54 lines
1.8 KiB
Ruby
54 lines
1.8 KiB
Ruby
class AlterActivities < ActiveRecord::Migration
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def up
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UserActivity.all.each do |activity|
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if activity.act_type == 'JournalsForMessage'
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if activity.act
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unless activity.act.m_parent_id.nil?
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parent_act = UserActivity.where("act_id = #{activity.act.m_parent_id} and act_type='JournalsForMessage' and container_type='Course'").first
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if parent_act
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parent_act.created_at = activity.act.parent.children.maximum("created_on")
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parent_act.save
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activity.destroy
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end
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end
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else
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activity.destroy
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end
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end
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end
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CourseActivity.all.each do |activity|
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if activity.course_act_type == 'JournalsForMessage'
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if activity.course_act
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unless activity.course_act.m_parent_id.nil?
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parent_act = CourseActivity.where("course_act_id = #{activity.course_act.m_parent_id} and course_act_type='JournalsForMessage'").first
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if parent_act
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parent_act.created_at = activity.course_act.parent.children.maximum("created_on")
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parent_act.save
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activity.destroy
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end
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end
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else
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activity.destroy
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end
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elsif activity.course_act_type == 'Message'
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if activity.course_act
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unless activity.course_act.parent_id.nil?
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parent_act = CourseActivity.where("course_act_id = #{activity.course_act.parent_id} and course_act_type='Message'").first
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if parent_act
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parent_act.created_at = activity.course_act.parent.children.maximum("created_on")
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parent_act.save
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activity.destroy
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end
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end
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else
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activity.destroy
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end
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end
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end
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end
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def down
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end
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end
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