Module: Familia::Features::Relationships::Cascading::InstanceMethods

Defined in:
lib/familia/features/relationships/cascading.rb

Overview

Instance methods for cascade operations

Instance Method Summary collapse

Instance Method Details

#cascade_impact ⇒ Object

Check if destroying this object would trigger cascades



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# File 'lib/familia/features/relationships/cascading.rb', line 108

def cascade_impact
  strategies = self.class.cascade_strategies
  impact = {
    removals: 0,
    cascades: 0,
    affected_collections: [],
    cascade_targets: []
  }

  strategies.each do |key, strategy_info|
    case strategy_info[:strategy]
    when :remove
      impact[:removals] += 1
      impact[:affected_collections] << key
    when :cascade
      impact[:cascades] += 1
      impact[:affected_collections] << key

      # Estimate cascade targets (this is expensive, use carefully)
      targets = estimate_cascade_targets(strategy_info)
      impact[:cascade_targets].concat(targets)
    end
  end

  impact
end

#execute_cascade_operations ⇒ Object

Execute cascade operations during destroy



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# File 'lib/familia/features/relationships/cascading.rb', line 75

def execute_cascade_operations
  strategies = self.class.cascade_strategies

  # Group operations by strategy for efficient execution
  remove_operations = []
  cascade_operations = []

  strategies.each_value do |strategy_info|
    case strategy_info[:strategy]
    when :remove
      remove_operations << strategy_info
    when :cascade
      cascade_operations << strategy_info
    when :ignore
      # Do nothing
    end
  end

  # Execute remove operations first (cleanup this object's presence)
  execute_remove_operations(remove_operations) if remove_operations.any?

  # Then execute cascade operations (may trigger other destroys)
  execute_cascade_operations_recursive(cascade_operations) if cascade_operations.any?
end

#remove_from_all_collections ⇒ Object

Remove this object from all collections without cascading



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# File 'lib/familia/features/relationships/cascading.rb', line 101

def remove_from_all_collections
  strategies = self.class.cascade_strategies
  remove_operations = strategies.values.reject { |s| s[:strategy] == :ignore }
  execute_remove_operations(remove_operations)
end