class Provider::<%= class_name %>Adapter < Provider::Base
  include Provider::Syncable
  include Provider::InstitutionMetadata
  include Provider::Configurable

  # Register this adapter with the factory
  Provider::Factory.register("<%= class_name %>Account", self)
<%= configure_block_content %>
  def provider_name
    "<%= file_name %>"
  end

  # Thread-safe lazy loading of <%= class_name %> configuration
  def self.ensure_configuration_loaded
    # Fast path: return immediately if already loaded (no lock needed)
    return if Rails.application.config.<%= file_name %>.present?

    # Slow path: acquire lock and reload if still needed
    @config_mutex ||= Mutex.new
    @config_mutex.synchronize do
      return if Rails.application.config.<%= file_name %>.present?
      reload_configuration
    end
  end

  # Reload <%= class_name %> configuration when settings are updated
  def self.reload_configuration
<% parsed_fields.each do |field| -%>
    <%= field[:name] %> = config_value(:<%= field[:name] %>).presence || ENV["<%= field[:env_key] %>"]<% if field[:default] %> || "<%= field[:default] %>"<% end %>
<% end -%>

<% first_required_field = parsed_fields.find { |f| f[:secret] } -%>
<% if first_required_field -%>
    if <%= first_required_field[:name] %>.present?
<% end -%>
      Rails.application.config.<%= file_name %> = OpenStruct.new(
<% parsed_fields.each_with_index do |field, index| -%>
        <%= field[:name] %>: <%= field[:name] %><%= index < parsed_fields.length - 1 ? ',' : '' %>
<% end -%>
      )
<% if first_required_field -%>
    else
      Rails.application.config.<%= file_name %> = nil
    end
<% end -%>
  end

  # Build a <%= class_name %> provider instance using GLOBAL credentials
  # @return [Provider::<%= class_name %>, nil] Returns nil if credentials are not configured
  def self.build_provider
<% first_secret_field = parsed_fields.find { |f| f[:secret] } -%>
<% if first_secret_field -%>
    <%= first_secret_field[:name] %> = config_value(:<%= first_secret_field[:name] %>)
    return nil unless <%= first_secret_field[:name] %>.present?
<% end -%>

    # TODO: Implement provider initialization
    # Provider::<%= class_name %>.new(
<% parsed_fields.each_with_index do |field, index| -%>
    #   <%= field[:name] %>: config_value(:<%= field[:name] %>)<%= index < parsed_fields.length - 1 ? ',' : '' %>
<% end -%>
    # )
    raise NotImplementedError, "Implement build_provider in #{__FILE__}"
  end

  def sync_path
    Rails.application.routes.url_helpers.sync_<%= file_name %>_item_path(item)
  end

  def item
    provider_account.<%= file_name %>_item
  end

  def can_delete_holdings?
    false
  end

  def institution_domain
    # TODO: Implement institution domain extraction
    metadata = provider_account.institution_metadata
    return nil unless metadata.present?

    metadata["domain"]
  end

  def institution_name
    # TODO: Implement institution name extraction
    metadata = provider_account.institution_metadata
    return nil unless metadata.present?

    metadata["name"] || item&.institution_name
  end

  def institution_url
    # TODO: Implement institution URL extraction
    metadata = provider_account.institution_metadata
    return nil unless metadata.present?

    metadata["url"] || item&.institution_url
  end

  def institution_color
    item&.institution_color
  end
end