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24 lines
1010 B
24 lines
1010 B
class ExerciseBank < ApplicationRecord
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# container_type: Poll 问卷； Exercise试卷
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belongs_to :user
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belongs_to :course_list
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has_many :exercise_bank_questions, :dependent => :destroy
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has_many :polls, dependent: :nullify
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has_many :exercises, dependent: :nullify
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# def course_list_name
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# self.course_list ? self.course_list.name : ""
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# end
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#
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scope :myself, -> (user_id){where(user_id: user_id)}
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scope :find_by_container, lambda { |id,type| where(container_id: id,container_type:type)}
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scope :find_by_c_type, lambda { |keywords| where(container_type: keywords) unless keywords.blank?}
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scope :public_exercises, -> {where(is_public: true)}
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scope :exercise_bank_search, lambda { |keywords|
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where("name LIKE ?", "%#{keywords}%") unless keywords.blank?}
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validates :name, length: { maximum: 60, too_long: "60 characters is the maximum allowed" }
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validates :description, length: { maximum: 100, too_long: "100 characters is the maximum allowed" }
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end |