Class: SettingsService::StudentAssignmentRepository

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Singleton
Defined in:
app/services/settings_service/student_assignment_repository.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ StudentAssignmentRepository

Returns a new instance of StudentAssignmentRepository.



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# File 'app/services/settings_service/student_assignment_repository.rb', line 11

def initialize
  raise "missing canvas domain!" if SettingsService.canvas_domain.nil?
  @secret_key = ENV['S3_ACCESS_KEY']
  @id_key = ENV['S3_ACCESS_KEY_ID']
  Aws.config.update(
    region: 'us-west-2',
    credentials: creds
  )
end

Class Method Details

.dynamodb ⇒ Object 



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# File 'app/services/settings_service/student_assignment_repository.rb', line 87

def self.dynamodb
  @dynamodb || Aws::DynamoDB::Client.new
end

.use_test_client! ⇒ Object 



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# File 'app/services/settings_service/student_assignment_repository.rb', line 78

def self.use_test_client!
  instance.use_test_client!
end

Instance Method Details

#create_table(name:) ⇒ Object 



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# File 'app/services/settings_service/student_assignment_repository.rb', line 21

def create_table(name:)
  begin
    self.class.dynamodb.create_table(table_params(name)).successful?
  rescue
  end
end

#get(table_name:, id:) ⇒ Object 



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# File 'app/services/settings_service/student_assignment_repository.rb', line 28

def get(table_name:, id:)
  assignment = ::Assignment.find(id[:assignment_id])
  migration_id = assignment.migration_id
  student_assignment_id = "#{migration_id}:#{id[:student_id]}"

  self.class.dynamodb.query(
    table_name: table_name,
    key_condition_expression: "#id = :id",
    expression_attribute_names: { "#id" => "id" },
    expression_attribute_values: { ":id" => student_assignment_id }
  ).items.inject({}) do |newhash, setting|
    newhash[setting['setting']] = setting['value']
    newhash
  end
end

#put(table_name:, id:, setting:, value:) ⇒ Object 



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# File 'app/services/settings_service/student_assignment_repository.rb', line 44

def put(table_name:, id:, setting:, value:)
  return unless value == 'increment'


  assignment = ::Assignment.find(id[:assignment_id])
  return unless assignment.migration_id
  migration_id = assignment.migration_id
  student_assignment_id = "#{migration_id}:#{id[:student_id]}"


  value = SettingsService.get_settings(
    object: 'assignment',
    id: migration_id
  )["max_attempts"]

  return unless value

  student_attempts = SettingsService.get_settings(
    object: 'student_assignment',
    id: id
  )['max_attempts']

  value = student_attempts if student_attempts

  self.class.dynamodb.put_item(
    table_name: table_name,
    item: {
      id: student_assignment_id,
      setting: setting,
      value: value.to_i + 1
    }
  )
end

#use_test_client! ⇒ Object 



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# File 'app/services/settings_service/student_assignment_repository.rb', line 82

def use_test_client!
  Aws.config = {}
  @dynamodb = Aws::DynamoDB::Client.new(endpoint: 'http://localhost:8000')
end