Class: Qcourses::CourseRepository

Inherits:
Object
  • Object
show all
Defined in:
lib/qcourses/models/course_repository.rb

Defined Under Namespace

Classes: Error

Constant Summary collapse

KEY_VALUE_SEPARATOR = 
":"
@@instance = 
nil

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(directory = Dir, file_opener = File) ⇒ CourseRepository

Returns a new instance of CourseRepository.



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# File 'lib/qcourses/models/course_repository.rb', line 46

def initialize(directory = Dir, file_opener = File)
  @directory = directory
  @file_opener = file_opener
end

Class Method Details

.configure(instance = CourseRepository.new) ⇒ Object 



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# File 'lib/qcourses/models/course_repository.rb', line 23

def self.configure(instance = CourseRepository.new)
  @@instance = instance
end

.destroy ⇒ Object 



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# File 'lib/qcourses/models/course_repository.rb', line 27

def self.destroy
  @@instance = nil
end

.in_memory ⇒ Object 



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# File 'lib/qcourses/models/course_repository.rb', line 31

def self.in_memory
  configure MemoryCourseRepository.new
end

.method_missing(method, *args) ⇒ Object 



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# File 'lib/qcourses/models/course_repository.rb', line 39

def self.method_missing(method, *args)
  raise Error.new "CourseRepository not configured while calling #{method}" unless @@instance
  @@instance.send(method, *args)
end

.on_file_system ⇒ Object 



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# File 'lib/qcourses/models/course_repository.rb', line 35

def self.on_file_system
  configure CourseRepository.new
end

Instance Method Details

#all ⇒ Object 



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# File 'lib/qcourses/models/course_repository.rb', line 51

def all
  courses.values
end

#find(course_id) ⇒ Object 



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# File 'lib/qcourses/models/course_repository.rb', line 55

def find(course_id)
  courses[course_id]
end