=begin
#CRM Associations Schema

#No description provided (generated by Openapi Generator https://github.com/openapitools/openapi-generator)

The version of the OpenAPI document: v4

Generated by: https://openapi-generator.tech
OpenAPI Generator version: 6.2.1

=end

require 'date'
require 'json'
require 'logger'
require 'tempfile'
require 'time'
require 'typhoeus'

module Hubspot
  module Crm
    module Associations
      module V4
        module Schema
          class ApiClient
            # The Configuration object holding settings to be used in the API client.
            attr_accessor :config

            # Defines the headers to be used in HTTP requests of all API calls by default.
            #
            # @return [Hash]
            attr_accessor :default_headers

            # Initializes the ApiClient
            # @option config [Configuration] Configuration for initializing the object, default to Configuration.default
            def initialize(config = Configuration.default)
              @config = config
              @user_agent = "hubspot-api-client-ruby; #{VERSION}"
              @default_headers = {
                'Content-Type' => 'application/json',
                'User-Agent' => @user_agent
              }
            end

            def self.default
              @@default ||= ApiClient.new
            end

            # Call an API with given options.
            #
            # @return [Array<(Object, Integer, Hash)>] an array of 3 elements:
            #   the data deserialized from response body (could be nil), response status code and response headers.
            def call_api(http_method, path, opts = {})
              request = build_request(http_method, path, opts)
              response = request.run

              if @config.debugging
                @config.logger.debug "HTTP response body ~BEGIN~\n#{response.body}\n~END~\n"
              end

              if !response.success? && config.error_handler.any?
                config.error_handler.each do |statuses, opts|
                  statuses = statuses.is_a?(Integer) ? [statuses] : statuses

                  retries = opts[:max_retries] || 5
                  while retries > 0 && statuses.include?(response.code)
                    sleep opts[:seconds_delay] if opts[:seconds_delay]
                    response = request.run
                    opts[:retry_block].call if opts[:retry_block]
                    retries -= 1
                  end
                end
              end

              unless response.success?
                if response.timed_out?
                  fail ApiError.new('Connection timed out')
                elsif response.code == 0
                  # Errors from libcurl will be made visible here
                  fail ApiError.new(:code => 0,
                                    :message => response.return_message)
                else
                  fail ApiError.new(:code => response.code,
                                    :response_headers => response.headers,
                                    :response_body => response.body),
                       response.status_message
                end
              end

              if opts[:return_type]
                data = deserialize(response, opts[:return_type])
              else
                data = nil
              end
              return data, response.code, response.headers
            end

            # Builds the HTTP request
            #
            # @param [String] http_method HTTP method/verb (e.g. POST)
            # @param [String] path URL path (e.g. /account/new)
            # @option opts [Hash] :header_params Header parameters
            # @option opts [Hash] :query_params Query parameters
            # @option opts [Hash] :form_params Query parameters
            # @option opts [Object] :body HTTP body (JSON/XML)
            # @return [Typhoeus::Request] A Typhoeus Request
            def build_request(http_method, path, opts = {})
              url = build_request_url(path, opts)
              http_method = http_method.to_sym.downcase

              header_params = @default_headers.merge(opts[:header_params] || {})
              query_params = opts[:query_params] || {}
              form_params = opts[:form_params] || {}
              follow_location = opts[:follow_location] || true

              update_params_for_auth! header_params, query_params, opts[:auth_names]

              # set ssl_verifyhosts option based on @config.verify_ssl_host (true/false)
              _verify_ssl_host = @config.verify_ssl_host ? 2 : 0

              req_opts = {
                :method => http_method,
                :headers => header_params,
                :params => query_params,
                :params_encoding => @config.params_encoding,
                :timeout => @config.timeout,
                :ssl_verifypeer => @config.verify_ssl,
                :ssl_verifyhost => _verify_ssl_host,
                :sslcert => @config.cert_file,
                :sslkey => @config.key_file,
                :verbose => @config.debugging,
                :followlocation => follow_location
              }

              # set custom cert, if provided
              req_opts[:cainfo] = @config.ssl_ca_cert if @config.ssl_ca_cert

              if [:post, :patch, :put, :delete].include?(http_method)
                req_body = build_request_body(header_params, form_params, opts[:body])
                req_opts.update :body => req_body
                if @config.debugging
                  @config.logger.debug "HTTP request body param ~BEGIN~\n#{req_body}\n~END~\n"
                end
              end

              request = Typhoeus::Request.new(url, req_opts)
              download_file(request) if opts[:return_type] == 'File'
              request
            end

            # Builds the HTTP request body
            #
            # @param [Hash] header_params Header parameters
            # @param [Hash] form_params Query parameters
            # @param [Object] body HTTP body (JSON/XML)
            # @return [String] HTTP body data in the form of string
            def build_request_body(header_params, form_params, body)
              # http form
              if header_params['Content-Type'] == 'application/x-www-form-urlencoded' ||
                  header_params['Content-Type'] == 'multipart/form-data'
                data = {}
                form_params.each do |key, value|
                  case value
                  when ::File, ::Array, nil
                    # let typhoeus handle File, Array and nil parameters
                    data[key] = value
                  else
                    data[key] = value.to_s
                  end
                end
              elsif body
                data = body.is_a?(String) ? body : body.to_json
              else
                data = nil
              end
              data
            end

            # Save response body into a file in (the defined) temporary folder, using the filename
            # from the "Content-Disposition" header if provided, otherwise a random filename.
            # The response body is written to the file in chunks in order to handle files which
            # size is larger than maximum Ruby String or even larger than the maximum memory a Ruby
            # process can use.
            #
            # @see Configuration#temp_folder_path
            def download_file(request)
              tempfile = nil
              encoding = nil
              request.on_headers do |response|
                content_disposition = response.headers['Content-Disposition']
                if content_disposition && content_disposition =~ /filename=/i
                  filename = content_disposition[/filename=['"]?([^'"\s]+)['"]?/, 1]
                  prefix = sanitize_filename(filename)
                else
                  prefix = 'download-'
                end
                prefix = prefix + '-' unless prefix.end_with?('-')
                encoding = response.body.encoding
                tempfile = Tempfile.open(prefix, @config.temp_folder_path, encoding: encoding)
                @tempfile = tempfile
              end
              request.on_body do |chunk|
                chunk.force_encoding(encoding)
                tempfile.write(chunk)
              end
              request.on_complete do |response|
                if tempfile
                  tempfile.close
                  @config.logger.info "Temp file written to #{tempfile.path}, please copy the file to a proper folder "\
                                      "with e.g. `FileUtils.cp(tempfile.path, '/new/file/path')` otherwise the temp file "\
                                      "will be deleted automatically with GC. It's also recommended to delete the temp file "\
                                      "explicitly with `tempfile.delete`"
                end
              end
            end

            # Check if the given MIME is a JSON MIME.
            # JSON MIME examples:
            #   application/json
            #   application/json; charset=UTF8
            #   APPLICATION/JSON
            #   */*
            # @param [String] mime MIME
            # @return [Boolean] True if the MIME is application/json
            def json_mime?(mime)
              (mime == '*/*') || !(mime =~ /Application\/.*json(?!p)(;.*)?/i).nil?
            end

            # Deserialize the response to the given return type.
            #
            # @param [Response] response HTTP response
            # @param [String] return_type some examples: "User", "Array<User>", "Hash<String, Integer>"
            def deserialize(response, return_type)
              body = response.body

              # handle file downloading - return the File instance processed in request callbacks
              # note that response body is empty when the file is written in chunks in request on_body callback
              return @tempfile if return_type == 'File'

              return nil if body.nil? || body.empty?

              # return response body directly for String return type
              return body if return_type == 'String'

              # ensuring a default content type
              content_type = response.headers['Content-Type'] || 'application/json'

              fail "Content-Type is not supported: #{content_type}" unless json_mime?(content_type)

              begin
                data = JSON.parse("[#{body}]", :symbolize_names => true)[0]
              rescue JSON::ParserError => e
                if %w(String Date Time).include?(return_type)
                  data = body
                else
                  raise e
                end
              end

              convert_to_type data, return_type
            end

            # Convert data to the given return type.
            # @param [Object] data Data to be converted
            # @param [String] return_type Return type
            # @return [Mixed] Data in a particular type
            def convert_to_type(data, return_type)
              return nil if data.nil?
              case return_type
              when 'String'
                data.to_s
              when 'Integer'
                data.to_i
              when 'Float'
                data.to_f
              when 'Boolean'
                data == true
              when 'Time'
                # parse date time (expecting ISO 8601 format)
                Time.parse data
              when 'Date'
                # parse date time (expecting ISO 8601 format)
                Date.parse data
              when 'Object'
                # generic object (usually a Hash), return directly
                data
              when /\AArray<(.+)>\z/
                # e.g. Array<Pet>
                sub_type = $1
                data.map { |item| convert_to_type(item, sub_type) }
              when /\AHash\<String, (.+)\>\z/
                # e.g. Hash<String, Integer>
                sub_type = $1
                {}.tap do |hash|
                  data.each { |k, v| hash[k] = convert_to_type(v, sub_type) }
                end
              else
                # models (e.g. Pet) or oneOf
                klass = Hubspot::Crm::Associations::V4::Schema.const_get(return_type)
                klass.respond_to?(:openapi_one_of) ? klass.build(data) : klass.build_from_hash(data)
              end
            end

            # Sanitize filename by removing path.
            # e.g. ../../sun.gif becomes sun.gif
            #
            # @param [String] filename the filename to be sanitized
            # @return [String] the sanitized filename
            def sanitize_filename(filename)
              filename.gsub(/.*[\/\\]/, '')
            end

            def build_request_url(path, opts = {})
              # Add leading and trailing slashes to path
              path = "/#{path}".gsub(/\/+/, '/')
              @config.base_url(opts[:operation]) + path
            end

            # Update header and query params based on authentication settings.
            #
            # @param [Hash] header_params Header parameters
            # @param [Hash] query_params Query parameters
            # @param [String] auth_names Authentication scheme name
            def update_params_for_auth!(header_params, query_params, auth_names)
              Array(auth_names).each do |auth_name|
                auth_setting = @config.auth_settings[auth_name]
                next unless auth_setting
                case auth_setting[:in]
                when 'header' then header_params[auth_setting[:key]] = auth_setting[:value]
                when 'query'  then query_params[auth_setting[:key]] = auth_setting[:value]
                else fail ArgumentError, 'Authentication token must be in `query` or `header`'
                end
              end
            end

            # Sets user agent in HTTP header
            #
            # @param [String] user_agent User agent (e.g. openapi-generator/ruby/1.0.0)
            def user_agent=(user_agent)
              @user_agent = user_agent
              @default_headers['User-Agent'] = @user_agent
            end

            # Return Accept header based on an array of accepts provided.
            # @param [Array] accepts array for Accept
            # @return [String] the Accept header (e.g. application/json)
            def select_header_accept(accepts)
              return nil if accepts.nil? || accepts.empty?
              # use JSON when present, otherwise use all of the provided
              json_accept = accepts.find { |s| json_mime?(s) }
              json_accept || accepts.join(',')
            end

            # Return Content-Type header based on an array of content types provided.
            # @param [Array] content_types array for Content-Type
            # @return [String] the Content-Type header  (e.g. application/json)
            def select_header_content_type(content_types)
              # return nil by default
              return if content_types.nil? || content_types.empty?
              # use JSON when present, otherwise use the first one
              json_content_type = content_types.find { |s| json_mime?(s) }
              json_content_type || content_types.first
            end

            # Convert object (array, hash, object, etc) to JSON string.
            # @param [Object] model object to be converted into JSON string
            # @return [String] JSON string representation of the object
            def object_to_http_body(model)
              return model if model.nil? || model.is_a?(String)
              local_body = nil
              if model.is_a?(Array)
                local_body = model.map { |m| object_to_hash(m) }
              else
                local_body = object_to_hash(model)
              end
              local_body.to_json
            end

            # Convert object(non-array) to hash.
            # @param [Object] obj object to be converted into JSON string
            # @return [String] JSON string representation of the object
            def object_to_hash(obj)
              if obj.respond_to?(:to_hash)
                obj.to_hash
              else
                obj
              end
            end

            # Build parameter value according to the given collection format.
            # @param [String] collection_format one of :csv, :ssv, :tsv, :pipes and :multi
            def build_collection_param(param, collection_format)
              case collection_format
              when :csv
                param.join(',')
              when :ssv
                param.join(' ')
              when :tsv
                param.join("\t")
              when :pipes
                param.join('|')
              when :multi
                # return the array directly as typhoeus will handle it as expected
                param
              else
                fail "unknown collection format: #{collection_format.inspect}"
              end
            end
          end
        end
      end
    end
  end
end
