Class: StudentProgress::Unit

Inherits:
Object
  • Object
show all
Defined in:
lib/student_progress/unit.rb

Constant Summary collapse

@@all = 
[]

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(attrs = {}) ⇒ Unit

Returns a new instance of Unit.



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# File 'lib/student_progress/unit.rb', line 15

def initialize(attrs = {})
  attrs.each do |attr, value|
    self.send("#{attr}=", value)
  end
  @lessons = []
end

Instance Attribute Details

#id ⇒ Object

Returns the value of attribute id.



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# File 'lib/student_progress/unit.rb', line 2

def id
  @id
end

#lessons ⇒ Object (readonly)

Returns the value of attribute lessons.



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# File 'lib/student_progress/unit.rb', line 3

def lessons
  @lessons
end

#title ⇒ Object

Returns the value of attribute title.



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# File 'lib/student_progress/unit.rb', line 2

def title
  @title
end

#topic ⇒ Object

Returns the value of attribute topic.



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# File 'lib/student_progress/unit.rb', line 2

def topic
  @topic
end

Class Method Details

.all ⇒ Object 



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# File 'lib/student_progress/unit.rb', line 7

def self.all
  @@all
end

.create_from_hash(hash) ⇒ Object 



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# File 'lib/student_progress/unit.rb', line 11

def self.create_from_hash(hash)
  new(hash).save
end

Instance Method Details

#add_lesson(lesson) ⇒ Object 



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# File 'lib/student_progress/unit.rb', line 27

def add_lesson(lesson)
  @lessons << lesson unless @lessons.include?(lesson)
  lesson.unit = self unless lesson.unit == self
  lesson
end

#lessons_by_type ⇒ Object 



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# File 'lib/student_progress/unit.rb', line 38

def lessons_by_type
  @lessons.map{|l| "#{l.title} - #{l.content_type} (#{l.id})"}
end

#save ⇒ Object 



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# File 'lib/student_progress/unit.rb', line 22

def save 
  @@all << self 
  self
end

#summary ⇒ Object 



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# File 'lib/student_progress/unit.rb', line 42

def summary
  { 
    topic: topic,
    unit: title,
    lessons: lessons_by_type,
    readmes: @lessons.count{|l| l.content_type == "Readme"},
    labs: @lessons.count{|l| l.content_type == "Lab"},
    projects: @lessons.count{|l| l.content_type == "Project"}
  }
end