Class: ActiveRecordGraphExtractor::DryRunAnalyzer

Inherits:
Object
  • Object
show all
Defined in:
lib/activerecord_graph_extractor/dry_run_analyzer.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config = ActiveRecordGraphExtractor.configuration) ⇒ DryRunAnalyzer

Returns a new instance of DryRunAnalyzer.



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# File 'lib/activerecord_graph_extractor/dry_run_analyzer.rb', line 7

def initialize(config = ActiveRecordGraphExtractor.configuration)
  @config = config
  @relationship_analyzer = RelationshipAnalyzer.new(config)
  @model_count_cache = {}        # Cache for model.count queries
  @relationship_count_cache = {} # Cache for relationship count estimates
  @sample_record_cache = {}      # Cache for sample records
end

Instance Attribute Details

#config ⇒ Object (readonly)

Returns the value of attribute config.



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# File 'lib/activerecord_graph_extractor/dry_run_analyzer.rb', line 5

def config
  @config
end

#model_count_cache ⇒ Object (readonly)

Returns the value of attribute model_count_cache.



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# File 'lib/activerecord_graph_extractor/dry_run_analyzer.rb', line 5

def model_count_cache
  @model_count_cache
end

#relationship_analyzer ⇒ Object (readonly)

Returns the value of attribute relationship_analyzer.



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# File 'lib/activerecord_graph_extractor/dry_run_analyzer.rb', line 5

def relationship_analyzer
  @relationship_analyzer
end

#relationship_count_cache ⇒ Object (readonly)

Returns the value of attribute relationship_count_cache.



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# File 'lib/activerecord_graph_extractor/dry_run_analyzer.rb', line 5

def relationship_count_cache
  @relationship_count_cache
end

#sample_record_cache ⇒ Object (readonly)

Returns the value of attribute sample_record_cache.



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# File 'lib/activerecord_graph_extractor/dry_run_analyzer.rb', line 5

def sample_record_cache
  @sample_record_cache
end

Instance Method Details

#analyze(root_objects, options = {}) ⇒ Object

Raises:



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# File 'lib/activerecord_graph_extractor/dry_run_analyzer.rb', line 15

def analyze(root_objects, options = {})
  raise ExtractionError, "Root object cannot be nil" if root_objects.nil?

  root_objects = Array(root_objects)
  
  # Validate that all objects are ActiveRecord instances
  root_objects.each do |obj|
    unless obj.is_a?(ActiveRecord::Base)
      raise ExtractionError, "Object must be an ActiveRecord object, got #{obj.class}"
    end
  end

  # Extract options
  max_depth = options[:max_depth] || config.max_depth

  start_time = Time.now
  
  begin
    # Analyze the object graph without loading data
    analysis_result = analyze_object_graph(root_objects, max_depth)
    
    analysis_time = Time.now - start_time

    # Build comprehensive analysis report
    build_analysis_report(analysis_result, analysis_time, root_objects, max_depth)
  rescue StandardError => e
    raise ExtractionError, "Failed to analyze object graph: #{e.message}"
  end
end