Class: FinchAPI::Transport::BaseClient Abstract Private

Inherits:
Object
  • Object
show all
Defined in:
lib/finch-api/transport/base_client.rb

Overview

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

This class is abstract.

Direct Known Subclasses

Client

Constant Summary collapse

MAX_REDIRECTS =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future.

from whatwg fetch spec

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PLATFORM_HEADERS =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future.

rubocop:disable Style/MutableConstant

{
  "x-stainless-arch" => FinchAPI::Util.arch,
  "x-stainless-lang" => "ruby",
  "x-stainless-os" => FinchAPI::Util.os,
  "x-stainless-package-version" => FinchAPI::VERSION,
  "x-stainless-runtime" => ::RUBY_ENGINE,
  "x-stainless-runtime-version" => ::RUBY_ENGINE_VERSION
}

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(base_url:, timeout: 0.0, max_retries: 0, initial_retry_delay: 0.0, max_retry_delay: 0.0, headers: {}, idempotency_header: nil) ⇒ BaseClient

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of BaseClient.

Parameters:

  • base_url (String)
  • timeout (Float) (defaults to: 0.0)
  • max_retries (Integer) (defaults to: 0)
  • initial_retry_delay (Float) (defaults to: 0.0)
  • max_retry_delay (Float) (defaults to: 0.0)
  • headers (Hash{String=>String, Integer, Array<String, Integer, nil>, nil}) (defaults to: {})
  • idempotency_header (String, nil) (defaults to: nil) 


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# File 'lib/finch-api/transport/base_client.rb', line 158

def initialize(
  base_url:,
  timeout: 0.0,
  max_retries: 0,
  initial_retry_delay: 0.0,
  max_retry_delay: 0.0,
  headers: {},
  idempotency_header: nil
)
  @requester = FinchAPI::Transport::PooledNetRequester.new
  @headers = FinchAPI::Util.normalized_headers(
    self.class::PLATFORM_HEADERS,
    {
      "accept" => "application/json",
      "content-type" => "application/json"
    },
    headers
  )
  @base_url = FinchAPI::Util.parse_uri(base_url)
  @idempotency_header = idempotency_header&.to_s&.downcase
  @max_retries = max_retries
  @timeout = timeout
  @initial_retry_delay = initial_retry_delay
  @max_retry_delay = max_retry_delay
end

Instance Attribute Details

#requester ⇒ FinchAPI::Transport::PooledNetRequester

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns:



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# File 'lib/finch-api/transport/base_client.rb', line 147

def requester
  @requester
end

Class Method Details

.follow_redirect(request, status:, response_headers:) ⇒ Hash{Symbol=>Object}

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Parameters:

  • request (Hash{Symbol=>Object}) —

    .

    @option request [Symbol] :method

    @option request [URI::Generic] :url

    @option request [HashString=>String] :headers

    @option request [Object] :body

    @option request [Integer] :max_retries

    @option request [Float] :timeout

  • status (Integer)
  • response_headers (Hash{String=>String}, Net::HTTPHeader)

Returns:

  • (Hash{Symbol=>Object}) 


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# File 'lib/finch-api/transport/base_client.rb', line 88

def follow_redirect(request, status:, response_headers:)
  method, url, headers = request.fetch_values(:method, :url, :headers)
  location =
    Kernel.then do
      URI.join(url, response_headers["location"])
    rescue ArgumentError
      message = "Server responded with status #{status} but no valid location header."
      raise FinchAPI::APIConnectionError.new(url: url, message: message)
    end

  request = {**request, url: location}

  case [url.scheme, location.scheme]
  in ["https", "http"]
    message = "Tried to redirect to a insecure URL"
    raise FinchAPI::APIConnectionError.new(url: url, message: message)
  else
    nil
  end

  # from whatwg fetch spec
  case [status, method]
  in [301 | 302, :post] | [303, _]
    drop = %w[content-encoding content-language content-length content-location content-type]
    request = {
      **request,
      method: method == :head ? :head : :get,
      headers: headers.except(*drop),
      body: nil
    }
  else
  end

  # from undici
  if FinchAPI::Util.uri_origin(url) != FinchAPI::Util.uri_origin(location)
    drop = %w[authorization cookie host proxy-authorization]
    request = {**request, headers: request.fetch(:headers).except(*drop)}
  end

  request
end

.reap_connection!(status, stream:) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Parameters:



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# File 'lib/finch-api/transport/base_client.rb', line 134

def reap_connection!(status, stream:)
  case status
  in (..199) | (300..499)
    stream&.each { next }
  in FinchAPI::APIConnectionError | (500..)
    FinchAPI::Util.close_fused!(stream)
  else
  end
end

.should_retry?(status, headers:) ⇒ Boolean

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Parameters:

  • status (Integer)
  • headers (Hash{String=>String}, Net::HTTPHeader)

Returns:

  • (Boolean) 


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# File 'lib/finch-api/transport/base_client.rb', line 50

def should_retry?(status, headers:)
  coerced = FinchAPI::Util.coerce_boolean(headers["x-should-retry"])
  case [coerced, status]
  in [true | false, _]
    coerced
  in [_, 408 | 409 | 429 | (500..)]
    # retry on:
    # 408: timeouts
    # 409: locks
    # 429: rate limits
    # 500+: unknown errors
    true
  else
    false
  end
end

.validate!(req) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Parameters:

  • req (Hash{Symbol=>Object})

Raises:

  • (ArgumentError) 


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# File 'lib/finch-api/transport/base_client.rb', line 30

def validate!(req)
  keys = [:method, :path, :query, :headers, :body, :unwrap, :page, :stream, :model, :options]
  case req
  in Hash
    req.each_key do |k|
      unless keys.include?(k)
        raise ArgumentError.new("Request `req` keys must be one of #{keys}, got #{k.inspect}")
      end
    end
  else
    raise ArgumentError.new("Request `req` must be a Hash or RequestOptions, got #{req.inspect}")
  end
end

Instance Method Details

#inspect ⇒ String

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns:

  • (String) 


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# File 'lib/finch-api/transport/base_client.rb', line 451

def inspect
  # rubocop:disable Layout/LineLength
  base_url = FinchAPI::Util.unparse_uri(@base_url)
  "#<#{self.class.name}:0x#{object_id.to_s(16)} base_url=#{base_url} max_retries=#{@max_retries} timeout=#{@timeout}>"
  # rubocop:enable Layout/LineLength
end

#request(req) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Execute the request specified by ‘req`. This is the method that all resource

methods call into.

Parameters:

  • req (Hash{Symbol=>Object}) —

    .

    @option req [Symbol] :method

    @option req [String, Array<String>] :path

    @option req [HashString, nil, nil] :query

    @option req [HashInteger, Array<String, Integer, nil>, nil, nil] :headers

    @option req [Object, nil] :body

    @option req [Symbol, nil] :unwrap

    @option req [Class, nil] :page

    @option req [Class, nil] :stream

    @option req [FinchAPI::Type::Converter, Class, nil] :model

    @option req [FinchAPI::RequestOptions, HashSymbol=>Object, nil] :options

Returns:

  • (Object)

Raises:



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# File 'lib/finch-api/transport/base_client.rb', line 421

def request(req)
  self.class.validate!(req)
  model = req.fetch(:model) { FinchAPI::Unknown }
  opts = req[:options].to_h
  FinchAPI::RequestOptions.validate!(opts)
  request = build_request(req.except(:options), opts)
  url = request.fetch(:url)

  # Don't send the current retry count in the headers if the caller modified the header defaults.
  send_retry_header = request.fetch(:headers)["x-stainless-retry-count"] == "0"
  status, response, stream = send_request(
    request,
    redirect_count: 0,
    retry_count: 0,
    send_retry_header: send_retry_header
  )

  decoded = FinchAPI::Util.decode_content(response, stream: stream)
  case req
  in { stream: Class => st }
    st.new(model: model, url: url, status: status, response: response, stream: decoded)
  in { page: Class => page }
    page.new(client: self, req: req, headers: response, page_data: decoded)
  else
    unwrapped = FinchAPI::Util.dig(decoded, req[:unwrap])
    FinchAPI::Type::Converter.coerce(model, unwrapped)
  end
end