utils/request_bodies.rb', line 29

def self.serialize_request_body(request, nullable, optional, request_field_name, serialization_method)
  return ['', nil, nil] if request.nil? && !nullable && optional

  return serialize_content_type(SERIALIZATION_METHOD_TO_CONTENT_TYPE[serialization_method], request) if !request.respond_to?(:fields) || !request.respond_to?(request_field_name)

  request_metadata = T.let(nil, T.nilable(T::Array[T::Array[T.any(T::Array[T.nilable(String)], String)]]))
  T.unsafe(request).fields.each do |f|
    if f.name == request_field_name
      request_metadata = f.metadata[:request]
      break
    end
  end
  if request_metadata.nil?
    # Field name collision: model has a field matching request_field_name but without :request metadata.
    # Serialize the entire object as the request body.
    return serialize_content_type(SERIALIZATION_METHOD_TO_CONTENT_TYPE[serialization_method], request)
  end

  request_val = request.send(request_field_name)
  return ['', nil, nil] if request_val.nil?

  serialize_content_type(
    request_metadata.fetch(:media_type, 'application/octet-stream'), request_val
  )
end

.template_url(url_with_params, params) ⇒ Object 



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# File 'lib/open_api_sdk/utils/url.rb', line 94

def self.template_url(url_with_params, params)
  params.each do |key, value|
    if value.class.respond_to? :enums
      val_str = T.cast(value, T::Enum).serialize
    else
      val_str = value
    end
    url_with_params = url_with_params.gsub("{#{key}}", val_str)
  end

  url_with_params
end

.val_to_string(val) ⇒ Object 



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# File 'lib/open_api_sdk/utils/utils.rb', line 20

def self.val_to_string(val)
  if val.class.respond_to?(:enums)
    T.unsafe(val).serialize.to_s
  elsif val.is_a? DateTime
    val.strftime('%Y-%m-%dT%H:%M:%S.%NZ').sub(/(\.\d*[1-9])0+Z\z/, '\1Z').sub(/\.0+Z\z/, 'Z')
  else
    val.to_s

  end
end