Class: LcpRuby::Widgets::PresenterZoneResolver

Inherits:
Object
  • Object
show all
Includes:
ScopeApplicator
Defined in:
lib/lcp_ruby/widgets/presenter_zone_resolver.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from ScopeApplicator

apply_date_range_filter, apply_filter_form, apply_scope_filters, apply_value_filter, blank_filter_value?, dispatch_filter_value, resolve_filter_value

Constructor Details

#initialize(zone, user:, scope_context: nil, params: {}, filter_form: nil, scope_filter_set: nil) ⇒ PresenterZoneResolver

Returns a new instance of PresenterZoneResolver.



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# File 'lib/lcp_ruby/widgets/presenter_zone_resolver.rb', line 6

def initialize(zone, user:, scope_context: nil, params: {},
               filter_form: nil, scope_filter_set: nil)
  @zone = zone
  @user = user
  @scope_context = scope_context || {}
  @params = params || {}
  @filter_form = filter_form
  @scope_filter_set = scope_filter_set
end

Class Method Details

.reset_cache! ⇒ Object 



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# File 'lib/lcp_ruby/widgets/presenter_zone_resolver.rb', line 165

def self.reset_cache!
  @routable_slug_cache = nil
end

.routable_slug_for_model(model_name) ⇒ Object 



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# File 'lib/lcp_ruby/widgets/presenter_zone_resolver.rb', line 155

def self.routable_slug_for_model(model_name)
  @routable_slug_cache ||= {}
  return @routable_slug_cache[model_name] if @routable_slug_cache.key?(model_name)

  page = LcpRuby.loader.page_definitions.values.find { |p|
    p.routable? && p.model == model_name
  }
  @routable_slug_cache[model_name] = page&.slug
end

Instance Method Details

#resolve ⇒ Object 



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# File 'lib/lcp_ruby/widgets/presenter_zone_resolver.rb', line 16

def resolve
  presenter_name = @zone.presenter
  return { hidden: true } unless presenter_name

  presenter = LcpRuby.loader.presenter_definitions[presenter_name]
  return { hidden: true } unless presenter

  model_name = presenter.model
  model_class = resolve_model_class(model_name)
  return { hidden: true } unless model_class

  model_def = LcpRuby.loader.model_definition(model_name)
  evaluator = build_evaluator(model_name)
  return { hidden: true } unless evaluator&.can?(:index)
  return { hidden: true } unless evaluator.can_access_presenter?(presenter_name)

  scope = apply_policy_scope(model_class, evaluator)
  scope = apply_soft_delete_filter(scope, model_def)
  scope = apply_default_scope(scope, model_class)
  scope = apply_zone_scope(scope, model_class)
  scope = apply_filter_form(scope, model_class, @filter_form)
  scope = apply_scope_filters(scope, model_class, @scope_filter_set)
  scope = apply_scope_context(scope, model_class)
  scope = apply_zone_filters(scope, model_class, model_def, presenter, evaluator)
  scope = apply_eager_loading(scope, presenter, model_def)
  scope = apply_zone_sort(scope, model_class)

  limit = @zone.limit || 10
  records = scope.page(@params[:page]).per(limit)

  column_set = Presenter::ColumnSet.new(presenter, evaluator)
  action_set = Presenter::ActionSet.new(presenter, evaluator)

  # Resolve zone_record_slug for clickable rows
  zone_slug = resolve_zone_record_slug(presenter)

  {
    records: records,
    presenter: presenter,
    model_definition: model_def,
    column_set: column_set,
    action_set: action_set,
    evaluator: evaluator,
    field_value_resolver: Presenter::FieldValueResolver.new(model_def, evaluator),
    zone: @zone,
    zone_record_slug: zone_slug
  }
end