57 lines
1.4 KiB
Ruby
57 lines
1.4 KiB
Ruby
# frozen_string_literal: true
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module Trashable
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extend ActiveSupport::Concern
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included do
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default_scope { where(with_deleted_scope_sql) }
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# scope unscoped does not work
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belongs_to :deleted_by, class_name: 'User'
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end
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module ClassMethods
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def with_deleted
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# lifted from acts_as_paranoid, works around https://github.com/rails/rails/issues/4306
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#
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# with this in place Post.limit(10).with_deleted, will work as expected
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#
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scope = self.all
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# must use :send here cause predicates is protected
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# careful with updates of this API
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scope.where_clause.send(:predicates).delete(with_deleted_scope_sql)
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scope
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end
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def with_deleted_scope_sql
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all.table[:deleted_at].eq(nil).to_sql
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end
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end
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def trashed?
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deleted_at.present?
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end
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def trash!(trashed_by = nil)
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# note, an argument could be made that the column should probably called trashed_at
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# however, deleted_at is the terminology used in the UI
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#
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# we could hijack use a delete! and delete - redirecting the originals elsewhere, but that is
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# confusing as well. So for now, we go with trash!
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#
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trash_update(DateTime.now, trashed_by.try(:id))
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end
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def recover!
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trash_update(nil, nil)
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end
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private
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def trash_update(deleted_at, deleted_by_id)
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self.update_columns(deleted_at: deleted_at, deleted_by_id: deleted_by_id)
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end
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end
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