# Code generated by OpenAPI Generator (https://openapi-generator.tech), manual changes will be lost - read more on https://github.com/algolia/api-clients-automation. DO NOT EDIT.

require "date"
require "time"

module Algolia
  module Search
    module SearchQuery
      class << self
      # List of class defined in oneOf (OpenAPI v3)
        def openapi_one_of
          [
            :"SearchForFacets",
            :"SearchForHits"
          ]
        end

        # Builds the object
        # @param [Mixed] Data to be matched against the list of oneOf items
        # @return [Object] Returns the model or the data itself
        def build(data)
          # Go through the list of oneOf items and attempt to identify the appropriate one.
          # Note:
          # - We do not attempt to check whether exactly one item matches.
          # - No advanced validation of types in some cases (e.g. "x: { type: string }" will happily match { x: 123 })
          #   due to the way the deserialization is made in the base_object template (it just casts without verifying).
          # - TODO: scalar values are de facto behaving as if they were nullable.
          # - TODO: logging when debugging is set.
          openapi_one_of.each do |klass|
            begin
              # "nullable: true"
              next if klass == :AnyType
              typed_data = find_and_cast_into_type(klass, data)
              return typed_data if typed_data
              # rescue all errors so we keep iterating even if the current item lookup raises
            rescue
            end
          end

          openapi_one_of.include?(:AnyType) ? data : nil
        end

        private

        SchemaMismatchError = Class.new(StandardError)

        # Note: 'File' is missing here because in the regular case we get the data _after_ a call to JSON.parse.
        def find_and_cast_into_type(klass, data)
          return if data.nil?

          case klass.to_s
          when "Boolean"
            return data if data.instance_of?(TrueClass) || data.instance_of?(FalseClass)
          when "Float"
            return data if data.instance_of?(Float)
          when "Integer"
            return data if data.instance_of?(Integer)
          when "Time"
            return Time.parse(data)
          when "Date"
            return Date.parse(data)
          when "String"
            return data if data.instance_of?(String)
            # "type: object"
          when "Object"
            return data if data.instance_of?(Hash)
            # "type: array"
          when /\AArray<(?<sub_type>.+)>\z/
            if data.instance_of?(Array)
              sub_type = Regexp.last_match[:sub_type]
              return data.map { |item| find_and_cast_into_type(sub_type, item) }
            end
            # "type: object" with "additionalProperties: { ... }"
          when /\AHash<String, (?<sub_type>.+)>\z/
            if data.instance_of?(Hash) && data.keys.all? { |k| k.instance_of?(Symbol) || k.instance_of?(String) }
              sub_type = Regexp.last_match[:sub_type]
              return data.each_with_object({}) { |(k, v), hsh| hsh[k] = find_and_cast_into_type(sub_type, v) }
            end
            # model
          else
            const = Algolia::Search.const_get(klass)
            if const
              # nested oneOf model
              if const.respond_to?(:openapi_one_of)
                model = const.build(data)
              else
                # raise if data contains keys that are not known to the model
                raise unless (data.keys - const.acceptable_attributes).empty?
                model = const.build_from_hash(data)
              end

              return model if model
            end
          end

          # if no match by now, raise
          raise
        rescue
          raise SchemaMismatchError, "#{data} doesn't match the #{klass} type"
        end
      end
    end

  end
end