Class: BetterSeeder::Builders::Structure

Inherits:
Object
  • Object
show all
Defined in:
lib/better_seeder/builders/structure.rb

Constant Summary collapse

TEMPLATE = 
"module %<module_name>s\n  class %<class_name>sStructure < ::BetterSeeder::Structure::Utils\n    # Defines generators for each attribute.\n    def self.structure\n      {\n        # Replace with your attribute generators:\n        attribute_name: [:string, -> { \"your value\" }]\n      }\n    end\n\n    # Optional: Validate generated records using Dry-schema.\n    def self.seed_schema\n      Dry::Schema.Params do\n        # Replace with your validations:\n        required(:attribute_name).filled(:string)\n      end\n    end\n\n    # Specific seeding configuration for %<class_name>s.\n    def self.seed_config\n      {\n        file_name: '%<file_name>s',\n        columns: { excluded: [] },\n        generate_data: true,\n        count: 10,\n        load_data: true,\n        # parents: [ { model: 'MyNamespace::MyModel', column: :my_column } ]\n      }\n    end\n\n    # Optional: Uniqueness constraints.\n    def self.unique_keys\n      []\n    end\n  end\nend\n"

Class Method Summary collapse

Class Method Details

.generate(model_name) ⇒ String

Generates a structure file for the given model name.

Parameters:

  • model_name (String) —

    The full model name (e.g., “MyNamespace::MyModel”)

Returns:

  • (String) —

    The full path to the generated file.



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# File 'lib/better_seeder/builders/structure.rb', line 52

def self.generate(model_name)
  # Split the model name into module parts and the actual class name.
  parts       = model_name.split('::')
  class_name  = parts.pop
  module_name = parts.empty? ? 'Main' : parts.join('::')

  # Determine the file path.
  # For example, for "MyNamespace::MyModel", the file will be placed in:
  # lib/better_seeder/generators/my_namespace/my_model_structure.rb
  folder_path = File.join(BetterSeeder.configuration.structure_path, *parts.map(&:underscore))
  file_name   = "#{class_name.underscore}_structure.rb"
  full_path   = File.join(folder_path, file_name)

  # Ensure the target directory exists.
  FileUtils.mkdir_p(folder_path)

  # Prepare the file content.
  content = format(TEMPLATE, module_name: module_name, class_name: class_name,
                             file_name: "#{class_name.underscore}_seed")

  # Write the template to the file.
  File.write(full_path, content)
  full_path
end