Module: Desiru::Persistence::Setup

Defined in:
lib/desiru/persistence/setup.rb

Overview

Setup and initialization for persistence layer

Class Method Summary collapse

Class Method Details

.initialize!(db_connection) ⇒ Object 



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# File 'lib/desiru/persistence/setup.rb', line 15

def self.initialize!(db_connection)
  # Always reinitialize if the database connection has changed
  return if @initialized && Sequel::Model.db == db_connection

  # Ensure we have a valid connection
  raise 'Database connection required' unless db_connection

  # Create the base model with a specific database
  Sequel::Model.db = db_connection

  # Define the base model class
  base_class = Class.new(Sequel::Model) do
    # This is an abstract model - no table
    def self.inherited(subclass)
      super
      subclass.plugin :timestamps, update_on_create: true
      subclass.plugin :json_serializer
      subclass.plugin :validation_helpers
    end

    # Helper to create JSON columns that work across databases
    def self.json_column(name)
      case db.adapter_scheme
      when :postgres
        # PostgreSQL has native JSON support
        nil # No special handling needed
      when :sqlite, :mysql, :mysql2
        # SQLite and MySQL store JSON as text
        plugin :serialization
        serialize_attributes :json, name
      end
    end
  end

  # Make it unrestricted so it doesn't look for a table
  base_class.unrestrict_primary_key

  # Set the Base constant
  Models.send(:remove_const, :Base) if Models.const_defined?(:Base)
  Models.const_set(:Base, base_class)

  # Remove existing model constants to force reload
  i[ModuleExecution ApiRequest OptimizationResult TrainingExample JobResult].each do |model|
    Models.send(:remove_const, model) if Models.const_defined?(model)
  end

  # Now load all model classes - use load instead of require to force re-execution
  load File.expand_path('models/module_execution.rb', __dir__)
  load File.expand_path('models/api_request.rb', __dir__)
  load File.expand_path('models/optimization_result.rb', __dir__)
  load File.expand_path('models/training_example.rb', __dir__)
  load File.expand_path('models/job_result.rb', __dir__)

  # Setup repositories
  require_relative 'repository'
  Repository.setup!

  @initialized = true
  true
end

.initialized? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/desiru/persistence/setup.rb', line 11

def self.initialized?
  @initialized
end