Class: DataAdaptor

Inherits:
Object
  • Object
show all
Defined in:
lib/coursegen/course/data/data_adaptor.rb

Overview

Standard way to access information to be used in a list_of()

Constant Summary collapse

COL_NAMES =

column_selector is one of: :number, :date, :title, :homework

{number: "#", date: "lecture date", title: "title",
homework: "homework", desc: "description", cat: "category"}

Instance Method Summary collapse

Constructor Details

#initialize(source) ⇒ DataAdaptor

Returns a new instance of DataAdaptor.



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# File 'lib/coursegen/course/data/data_adaptor.rb', line 3

def initialize(source)
  @section = Toc.instance.section(source)
end

Instance Method Details

#cell_value(citem, col_selector) ⇒ Object 



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# File 'lib/coursegen/course/data/data_adaptor.rb', line 21

def cell_value(citem, col_selector)
  case col_selector
  when :number
    citem.lecture_number
  when :date
    citem.lecture_date
  when :title
    citem.title
  when :url
    citem.identifier
  when :desc
    citem.desc
  when :homework
    citem.homework
  when :start_date_time
    citem.schedule_start_date_time
  when :end_date_time
    citem.schedule_end_date_time
  when :full_desc
    desc = citem.desc || ""
    hw = citem.homework || ""
    desc + ". HW: " + hw
  when :cat
    citem.cat
  else
    "error!"
  end
end

#column_name(column_selector) ⇒ Object 



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# File 'lib/coursegen/course/data/data_adaptor.rb', line 11

def column_name(column_selector)
  COL_NAMES[column_selector]
end

#rows ⇒ Object 



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# File 'lib/coursegen/course/data/data_adaptor.rb', line 15

def rows
  @section.each do |citem|
    yield citem
  end
end