Class: Topic

Inherits:
Content show all
Defined in:
app/models/topic.rb

Instance Method Summary collapse

Methods inherited from Content

#fork_to!, #public?, #to_resource_h

Methods included from WithProgress

#completed_for?, #completion_percentage_for, #dirty_progress_if_structural_children_changed!, #dirty_progresses!, #progress_for

Methods included from WithUsages

#usage_in_organization, #usage_in_organization_of_type

Methods included from WithSlug

#normalize_slug!, #rebase!, #rebased_dup, #transparent_id, #transparent_params

Methods included from WithDescription

#description_teaser

Methods included from Mumuki::Domain::Syncable

#platform_class_name, #sync_key

Methods inherited from ApplicationRecord

aggregate_of, all_except, defaults, #delete, #destroy!, numbered, organic_on, resource_fields, #save, #save_and_notify!, #save_and_notify_changes!, serialize_symbolized_hash_array, #update_and_notify!, update_or_create!, whitelist_attributes

Instance Method Details

#as_chapter_of(book) ⇒ Object 



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# File 'app/models/topic.rb', line 30

def as_chapter_of(book)
  book.chapters.find_by(topic_id: id) || Chapter.new(topic: self, book: book)
end

#first_lesson ⇒ Object 



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# File 'app/models/topic.rb', line 14

def first_lesson
  lessons.first
end

#fork_children_into!(dup, organization, syncer) ⇒ Object

Forking



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# File 'app/models/topic.rb', line 40

def fork_children_into!(dup, organization, syncer)
  dup.lessons = lessons.map { |lesson| lesson.guide.fork_to!(organization, syncer, quiet: true).as_lesson_of(dup) }
end

#import_from_resource_h!(resource_h) ⇒ Object 



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# File 'app/models/topic.rb', line 18

def import_from_resource_h!(resource_h)
  dirty_progress_if_structural_children_changed! do
    self.assign_attributes resource_h.except(:lessons, :description)
    self.description = resource_h[:description].squeeze(' ')
    rebuild_lessons! resource_h[:lessons].to_a.map { |it| lesson_for(it) }
  end
end

#pending_lessons(user) ⇒ Object 



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# File 'app/models/topic.rb', line 44

def pending_lessons(user)
  guides.
    joins('left join public.exercises exercises
              on exercises.guide_id = guides.id').
    joins("left join public.assignments assignments
              on assignments.exercise_id = exercises.id
              and assignments.submitter_id = #{user.id}
              and assignments.submission_status = #{Mumuki::Domain::Status::Submission::Passed.to_i}").
    where('assignments.id is null').
    group('public.guides.id', 'lessons.number').map(&:lesson)
end

#reindex_usages! ⇒ Object 



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# File 'app/models/topic.rb', line 34

def reindex_usages!
  Chapter.where(topic: self).map(&:book).each(&:reindex_usages!)
end

#to_expanded_resource_h ⇒ Object 



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# File 'app/models/topic.rb', line 26

def to_expanded_resource_h
  super.merge(appendix: appendix, lessons: lessons.map(&:slug))
end