Class: StudentListFileAdapter

Inherits:
Object
  • Object
show all
Defined in:
lib/source/repositories/student_list_file_adapter.rb

Instance Method Summary collapse

Constructor Details

#initialize(data_type, file_path) ⇒ StudentListFileAdapter

Returns a new instance of StudentListFileAdapter.



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# File 'lib/source/repositories/student_list_file_adapter.rb', line 5

def initialize(data_type, file_path)
  @file = StudentListBase.new(data_type)
  @file.load_from_file(file_path)
  @file_path = file_path
end

Instance Method Details

#add_student(student) ⇒ Object

добавление студента



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# File 'lib/source/repositories/student_list_file_adapter.rb', line 16

def add_student(student)
  @file.add_student(student)
  @file.save_to_file(@file_path)
end

#k_n_student_short_list(k, n, data_list) ⇒ Object

получение n элементов k страницы



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# File 'lib/source/repositories/student_list_file_adapter.rb', line 39

def k_n_student_short_list(k,n, data_list)
  @file.k_n_student_short_list(k, n, data_list)
end

#remove_student(student_id) ⇒ Object

удаление студента по id



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# File 'lib/source/repositories/student_list_file_adapter.rb', line 22

def remove_student(student_id)
  @file.remove_student(student_id)
  @file.save_to_file(@file_path)
end

#replace_student(student_id, student) ⇒ Object

замена студента по id



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# File 'lib/source/repositories/student_list_file_adapter.rb', line 28

def replace_student(student_id, student)
  @file.replace_student(student_id,student)
  @file.save_to_file(@file_path)
end

#student_by_id(student_id) ⇒ Object

получить студента по id



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# File 'lib/source/repositories/student_list_file_adapter.rb', line 11

def student_by_id(student_id)
  @file.student_by_id(student_id)
end

#student_count ⇒ Object

подсчет количества студентов



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# File 'lib/source/repositories/student_list_file_adapter.rb', line 34

def student_count
  @file.student_count
end