90 lines
2.5 KiB
Ruby
90 lines
2.5 KiB
Ruby
# frozen_string_literal: true
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#
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# Copyright (C) 2015 - present Instructure, Inc.
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#
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# This file is part of Canvas.
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#
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# Canvas is free software: you can redistribute it and/or modify it under
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# the terms of the GNU Affero General Public License as published by the Free
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# Software Foundation, version 3 of the License.
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#
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# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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class LearningOutcomeQuestionResult < ActiveRecord::Base
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belongs_to :learning_outcome_result
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belongs_to :learning_outcome
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belongs_to :associated_asset, polymorphic: [:assessment_question]
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belongs_to :root_account, class_name: "Account"
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simply_versioned
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scope :for_associated_asset, lambda { |associated_asset|
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where(associated_asset_type: associated_asset.class.to_s, associated_asset_id: associated_asset.id)
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}
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delegate :hide_points, to: :learning_outcome_result
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before_save :infer_defaults
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before_save :set_root_account_id
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def infer_defaults
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self.original_score ||= score
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self.original_possible ||= possible
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self.original_mastery = mastery if original_mastery.nil?
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calculate_percent!
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true
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end
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def set_root_account_id
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return if root_account_id.present?
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self.root_account_id = learning_outcome_result.root_account_id
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end
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def calculate_percent!
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if score && possible
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self.percent = score.to_f / possible.to_f
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end
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self.percent = nil if percent && !percent.to_f.finite?
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end
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def save_to_version(attempt)
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if versions.empty?
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save
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else
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current_version = versions.current.model
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if current_version.attempt && attempt < current_version.attempt
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versions = self.versions.sort_by(&:created_at).reverse.select { |v| v.model.attempt == attempt }
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unless versions.empty?
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versions.all? do |version|
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update_version_data(version)
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end
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end
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else
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save
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end
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end
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end
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private
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def update_version_data(version)
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version_data = YAML.load(version.yaml)
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version_data["score"] = score
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version_data["mastery"] = mastery
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version_data["possible"] = possible
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version_data["attempt"] = attempt
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version_data["title"] = title
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version.yaml = version_data.to_yaml
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version.save
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end
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end
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