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class Competitions::SaveTeamForm
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include ActiveModel::Model
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attr_accessor :competition, :team, :creator
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attr_accessor :name, :teacher_ids, :member_ids
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validates :name, presence: true
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validate :check_creator_enrollable
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def check_creator_enrollable
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return unless check_creator_identity_enrollable
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check_creator_multiple_enrollable
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end
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validate :check_teachers_enrollable
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def check_teachers_enrollable
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if competition.teacher_enroll_forbidden? # 禁止老师报名
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return if creator.is_teacher? # 因为创建者有单独校验，所以这里跳过
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return if teacher_ids.blank?
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if teacher_ids.present?
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errors.add(:teacher_ids, :enroll_forbidden)
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return
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end
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end
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self.teacher_ids = teacher_ids.map(&:to_i)
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all_teachers = creator.is_teacher? ? teacher_ids + [creator.id] : teacher_ids
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all_teachers.uniq!
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if all_teachers.size < competition.teacher_staff.minimum || all_teachers.size > competition.teacher_staff.maximum
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errors.add(:teacher_ids, :invalid_count, minimum: competition.teacher_staff.minimum, maximum: competition.teacher_staff.maximum)
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return
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end
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# 老师可多次报名，不检查
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return unless competition.teacher_multiple_limited?
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# 存在已报名老师
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enrolled_teacher_members = competition.team_members.where(user_id: all_teachers)
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.where.not(competition_team_id: team.id).pluck(:user_id)
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if enrolled_teacher_members.present?
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errors.add(:teacher_ids, :enrolled, names: User.where(id: enrolled_teacher_members).map(&:real_name).join('，'))
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return
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end
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end
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validate :check_members_enrollable
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def check_members_enrollable
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if competition.member_enroll_forbidden? # 禁止学生报名
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return unless creator.is_teacher? # 因为创建者有单独校验，所以这里跳过
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return if member_ids.blank?
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if member_ids.present?
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errors.add(:member_ids, :enroll_forbidden)
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return
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end
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end
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self.member_ids = member_ids.map(&:to_i)
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all_members = creator.is_teacher? ? member_ids : member_ids + [creator.id]
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all_members.uniq!
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if all_members.size < competition.member_staff.minimum || all_members.size > competition.member_staff.maximum
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errors.add(:member_ids, :invalid_count, minimum: competition.member_staff.minimum, maximum: competition.member_staff.maximum)
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return
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end
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# 成员可多次报名，不检查
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return unless competition.member_multiple_limited?
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# 存在已报名成员
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enrolled_members = competition.team_members.where(user_id: all_members)
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.where.not(competition_team_id: team.id).pluck(:user_id)
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if enrolled_members.present?
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errors.add(:member_ids, :enrolled, names: User.where(id: enrolled_members).map(&:real_name).join('，'))
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return
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end
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end
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private
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# 竞赛是否限制了职业
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def check_creator_identity_enrollable
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if creator.is_teacher? && competition.teacher_enroll_forbidden?
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errors.add(:creator, :teacher_enroll_forbidden)
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return false
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elsif !creator.is_teacher? && competition.member_enroll_forbidden?
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errors.add(:creator, :member_enroll_forbidden)
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return false
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end
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true
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end
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# 创建者是否能多次报名
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def check_creator_multiple_enrollable
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return unless team.new_record? # 编辑战队时不需要校验
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return unless competition.enrolled?(creator)
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if (creator.is_teacher? && competition.teacher_multiple_limited?) || (!creator.is_teacher? && competition.member_multiple_limited?)
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errors.add(:creator, :enrolled)
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return false
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end
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true
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end
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end |
