require_relative 'constants'

module AzureSearch
  class Client
    def initialize (api_url, api_key, api_version=AzureSearch::API_VERSION)
      require 'rest-client'
      require 'json'
      @api_url = api_url
      @api_version = api_version
      @headers = {
        'Content-Type' => "application/json; charset=UTF-8",
        'Api-Key' => api_key,
        'Accept' => "application/json",
        'Accept-Charset' => "UTF-8"
      }
    end 

    def add_documents(index_name, documents, merge=true)
      raise ConfigError, 'no index_name' if index_name.empty?
      raise ConfigError, 'no documents' if documents.empty?
      action = merge ? 'mergeOrUpload' : 'upload' 
      for document in documents
        document['@search.action'] = action
      end
      req_body =  { :value => documents }.to_json
      puts req_body
      # p "REQ_BODY= #{req_body}"
      # p "URI= #{@api_url}/indexes/#{index_name}/docs/index?api-version=#{@api_version}"
      res = RestClient.post(
            "#{@api_url}/indexes/#{index_name}/docs/index?api-version=#{@api_version}",
            req_body,
            @headers)
      res
    end

  end
end