Class: DroppableTable::Analyzer

Inherits:
Object
  • Object
show all
Defined in:
lib/droppable_table/analyzer.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config = nil) ⇒ Analyzer

Returns a new instance of Analyzer.



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# File 'lib/droppable_table/analyzer.rb', line 11

def initialize(config = nil)
  @config = config.is_a?(Config) ? config : Config.new(config)
  @schema_tables = {}      # DB name => array of table info
  @model_tables = Set.new  # Table names with corresponding models
  @sti_base_tables = Set.new # STI base tables
  @habtm_tables = Set.new  # HABTM join tables
  @droppable_tables = []   # Potentially droppable tables
  @excluded_tables = @config.all_excluded_tables # Rails internal + gems + user defined
  @model_collector = nil
  @schema_format = nil
end

Instance Attribute Details

#config ⇒ Object (readonly)

Returns the value of attribute config.



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# File 'lib/droppable_table/analyzer.rb', line 8

def config
  @config
end

#droppable_tables ⇒ Object (readonly)

Returns the value of attribute droppable_tables.



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# File 'lib/droppable_table/analyzer.rb', line 8

def droppable_tables
  @droppable_tables
end

#excluded_tables ⇒ Object (readonly)

Returns the value of attribute excluded_tables.



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# File 'lib/droppable_table/analyzer.rb', line 8

def excluded_tables
  @excluded_tables
end

#habtm_tables ⇒ Object (readonly)

Returns the value of attribute habtm_tables.



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# File 'lib/droppable_table/analyzer.rb', line 8

def habtm_tables
  @habtm_tables
end

#model_tables ⇒ Object (readonly)

Returns the value of attribute model_tables.



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# File 'lib/droppable_table/analyzer.rb', line 8

def model_tables
  @model_tables
end

#schema_tables ⇒ Object (readonly)

Returns the value of attribute schema_tables.



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# File 'lib/droppable_table/analyzer.rb', line 8

def schema_tables
  @schema_tables
end

#sti_base_tables ⇒ Object (readonly)

Returns the value of attribute sti_base_tables.



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# File 'lib/droppable_table/analyzer.rb', line 8

def sti_base_tables
  @sti_base_tables
end

Instance Method Details

#analyze ⇒ Object 



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# File 'lib/droppable_table/analyzer.rb', line 23

def analyze
  check_migration_status   # Check for pending migrations
  detect_schema_format     # Detect schema.rb vs structure.sql
  collect_schema_tables    # Collect tables from all schema files
  eager_load_models        # Ensure all models are loaded
  collect_model_tables     # Collect from ActiveRecord::Base.descendants
  collect_sti_tables       # Detect STI hierarchies
  collect_habtm_tables     # Detect HABTM associations
  identify_droppable_tables # Identify droppable tables

  self
end

#report(format: :text) ⇒ Object 



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# File 'lib/droppable_table/analyzer.rb', line 36

def report(format: :text)
  # TODO: Implement report generation
  case format
  when :json
    generate_json_report
  else
    generate_text_report
  end
end