Chatwoot/app/services/whatsapp/incoming_message_service.rb
2022-01-20 17:09:30 -08:00

97 lines
2.6 KiB
Ruby

# https://docs.360dialog.com/whatsapp-api/whatsapp-api/media
# https://developers.facebook.com/docs/whatsapp/api/media/
class Whatsapp::IncomingMessageService
pattr_initialize [:inbox!, :params!]
def perform
set_contact
return unless @contact
set_conversation
return if params[:messages].blank?
@message = @conversation.messages.build(
content: message_content(params[:messages].first),
account_id: @inbox.account_id,
inbox_id: @inbox.id,
message_type: :incoming,
sender: @contact,
source_id: params[:messages].first[:id].to_s
)
attach_files
@message.save!
end
private
def message_content(message)
# TODO: map interactive messages back to button messages in chatwoot
message.dig(:text, :body) ||
message.dig(:button, :text) ||
message.dig(:interactive, :button_reply, :title) ||
message.dig(:interactive, :list_reply, :title)
end
def account
@account ||= inbox.account
end
def set_contact
contact_params = params[:contacts]&.first
return if contact_params.blank?
contact_inbox = ::ContactBuilder.new(
source_id: contact_params[:wa_id],
inbox: inbox,
contact_attributes: { name: contact_params.dig(:profile, :name), phone_number: "+#{params[:messages].first[:from]}" }
).perform
@contact_inbox = contact_inbox
@contact = contact_inbox.contact
end
def conversation_params
{
account_id: @inbox.account_id,
inbox_id: @inbox.id,
contact_id: @contact.id,
contact_inbox_id: @contact_inbox.id
}
end
def set_conversation
@conversation = @contact_inbox.conversations.last
return if @conversation
@conversation = ::Conversation.create!(conversation_params)
end
def file_content_type(file_type)
return :image if %w[image sticker].include?(file_type)
return :audio if %w[audio voice].include?(file_type)
return :video if ['video'].include?(file_type)
'document'
end
def attach_files
message_type = params[:messages].first[:type]
return if %w[text button interactive].include?(message_type)
attachment_payload = params[:messages].first[message_type.to_sym]
attachment_file = Down.download(inbox.channel.media_url(attachment_payload[:id]), headers: inbox.channel.api_headers)
@message.content ||= attachment_payload[:caption]
@message.attachments.new(
account_id: @message.account_id,
file_type: file_content_type(message_type),
file: {
io: attachment_file,
filename: attachment_file,
content_type: attachment_file.content_type
}
)
end
end