Class: Proc::Client

Inherits:
Http::Client
  • Object
show all
Defined in:
lib/proc/client.rb

Constant Summary collapse

DEFAULT_HEADERS = 
{
  "content-type" => "application/json"
}.freeze

Instance Method Summary collapse

Constructor Details

#initialize(authorization, scheme: "https", host: "proc.dev") ⇒ Client

Returns a new instance of Client.



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# File 'lib/proc/client.rb', line 32

def initialize(authorization, scheme: "https", host: "proc.dev")
  @authorization = authorization
  @scheme = scheme
  @host = host

  super()
end

Instance Method Details

#[](proc) ⇒ Object 



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# File 'lib/proc/client.rb', line 40

def [](proc)
  Callable.new(proc, client: self)
end

#compose(&block) ⇒ Object 



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# File 'lib/proc/client.rb', line 60

def compose(&block)
  Composition.new(client: self, &block)
end

#perform(proc, input, **arguments) ⇒ Object 



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# File 'lib/proc/client.rb', line 68

def perform(proc, input, **arguments)
  Async(logger: NullLogger) { |task|
    body = {
      input: input, arguments: arguments
    }

    headers = {
      "authorization" => "Bearer #{@authorization}"
    }.merge(DEFAULT_HEADERS)

    begin
      response = call(:post, build_uri(proc), headers: headers, body: Oj.dump(body, mode: :json), task: task)

      @remaining = response.headers["x-rate-limit-remaining"].to_s.to_i
      @resets_at = Time.at(response.headers["x-rate-limit-reset"].to_s.to_i)

      payload = Oj.load(response.read, mode: :strict)
    rescue => error
      raise Proc::Unavailable, error.message
    ensure
      response&.close
    end

    case response.status
    when 200
      payload["value"]
    when 400
      raise Proc::ArgumentError, payload.dig("error", "message")
    when 403
      raise Proc::Unauthorized, payload.dig("error", "message")
    when 404
      raise Proc::Undefined, payload.dig("error", "message")
    when 429
      raise Proc::RateLimited, payload.dig("error", "message")
    when 500
      raise Proc::Error, payload.dig("error", "message")
    end
  }.wait
end

#remaining ⇒ Object 



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# File 'lib/proc/client.rb', line 44

def remaining
  unless defined?(@remaining)
    self["ping"].call
  end

  @remaining
end

#resets_at ⇒ Object 



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# File 'lib/proc/client.rb', line 52

def resets_at
  unless defined?(@resets_at)
    self["ping"].call
  end

  @resets_at
end