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## Summary - support region option when configuring Dialogflow integration - connect to region endpoint when set - use session identification based on the region Fixes: https://github.com/chatwoot/chatwoot/issues/4129
102 lines
3.2 KiB
Ruby
102 lines
3.2 KiB
Ruby
require 'google/cloud/dialogflow/v2'
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class Integrations::Dialogflow::ProcessorService < Integrations::BotProcessorService
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pattr_initialize [:event_name!, :hook!, :event_data!]
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private
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def message_content(message)
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# TODO: might needs to change this to a way that we fetch the updated value from event data instead
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# cause the message.updated event could be that that the message was deleted
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return message.content_attributes['submitted_values']&.first&.dig('value') if event_name == 'message.updated'
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message.content
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end
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def get_response(session_id, message_content)
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if hook.settings['credentials'].blank?
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Rails.logger.warn "Account: #{hook.try(:account_id)} Hook: #{hook.id} credentials are not present." && return
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end
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configure_dialogflow_client_defaults
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detect_intent(session_id, message_content)
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rescue Google::Cloud::PermissionDeniedError => e
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Rails.logger.warn "DialogFlow Error: (account-#{hook.try(:account_id)}, hook-#{hook.id}) #{e.message}"
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hook.prompt_reauthorization!
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hook.disable
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end
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def process_response(message, response)
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fulfillment_messages = response.query_result['fulfillment_messages']
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fulfillment_messages.each do |fulfillment_message|
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content_params = generate_content_params(fulfillment_message)
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if content_params['action'].present?
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process_action(message, content_params['action'])
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else
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create_conversation(message, content_params)
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end
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end
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end
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def generate_content_params(fulfillment_message)
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text_response = fulfillment_message['text'].to_h
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content_params = { content: text_response[:text].first } if text_response[:text].present?
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content_params ||= fulfillment_message['payload'].to_h
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content_params
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end
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def create_conversation(message, content_params)
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return if content_params.blank?
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conversation = message.conversation
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conversation.messages.create!(
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content_params.merge(
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{
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message_type: :outgoing,
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account_id: conversation.account_id,
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inbox_id: conversation.inbox_id
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}
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)
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)
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end
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def configure_dialogflow_client_defaults
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::Google::Cloud::Dialogflow::V2::Sessions::Client.configure do |config|
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config.timeout = 10.0
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config.credentials = hook.settings['credentials']
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config.endpoint = dialogflow_endpoint
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end
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end
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def normalized_region
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region = hook.settings['region'].to_s.strip
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(region.presence || 'global')
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end
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def dialogflow_endpoint
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region = normalized_region
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return 'dialogflow.googleapis.com' if region == 'global'
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"#{region}-dialogflow.googleapis.com"
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end
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def detect_intent(session_id, message)
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client = ::Google::Cloud::Dialogflow::V2::Sessions::Client.new
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session = build_session_path(session_id)
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query_input = { text: { text: message, language_code: 'en-US' } }
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client.detect_intent session: session, query_input: query_input
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end
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def build_session_path(session_id)
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project_id = hook.settings['project_id']
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region = normalized_region
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if region == 'global'
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"projects/#{project_id}/agent/sessions/#{session_id}"
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else
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"projects/#{project_id}/locations/#{region}/agent/sessions/#{session_id}"
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end
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end
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end
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