133 lines
3.8 KiB
Ruby
133 lines
3.8 KiB
Ruby
# Mostly modeled after the intial implementation of the service based on 360 Dialog
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# https://docs.360dialog.com/whatsapp-api/whatsapp-api/media
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# https://developers.facebook.com/docs/whatsapp/api/media/
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class Whatsapp::IncomingMessageBaseService
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pattr_initialize [:inbox!, :params!]
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def perform
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processed_params
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set_contact
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return unless @contact
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set_conversation
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return if @processed_params[:messages].blank? || unprocessable_message_type?
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@message = @conversation.messages.build(
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content: message_content(@processed_params[:messages].first),
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account_id: @inbox.account_id,
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inbox_id: @inbox.id,
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message_type: :incoming,
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sender: @contact,
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source_id: @processed_params[:messages].first[:id].to_s
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)
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attach_files
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attach_location
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@message.save!
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end
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private
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def processed_params
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@processed_params ||= params
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end
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def message_content(message)
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# TODO: map interactive messages back to button messages in chatwoot
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message.dig(:text, :body) ||
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message.dig(:button, :text) ||
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message.dig(:interactive, :button_reply, :title) ||
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message.dig(:interactive, :list_reply, :title)
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end
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def account
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@account ||= inbox.account
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end
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def set_contact
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contact_params = @processed_params[:contacts]&.first
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return if contact_params.blank?
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contact_inbox = ::ContactInboxWithContactBuilder.new(
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source_id: contact_params[:wa_id],
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inbox: inbox,
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contact_attributes: { name: contact_params.dig(:profile, :name), phone_number: "+#{@processed_params[:messages].first[:from]}" }
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).perform
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@contact_inbox = contact_inbox
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@contact = contact_inbox.contact
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end
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def conversation_params
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{
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account_id: @inbox.account_id,
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inbox_id: @inbox.id,
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contact_id: @contact.id,
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contact_inbox_id: @contact_inbox.id
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}
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end
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def set_conversation
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@conversation = @contact_inbox.conversations.last
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return if @conversation
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@conversation = ::Conversation.create!(conversation_params)
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end
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def file_content_type(file_type)
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return :image if %w[image sticker].include?(file_type)
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return :audio if %w[audio voice].include?(file_type)
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return :video if ['video'].include?(file_type)
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return :location if ['location'].include?(file_type)
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:file
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end
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def message_type
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@processed_params[:messages].first[:type]
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end
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def unprocessable_message_type?
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%w[reaction contacts ephemeral unsupported].include?(message_type)
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end
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def attach_files
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return if %w[text button interactive location].include?(message_type)
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attachment_payload = @processed_params[:messages].first[message_type.to_sym]
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@message.content ||= attachment_payload[:caption]
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attachment_file = download_attachment_file(attachment_payload)
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return if attachment_file.blank?
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@message.attachments.new(
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account_id: @message.account_id,
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file_type: file_content_type(message_type),
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file: {
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io: attachment_file,
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filename: attachment_file.original_filename,
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content_type: attachment_file.content_type
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}
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)
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end
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def download_attachment_file(attachment_payload)
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Down.download(inbox.channel.media_url(attachment_payload[:id]), headers: inbox.channel.api_headers)
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end
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def attach_location
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return unless @processed_params[:messages].first[:type] == 'location'
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location = @processed_params[:messages].first['location']
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location_name = location['name'] ? "#{location['name']}, #{location['address']}" : ''
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@message.attachments.new(
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account_id: @message.account_id,
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file_type: file_content_type(message_type),
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coordinates_lat: location['latitude'],
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coordinates_long: location['longitude'],
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fallback_title: location_name,
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external_url: location['url']
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)
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end
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end
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