class Student_list_presenter

# File lib/presenters/base_presenters/student_list_presenter.rb, line 27
def initialize(view)
  super(view)
  self.logger.debug("Инициализация Student_list_presenter")
  begin
    self.logger.debug("Инициализация Students_list")
    self.entities_list = Students_list.new(Students_list_DB.new)
    # self.entities_list = Students_list.new(Students_list_file_adapter.new(Students_list_file.new('./students.json', JSON_storage_strategy.new)))
    self.logger.debug("Инициализация Data_list_student_short")
    self.data_list = Data_list_student_short.new([])
    self.filters = Filter.new
    self.sort_order = {
      order: :asc,
      col_index: 0
    }
  rescue StandardError => e
    error_msg = "Ошибка при получении доступа к файлу: #{e.message}"
    self.logger.error(error_msg)
    self.view.show_error(error_msg)
  end
end

# File lib/presenters/base_presenters/student_list_presenter.rb, line 72
def add_student(student)
  self.logger.info "Добавление студента в хранилище"
  self.logger.debug "Данные студента: #{student.to_line_s}"
  self.entities_list.add_student(student)
  self.logger.info "Студент добавлен в хранилище"
  self.refresh_data
end

# File lib/presenters/base_presenters/student_list_presenter.rb, line 175
def apply_filters
  self.logger.info "Установка фильтров"
  self.apply_full_name_filter
  self.apply_git_filter
  self.apply_email_filter
  self.apply_phone_number_filter
  self.apply_telegram_filter
  self.apply_sort
end

# File lib/presenters/base_presenters/student_list_presenter.rb, line 155
def check_and_update_page()
  if self.view.current_page > self.view.total_pages
    switch_page(-1)
  end
end

# File lib/presenters/base_presenters/student_list_presenter.rb, line 136
def delete_student
  ids = self.get_selected
  begin
    ids.each do |id|
      self.logger.info "Удаление студента с id: #{id}"
      self.entities_list.delete_student(id)
    end
  rescue => e
    error_msg = "Ошибка при удалении: #{e.message}"
    self.logger.error error_msg
    self.view.show_error(error_msg)
  ensure
    self.refresh_data
    self.check_and_update_page
  end
end

# File lib/presenters/base_presenters/student_list_presenter.rb, line 96
def deselect(number)
  begin
    self.data_list.deselect(number)
    self.logger.info "Выделение со строки: #{number} убрано"
    self.view.update_button_states
  rescue
    self.logger.error "Ошибка при удалении выделения строки: #{number}"
  end
end

# File lib/presenters/base_presenters/student_list_presenter.rb, line 109
def get_selected
  selected = self.data_list.get_selected
  self.logger.debug "Выделенные студенты: #{selected}"
  selected
end

# File lib/presenters/base_presenters/student_list_presenter.rb, line 118
def get_student(id)
  self.logger.info "Получение студента по id: #{id}"
  student = self.entities_list.get_student_by_id(id)
  self.logger.debug "Студент: #{student.to_line_s}"
  student
end

# File lib/presenters/base_presenters/student_list_presenter.rb, line 50
def refresh_data
  self.logger.info "Обновление таблицы студентов"
  self.data_list.clear_selected
  self.reset_filters
  self.apply_filters
  begin
    self.logger.info "Поиск студентов в хранилище"
    self.data_list = self.entities_list.get_k_n_student_short_list(self.view.current_page, self.view.rows_per_page, self.filters, self.data_list)
    self.data_list.count = self.entities_list.get_student_short_count
    self.view.update_view({ columns: self.data_list.get_names, total_count: self.data_list.count, table_data: self.data_list.retrieve_data })
  rescue => e
    error_msg = "Ошибка при получении данных: #{e.message}"
    self.logger.error error_msg
    self.view.show_error(error_msg)
  end
  
  self.logger.info "Таблица студентов обновлена"
end

# File lib/presenters/base_presenters/student_list_presenter.rb, line 128
def replace_student(student)
  self.logger.info "Замена студента с id: #{student.id}"
  self.logger.debug "Замена студента: #{student.to_line_s}"
  self.entities_list.replace_student(student.id, student)
  self.refresh_data
end

# File lib/presenters/base_presenters/student_list_presenter.rb, line 186
def reset_filters
  self.logger.info "Сброс фильтров"
  self.filters = Filter.new
end

# File lib/presenters/base_presenters/student_list_presenter.rb, line 83
def select(number)
  begin
    self.data_list.select(number)
    self.logger.info "Выделена строка: #{number}"
    self.view.update_button_states
  rescue
    self.logger.error "Ошибка при выделении строки: #{number}"
  end
end

# File lib/presenters/base_presenters/student_list_presenter.rb, line 194
def set_sort_order(column_index)
  if self.sort_order[:col_index] == column_index
    self.sort_order[:order] = self.sort_order[:order] == :asc ? :desc : :asc 
  else
    self.sort_order[:col_index] = column_index
    self.sort_order[:order] = :asc
  end
  self.refresh_data
end

# File lib/presenters/base_presenters/student_list_presenter.rb, line 164
def switch_page(direction)
  new_page = self.view.current_page + direction
  if new_page < 1 || new_page > self.view.total_pages
    return
  end
  self.logger.info "Переключение страницы на: #{new_page}"
  self.view.current_page = new_page
  self.refresh_data
end