chore(cleanup): Delete sentiment feature (#9304)

- The feature is unused, removing it for now, will bring it back with better models later.

enterprise/app/jobs/enterprise/sentiment_analysis_job.rb

@@ -1,57 +0,0 @@
-class Enterprise::SentimentAnalysisJob < ApplicationJob
-  queue_as :low
-
-  def perform(message)
-    return if message.account.locale != 'en' || !valid_incoming_message?(message)
-
-    save_message_sentiment(message)
-  rescue StandardError => e
-    Rails.logger.error("Sentiment Analysis Error for message #{message.id}: #{e}")
-    ChatwootExceptionTracker.new(e, account: message.account).capture_exception
-  end
-
-  def save_message_sentiment(message)
-    # We are truncating the data here to avoind the OnnxRuntime::Error
-    # Indices element out of data bounds, idx=512 must be within the inclusive range [-512,511]
-    # While gathering the maningfull node the Array/tensor index is going out of bound
-
-    text = message.content&.truncate(2900)
-    return if model.blank?
-
-    sentiment = model.predict(text)
-    message.sentiment = sentiment.merge(value: label_val(sentiment))
-
-    message.save!
-  end
-
-  # Model initializes OnnxRuntime::Model, with given file for inference session and to create the tensor
-  def model
-    model_file = save_and_open_sentiment_file
-
-    return if File.empty?(model_file)
-
-    Informers::SentimentAnalysis.new(model_file)
-  end
-
-  def label_val(sentiment)
-    sentiment[:label] == 'positive' ? 1 : -1
-  end
-
-  def valid_incoming_message?(message)
-    message.incoming? && message.content.present? && !message.private?
-  end
-
-  # returns the sentiment file from vendor folder else download it to the path from AWS-S3
-  def save_and_open_sentiment_file
-    model_path = ENV.fetch('SENTIMENT_FILE_PATH', nil)
-
-    sentiment_file = Rails.root.join('vendor/db/sentiment-analysis.onnx')
-
-    return sentiment_file if File.exist?(sentiment_file)
-
-    source_file = Down.download(model_path) # Download file from AWS-S3
-    File.rename(source_file, sentiment_file) # Change the file path
-
-    sentiment_file
-  end
-end

enterprise/app/models/enterprise/message.rb

@@ -1,5 +0,0 @@
-module Enterprise::Message
-  def update_message_sentiments
-    ::Enterprise::SentimentAnalysisJob.perform_later(self) if ENV.fetch('SENTIMENT_FILE_PATH', nil).present?
-  end
-end

enterprise/app/models/enterprise/sentiment_analysis_helper.rb

@@ -1,45 +0,0 @@
-module Enterprise::SentimentAnalysisHelper
-  extend ActiveSupport::Concern
-
-  included do
-    def opening_sentiments
-      records = incoming_messages.first(average_message_count)
-      average_sentiment(records)
-    end
-
-    def closing_sentiments
-      return unless resolved?
-
-      records = incoming_messages.last(average_message_count)
-      average_sentiment(records)
-    end
-
-    def average_sentiment(records)
-      {
-        label: average_sentiment_label(records),
-        score: average_sentiment_score(records)
-      }
-    end
-
-    private
-
-    def average_sentiment_label(records)
-      value = records.pluck(:sentiment).sum { |a| a['value'].to_i }
-      value.negative? ? 'negative' : 'positive'
-    end
-
-    def average_sentiment_score(records)
-      total = records.pluck(:sentiment).sum { |a| a['score'].to_f }
-      total / average_message_count
-    end
-
-    def average_message_count
-      # incoming_messages.count >= 10 ? 5 : ((incoming_messages.count / 2) - 1)
-      5
-    end
-
-    def incoming_messages
-      messages.incoming.where(private: false)
-    end
-  end
-end