Class: RailsLens::Providers::SchemaProvider

Inherits:
Base
  • Object
show all
Defined in:
lib/rails_lens/providers/schema_provider.rb

Instance Method Summary collapse

Instance Method Details

#applicable?(_model_class) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rails_lens/providers/schema_provider.rb', line 10

def applicable?(_model_class)
  true # Always applicable - handles both abstract and regular models
end

#process(model_class, connection = nil) ⇒ Object 



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# File 'lib/rails_lens/providers/schema_provider.rb', line 14

def process(model_class, connection = nil)
  # Always require a connection to be passed to prevent connection pool exhaustion
  if connection.nil?
    raise ArgumentError, 'SchemaProvider requires a connection to be passed to prevent connection pool exhaustion'
  end

  conn = connection

  if model_class.abstract_class?
    # For abstract classes, show database connection information in TOML format
    adapter_name = conn.adapter_name

    lines = []

    # Get connection name
    begin
      connection_name = conn.pool.db_config.name
      lines << "connection = \"#{connection_name}\""
    rescue StandardError
      lines << 'connection = "unknown"'
    end

    lines << "database_dialect = \"#{adapter_name}\""

    # Add database version information
    begin
      db_version = conn.database_version
      lines << "database_version = \"#{db_version}\""
    rescue StandardError
      lines << 'database_version = "unknown"'
    end

    # Add database name if available
    begin
      db_name = conn.current_database
      lines << "database_name = \"#{db_name}\"" if db_name
    rescue StandardError
      # Skip if can't get database name
    end

    lines << ''
    lines << '# This is an abstract class that establishes a database connection'
    lines << '# but does not have an associated table.'

    lines.join("\n")
  else
    # Add schema information for regular models (tables or views)
    adapter = Connection.adapter_for(model_class, conn)
    adapter.generate_annotation(model_class)
  end
end

#type ⇒ Object 



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# File 'lib/rails_lens/providers/schema_provider.rb', line 6

def type
  :schema
end