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38 lines
1.4 KiB
38 lines
1.4 KiB
class ContestActivity < ActiveRecord::Base
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attr_accessible :contest_act_id, :contest_act_type, :user_id, :contest_id
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belongs_to :user
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belongs_to :contest
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belongs_to :contest_act ,:polymorphic => true
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has_many :user_acts, :class_name => 'UserAcivity',:as =>:act
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after_create :add_user_activity
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before_destroy :destroy_user_activity
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#在个人动态里面增加当前动态
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def add_user_activity
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user_activity = UserActivity.where("act_type = '#{self.contest_act_type.to_s}' and act_id = '#{self.contest_act_id}'").first
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if user_activity
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user_activity.save
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else
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if self.contest_act_type == 'Message' && !self.contest_act.parent_id.nil?
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user_activity = UserActivity.where("act_type = 'Message' and act_id = #{self.contest_act.parent.id}").first
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user_activity.created_at = self.created_at
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user_activity.save
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else
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user_activity = UserActivity.new
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user_activity.act_id = self.contest_act_id
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user_activity.act_type = self.contest_act_type
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user_activity.container_type = "Contest"
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user_activity.container_id = self.contest_id
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user_activity.user_id = self.user_id
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user_activity.save
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end
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end
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end
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def destroy_user_activity
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user_activity = UserActivity.where("act_type = '#{self.contest_act_type.to_s}' and act_id = '#{self.contest_act_id}'")
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user_activity.destroy_all
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end
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end
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