Restructure omni services and add Chatwoot research snapshot

research/chatwoot/app/jobs/slack_unfurl_job.rb

@@ -0,0 +1,49 @@
+class SlackUnfurlJob < ApplicationJob
+  queue_as :low
+
+  def perform(params)
+    @params = params
+    set_integration_hook
+
+    return unless channel_has_access
+
+    Integrations::Slack::SlackLinkUnfurlService.new(params: @params, integration_hook: @integration_hook).perform
+  end
+
+  private
+
+  # Find the integration hook by taking first link from array of links
+  # Assume that all the links are from the same account, how ever there is a possibility that the links are from different accounts.
+  # TODO: Fix this edge case later
+  def set_integration_hook
+    url = extract_url
+    return unless url
+
+    account_id = extract_account_id(url)
+    @integration_hook = Integrations::Hook.find_by(account_id: account_id, app_id: 'slack')
+  end
+
+  def extract_url
+    @params.dig(:event, :links)&.first&.[](:url)
+  end
+
+  def extract_account_id(url)
+    account_id_regex = %r{/accounts/(\d+)}
+    match_data = url.match(account_id_regex)
+    match_data[1] if match_data
+  end
+
+  # Check the channel has access to the bot to unfurl the links
+  def channel_has_access
+    return if @integration_hook.blank?
+
+    slack_client = Slack::Web::Client.new(token: @integration_hook.access_token)
+    response = slack_client.conversations_members(channel: @params.dig(:event, :channel))
+    response['ok']
+  rescue Slack::Web::Api::Errors::ChannelNotFound => e
+    # The link unfurl event will not work for private channels and other accounts channels
+    # So we can ignore the error
+    Rails.logger.error "Exception in SlackUnfurlJob: #{e.message}"
+    false
+  end
+end